Merge release-20201208.0-37-gbe5922fbd (automated)

3 files changed, 2468 insertions, 2468 deletions

diff --git a/pkg/abi/linux/linux_abi_autogen_unsafe.go b/pkg/abi/linux/linux_abi_autogen_unsafe.go
index b16994e56..9b24cca01 100644
--- a/pkg/abi/linux/linux_abi_autogen_unsafe.go
+++ b/pkg/abi/linux/linux_abi_autogen_unsafe.go
@@ -521,6 +521,99 @@ func UnmarshalUnsafeBPFInstructionSlice(dst []BPFInstruction, src []byte) (int,
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
+func (c *CapUserHeader) SizeBytes() int {
+    return 8
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (c *CapUserHeader) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(c.Version))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(c.Pid))
+    dst = dst[4:]
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (c *CapUserHeader) UnmarshalBytes(src []byte) {
+    c.Version = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    c.Pid = int32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (c *CapUserHeader) Packed() bool {
+    return true
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (c *CapUserHeader) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(c))
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (c *CapUserHeader) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(c), src)
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (c *CapUserHeader) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c)))
+    hdr.Len = c.SizeBytes()
+    hdr.Cap = c.SizeBytes()
+
+    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that c
+    // must live until the use above.
+    runtime.KeepAlive(c) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyOut implements marshal.Marshallable.CopyOut.
+//go:nosplit
+func (c *CapUserHeader) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return c.CopyOutN(cc, addr, c.SizeBytes())
+}
+
+// CopyIn implements marshal.Marshallable.CopyIn.
+//go:nosplit
+func (c *CapUserHeader) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c)))
+    hdr.Len = c.SizeBytes()
+    hdr.Cap = c.SizeBytes()
+
+    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that c
+    // must live until the use above.
+    runtime.KeepAlive(c) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// WriteTo implements io.WriterTo.WriteTo.
+func (c *CapUserHeader) WriteTo(writer io.Writer) (int64, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c)))
+    hdr.Len = c.SizeBytes()
+    hdr.Cap = c.SizeBytes()
+
+    length, err := writer.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that c
+    // must live until the use above.
+    runtime.KeepAlive(c) // escapes: replaced by intrinsic.
+    return int64(length), err
+}
+
+// SizeBytes implements marshal.Marshallable.SizeBytes.
 func (c *CapUserData) SizeBytes() int {
     return 12
 }
@@ -704,95 +797,95 @@ func UnmarshalUnsafeCapUserDataSlice(dst []CapUserData, src []byte) (int, error)
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (c *CapUserHeader) SizeBytes() int {
+func (f *FOwnerEx) SizeBytes() int {
     return 8
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (c *CapUserHeader) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(c.Version))
+func (f *FOwnerEx) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Type))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(c.Pid))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.PID))
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (c *CapUserHeader) UnmarshalBytes(src []byte) {
-    c.Version = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FOwnerEx) UnmarshalBytes(src []byte) {
+    f.Type = int32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    c.Pid = int32(usermem.ByteOrder.Uint32(src[:4]))
+    f.PID = int32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (c *CapUserHeader) Packed() bool {
+func (f *FOwnerEx) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (c *CapUserHeader) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(c))
+func (f *FOwnerEx) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (c *CapUserHeader) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(c), src)
+func (f *FOwnerEx) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (c *CapUserHeader) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FOwnerEx) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c)))
-    hdr.Len = c.SizeBytes()
-    hdr.Cap = c.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(f)))
+    hdr.Len = f.SizeBytes()
+    hdr.Cap = f.SizeBytes()
 
     length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that c
+    // Since we bypassed the compiler's escape analysis, indicate that f
     // must live until the use above.
-    runtime.KeepAlive(c) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(f) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (c *CapUserHeader) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return c.CopyOutN(cc, addr, c.SizeBytes())
+func (f *FOwnerEx) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (c *CapUserHeader) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FOwnerEx) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c)))
-    hdr.Len = c.SizeBytes()
-    hdr.Cap = c.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(f)))
+    hdr.Len = f.SizeBytes()
+    hdr.Cap = f.SizeBytes()
 
     length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that c
+    // Since we bypassed the compiler's escape analysis, indicate that f
     // must live until the use above.
-    runtime.KeepAlive(c) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(f) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (c *CapUserHeader) WriteTo(writer io.Writer) (int64, error) {
+func (f *FOwnerEx) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c)))
-    hdr.Len = c.SizeBytes()
-    hdr.Cap = c.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(f)))
+    hdr.Len = f.SizeBytes()
+    hdr.Cap = f.SizeBytes()
 
     length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that c
+    // Since we bypassed the compiler's escape analysis, indicate that f
     // must live until the use above.
-    runtime.KeepAlive(c) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(f) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
@@ -912,99 +1005,6 @@ func (f *Flock) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FOwnerEx) SizeBytes() int {
-    return 8
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FOwnerEx) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Type))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.PID))
-    dst = dst[4:]
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FOwnerEx) UnmarshalBytes(src []byte) {
-    f.Type = int32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.PID = int32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (f *FOwnerEx) Packed() bool {
-    return true
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FOwnerEx) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(f))
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FOwnerEx) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(f), src)
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (f *FOwnerEx) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(f)))
-    hdr.Len = f.SizeBytes()
-    hdr.Cap = f.SizeBytes()
-
-    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that f
-    // must live until the use above.
-    runtime.KeepAlive(f) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyOut implements marshal.Marshallable.CopyOut.
-//go:nosplit
-func (f *FOwnerEx) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return f.CopyOutN(cc, addr, f.SizeBytes())
-}
-
-// CopyIn implements marshal.Marshallable.CopyIn.
-//go:nosplit
-func (f *FOwnerEx) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(f)))
-    hdr.Len = f.SizeBytes()
-    hdr.Cap = f.SizeBytes()
-
-    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that f
-    // must live until the use above.
-    runtime.KeepAlive(f) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// WriteTo implements io.WriterTo.WriteTo.
-func (f *FOwnerEx) WriteTo(writer io.Writer) (int64, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(f)))
-    hdr.Len = f.SizeBytes()
-    hdr.Cap = f.SizeBytes()
-
-    length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that f
-    // must live until the use above.
-    runtime.KeepAlive(f) // escapes: replaced by intrinsic.
-    return int64(length), err
-}
-
-// SizeBytes implements marshal.Marshallable.SizeBytes.
 func (s *Statx) SizeBytes() int {
     return 80 +
         (*StatxTimestamp)(nil).SizeBytes() +
@@ -1352,101 +1352,82 @@ func (s *Statfs) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEAttr) SizeBytes() int {
-    return 88
+func (f *FUSEInitOut) SizeBytes() int {
+    return 32 +
+        4*8
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEAttr) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ino))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Size))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Blocks))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Atime))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Mtime))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ctime))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AtimeNsec))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MtimeNsec))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.CtimeNsec))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Nlink))
+func (f *FUSEInitOut) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Major))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.UID))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Minor))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GID))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MaxReadahead))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Rdev))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.BlkSize))
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(f.MaxBackground))
+    dst = dst[2:]
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(f.CongestionThreshold))
+    dst = dst[2:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MaxWrite))
     dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.TimeGran))
     dst = dst[4:]
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(f.MaxPages))
+    dst = dst[2:]
+    // Padding: dst[:sizeof(uint16)] ~= uint16(0)
+    dst = dst[2:]
+    // Padding: dst[:sizeof(uint32)*8] ~= [8]uint32{0}
+    dst = dst[4*(8):]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEAttr) UnmarshalBytes(src []byte) {
-    f.Ino = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Size = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Blocks = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Atime = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Mtime = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Ctime = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.AtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.MtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.CtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.Nlink = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEInitOut) UnmarshalBytes(src []byte) {
+    f.Major = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.UID = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Minor = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.GID = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.MaxReadahead = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.Rdev = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.BlkSize = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.MaxBackground = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    f.CongestionThreshold = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    f.MaxWrite = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    f.TimeGran = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
+    f.MaxPages = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    // Padding: var _ uint16 ~= src[:sizeof(uint16)]
+    src = src[2:]
+    // Padding: ~ copy([8]uint32(f._), src[:sizeof(uint32)*8])
+    src = src[4*(8):]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEAttr) Packed() bool {
+func (f *FUSEInitOut) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEAttr) MarshalUnsafe(dst []byte) {
+func (f *FUSEInitOut) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEAttr) UnmarshalUnsafe(src []byte) {
+func (f *FUSEInitOut) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEAttr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEInitOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1463,13 +1444,13 @@ func (f *FUSEAttr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEAttr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEInitOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEAttr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEInitOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1485,7 +1466,7 @@ func (f *FUSEAttr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEAttr) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSEInitOut) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1501,45 +1482,83 @@ func (f *FUSEAttr) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEOpenIn) SizeBytes() int {
-    return 8
+func (f *FUSEEntryOut) SizeBytes() int {
+    return 40 +
+        (*FUSEAttr)(nil).SizeBytes()
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEOpenIn) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
+func (f *FUSEEntryOut) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.NodeID))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Generation))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.EntryValid))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.AttrValid))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.EntryValidNSec))
     dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AttrValidNSec))
     dst = dst[4:]
+    f.Attr.MarshalBytes(dst[:f.Attr.SizeBytes()])
+    dst = dst[f.Attr.SizeBytes():]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEOpenIn) UnmarshalBytes(src []byte) {
-    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEEntryOut) UnmarshalBytes(src []byte) {
+    f.NodeID = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Generation = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.EntryValid = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.AttrValid = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.EntryValidNSec = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    f.AttrValidNSec = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
+    f.Attr.UnmarshalBytes(src[:f.Attr.SizeBytes()])
+    src = src[f.Attr.SizeBytes():]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEOpenIn) Packed() bool {
-    return true
+func (f *FUSEEntryOut) Packed() bool {
+    return f.Attr.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEOpenIn) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(f))
+func (f *FUSEEntryOut) MarshalUnsafe(dst []byte) {
+    if f.Attr.Packed() {
+        safecopy.CopyIn(dst, unsafe.Pointer(f))
+    } else {
+        // Type FUSEEntryOut doesn't have a packed layout in memory, fallback to MarshalBytes.
+        f.MarshalBytes(dst)
+    }
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEOpenIn) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(f), src)
+func (f *FUSEEntryOut) UnmarshalUnsafe(src []byte) {
+    if f.Attr.Packed() {
+        safecopy.CopyOut(unsafe.Pointer(f), src)
+    } else {
+        // Type FUSEEntryOut doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        f.UnmarshalBytes(src)
+    }
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEOpenIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEEntryOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    if !f.Attr.Packed() {
+        // Type FUSEEntryOut doesn't have a packed layout in memory, fall back to MarshalBytes.
+        buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay.
+        f.MarshalBytes(buf) // escapes: fallback.
+        return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    }
+
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1556,13 +1575,23 @@ func (f *FUSEOpenIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit i
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEOpenIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEEntryOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEOpenIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEEntryOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    if !f.Attr.Packed() {
+        // Type FUSEEntryOut doesn't have a packed layout in memory, fall back to UnmarshalBytes.
+        buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay.
+        length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+        // Unmarshal unconditionally. If we had a short copy-in, this results in a
+        // partially unmarshalled struct.
+        f.UnmarshalBytes(buf) // escapes: fallback.
+        return length, err
+    }
+
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1578,7 +1607,15 @@ func (f *FUSEOpenIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEOpenIn) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSEEntryOut) WriteTo(writer io.Writer) (int64, error) {
+    if !f.Attr.Packed() {
+        // Type FUSEEntryOut doesn't have a packed layout in memory, fall back to MarshalBytes.
+        buf := make([]byte, f.SizeBytes())
+        f.MarshalBytes(buf)
+        length, err := writer.Write(buf)
+        return int64(length), err
+    }
+
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1594,41 +1631,25 @@ func (f *FUSEOpenIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEReadIn) SizeBytes() int {
-    return 40
+func (f *FUSEOpenOut) SizeBytes() int {
+    return 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEReadIn) MarshalBytes(dst []byte) {
+func (f *FUSEOpenOut) MarshalBytes(dst []byte) {
     usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Offset))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Size))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.ReadFlags))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.OpenFlag))
     dst = dst[4:]
     // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEReadIn) UnmarshalBytes(src []byte) {
+func (f *FUSEOpenOut) UnmarshalBytes(src []byte) {
     f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    f.Offset = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Size = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.ReadFlags = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.OpenFlag = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
     // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
@@ -1636,23 +1657,23 @@ func (f *FUSEReadIn) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEReadIn) Packed() bool {
+func (f *FUSEOpenOut) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEReadIn) MarshalUnsafe(dst []byte) {
+func (f *FUSEOpenOut) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEReadIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSEOpenOut) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEReadIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEOpenOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1669,13 +1690,13 @@ func (f *FUSEReadIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit i
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEReadIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEOpenOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEReadIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEOpenOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1691,7 +1712,7 @@ func (f *FUSEReadIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEReadIn) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSEOpenOut) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1707,41 +1728,29 @@ func (f *FUSEReadIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEWriteIn) SizeBytes() int {
-    return 40
+func (f *FUSECreateMeta) SizeBytes() int {
+    return 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEWriteIn) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Offset))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Size))
+func (f *FUSECreateMeta) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.WriteFlags))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask))
     dst = dst[4:]
     // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEWriteIn) UnmarshalBytes(src []byte) {
-    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Offset = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Size = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSECreateMeta) UnmarshalBytes(src []byte) {
+    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.WriteFlags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
     // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
@@ -1749,23 +1758,23 @@ func (f *FUSEWriteIn) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEWriteIn) Packed() bool {
+func (f *FUSECreateMeta) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEWriteIn) MarshalUnsafe(dst []byte) {
+func (f *FUSECreateMeta) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEWriteIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSECreateMeta) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEWriteIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSECreateMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1782,13 +1791,13 @@ func (f *FUSEWriteIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEWriteIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSECreateMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEWriteIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSECreateMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1804,7 +1813,7 @@ func (f *FUSEWriteIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, er
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEWriteIn) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSECreateMeta) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1820,41 +1829,53 @@ func (f *FUSEWriteIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-//go:nosplit
-func (f *FUSEOpID) SizeBytes() int {
-    return 8
+func (f *FUSEDirentMeta) SizeBytes() int {
+    return 24
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEOpID) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(*f))
+func (f *FUSEDirentMeta) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ino))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Off))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.NameLen))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Type))
+    dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEOpID) UnmarshalBytes(src []byte) {
-    *f = FUSEOpID(uint64(usermem.ByteOrder.Uint64(src[:8])))
+func (f *FUSEDirentMeta) UnmarshalBytes(src []byte) {
+    f.Ino = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Off = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.NameLen = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.Type = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEOpID) Packed() bool {
-    // Scalar newtypes are always packed.
+func (f *FUSEDirentMeta) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEOpID) MarshalUnsafe(dst []byte) {
+func (f *FUSEDirentMeta) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEOpID) UnmarshalUnsafe(src []byte) {
+func (f *FUSEDirentMeta) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEOpID) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEDirentMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1871,13 +1892,13 @@ func (f *FUSEOpID) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEOpID) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEDirentMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEOpID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEDirentMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1893,7 +1914,7 @@ func (f *FUSEOpID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEOpID) WriteTo(w io.Writer) (int64, error) {
+func (f *FUSEDirentMeta) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1901,7 +1922,7 @@ func (f *FUSEOpID) WriteTo(w io.Writer) (int64, error) {
     hdr.Len = f.SizeBytes()
     hdr.Cap = f.SizeBytes()
 
-    length, err := w.Write(buf)
+    length, err := writer.Write(buf)
     // Since we bypassed the compiler's escape analysis, indicate that f
     // must live until the use above.
     runtime.KeepAlive(f) // escapes: replaced by intrinsic.
@@ -1909,49 +1930,41 @@ func (f *FUSEOpID) WriteTo(w io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEGetAttrIn) SizeBytes() int {
-    return 16
+//go:nosplit
+func (f *FUSEOpcode) SizeBytes() int {
+    return 4
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEGetAttrIn) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GetAttrFlags))
-    dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
-    dst = dst[8:]
+func (f *FUSEOpcode) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(*f))
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEGetAttrIn) UnmarshalBytes(src []byte) {
-    f.GetAttrFlags = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
-    src = src[4:]
-    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
+func (f *FUSEOpcode) UnmarshalBytes(src []byte) {
+    *f = FUSEOpcode(uint32(usermem.ByteOrder.Uint32(src[:4])))
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEGetAttrIn) Packed() bool {
+func (f *FUSEOpcode) Packed() bool {
+    // Scalar newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEGetAttrIn) MarshalUnsafe(dst []byte) {
+func (f *FUSEOpcode) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEGetAttrIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSEOpcode) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEGetAttrIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEOpcode) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1968,13 +1981,13 @@ func (f *FUSEGetAttrIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEGetAttrIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEOpcode) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEGetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEOpcode) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1990,7 +2003,7 @@ func (f *FUSEGetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEGetAttrIn) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSEOpcode) WriteTo(w io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1998,7 +2011,7 @@ func (f *FUSEGetAttrIn) WriteTo(writer io.Writer) (int64, error) {
     hdr.Len = f.SizeBytes()
     hdr.Cap = f.SizeBytes()
 
-    length, err := writer.Write(buf)
+    length, err := w.Write(buf)
     // Since we bypassed the compiler's escape analysis, indicate that f
     // must live until the use above.
     runtime.KeepAlive(f) // escapes: replaced by intrinsic.
@@ -2006,62 +2019,83 @@ func (f *FUSEGetAttrIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEHeaderOut) SizeBytes() int {
-    return 8 +
+func (f *FUSEHeaderIn) SizeBytes() int {
+    return 28 +
+        (*FUSEOpcode)(nil).SizeBytes() +
         (*FUSEOpID)(nil).SizeBytes()
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEHeaderOut) MarshalBytes(dst []byte) {
+func (f *FUSEHeaderIn) MarshalBytes(dst []byte) {
     usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Len))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Error))
-    dst = dst[4:]
+    f.Opcode.MarshalBytes(dst[:f.Opcode.SizeBytes()])
+    dst = dst[f.Opcode.SizeBytes():]
     f.Unique.MarshalBytes(dst[:f.Unique.SizeBytes()])
     dst = dst[f.Unique.SizeBytes():]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.NodeID))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.UID))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GID))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.PID))
+    dst = dst[4:]
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEHeaderOut) UnmarshalBytes(src []byte) {
+func (f *FUSEHeaderIn) UnmarshalBytes(src []byte) {
     f.Len = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.Error = int32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
+    f.Opcode.UnmarshalBytes(src[:f.Opcode.SizeBytes()])
+    src = src[f.Opcode.SizeBytes():]
     f.Unique.UnmarshalBytes(src[:f.Unique.SizeBytes()])
     src = src[f.Unique.SizeBytes():]
+    f.NodeID = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.UID = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.GID = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.PID = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEHeaderOut) Packed() bool {
-    return f.Unique.Packed()
+func (f *FUSEHeaderIn) Packed() bool {
+    return f.Opcode.Packed() && f.Unique.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEHeaderOut) MarshalUnsafe(dst []byte) {
-    if f.Unique.Packed() {
+func (f *FUSEHeaderIn) MarshalUnsafe(dst []byte) {
+    if f.Opcode.Packed() && f.Unique.Packed() {
         safecopy.CopyIn(dst, unsafe.Pointer(f))
     } else {
-        // Type FUSEHeaderOut doesn't have a packed layout in memory, fallback to MarshalBytes.
+        // Type FUSEHeaderIn doesn't have a packed layout in memory, fallback to MarshalBytes.
         f.MarshalBytes(dst)
     }
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEHeaderOut) UnmarshalUnsafe(src []byte) {
-    if f.Unique.Packed() {
+func (f *FUSEHeaderIn) UnmarshalUnsafe(src []byte) {
+    if f.Opcode.Packed() && f.Unique.Packed() {
         safecopy.CopyOut(unsafe.Pointer(f), src)
     } else {
-        // Type FUSEHeaderOut doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        // Type FUSEHeaderIn doesn't have a packed layout in memory, fallback to UnmarshalBytes.
         f.UnmarshalBytes(src)
     }
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEHeaderOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    if !f.Unique.Packed() {
-        // Type FUSEHeaderOut doesn't have a packed layout in memory, fall back to MarshalBytes.
+func (f *FUSEHeaderIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    if !f.Opcode.Packed() && f.Unique.Packed() {
+        // Type FUSEHeaderIn doesn't have a packed layout in memory, fall back to MarshalBytes.
         buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay.
         f.MarshalBytes(buf) // escapes: fallback.
         return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
@@ -2083,15 +2117,15 @@ func (f *FUSEHeaderOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEHeaderOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEHeaderIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEHeaderOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    if !f.Unique.Packed() {
-        // Type FUSEHeaderOut doesn't have a packed layout in memory, fall back to UnmarshalBytes.
+func (f *FUSEHeaderIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    if !f.Opcode.Packed() && f.Unique.Packed() {
+        // Type FUSEHeaderIn doesn't have a packed layout in memory, fall back to UnmarshalBytes.
         buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay.
         length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
         // Unmarshal unconditionally. If we had a short copy-in, this results in a
@@ -2115,9 +2149,9 @@ func (f *FUSEHeaderOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEHeaderOut) WriteTo(writer io.Writer) (int64, error) {
-    if !f.Unique.Packed() {
-        // Type FUSEHeaderOut doesn't have a packed layout in memory, fall back to MarshalBytes.
+func (f *FUSEHeaderIn) WriteTo(writer io.Writer) (int64, error) {
+    if !f.Opcode.Packed() && f.Unique.Packed() {
+        // Type FUSEHeaderIn doesn't have a packed layout in memory, fall back to MarshalBytes.
         buf := make([]byte, f.SizeBytes())
         f.MarshalBytes(buf)
         length, err := writer.Write(buf)
@@ -2139,53 +2173,67 @@ func (f *FUSEHeaderOut) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEMknodMeta) SizeBytes() int {
-    return 16
+func (f *FUSEHeaderOut) SizeBytes() int {
+    return 8 +
+        (*FUSEOpID)(nil).SizeBytes()
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEMknodMeta) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Rdev))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask))
+func (f *FUSEHeaderOut) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Len))
     dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Error))
     dst = dst[4:]
+    f.Unique.MarshalBytes(dst[:f.Unique.SizeBytes()])
+    dst = dst[f.Unique.SizeBytes():]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEMknodMeta) UnmarshalBytes(src []byte) {
-    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.Rdev = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEHeaderOut) UnmarshalBytes(src []byte) {
+    f.Len = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    f.Error = int32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
+    f.Unique.UnmarshalBytes(src[:f.Unique.SizeBytes()])
+    src = src[f.Unique.SizeBytes():]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEMknodMeta) Packed() bool {
-    return true
+func (f *FUSEHeaderOut) Packed() bool {
+    return f.Unique.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEMknodMeta) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(f))
+func (f *FUSEHeaderOut) MarshalUnsafe(dst []byte) {
+    if f.Unique.Packed() {
+        safecopy.CopyIn(dst, unsafe.Pointer(f))
+    } else {
+        // Type FUSEHeaderOut doesn't have a packed layout in memory, fallback to MarshalBytes.
+        f.MarshalBytes(dst)
+    }
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEMknodMeta) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(f), src)
+func (f *FUSEHeaderOut) UnmarshalUnsafe(src []byte) {
+    if f.Unique.Packed() {
+        safecopy.CopyOut(unsafe.Pointer(f), src)
+    } else {
+        // Type FUSEHeaderOut doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        f.UnmarshalBytes(src)
+    }
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEMknodMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEHeaderOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    if !f.Unique.Packed() {
+        // Type FUSEHeaderOut doesn't have a packed layout in memory, fall back to MarshalBytes.
+        buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay.
+        f.MarshalBytes(buf) // escapes: fallback.
+        return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    }
+
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2202,13 +2250,23 @@ func (f *FUSEMknodMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEMknodMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEHeaderOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEMknodMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEHeaderOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    if !f.Unique.Packed() {
+        // Type FUSEHeaderOut doesn't have a packed layout in memory, fall back to UnmarshalBytes.
+        buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay.
+        length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+        // Unmarshal unconditionally. If we had a short copy-in, this results in a
+        // partially unmarshalled struct.
+        f.UnmarshalBytes(buf) // escapes: fallback.
+        return length, err
+    }
+
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2224,7 +2282,15 @@ func (f *FUSEMknodMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEMknodMeta) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSEHeaderOut) WriteTo(writer io.Writer) (int64, error) {
+    if !f.Unique.Packed() {
+        // Type FUSEHeaderOut doesn't have a packed layout in memory, fall back to MarshalBytes.
+        buf := make([]byte, f.SizeBytes())
+        f.MarshalBytes(buf)
+        length, err := writer.Write(buf)
+        return int64(length), err
+    }
+
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2240,101 +2306,49 @@ func (f *FUSEMknodMeta) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSESetAttrIn) SizeBytes() int {
-    return 88
+func (f *FUSEGetAttrIn) SizeBytes() int {
+    return 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSESetAttrIn) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Valid))
+func (f *FUSEGetAttrIn) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GetAttrFlags))
     dst = dst[4:]
     // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
     usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Size))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Atime))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Mtime))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ctime))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AtimeNsec))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MtimeNsec))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.CtimeNsec))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
-    dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.UID))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GID))
-    dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
-    dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSESetAttrIn) UnmarshalBytes(src []byte) {
-    f.Valid = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEGetAttrIn) UnmarshalBytes(src []byte) {
+    f.GetAttrFlags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
     // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
     f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    f.Size = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Atime = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Mtime = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Ctime = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.AtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.MtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.CtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
-    src = src[4:]
-    f.UID = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.GID = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
-    src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSESetAttrIn) Packed() bool {
+func (f *FUSEGetAttrIn) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSESetAttrIn) MarshalUnsafe(dst []byte) {
+func (f *FUSEGetAttrIn) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSESetAttrIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSEGetAttrIn) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSESetAttrIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEGetAttrIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2351,13 +2365,13 @@ func (f *FUSESetAttrIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSESetAttrIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEGetAttrIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSESetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEGetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2373,7 +2387,7 @@ func (f *FUSESetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSESetAttrIn) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSEGetAttrIn) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2389,47 +2403,21 @@ func (f *FUSESetAttrIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEHeaderIn) SizeBytes() int {
-    return 28 +
-        (*FUSEOpcode)(nil).SizeBytes() +
-        (*FUSEOpID)(nil).SizeBytes()
+func (f *FUSEOpenIn) SizeBytes() int {
+    return 8
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEHeaderIn) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Len))
-    dst = dst[4:]
-    f.Opcode.MarshalBytes(dst[:f.Opcode.SizeBytes()])
-    dst = dst[f.Opcode.SizeBytes():]
-    f.Unique.MarshalBytes(dst[:f.Unique.SizeBytes()])
-    dst = dst[f.Unique.SizeBytes():]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.NodeID))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.UID))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GID))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.PID))
+func (f *FUSEOpenIn) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
     dst = dst[4:]
     // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEHeaderIn) UnmarshalBytes(src []byte) {
-    f.Len = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.Opcode.UnmarshalBytes(src[:f.Opcode.SizeBytes()])
-    src = src[f.Opcode.SizeBytes():]
-    f.Unique.UnmarshalBytes(src[:f.Unique.SizeBytes()])
-    src = src[f.Unique.SizeBytes():]
-    f.NodeID = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.UID = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.GID = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.PID = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEOpenIn) UnmarshalBytes(src []byte) {
+    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
     // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
@@ -2437,40 +2425,23 @@ func (f *FUSEHeaderIn) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEHeaderIn) Packed() bool {
-    return f.Opcode.Packed() && f.Unique.Packed()
+func (f *FUSEOpenIn) Packed() bool {
+    return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEHeaderIn) MarshalUnsafe(dst []byte) {
-    if f.Opcode.Packed() && f.Unique.Packed() {
-        safecopy.CopyIn(dst, unsafe.Pointer(f))
-    } else {
-        // Type FUSEHeaderIn doesn't have a packed layout in memory, fallback to MarshalBytes.
-        f.MarshalBytes(dst)
-    }
+func (f *FUSEOpenIn) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEHeaderIn) UnmarshalUnsafe(src []byte) {
-    if f.Opcode.Packed() && f.Unique.Packed() {
-        safecopy.CopyOut(unsafe.Pointer(f), src)
-    } else {
-        // Type FUSEHeaderIn doesn't have a packed layout in memory, fallback to UnmarshalBytes.
-        f.UnmarshalBytes(src)
-    }
+func (f *FUSEOpenIn) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEHeaderIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    if !f.Opcode.Packed() && f.Unique.Packed() {
-        // Type FUSEHeaderIn doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay.
-        f.MarshalBytes(buf) // escapes: fallback.
-        return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    }
-
+func (f *FUSEOpenIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2487,23 +2458,13 @@ func (f *FUSEHeaderIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEHeaderIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEOpenIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEHeaderIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    if !f.Opcode.Packed() && f.Unique.Packed() {
-        // Type FUSEHeaderIn doesn't have a packed layout in memory, fall back to UnmarshalBytes.
-        buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay.
-        length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-        // Unmarshal unconditionally. If we had a short copy-in, this results in a
-        // partially unmarshalled struct.
-        f.UnmarshalBytes(buf) // escapes: fallback.
-        return length, err
-    }
-
+func (f *FUSEOpenIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2519,15 +2480,7 @@ func (f *FUSEHeaderIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, e
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEHeaderIn) WriteTo(writer io.Writer) (int64, error) {
-    if !f.Opcode.Packed() && f.Unique.Packed() {
-        // Type FUSEHeaderIn doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := make([]byte, f.SizeBytes())
-        f.MarshalBytes(buf)
-        length, err := writer.Write(buf)
-        return int64(length), err
-    }
-
+func (f *FUSEOpenIn) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2543,82 +2496,41 @@ func (f *FUSEHeaderIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEInitOut) SizeBytes() int {
-    return 32 +
-        4*8
+//go:nosplit
+func (f *FUSEOpID) SizeBytes() int {
+    return 8
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEInitOut) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Major))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Minor))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MaxReadahead))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(f.MaxBackground))
-    dst = dst[2:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(f.CongestionThreshold))
-    dst = dst[2:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MaxWrite))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.TimeGran))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(f.MaxPages))
-    dst = dst[2:]
-    // Padding: dst[:sizeof(uint16)] ~= uint16(0)
-    dst = dst[2:]
-    // Padding: dst[:sizeof(uint32)*8] ~= [8]uint32{0}
-    dst = dst[4*(8):]
+func (f *FUSEOpID) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(*f))
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEInitOut) UnmarshalBytes(src []byte) {
-    f.Major = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.Minor = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.MaxReadahead = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.MaxBackground = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    f.CongestionThreshold = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    f.MaxWrite = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.TimeGran = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.MaxPages = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    // Padding: var _ uint16 ~= src[:sizeof(uint16)]
-    src = src[2:]
-    // Padding: ~ copy([8]uint32(f._), src[:sizeof(uint32)*8])
-    src = src[4*(8):]
+func (f *FUSEOpID) UnmarshalBytes(src []byte) {
+    *f = FUSEOpID(uint64(usermem.ByteOrder.Uint64(src[:8])))
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEInitOut) Packed() bool {
+func (f *FUSEOpID) Packed() bool {
+    // Scalar newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEInitOut) MarshalUnsafe(dst []byte) {
+func (f *FUSEOpID) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEInitOut) UnmarshalUnsafe(src []byte) {
+func (f *FUSEOpID) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEInitOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEOpID) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2635,13 +2547,13 @@ func (f *FUSEInitOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEInitOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEOpID) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEInitOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEOpID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2657,7 +2569,7 @@ func (f *FUSEInitOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, er
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEInitOut) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSEOpID) WriteTo(w io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2665,7 +2577,7 @@ func (f *FUSEInitOut) WriteTo(writer io.Writer) (int64, error) {
     hdr.Len = f.SizeBytes()
     hdr.Cap = f.SizeBytes()
 
-    length, err := writer.Write(buf)
+    length, err := w.Write(buf)
     // Since we bypassed the compiler's escape analysis, indicate that f
     // must live until the use above.
     runtime.KeepAlive(f) // escapes: replaced by intrinsic.
@@ -2810,83 +2722,65 @@ func (f *FUSEGetAttrOut) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEEntryOut) SizeBytes() int {
-    return 40 +
-        (*FUSEAttr)(nil).SizeBytes()
+func (f *FUSEWriteIn) SizeBytes() int {
+    return 40
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEEntryOut) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.NodeID))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Generation))
+func (f *FUSEWriteIn) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.EntryValid))
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Offset))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.AttrValid))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Size))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.WriteFlags))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.EntryValidNSec))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AttrValidNSec))
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
-    f.Attr.MarshalBytes(dst[:f.Attr.SizeBytes()])
-    dst = dst[f.Attr.SizeBytes():]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEEntryOut) UnmarshalBytes(src []byte) {
-    f.NodeID = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Generation = uint64(usermem.ByteOrder.Uint64(src[:8]))
+func (f *FUSEWriteIn) UnmarshalBytes(src []byte) {
+    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    f.EntryValid = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    f.Offset = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    f.AttrValid = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    f.Size = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.WriteFlags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    f.EntryValidNSec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.AttrValidNSec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
-    f.Attr.UnmarshalBytes(src[:f.Attr.SizeBytes()])
-    src = src[f.Attr.SizeBytes():]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEEntryOut) Packed() bool {
-    return f.Attr.Packed()
+func (f *FUSEWriteIn) Packed() bool {
+    return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEEntryOut) MarshalUnsafe(dst []byte) {
-    if f.Attr.Packed() {
-        safecopy.CopyIn(dst, unsafe.Pointer(f))
-    } else {
-        // Type FUSEEntryOut doesn't have a packed layout in memory, fallback to MarshalBytes.
-        f.MarshalBytes(dst)
-    }
+func (f *FUSEWriteIn) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEEntryOut) UnmarshalUnsafe(src []byte) {
-    if f.Attr.Packed() {
-        safecopy.CopyOut(unsafe.Pointer(f), src)
-    } else {
-        // Type FUSEEntryOut doesn't have a packed layout in memory, fallback to UnmarshalBytes.
-        f.UnmarshalBytes(src)
-    }
+func (f *FUSEWriteIn) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEEntryOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    if !f.Attr.Packed() {
-        // Type FUSEEntryOut doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay.
-        f.MarshalBytes(buf) // escapes: fallback.
-        return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    }
-
+func (f *FUSEWriteIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2903,23 +2797,13 @@ func (f *FUSEEntryOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEEntryOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEWriteIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEEntryOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    if !f.Attr.Packed() {
-        // Type FUSEEntryOut doesn't have a packed layout in memory, fall back to UnmarshalBytes.
-        buf := cc.CopyScratchBuffer(f.SizeBytes()) // escapes: okay.
-        length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-        // Unmarshal unconditionally. If we had a short copy-in, this results in a
-        // partially unmarshalled struct.
-        f.UnmarshalBytes(buf) // escapes: fallback.
-        return length, err
-    }
-
+func (f *FUSEWriteIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2935,15 +2819,7 @@ func (f *FUSEEntryOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, e
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEEntryOut) WriteTo(writer io.Writer) (int64, error) {
-    if !f.Attr.Packed() {
-        // Type FUSEEntryOut doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := make([]byte, f.SizeBytes())
-        f.MarshalBytes(buf)
-        length, err := writer.Write(buf)
-        return int64(length), err
-    }
-
+func (f *FUSEWriteIn) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2959,25 +2835,21 @@ func (f *FUSEEntryOut) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEOpenOut) SizeBytes() int {
-    return 16
+func (f *FUSEWriteOut) SizeBytes() int {
+    return 8
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEOpenOut) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.OpenFlag))
+func (f *FUSEWriteOut) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Size))
     dst = dst[4:]
     // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEOpenOut) UnmarshalBytes(src []byte) {
-    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.OpenFlag = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEWriteOut) UnmarshalBytes(src []byte) {
+    f.Size = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
     // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
@@ -2985,23 +2857,23 @@ func (f *FUSEOpenOut) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEOpenOut) Packed() bool {
+func (f *FUSEWriteOut) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEOpenOut) MarshalUnsafe(dst []byte) {
+func (f *FUSEWriteOut) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEOpenOut) UnmarshalUnsafe(src []byte) {
+func (f *FUSEWriteOut) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEOpenOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEWriteOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3018,13 +2890,13 @@ func (f *FUSEOpenOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEOpenOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEWriteOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEOpenOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEWriteOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3040,7 +2912,7 @@ func (f *FUSEOpenOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, er
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEOpenOut) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSEWriteOut) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3056,21 +2928,77 @@ func (f *FUSEOpenOut) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEWriteOut) SizeBytes() int {
-    return 8
+func (f *FUSESetAttrIn) SizeBytes() int {
+    return 88
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEWriteOut) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Size))
+func (f *FUSESetAttrIn) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Valid))
+    dst = dst[4:]
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Size))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Atime))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Mtime))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ctime))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AtimeNsec))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MtimeNsec))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.CtimeNsec))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
+    dst = dst[4:]
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.UID))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GID))
     dst = dst[4:]
     // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEWriteOut) UnmarshalBytes(src []byte) {
-    f.Size = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSESetAttrIn) UnmarshalBytes(src []byte) {
+    f.Valid = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    src = src[4:]
+    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Size = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Atime = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Mtime = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Ctime = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.AtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.MtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.CtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    src = src[4:]
+    f.UID = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.GID = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
     // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
@@ -3078,23 +3006,23 @@ func (f *FUSEWriteOut) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEWriteOut) Packed() bool {
+func (f *FUSESetAttrIn) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEWriteOut) MarshalUnsafe(dst []byte) {
+func (f *FUSESetAttrIn) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEWriteOut) UnmarshalUnsafe(src []byte) {
+func (f *FUSESetAttrIn) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEWriteOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSESetAttrIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3111,13 +3039,13 @@ func (f *FUSEWriteOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEWriteOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSESetAttrIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEWriteOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSESetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3133,7 +3061,7 @@ func (f *FUSEWriteOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, e
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEWriteOut) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSESetAttrIn) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3149,53 +3077,45 @@ func (f *FUSEWriteOut) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEReleaseIn) SizeBytes() int {
-    return 24
+func (f *FUSEMkdirMeta) SizeBytes() int {
+    return 8
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEReleaseIn) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
+func (f *FUSEMkdirMeta) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.ReleaseFlags))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner))
-    dst = dst[8:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEReleaseIn) UnmarshalBytes(src []byte) {
-    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEMkdirMeta) UnmarshalBytes(src []byte) {
+    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.ReleaseFlags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEReleaseIn) Packed() bool {
+func (f *FUSEMkdirMeta) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEReleaseIn) MarshalUnsafe(dst []byte) {
+func (f *FUSEMkdirMeta) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEReleaseIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSEMkdirMeta) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEReleaseIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEMkdirMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3212,13 +3132,13 @@ func (f *FUSEReleaseIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEReleaseIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEMkdirMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEReleaseIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEMkdirMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3234,7 +3154,7 @@ func (f *FUSEReleaseIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEReleaseIn) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSEMkdirMeta) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3250,53 +3170,53 @@ func (f *FUSEReleaseIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSECreateMeta) SizeBytes() int {
+func (f *FUSEInitIn) SizeBytes() int {
     return 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSECreateMeta) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
+func (f *FUSEInitIn) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Major))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Minor))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MaxReadahead))
     dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSECreateMeta) UnmarshalBytes(src []byte) {
-    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEInitIn) UnmarshalBytes(src []byte) {
+    f.Major = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Minor = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.MaxReadahead = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSECreateMeta) Packed() bool {
+func (f *FUSEInitIn) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSECreateMeta) MarshalUnsafe(dst []byte) {
+func (f *FUSEInitIn) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSECreateMeta) UnmarshalUnsafe(src []byte) {
+func (f *FUSEInitIn) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSECreateMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEInitIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3313,13 +3233,13 @@ func (f *FUSECreateMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, lim
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSECreateMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEInitIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSECreateMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEInitIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3335,7 +3255,7 @@ func (f *FUSECreateMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSECreateMeta) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSEInitIn) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3351,41 +3271,101 @@ func (f *FUSECreateMeta) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-//go:nosplit
-func (f *FUSEOpcode) SizeBytes() int {
-    return 4
+func (f *FUSEAttr) SizeBytes() int {
+    return 88
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEOpcode) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(*f))
+func (f *FUSEAttr) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ino))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Size))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Blocks))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Atime))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Mtime))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ctime))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AtimeNsec))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MtimeNsec))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.CtimeNsec))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Nlink))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.UID))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GID))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Rdev))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.BlkSize))
+    dst = dst[4:]
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEOpcode) UnmarshalBytes(src []byte) {
-    *f = FUSEOpcode(uint32(usermem.ByteOrder.Uint32(src[:4])))
+func (f *FUSEAttr) UnmarshalBytes(src []byte) {
+    f.Ino = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Size = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Blocks = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Atime = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Mtime = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Ctime = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.AtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.MtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.CtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.Nlink = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.UID = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.GID = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.Rdev = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.BlkSize = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEOpcode) Packed() bool {
-    // Scalar newtypes are always packed.
+func (f *FUSEAttr) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEOpcode) MarshalUnsafe(dst []byte) {
+func (f *FUSEAttr) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEOpcode) UnmarshalUnsafe(src []byte) {
+func (f *FUSEAttr) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEOpcode) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEAttr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3402,13 +3382,13 @@ func (f *FUSEOpcode) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit i
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEOpcode) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEAttr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEOpcode) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEAttr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3424,7 +3404,7 @@ func (f *FUSEOpcode) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEOpcode) WriteTo(w io.Writer) (int64, error) {
+func (f *FUSEAttr) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3432,7 +3412,7 @@ func (f *FUSEOpcode) WriteTo(w io.Writer) (int64, error) {
     hdr.Len = f.SizeBytes()
     hdr.Cap = f.SizeBytes()
 
-    length, err := w.Write(buf)
+    length, err := writer.Write(buf)
     // Since we bypassed the compiler's escape analysis, indicate that f
     // must live until the use above.
     runtime.KeepAlive(f) // escapes: replaced by intrinsic.
@@ -3440,53 +3420,65 @@ func (f *FUSEOpcode) WriteTo(w io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEInitIn) SizeBytes() int {
-    return 16
+func (f *FUSEReadIn) SizeBytes() int {
+    return 40
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEInitIn) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Major))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Minor))
+func (f *FUSEReadIn) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Offset))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Size))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MaxReadahead))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.ReadFlags))
     dst = dst[4:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner))
+    dst = dst[8:]
     usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
     dst = dst[4:]
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEInitIn) UnmarshalBytes(src []byte) {
-    f.Major = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.Minor = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEReadIn) UnmarshalBytes(src []byte) {
+    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Offset = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Size = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.MaxReadahead = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.ReadFlags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
+    f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
     f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
+    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEInitIn) Packed() bool {
+func (f *FUSEReadIn) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEInitIn) MarshalUnsafe(dst []byte) {
+func (f *FUSEReadIn) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEInitIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSEReadIn) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEInitIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEReadIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3503,13 +3495,13 @@ func (f *FUSEInitIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit i
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEInitIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEReadIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEInitIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEReadIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3525,7 +3517,7 @@ func (f *FUSEInitIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEInitIn) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSEReadIn) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3541,45 +3533,53 @@ func (f *FUSEInitIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEMkdirMeta) SizeBytes() int {
-    return 8
+func (f *FUSEReleaseIn) SizeBytes() int {
+    return 24
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEMkdirMeta) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
+func (f *FUSEReleaseIn) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.ReleaseFlags))
     dst = dst[4:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner))
+    dst = dst[8:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEMkdirMeta) UnmarshalBytes(src []byte) {
-    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEReleaseIn) UnmarshalBytes(src []byte) {
+    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.ReleaseFlags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
+    f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEMkdirMeta) Packed() bool {
+func (f *FUSEReleaseIn) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEMkdirMeta) MarshalUnsafe(dst []byte) {
+func (f *FUSEReleaseIn) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEMkdirMeta) UnmarshalUnsafe(src []byte) {
+func (f *FUSEReleaseIn) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEMkdirMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEReleaseIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3596,13 +3596,13 @@ func (f *FUSEMkdirMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEMkdirMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEReleaseIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEMkdirMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEReleaseIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3618,7 +3618,7 @@ func (f *FUSEMkdirMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEMkdirMeta) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSEReleaseIn) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3634,53 +3634,53 @@ func (f *FUSEMkdirMeta) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEDirentMeta) SizeBytes() int {
-    return 24
+func (f *FUSEMknodMeta) SizeBytes() int {
+    return 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEDirentMeta) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ino))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Off))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.NameLen))
+func (f *FUSEMknodMeta) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Type))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Rdev))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask))
+    dst = dst[4:]
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEDirentMeta) UnmarshalBytes(src []byte) {
-    f.Ino = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Off = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.NameLen = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEMknodMeta) UnmarshalBytes(src []byte) {
+    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.Type = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Rdev = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEDirentMeta) Packed() bool {
+func (f *FUSEMknodMeta) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEDirentMeta) MarshalUnsafe(dst []byte) {
+func (f *FUSEMknodMeta) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEDirentMeta) UnmarshalUnsafe(src []byte) {
+func (f *FUSEMknodMeta) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEDirentMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEMknodMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3697,13 +3697,13 @@ func (f *FUSEDirentMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, lim
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEDirentMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEMknodMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEDirentMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEMknodMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3719,7 +3719,7 @@ func (f *FUSEDirentMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEDirentMeta) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSEMknodMeta) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -4473,6 +4473,330 @@ func (i *IFConf) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
+func (i *IPTGetEntries) SizeBytes() int {
+    return 4 +
+        (*TableName)(nil).SizeBytes() +
+        1*4
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (i *IPTGetEntries) MarshalBytes(dst []byte) {
+    i.Name.MarshalBytes(dst[:i.Name.SizeBytes()])
+    dst = dst[i.Name.SizeBytes():]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Size))
+    dst = dst[4:]
+    // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0}
+    dst = dst[1*(4):]
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (i *IPTGetEntries) UnmarshalBytes(src []byte) {
+    i.Name.UnmarshalBytes(src[:i.Name.SizeBytes()])
+    src = src[i.Name.SizeBytes():]
+    i.Size = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    // Padding: ~ copy([4]byte(i._), src[:sizeof(byte)*4])
+    src = src[1*(4):]
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (i *IPTGetEntries) Packed() bool {
+    return i.Name.Packed()
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (i *IPTGetEntries) MarshalUnsafe(dst []byte) {
+    if i.Name.Packed() {
+        safecopy.CopyIn(dst, unsafe.Pointer(i))
+    } else {
+        // Type IPTGetEntries doesn't have a packed layout in memory, fallback to MarshalBytes.
+        i.MarshalBytes(dst)
+    }
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (i *IPTGetEntries) UnmarshalUnsafe(src []byte) {
+    if i.Name.Packed() {
+        safecopy.CopyOut(unsafe.Pointer(i), src)
+    } else {
+        // Type IPTGetEntries doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        i.UnmarshalBytes(src)
+    }
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (i *IPTGetEntries) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    if !i.Name.Packed() {
+        // Type IPTGetEntries doesn't have a packed layout in memory, fall back to MarshalBytes.
+        buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
+        i.MarshalBytes(buf) // escapes: fallback.
+        return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
+
+    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that i
+    // must live until the use above.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyOut implements marshal.Marshallable.CopyOut.
+//go:nosplit
+func (i *IPTGetEntries) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return i.CopyOutN(cc, addr, i.SizeBytes())
+}
+
+// CopyIn implements marshal.Marshallable.CopyIn.
+//go:nosplit
+func (i *IPTGetEntries) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    if !i.Name.Packed() {
+        // Type IPTGetEntries doesn't have a packed layout in memory, fall back to UnmarshalBytes.
+        buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
+        length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+        // Unmarshal unconditionally. If we had a short copy-in, this results in a
+        // partially unmarshalled struct.
+        i.UnmarshalBytes(buf) // escapes: fallback.
+        return length, err
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
+
+    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that i
+    // must live until the use above.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// WriteTo implements io.WriterTo.WriteTo.
+func (i *IPTGetEntries) WriteTo(writer io.Writer) (int64, error) {
+    if !i.Name.Packed() {
+        // Type IPTGetEntries doesn't have a packed layout in memory, fall back to MarshalBytes.
+        buf := make([]byte, i.SizeBytes())
+        i.MarshalBytes(buf)
+        length, err := writer.Write(buf)
+        return int64(length), err
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
+
+    length, err := writer.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that i
+    // must live until the use above.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    return int64(length), err
+}
+
+// SizeBytes implements marshal.Marshallable.SizeBytes.
+//go:nosplit
+func (en *ExtensionName) SizeBytes() int {
+    return 1 * XT_EXTENSION_MAXNAMELEN
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (en *ExtensionName) MarshalBytes(dst []byte) {
+    for idx := 0; idx < XT_EXTENSION_MAXNAMELEN; idx++ {
+        dst[0] = byte(en[idx])
+        dst = dst[1:]
+    }
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (en *ExtensionName) UnmarshalBytes(src []byte) {
+    for idx := 0; idx < XT_EXTENSION_MAXNAMELEN; idx++ {
+        en[idx] = src[0]
+        src = src[1:]
+    }
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (en *ExtensionName) Packed() bool {
+    // Array newtypes are always packed.
+    return true
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (en *ExtensionName) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(en))
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (en *ExtensionName) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(en), src)
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (en *ExtensionName) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(en)))
+    hdr.Len = en.SizeBytes()
+    hdr.Cap = en.SizeBytes()
+
+    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that en
+    // must live until the use above.
+    runtime.KeepAlive(en) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyOut implements marshal.Marshallable.CopyOut.
+//go:nosplit
+func (en *ExtensionName) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return en.CopyOutN(cc, addr, en.SizeBytes())
+}
+
+// CopyIn implements marshal.Marshallable.CopyIn.
+//go:nosplit
+func (en *ExtensionName) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(en)))
+    hdr.Len = en.SizeBytes()
+    hdr.Cap = en.SizeBytes()
+
+    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that en
+    // must live until the use above.
+    runtime.KeepAlive(en) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// WriteTo implements io.WriterTo.WriteTo.
+func (en *ExtensionName) WriteTo(w io.Writer) (int64, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(en)))
+    hdr.Len = en.SizeBytes()
+    hdr.Cap = en.SizeBytes()
+
+    length, err := w.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that en
+    // must live until the use above.
+    runtime.KeepAlive(en) // escapes: replaced by intrinsic.
+    return int64(length), err
+}
+
+// SizeBytes implements marshal.Marshallable.SizeBytes.
+//go:nosplit
+func (tn *TableName) SizeBytes() int {
+    return 1 * XT_TABLE_MAXNAMELEN
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (tn *TableName) MarshalBytes(dst []byte) {
+    for idx := 0; idx < XT_TABLE_MAXNAMELEN; idx++ {
+        dst[0] = byte(tn[idx])
+        dst = dst[1:]
+    }
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (tn *TableName) UnmarshalBytes(src []byte) {
+    for idx := 0; idx < XT_TABLE_MAXNAMELEN; idx++ {
+        tn[idx] = src[0]
+        src = src[1:]
+    }
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (tn *TableName) Packed() bool {
+    // Array newtypes are always packed.
+    return true
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (tn *TableName) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(tn))
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (tn *TableName) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(tn), src)
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (tn *TableName) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tn)))
+    hdr.Len = tn.SizeBytes()
+    hdr.Cap = tn.SizeBytes()
+
+    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that tn
+    // must live until the use above.
+    runtime.KeepAlive(tn) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyOut implements marshal.Marshallable.CopyOut.
+//go:nosplit
+func (tn *TableName) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return tn.CopyOutN(cc, addr, tn.SizeBytes())
+}
+
+// CopyIn implements marshal.Marshallable.CopyIn.
+//go:nosplit
+func (tn *TableName) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tn)))
+    hdr.Len = tn.SizeBytes()
+    hdr.Cap = tn.SizeBytes()
+
+    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that tn
+    // must live until the use above.
+    runtime.KeepAlive(tn) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// WriteTo implements io.WriterTo.WriteTo.
+func (tn *TableName) WriteTo(w io.Writer) (int64, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tn)))
+    hdr.Len = tn.SizeBytes()
+    hdr.Cap = tn.SizeBytes()
+
+    length, err := w.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that tn
+    // must live until the use above.
+    runtime.KeepAlive(tn) // escapes: replaced by intrinsic.
+    return int64(length), err
+}
+
+// SizeBytes implements marshal.Marshallable.SizeBytes.
 func (i *IPTEntry) SizeBytes() int {
     return 12 +
         (*IPTIP)(nil).SizeBytes() +
@@ -5184,63 +5508,80 @@ func (i *IPTGetinfo) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (i *IPTGetEntries) SizeBytes() int {
-    return 4 +
-        (*TableName)(nil).SizeBytes() +
-        1*4
+func (i *IP6TEntry) SizeBytes() int {
+    return 12 +
+        (*IP6TIP)(nil).SizeBytes() +
+        1*4 +
+        (*XTCounters)(nil).SizeBytes()
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *IPTGetEntries) MarshalBytes(dst []byte) {
-    i.Name.MarshalBytes(dst[:i.Name.SizeBytes()])
-    dst = dst[i.Name.SizeBytes():]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Size))
+func (i *IP6TEntry) MarshalBytes(dst []byte) {
+    i.IPv6.MarshalBytes(dst[:i.IPv6.SizeBytes()])
+    dst = dst[i.IPv6.SizeBytes():]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.NFCache))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(i.TargetOffset))
+    dst = dst[2:]
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(i.NextOffset))
+    dst = dst[2:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Comeback))
     dst = dst[4:]
     // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0}
     dst = dst[1*(4):]
+    i.Counters.MarshalBytes(dst[:i.Counters.SizeBytes()])
+    dst = dst[i.Counters.SizeBytes():]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *IPTGetEntries) UnmarshalBytes(src []byte) {
-    i.Name.UnmarshalBytes(src[:i.Name.SizeBytes()])
-    src = src[i.Name.SizeBytes():]
-    i.Size = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (i *IP6TEntry) UnmarshalBytes(src []byte) {
+    i.IPv6.UnmarshalBytes(src[:i.IPv6.SizeBytes()])
+    src = src[i.IPv6.SizeBytes():]
+    i.NFCache = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    i.TargetOffset = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    i.NextOffset = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    i.Comeback = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
     // Padding: ~ copy([4]byte(i._), src[:sizeof(byte)*4])
     src = src[1*(4):]
+    i.Counters.UnmarshalBytes(src[:i.Counters.SizeBytes()])
+    src = src[i.Counters.SizeBytes():]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (i *IPTGetEntries) Packed() bool {
-    return i.Name.Packed()
+func (i *IP6TEntry) Packed() bool {
+    return i.Counters.Packed() && i.IPv6.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *IPTGetEntries) MarshalUnsafe(dst []byte) {
-    if i.Name.Packed() {
+func (i *IP6TEntry) MarshalUnsafe(dst []byte) {
+    if i.Counters.Packed() && i.IPv6.Packed() {
         safecopy.CopyIn(dst, unsafe.Pointer(i))
     } else {
-        // Type IPTGetEntries doesn't have a packed layout in memory, fallback to MarshalBytes.
+        // Type IP6TEntry doesn't have a packed layout in memory, fallback to MarshalBytes.
         i.MarshalBytes(dst)
     }
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *IPTGetEntries) UnmarshalUnsafe(src []byte) {
-    if i.Name.Packed() {
+func (i *IP6TEntry) UnmarshalUnsafe(src []byte) {
+    if i.Counters.Packed() && i.IPv6.Packed() {
         safecopy.CopyOut(unsafe.Pointer(i), src)
     } else {
-        // Type IPTGetEntries doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        // Type IP6TEntry doesn't have a packed layout in memory, fallback to UnmarshalBytes.
         i.UnmarshalBytes(src)
     }
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (i *IPTGetEntries) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    if !i.Name.Packed() {
-        // Type IPTGetEntries doesn't have a packed layout in memory, fall back to MarshalBytes.
+func (i *IP6TEntry) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    if !i.Counters.Packed() && i.IPv6.Packed() {
+        // Type IP6TEntry doesn't have a packed layout in memory, fall back to MarshalBytes.
         buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
         i.MarshalBytes(buf) // escapes: fallback.
         return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
@@ -5262,15 +5603,15 @@ func (i *IPTGetEntries) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (i *IPTGetEntries) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (i *IP6TEntry) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return i.CopyOutN(cc, addr, i.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (i *IPTGetEntries) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    if !i.Name.Packed() {
-        // Type IPTGetEntries doesn't have a packed layout in memory, fall back to UnmarshalBytes.
+func (i *IP6TEntry) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    if !i.Counters.Packed() && i.IPv6.Packed() {
+        // Type IP6TEntry doesn't have a packed layout in memory, fall back to UnmarshalBytes.
         buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
         length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
         // Unmarshal unconditionally. If we had a short copy-in, this results in a
@@ -5294,9 +5635,9 @@ func (i *IPTGetEntries) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (i *IPTGetEntries) WriteTo(writer io.Writer) (int64, error) {
-    if !i.Name.Packed() {
-        // Type IPTGetEntries doesn't have a packed layout in memory, fall back to MarshalBytes.
+func (i *IP6TEntry) WriteTo(writer io.Writer) (int64, error) {
+    if !i.Counters.Packed() && i.IPv6.Packed() {
+        // Type IP6TEntry doesn't have a packed layout in memory, fall back to MarshalBytes.
         buf := make([]byte, i.SizeBytes())
         i.MarshalBytes(buf)
         length, err := writer.Write(buf)
@@ -5318,196 +5659,6 @@ func (i *IPTGetEntries) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-//go:nosplit
-func (en *ExtensionName) SizeBytes() int {
-    return 1 * XT_EXTENSION_MAXNAMELEN
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (en *ExtensionName) MarshalBytes(dst []byte) {
-    for idx := 0; idx < XT_EXTENSION_MAXNAMELEN; idx++ {
-        dst[0] = byte(en[idx])
-        dst = dst[1:]
-    }
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (en *ExtensionName) UnmarshalBytes(src []byte) {
-    for idx := 0; idx < XT_EXTENSION_MAXNAMELEN; idx++ {
-        en[idx] = src[0]
-        src = src[1:]
-    }
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (en *ExtensionName) Packed() bool {
-    // Array newtypes are always packed.
-    return true
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (en *ExtensionName) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(en))
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (en *ExtensionName) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(en), src)
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (en *ExtensionName) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(en)))
-    hdr.Len = en.SizeBytes()
-    hdr.Cap = en.SizeBytes()
-
-    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that en
-    // must live until the use above.
-    runtime.KeepAlive(en) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyOut implements marshal.Marshallable.CopyOut.
-//go:nosplit
-func (en *ExtensionName) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return en.CopyOutN(cc, addr, en.SizeBytes())
-}
-
-// CopyIn implements marshal.Marshallable.CopyIn.
-//go:nosplit
-func (en *ExtensionName) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(en)))
-    hdr.Len = en.SizeBytes()
-    hdr.Cap = en.SizeBytes()
-
-    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that en
-    // must live until the use above.
-    runtime.KeepAlive(en) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// WriteTo implements io.WriterTo.WriteTo.
-func (en *ExtensionName) WriteTo(w io.Writer) (int64, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(en)))
-    hdr.Len = en.SizeBytes()
-    hdr.Cap = en.SizeBytes()
-
-    length, err := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that en
-    // must live until the use above.
-    runtime.KeepAlive(en) // escapes: replaced by intrinsic.
-    return int64(length), err
-}
-
-// SizeBytes implements marshal.Marshallable.SizeBytes.
-//go:nosplit
-func (tn *TableName) SizeBytes() int {
-    return 1 * XT_TABLE_MAXNAMELEN
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (tn *TableName) MarshalBytes(dst []byte) {
-    for idx := 0; idx < XT_TABLE_MAXNAMELEN; idx++ {
-        dst[0] = byte(tn[idx])
-        dst = dst[1:]
-    }
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (tn *TableName) UnmarshalBytes(src []byte) {
-    for idx := 0; idx < XT_TABLE_MAXNAMELEN; idx++ {
-        tn[idx] = src[0]
-        src = src[1:]
-    }
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (tn *TableName) Packed() bool {
-    // Array newtypes are always packed.
-    return true
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (tn *TableName) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(tn))
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (tn *TableName) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(tn), src)
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (tn *TableName) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tn)))
-    hdr.Len = tn.SizeBytes()
-    hdr.Cap = tn.SizeBytes()
-
-    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that tn
-    // must live until the use above.
-    runtime.KeepAlive(tn) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyOut implements marshal.Marshallable.CopyOut.
-//go:nosplit
-func (tn *TableName) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return tn.CopyOutN(cc, addr, tn.SizeBytes())
-}
-
-// CopyIn implements marshal.Marshallable.CopyIn.
-//go:nosplit
-func (tn *TableName) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tn)))
-    hdr.Len = tn.SizeBytes()
-    hdr.Cap = tn.SizeBytes()
-
-    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that tn
-    // must live until the use above.
-    runtime.KeepAlive(tn) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// WriteTo implements io.WriterTo.WriteTo.
-func (tn *TableName) WriteTo(w io.Writer) (int64, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(tn)))
-    hdr.Len = tn.SizeBytes()
-    hdr.Cap = tn.SizeBytes()
-
-    length, err := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that tn
-    // must live until the use above.
-    runtime.KeepAlive(tn) // escapes: replaced by intrinsic.
-    return int64(length), err
-}
-
-// SizeBytes implements marshal.Marshallable.SizeBytes.
 func (i *IP6TIP) SizeBytes() int {
     return 5 +
         (*Inet6Addr)(nil).SizeBytes() +
@@ -5868,157 +6019,6 @@ func (i *IP6TReplace) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (i *IP6TEntry) SizeBytes() int {
-    return 12 +
-        (*IP6TIP)(nil).SizeBytes() +
-        1*4 +
-        (*XTCounters)(nil).SizeBytes()
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *IP6TEntry) MarshalBytes(dst []byte) {
-    i.IPv6.MarshalBytes(dst[:i.IPv6.SizeBytes()])
-    dst = dst[i.IPv6.SizeBytes():]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.NFCache))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(i.TargetOffset))
-    dst = dst[2:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(i.NextOffset))
-    dst = dst[2:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Comeback))
-    dst = dst[4:]
-    // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0}
-    dst = dst[1*(4):]
-    i.Counters.MarshalBytes(dst[:i.Counters.SizeBytes()])
-    dst = dst[i.Counters.SizeBytes():]
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *IP6TEntry) UnmarshalBytes(src []byte) {
-    i.IPv6.UnmarshalBytes(src[:i.IPv6.SizeBytes()])
-    src = src[i.IPv6.SizeBytes():]
-    i.NFCache = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    i.TargetOffset = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    i.NextOffset = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    i.Comeback = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    // Padding: ~ copy([4]byte(i._), src[:sizeof(byte)*4])
-    src = src[1*(4):]
-    i.Counters.UnmarshalBytes(src[:i.Counters.SizeBytes()])
-    src = src[i.Counters.SizeBytes():]
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (i *IP6TEntry) Packed() bool {
-    return i.Counters.Packed() && i.IPv6.Packed()
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *IP6TEntry) MarshalUnsafe(dst []byte) {
-    if i.Counters.Packed() && i.IPv6.Packed() {
-        safecopy.CopyIn(dst, unsafe.Pointer(i))
-    } else {
-        // Type IP6TEntry doesn't have a packed layout in memory, fallback to MarshalBytes.
-        i.MarshalBytes(dst)
-    }
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *IP6TEntry) UnmarshalUnsafe(src []byte) {
-    if i.Counters.Packed() && i.IPv6.Packed() {
-        safecopy.CopyOut(unsafe.Pointer(i), src)
-    } else {
-        // Type IP6TEntry doesn't have a packed layout in memory, fallback to UnmarshalBytes.
-        i.UnmarshalBytes(src)
-    }
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (i *IP6TEntry) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    if !i.Counters.Packed() && i.IPv6.Packed() {
-        // Type IP6TEntry doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
-        i.MarshalBytes(buf) // escapes: fallback.
-        return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyOut implements marshal.Marshallable.CopyOut.
-//go:nosplit
-func (i *IP6TEntry) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return i.CopyOutN(cc, addr, i.SizeBytes())
-}
-
-// CopyIn implements marshal.Marshallable.CopyIn.
-//go:nosplit
-func (i *IP6TEntry) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    if !i.Counters.Packed() && i.IPv6.Packed() {
-        // Type IP6TEntry doesn't have a packed layout in memory, fall back to UnmarshalBytes.
-        buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
-        length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-        // Unmarshal unconditionally. If we had a short copy-in, this results in a
-        // partially unmarshalled struct.
-        i.UnmarshalBytes(buf) // escapes: fallback.
-        return length, err
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// WriteTo implements io.WriterTo.WriteTo.
-func (i *IP6TEntry) WriteTo(writer io.Writer) (int64, error) {
-    if !i.Counters.Packed() && i.IPv6.Packed() {
-        // Type IP6TEntry doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := make([]byte, i.SizeBytes())
-        i.MarshalBytes(buf)
-        length, err := writer.Write(buf)
-        return int64(length), err
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return int64(length), err
-}
-
-// SizeBytes implements marshal.Marshallable.SizeBytes.
 func (s *SockAddrNetlink) SizeBytes() int {
     return 12
 }
@@ -7008,6 +7008,120 @@ func (s *SemInfo) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
+func (s *ShmInfo) SizeBytes() int {
+    return 44 +
+        1*4
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (s *ShmInfo) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.UsedIDs))
+    dst = dst[4:]
+    // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0}
+    dst = dst[1*(4):]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmTot))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmRss))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmSwp))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.SwapAttempts))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.SwapSuccesses))
+    dst = dst[8:]
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (s *ShmInfo) UnmarshalBytes(src []byte) {
+    s.UsedIDs = int32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    // Padding: ~ copy([4]byte(s._), src[:sizeof(byte)*4])
+    src = src[1*(4):]
+    s.ShmTot = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    s.ShmRss = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    s.ShmSwp = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    s.SwapAttempts = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    s.SwapSuccesses = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (s *ShmInfo) Packed() bool {
+    return true
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (s *ShmInfo) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(s))
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (s *ShmInfo) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(s), src)
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (s *ShmInfo) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
+    hdr.Len = s.SizeBytes()
+    hdr.Cap = s.SizeBytes()
+
+    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that s
+    // must live until the use above.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyOut implements marshal.Marshallable.CopyOut.
+//go:nosplit
+func (s *ShmInfo) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return s.CopyOutN(cc, addr, s.SizeBytes())
+}
+
+// CopyIn implements marshal.Marshallable.CopyIn.
+//go:nosplit
+func (s *ShmInfo) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
+    hdr.Len = s.SizeBytes()
+    hdr.Cap = s.SizeBytes()
+
+    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that s
+    // must live until the use above.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// WriteTo implements io.WriterTo.WriteTo.
+func (s *ShmInfo) WriteTo(writer io.Writer) (int64, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
+    hdr.Len = s.SizeBytes()
+    hdr.Cap = s.SizeBytes()
+
+    length, err := writer.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that s
+    // must live until the use above.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
+    return int64(length), err
+}
+
+// SizeBytes implements marshal.Marshallable.SizeBytes.
 func (s *ShmidDS) SizeBytes() int {
     return 40 +
         (*IPCPerm)(nil).SizeBytes() +
@@ -7277,120 +7391,6 @@ func (s *ShmParams) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (s *ShmInfo) SizeBytes() int {
-    return 44 +
-        1*4
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (s *ShmInfo) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.UsedIDs))
-    dst = dst[4:]
-    // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0}
-    dst = dst[1*(4):]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmTot))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmRss))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmSwp))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.SwapAttempts))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.SwapSuccesses))
-    dst = dst[8:]
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (s *ShmInfo) UnmarshalBytes(src []byte) {
-    s.UsedIDs = int32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    // Padding: ~ copy([4]byte(s._), src[:sizeof(byte)*4])
-    src = src[1*(4):]
-    s.ShmTot = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    s.ShmRss = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    s.ShmSwp = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    s.SwapAttempts = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    s.SwapSuccesses = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (s *ShmInfo) Packed() bool {
-    return true
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (s *ShmInfo) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(s))
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (s *ShmInfo) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(s), src)
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (s *ShmInfo) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
-    hdr.Len = s.SizeBytes()
-    hdr.Cap = s.SizeBytes()
-
-    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that s
-    // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyOut implements marshal.Marshallable.CopyOut.
-//go:nosplit
-func (s *ShmInfo) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return s.CopyOutN(cc, addr, s.SizeBytes())
-}
-
-// CopyIn implements marshal.Marshallable.CopyIn.
-//go:nosplit
-func (s *ShmInfo) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
-    hdr.Len = s.SizeBytes()
-    hdr.Cap = s.SizeBytes()
-
-    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that s
-    // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// WriteTo implements io.WriterTo.WriteTo.
-func (s *ShmInfo) WriteTo(writer io.Writer) (int64, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
-    hdr.Len = s.SizeBytes()
-    hdr.Cap = s.SizeBytes()
-
-    length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that s
-    // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
-    return int64(length), err
-}
-
-// SizeBytes implements marshal.Marshallable.SizeBytes.
 //go:nosplit
 func (s *SignalSet) SizeBytes() int {
     return 8
@@ -7730,295 +7730,70 @@ func (s *SignalfdSiginfo) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (s *SockAddrInet) SizeBytes() int {
-    return 4 +
-        (*InetAddr)(nil).SizeBytes() +
-        1*8
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (s *SockAddrInet) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Family))
-    dst = dst[2:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Port))
-    dst = dst[2:]
-    s.Addr.MarshalBytes(dst[:s.Addr.SizeBytes()])
-    dst = dst[s.Addr.SizeBytes():]
-    // Padding: dst[:sizeof(uint8)*8] ~= [8]uint8{0}
-    dst = dst[1*(8):]
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (s *SockAddrInet) UnmarshalBytes(src []byte) {
-    s.Family = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    s.Port = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    s.Addr.UnmarshalBytes(src[:s.Addr.SizeBytes()])
-    src = src[s.Addr.SizeBytes():]
-    // Padding: ~ copy([8]uint8(s._), src[:sizeof(uint8)*8])
-    src = src[1*(8):]
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (s *SockAddrInet) Packed() bool {
-    return s.Addr.Packed()
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (s *SockAddrInet) MarshalUnsafe(dst []byte) {
-    if s.Addr.Packed() {
-        safecopy.CopyIn(dst, unsafe.Pointer(s))
-    } else {
-        // Type SockAddrInet doesn't have a packed layout in memory, fallback to MarshalBytes.
-        s.MarshalBytes(dst)
-    }
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (s *SockAddrInet) UnmarshalUnsafe(src []byte) {
-    if s.Addr.Packed() {
-        safecopy.CopyOut(unsafe.Pointer(s), src)
-    } else {
-        // Type SockAddrInet doesn't have a packed layout in memory, fallback to UnmarshalBytes.
-        s.UnmarshalBytes(src)
-    }
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (s *SockAddrInet) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    if !s.Addr.Packed() {
-        // Type SockAddrInet doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := cc.CopyScratchBuffer(s.SizeBytes()) // escapes: okay.
-        s.MarshalBytes(buf) // escapes: fallback.
-        return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
-    hdr.Len = s.SizeBytes()
-    hdr.Cap = s.SizeBytes()
-
-    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that s
-    // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyOut implements marshal.Marshallable.CopyOut.
-//go:nosplit
-func (s *SockAddrInet) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return s.CopyOutN(cc, addr, s.SizeBytes())
-}
-
-// CopyIn implements marshal.Marshallable.CopyIn.
-//go:nosplit
-func (s *SockAddrInet) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    if !s.Addr.Packed() {
-        // Type SockAddrInet doesn't have a packed layout in memory, fall back to UnmarshalBytes.
-        buf := cc.CopyScratchBuffer(s.SizeBytes()) // escapes: okay.
-        length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-        // Unmarshal unconditionally. If we had a short copy-in, this results in a
-        // partially unmarshalled struct.
-        s.UnmarshalBytes(buf) // escapes: fallback.
-        return length, err
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
-    hdr.Len = s.SizeBytes()
-    hdr.Cap = s.SizeBytes()
-
-    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that s
-    // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// WriteTo implements io.WriterTo.WriteTo.
-func (s *SockAddrInet) WriteTo(writer io.Writer) (int64, error) {
-    if !s.Addr.Packed() {
-        // Type SockAddrInet doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := make([]byte, s.SizeBytes())
-        s.MarshalBytes(buf)
-        length, err := writer.Write(buf)
-        return int64(length), err
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
-    hdr.Len = s.SizeBytes()
-    hdr.Cap = s.SizeBytes()
-
-    length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that s
-    // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
-    return int64(length), err
-}
-
-// SizeBytes implements marshal.Marshallable.SizeBytes.
-//go:nosplit
-func (i *Inet6Addr) SizeBytes() int {
-    return 1 * 16
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *Inet6Addr) MarshalBytes(dst []byte) {
-    for idx := 0; idx < 16; idx++ {
-        dst[0] = byte(i[idx])
-        dst = dst[1:]
-    }
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *Inet6Addr) UnmarshalBytes(src []byte) {
-    for idx := 0; idx < 16; idx++ {
-        i[idx] = src[0]
-        src = src[1:]
-    }
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (i *Inet6Addr) Packed() bool {
-    // Array newtypes are always packed.
-    return true
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *Inet6Addr) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(i))
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *Inet6Addr) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(i), src)
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (i *Inet6Addr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyOut implements marshal.Marshallable.CopyOut.
-//go:nosplit
-func (i *Inet6Addr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return i.CopyOutN(cc, addr, i.SizeBytes())
-}
-
-// CopyIn implements marshal.Marshallable.CopyIn.
-//go:nosplit
-func (i *Inet6Addr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// WriteTo implements io.WriterTo.WriteTo.
-func (i *Inet6Addr) WriteTo(w io.Writer) (int64, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return int64(length), err
-}
-
-// SizeBytes implements marshal.Marshallable.SizeBytes.
-func (s *SockAddrInet6) SizeBytes() int {
+func (s *SockAddrLink) SizeBytes() int {
     return 12 +
-        1*16
+        1*8
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (s *SockAddrInet6) MarshalBytes(dst []byte) {
+func (s *SockAddrLink) MarshalBytes(dst []byte) {
     usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Family))
     dst = dst[2:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Port))
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Protocol))
     dst = dst[2:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Flowinfo))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.InterfaceIndex))
     dst = dst[4:]
-    for idx := 0; idx < 16; idx++ {
-        dst[0] = byte(s.Addr[idx])
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(s.ARPHardwareType))
+    dst = dst[2:]
+    dst[0] = byte(s.PacketType)
+    dst = dst[1:]
+    dst[0] = byte(s.HardwareAddrLen)
+    dst = dst[1:]
+    for idx := 0; idx < 8; idx++ {
+        dst[0] = byte(s.HardwareAddr[idx])
         dst = dst[1:]
     }
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Scope_id))
-    dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (s *SockAddrInet6) UnmarshalBytes(src []byte) {
+func (s *SockAddrLink) UnmarshalBytes(src []byte) {
     s.Family = uint16(usermem.ByteOrder.Uint16(src[:2]))
     src = src[2:]
-    s.Port = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    s.Protocol = uint16(usermem.ByteOrder.Uint16(src[:2]))
     src = src[2:]
-    s.Flowinfo = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    s.InterfaceIndex = int32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    for idx := 0; idx < 16; idx++ {
-        s.Addr[idx] = src[0]
+    s.ARPHardwareType = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    s.PacketType = src[0]
+    src = src[1:]
+    s.HardwareAddrLen = src[0]
+    src = src[1:]
+    for idx := 0; idx < 8; idx++ {
+        s.HardwareAddr[idx] = src[0]
         src = src[1:]
     }
-    s.Scope_id = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (s *SockAddrInet6) Packed() bool {
+func (s *SockAddrLink) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (s *SockAddrInet6) MarshalUnsafe(dst []byte) {
+func (s *SockAddrLink) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(s))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (s *SockAddrInet6) UnmarshalUnsafe(src []byte) {
+func (s *SockAddrLink) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(s), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (s *SockAddrInet6) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (s *SockAddrLink) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -8035,13 +7810,13 @@ func (s *SockAddrInet6) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (s *SockAddrInet6) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (s *SockAddrLink) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return s.CopyOutN(cc, addr, s.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (s *SockAddrInet6) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (s *SockAddrLink) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -8057,7 +7832,7 @@ func (s *SockAddrInet6) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (s *SockAddrInet6) WriteTo(writer io.Writer) (int64, error) {
+func (s *SockAddrLink) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -8171,219 +7946,6 @@ func (s *SockAddrUnix) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-//go:nosplit
-func (i *InetAddr) SizeBytes() int {
-    return 1 * 4
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *InetAddr) MarshalBytes(dst []byte) {
-    for idx := 0; idx < 4; idx++ {
-        dst[0] = byte(i[idx])
-        dst = dst[1:]
-    }
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *InetAddr) UnmarshalBytes(src []byte) {
-    for idx := 0; idx < 4; idx++ {
-        i[idx] = src[0]
-        src = src[1:]
-    }
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (i *InetAddr) Packed() bool {
-    // Array newtypes are always packed.
-    return true
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *InetAddr) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(i))
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *InetAddr) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(i), src)
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (i *InetAddr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyOut implements marshal.Marshallable.CopyOut.
-//go:nosplit
-func (i *InetAddr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return i.CopyOutN(cc, addr, i.SizeBytes())
-}
-
-// CopyIn implements marshal.Marshallable.CopyIn.
-//go:nosplit
-func (i *InetAddr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// WriteTo implements io.WriterTo.WriteTo.
-func (i *InetAddr) WriteTo(w io.Writer) (int64, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return int64(length), err
-}
-
-// SizeBytes implements marshal.Marshallable.SizeBytes.
-func (s *SockAddrLink) SizeBytes() int {
-    return 12 +
-        1*8
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (s *SockAddrLink) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Family))
-    dst = dst[2:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Protocol))
-    dst = dst[2:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.InterfaceIndex))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(s.ARPHardwareType))
-    dst = dst[2:]
-    dst[0] = byte(s.PacketType)
-    dst = dst[1:]
-    dst[0] = byte(s.HardwareAddrLen)
-    dst = dst[1:]
-    for idx := 0; idx < 8; idx++ {
-        dst[0] = byte(s.HardwareAddr[idx])
-        dst = dst[1:]
-    }
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (s *SockAddrLink) UnmarshalBytes(src []byte) {
-    s.Family = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    s.Protocol = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    s.InterfaceIndex = int32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    s.ARPHardwareType = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    s.PacketType = src[0]
-    src = src[1:]
-    s.HardwareAddrLen = src[0]
-    src = src[1:]
-    for idx := 0; idx < 8; idx++ {
-        s.HardwareAddr[idx] = src[0]
-        src = src[1:]
-    }
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (s *SockAddrLink) Packed() bool {
-    return true
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (s *SockAddrLink) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(s))
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (s *SockAddrLink) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(s), src)
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (s *SockAddrLink) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
-    hdr.Len = s.SizeBytes()
-    hdr.Cap = s.SizeBytes()
-
-    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that s
-    // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyOut implements marshal.Marshallable.CopyOut.
-//go:nosplit
-func (s *SockAddrLink) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return s.CopyOutN(cc, addr, s.SizeBytes())
-}
-
-// CopyIn implements marshal.Marshallable.CopyIn.
-//go:nosplit
-func (s *SockAddrLink) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
-    hdr.Len = s.SizeBytes()
-    hdr.Cap = s.SizeBytes()
-
-    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that s
-    // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// WriteTo implements io.WriterTo.WriteTo.
-func (s *SockAddrLink) WriteTo(writer io.Writer) (int64, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
-    hdr.Len = s.SizeBytes()
-    hdr.Cap = s.SizeBytes()
-
-    length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that s
-    // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
-    return int64(length), err
-}
-
-// SizeBytes implements marshal.Marshallable.SizeBytes.
 func (l *Linger) SizeBytes() int {
     return 8
 }
@@ -8843,192 +8405,440 @@ func (c *ControlMessageCredentials) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (sxts *StatxTimestamp) SizeBytes() int {
-    return 16
+//go:nosplit
+func (i *InetAddr) SizeBytes() int {
+    return 1 * 4
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (sxts *StatxTimestamp) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(sxts.Sec))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(sxts.Nsec))
-    dst = dst[4:]
-    // Padding: dst[:sizeof(int32)] ~= int32(0)
-    dst = dst[4:]
+func (i *InetAddr) MarshalBytes(dst []byte) {
+    for idx := 0; idx < 4; idx++ {
+        dst[0] = byte(i[idx])
+        dst = dst[1:]
+    }
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (sxts *StatxTimestamp) UnmarshalBytes(src []byte) {
-    sxts.Sec = int64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    sxts.Nsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    // Padding: var _ int32 ~= src[:sizeof(int32)]
-    src = src[4:]
+func (i *InetAddr) UnmarshalBytes(src []byte) {
+    for idx := 0; idx < 4; idx++ {
+        i[idx] = src[0]
+        src = src[1:]
+    }
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (sxts *StatxTimestamp) Packed() bool {
+func (i *InetAddr) Packed() bool {
+    // Array newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (sxts *StatxTimestamp) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(sxts))
+func (i *InetAddr) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(i))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (sxts *StatxTimestamp) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(sxts), src)
+func (i *InetAddr) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(i), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (sxts *StatxTimestamp) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (i *InetAddr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(sxts)))
-    hdr.Len = sxts.SizeBytes()
-    hdr.Cap = sxts.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
 
     length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that sxts
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(sxts) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (sxts *StatxTimestamp) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return sxts.CopyOutN(cc, addr, sxts.SizeBytes())
+func (i *InetAddr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return i.CopyOutN(cc, addr, i.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (sxts *StatxTimestamp) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (i *InetAddr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(sxts)))
-    hdr.Len = sxts.SizeBytes()
-    hdr.Cap = sxts.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
 
     length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that sxts
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(sxts) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (sxts *StatxTimestamp) WriteTo(writer io.Writer) (int64, error) {
+func (i *InetAddr) WriteTo(w io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(sxts)))
-    hdr.Len = sxts.SizeBytes()
-    hdr.Cap = sxts.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
+
+    length, err := w.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that i
+    // must live until the use above.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    return int64(length), err
+}
+
+// SizeBytes implements marshal.Marshallable.SizeBytes.
+//go:nosplit
+func (i *Inet6Addr) SizeBytes() int {
+    return 1 * 16
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (i *Inet6Addr) MarshalBytes(dst []byte) {
+    for idx := 0; idx < 16; idx++ {
+        dst[0] = byte(i[idx])
+        dst = dst[1:]
+    }
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (i *Inet6Addr) UnmarshalBytes(src []byte) {
+    for idx := 0; idx < 16; idx++ {
+        i[idx] = src[0]
+        src = src[1:]
+    }
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (i *Inet6Addr) Packed() bool {
+    // Array newtypes are always packed.
+    return true
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (i *Inet6Addr) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(i))
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (i *Inet6Addr) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(i), src)
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (i *Inet6Addr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
+
+    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that i
+    // must live until the use above.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyOut implements marshal.Marshallable.CopyOut.
+//go:nosplit
+func (i *Inet6Addr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return i.CopyOutN(cc, addr, i.SizeBytes())
+}
+
+// CopyIn implements marshal.Marshallable.CopyIn.
+//go:nosplit
+func (i *Inet6Addr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
+
+    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that i
+    // must live until the use above.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// WriteTo implements io.WriterTo.WriteTo.
+func (i *Inet6Addr) WriteTo(w io.Writer) (int64, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
+
+    length, err := w.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that i
+    // must live until the use above.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    return int64(length), err
+}
+
+// SizeBytes implements marshal.Marshallable.SizeBytes.
+func (s *SockAddrInet) SizeBytes() int {
+    return 4 +
+        (*InetAddr)(nil).SizeBytes() +
+        1*8
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (s *SockAddrInet) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Family))
+    dst = dst[2:]
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Port))
+    dst = dst[2:]
+    s.Addr.MarshalBytes(dst[:s.Addr.SizeBytes()])
+    dst = dst[s.Addr.SizeBytes():]
+    // Padding: dst[:sizeof(uint8)*8] ~= [8]uint8{0}
+    dst = dst[1*(8):]
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (s *SockAddrInet) UnmarshalBytes(src []byte) {
+    s.Family = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    s.Port = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    s.Addr.UnmarshalBytes(src[:s.Addr.SizeBytes()])
+    src = src[s.Addr.SizeBytes():]
+    // Padding: ~ copy([8]uint8(s._), src[:sizeof(uint8)*8])
+    src = src[1*(8):]
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (s *SockAddrInet) Packed() bool {
+    return s.Addr.Packed()
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (s *SockAddrInet) MarshalUnsafe(dst []byte) {
+    if s.Addr.Packed() {
+        safecopy.CopyIn(dst, unsafe.Pointer(s))
+    } else {
+        // Type SockAddrInet doesn't have a packed layout in memory, fallback to MarshalBytes.
+        s.MarshalBytes(dst)
+    }
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (s *SockAddrInet) UnmarshalUnsafe(src []byte) {
+    if s.Addr.Packed() {
+        safecopy.CopyOut(unsafe.Pointer(s), src)
+    } else {
+        // Type SockAddrInet doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        s.UnmarshalBytes(src)
+    }
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (s *SockAddrInet) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    if !s.Addr.Packed() {
+        // Type SockAddrInet doesn't have a packed layout in memory, fall back to MarshalBytes.
+        buf := cc.CopyScratchBuffer(s.SizeBytes()) // escapes: okay.
+        s.MarshalBytes(buf) // escapes: fallback.
+        return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
+    hdr.Len = s.SizeBytes()
+    hdr.Cap = s.SizeBytes()
+
+    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that s
+    // must live until the use above.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyOut implements marshal.Marshallable.CopyOut.
+//go:nosplit
+func (s *SockAddrInet) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return s.CopyOutN(cc, addr, s.SizeBytes())
+}
+
+// CopyIn implements marshal.Marshallable.CopyIn.
+//go:nosplit
+func (s *SockAddrInet) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    if !s.Addr.Packed() {
+        // Type SockAddrInet doesn't have a packed layout in memory, fall back to UnmarshalBytes.
+        buf := cc.CopyScratchBuffer(s.SizeBytes()) // escapes: okay.
+        length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+        // Unmarshal unconditionally. If we had a short copy-in, this results in a
+        // partially unmarshalled struct.
+        s.UnmarshalBytes(buf) // escapes: fallback.
+        return length, err
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
+    hdr.Len = s.SizeBytes()
+    hdr.Cap = s.SizeBytes()
+
+    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that s
+    // must live until the use above.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// WriteTo implements io.WriterTo.WriteTo.
+func (s *SockAddrInet) WriteTo(writer io.Writer) (int64, error) {
+    if !s.Addr.Packed() {
+        // Type SockAddrInet doesn't have a packed layout in memory, fall back to MarshalBytes.
+        buf := make([]byte, s.SizeBytes())
+        s.MarshalBytes(buf)
+        length, err := writer.Write(buf)
+        return int64(length), err
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
+    hdr.Len = s.SizeBytes()
+    hdr.Cap = s.SizeBytes()
 
     length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that sxts
+    // Since we bypassed the compiler's escape analysis, indicate that s
     // must live until the use above.
-    runtime.KeepAlive(sxts) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (u *Utime) SizeBytes() int {
-    return 16
+func (s *SockAddrInet6) SizeBytes() int {
+    return 12 +
+        1*16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (u *Utime) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(u.Actime))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(u.Modtime))
-    dst = dst[8:]
+func (s *SockAddrInet6) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Family))
+    dst = dst[2:]
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Port))
+    dst = dst[2:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Flowinfo))
+    dst = dst[4:]
+    for idx := 0; idx < 16; idx++ {
+        dst[0] = byte(s.Addr[idx])
+        dst = dst[1:]
+    }
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Scope_id))
+    dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (u *Utime) UnmarshalBytes(src []byte) {
-    u.Actime = int64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    u.Modtime = int64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
+func (s *SockAddrInet6) UnmarshalBytes(src []byte) {
+    s.Family = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    s.Port = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    s.Flowinfo = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    for idx := 0; idx < 16; idx++ {
+        s.Addr[idx] = src[0]
+        src = src[1:]
+    }
+    s.Scope_id = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (u *Utime) Packed() bool {
+func (s *SockAddrInet6) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (u *Utime) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(u))
+func (s *SockAddrInet6) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(s))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (u *Utime) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(u), src)
+func (s *SockAddrInet6) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(s), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (u *Utime) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (s *SockAddrInet6) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
+    hdr.Len = s.SizeBytes()
+    hdr.Cap = s.SizeBytes()
 
     length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that s
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (u *Utime) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return u.CopyOutN(cc, addr, u.SizeBytes())
+func (s *SockAddrInet6) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return s.CopyOutN(cc, addr, s.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (u *Utime) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (s *SockAddrInet6) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
+    hdr.Len = s.SizeBytes()
+    hdr.Cap = s.SizeBytes()
 
     length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that s
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (u *Utime) WriteTo(writer io.Writer) (int64, error) {
+func (s *SockAddrInet6) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
+    hdr.Len = s.SizeBytes()
+    hdr.Cap = s.SizeBytes()
 
     length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that s
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
@@ -9301,136 +9111,6 @@ func UnmarshalUnsafeTimespecSlice(dst []Timespec, src []byte) (int, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (i *Itimerspec) SizeBytes() int {
-    return 0 +
-        (*Timespec)(nil).SizeBytes() +
-        (*Timespec)(nil).SizeBytes()
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *Itimerspec) MarshalBytes(dst []byte) {
-    i.Interval.MarshalBytes(dst[:i.Interval.SizeBytes()])
-    dst = dst[i.Interval.SizeBytes():]
-    i.Value.MarshalBytes(dst[:i.Value.SizeBytes()])
-    dst = dst[i.Value.SizeBytes():]
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *Itimerspec) UnmarshalBytes(src []byte) {
-    i.Interval.UnmarshalBytes(src[:i.Interval.SizeBytes()])
-    src = src[i.Interval.SizeBytes():]
-    i.Value.UnmarshalBytes(src[:i.Value.SizeBytes()])
-    src = src[i.Value.SizeBytes():]
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (i *Itimerspec) Packed() bool {
-    return i.Interval.Packed() && i.Value.Packed()
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *Itimerspec) MarshalUnsafe(dst []byte) {
-    if i.Interval.Packed() && i.Value.Packed() {
-        safecopy.CopyIn(dst, unsafe.Pointer(i))
-    } else {
-        // Type Itimerspec doesn't have a packed layout in memory, fallback to MarshalBytes.
-        i.MarshalBytes(dst)
-    }
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *Itimerspec) UnmarshalUnsafe(src []byte) {
-    if i.Interval.Packed() && i.Value.Packed() {
-        safecopy.CopyOut(unsafe.Pointer(i), src)
-    } else {
-        // Type Itimerspec doesn't have a packed layout in memory, fallback to UnmarshalBytes.
-        i.UnmarshalBytes(src)
-    }
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (i *Itimerspec) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    if !i.Interval.Packed() && i.Value.Packed() {
-        // Type Itimerspec doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
-        i.MarshalBytes(buf) // escapes: fallback.
-        return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyOut implements marshal.Marshallable.CopyOut.
-//go:nosplit
-func (i *Itimerspec) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return i.CopyOutN(cc, addr, i.SizeBytes())
-}
-
-// CopyIn implements marshal.Marshallable.CopyIn.
-//go:nosplit
-func (i *Itimerspec) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    if !i.Interval.Packed() && i.Value.Packed() {
-        // Type Itimerspec doesn't have a packed layout in memory, fall back to UnmarshalBytes.
-        buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
-        length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-        // Unmarshal unconditionally. If we had a short copy-in, this results in a
-        // partially unmarshalled struct.
-        i.UnmarshalBytes(buf) // escapes: fallback.
-        return length, err
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// WriteTo implements io.WriterTo.WriteTo.
-func (i *Itimerspec) WriteTo(writer io.Writer) (int64, error) {
-    if !i.Interval.Packed() && i.Value.Packed() {
-        // Type Itimerspec doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := make([]byte, i.SizeBytes())
-        i.MarshalBytes(buf)
-        length, err := writer.Write(buf)
-        return int64(length), err
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return int64(length), err
-}
-
-// SizeBytes implements marshal.Marshallable.SizeBytes.
 func (i *ItimerVal) SizeBytes() int {
     return 0 +
         (*Timeval)(nil).SizeBytes() +
@@ -9561,91 +9241,99 @@ func (i *ItimerVal) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-//go:nosplit
-func (t *TimerID) SizeBytes() int {
-    return 4
+func (sxts *StatxTimestamp) SizeBytes() int {
+    return 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (t *TimerID) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(*t))
+func (sxts *StatxTimestamp) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(sxts.Sec))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(sxts.Nsec))
+    dst = dst[4:]
+    // Padding: dst[:sizeof(int32)] ~= int32(0)
+    dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (t *TimerID) UnmarshalBytes(src []byte) {
-    *t = TimerID(int32(usermem.ByteOrder.Uint32(src[:4])))
+func (sxts *StatxTimestamp) UnmarshalBytes(src []byte) {
+    sxts.Sec = int64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    sxts.Nsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    // Padding: var _ int32 ~= src[:sizeof(int32)]
+    src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (t *TimerID) Packed() bool {
-    // Scalar newtypes are always packed.
+func (sxts *StatxTimestamp) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (t *TimerID) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(t))
+func (sxts *StatxTimestamp) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(sxts))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (t *TimerID) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(t), src)
+func (sxts *StatxTimestamp) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(sxts), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (t *TimerID) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (sxts *StatxTimestamp) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t)))
-    hdr.Len = t.SizeBytes()
-    hdr.Cap = t.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(sxts)))
+    hdr.Len = sxts.SizeBytes()
+    hdr.Cap = sxts.SizeBytes()
 
     length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that t
+    // Since we bypassed the compiler's escape analysis, indicate that sxts
     // must live until the use above.
-    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(sxts) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (t *TimerID) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return t.CopyOutN(cc, addr, t.SizeBytes())
+func (sxts *StatxTimestamp) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return sxts.CopyOutN(cc, addr, sxts.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (t *TimerID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (sxts *StatxTimestamp) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t)))
-    hdr.Len = t.SizeBytes()
-    hdr.Cap = t.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(sxts)))
+    hdr.Len = sxts.SizeBytes()
+    hdr.Cap = sxts.SizeBytes()
 
     length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that t
+    // Since we bypassed the compiler's escape analysis, indicate that sxts
     // must live until the use above.
-    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(sxts) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (t *TimerID) WriteTo(w io.Writer) (int64, error) {
+func (sxts *StatxTimestamp) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t)))
-    hdr.Len = t.SizeBytes()
-    hdr.Cap = t.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(sxts)))
+    hdr.Len = sxts.SizeBytes()
+    hdr.Cap = sxts.SizeBytes()
 
-    length, err := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that t
+    length, err := writer.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that sxts
     // must live until the use above.
-    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(sxts) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
@@ -9829,6 +9517,136 @@ func UnmarshalUnsafeTimevalSlice(dst []Timeval, src []byte) (int, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
+func (i *Itimerspec) SizeBytes() int {
+    return 0 +
+        (*Timespec)(nil).SizeBytes() +
+        (*Timespec)(nil).SizeBytes()
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (i *Itimerspec) MarshalBytes(dst []byte) {
+    i.Interval.MarshalBytes(dst[:i.Interval.SizeBytes()])
+    dst = dst[i.Interval.SizeBytes():]
+    i.Value.MarshalBytes(dst[:i.Value.SizeBytes()])
+    dst = dst[i.Value.SizeBytes():]
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (i *Itimerspec) UnmarshalBytes(src []byte) {
+    i.Interval.UnmarshalBytes(src[:i.Interval.SizeBytes()])
+    src = src[i.Interval.SizeBytes():]
+    i.Value.UnmarshalBytes(src[:i.Value.SizeBytes()])
+    src = src[i.Value.SizeBytes():]
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (i *Itimerspec) Packed() bool {
+    return i.Interval.Packed() && i.Value.Packed()
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (i *Itimerspec) MarshalUnsafe(dst []byte) {
+    if i.Interval.Packed() && i.Value.Packed() {
+        safecopy.CopyIn(dst, unsafe.Pointer(i))
+    } else {
+        // Type Itimerspec doesn't have a packed layout in memory, fallback to MarshalBytes.
+        i.MarshalBytes(dst)
+    }
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (i *Itimerspec) UnmarshalUnsafe(src []byte) {
+    if i.Interval.Packed() && i.Value.Packed() {
+        safecopy.CopyOut(unsafe.Pointer(i), src)
+    } else {
+        // Type Itimerspec doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        i.UnmarshalBytes(src)
+    }
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (i *Itimerspec) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    if !i.Interval.Packed() && i.Value.Packed() {
+        // Type Itimerspec doesn't have a packed layout in memory, fall back to MarshalBytes.
+        buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
+        i.MarshalBytes(buf) // escapes: fallback.
+        return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
+
+    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that i
+    // must live until the use above.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyOut implements marshal.Marshallable.CopyOut.
+//go:nosplit
+func (i *Itimerspec) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return i.CopyOutN(cc, addr, i.SizeBytes())
+}
+
+// CopyIn implements marshal.Marshallable.CopyIn.
+//go:nosplit
+func (i *Itimerspec) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    if !i.Interval.Packed() && i.Value.Packed() {
+        // Type Itimerspec doesn't have a packed layout in memory, fall back to UnmarshalBytes.
+        buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
+        length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+        // Unmarshal unconditionally. If we had a short copy-in, this results in a
+        // partially unmarshalled struct.
+        i.UnmarshalBytes(buf) // escapes: fallback.
+        return length, err
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
+
+    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that i
+    // must live until the use above.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// WriteTo implements io.WriterTo.WriteTo.
+func (i *Itimerspec) WriteTo(writer io.Writer) (int64, error) {
+    if !i.Interval.Packed() && i.Value.Packed() {
+        // Type Itimerspec doesn't have a packed layout in memory, fall back to MarshalBytes.
+        buf := make([]byte, i.SizeBytes())
+        i.MarshalBytes(buf)
+        length, err := writer.Write(buf)
+        return int64(length), err
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
+
+    length, err := writer.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that i
+    // must live until the use above.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    return int64(length), err
+}
+
+// SizeBytes implements marshal.Marshallable.SizeBytes.
 //go:nosplit
 func (c *ClockT) SizeBytes() int {
     return 8
@@ -10058,6 +9876,188 @@ func (t *Tms) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
+//go:nosplit
+func (t *TimerID) SizeBytes() int {
+    return 4
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (t *TimerID) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(*t))
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (t *TimerID) UnmarshalBytes(src []byte) {
+    *t = TimerID(int32(usermem.ByteOrder.Uint32(src[:4])))
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (t *TimerID) Packed() bool {
+    // Scalar newtypes are always packed.
+    return true
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (t *TimerID) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(t))
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (t *TimerID) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(t), src)
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (t *TimerID) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t)))
+    hdr.Len = t.SizeBytes()
+    hdr.Cap = t.SizeBytes()
+
+    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that t
+    // must live until the use above.
+    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyOut implements marshal.Marshallable.CopyOut.
+//go:nosplit
+func (t *TimerID) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return t.CopyOutN(cc, addr, t.SizeBytes())
+}
+
+// CopyIn implements marshal.Marshallable.CopyIn.
+//go:nosplit
+func (t *TimerID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t)))
+    hdr.Len = t.SizeBytes()
+    hdr.Cap = t.SizeBytes()
+
+    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that t
+    // must live until the use above.
+    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// WriteTo implements io.WriterTo.WriteTo.
+func (t *TimerID) WriteTo(w io.Writer) (int64, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t)))
+    hdr.Len = t.SizeBytes()
+    hdr.Cap = t.SizeBytes()
+
+    length, err := w.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that t
+    // must live until the use above.
+    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
+    return int64(length), err
+}
+
+// SizeBytes implements marshal.Marshallable.SizeBytes.
+func (u *Utime) SizeBytes() int {
+    return 16
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (u *Utime) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(u.Actime))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(u.Modtime))
+    dst = dst[8:]
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (u *Utime) UnmarshalBytes(src []byte) {
+    u.Actime = int64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    u.Modtime = int64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (u *Utime) Packed() bool {
+    return true
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (u *Utime) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(u))
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (u *Utime) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(u), src)
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (u *Utime) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
+
+    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that u
+    // must live until the use above.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyOut implements marshal.Marshallable.CopyOut.
+//go:nosplit
+func (u *Utime) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return u.CopyOutN(cc, addr, u.SizeBytes())
+}
+
+// CopyIn implements marshal.Marshallable.CopyIn.
+//go:nosplit
+func (u *Utime) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
+
+    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that u
+    // must live until the use above.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// WriteTo implements io.WriterTo.WriteTo.
+func (u *Utime) WriteTo(writer io.Writer) (int64, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
+
+    length, err := writer.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that u
+    // must live until the use above.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    return int64(length), err
+}
+
+// SizeBytes implements marshal.Marshallable.SizeBytes.
 func (w *Winsize) SizeBytes() int {
     return 8
 }
diff --git a/pkg/marshal/primitive/primitive_abi_autogen_unsafe.go b/pkg/marshal/primitive/primitive_abi_autogen_unsafe.go
index 1993ca3ba..0ddb07673 100644
--- a/pkg/marshal/primitive/primitive_abi_autogen_unsafe.go
+++ b/pkg/marshal/primitive/primitive_abi_autogen_unsafe.go
@@ -25,101 +25,101 @@ var _ marshal.Marshallable = (*Uint8)(nil)
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
 //go:nosplit
-func (i *Int8) SizeBytes() int {
-    return 1
+func (u *Uint32) SizeBytes() int {
+    return 4
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *Int8) MarshalBytes(dst []byte) {
-    dst[0] = byte(*i)
+func (u *Uint32) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(*u))
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *Int8) UnmarshalBytes(src []byte) {
-    *i = Int8(int8(src[0]))
+func (u *Uint32) UnmarshalBytes(src []byte) {
+    *u = Uint32(uint32(usermem.ByteOrder.Uint32(src[:4])))
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (i *Int8) Packed() bool {
+func (u *Uint32) Packed() bool {
     // Scalar newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *Int8) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(i))
+func (u *Uint32) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(u))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *Int8) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(i), src)
+func (u *Uint32) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(u), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (i *Int8) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (u *Uint32) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
 
     length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
+    // Since we bypassed the compiler's escape analysis, indicate that u
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (i *Int8) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return i.CopyOutN(cc, addr, i.SizeBytes())
+func (u *Uint32) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return u.CopyOutN(cc, addr, u.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (i *Int8) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (u *Uint32) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
 
     length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
+    // Since we bypassed the compiler's escape analysis, indicate that u
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (i *Int8) WriteTo(w io.Writer) (int64, error) {
+func (u *Uint32) WriteTo(w io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
 
     length, err := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that i
+    // Since we bypassed the compiler's escape analysis, indicate that u
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
-// CopyInt8SliceIn copies in a slice of int8 objects from the task's memory.
+// CopyUint32SliceIn copies in a slice of uint32 objects from the task's memory.
 //go:nosplit
-func CopyInt8SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int8) (int, error) {
+func CopyUint32SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint32) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int8)(nil).SizeBytes()
+    size := (*Uint32)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -138,14 +138,14 @@ func CopyInt8SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int8) (int
     return length, err
 }
 
-// CopyInt8SliceOut copies a slice of int8 objects to the task's memory.
+// CopyUint32SliceOut copies a slice of uint32 objects to the task's memory.
 //go:nosplit
-func CopyInt8SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int8) (int, error) {
+func CopyUint32SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint32) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int8)(nil).SizeBytes()
+    size := (*Uint32)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -164,13 +164,13 @@ func CopyInt8SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int8) (in
     return length, err
 }
 
-// MarshalUnsafeInt8Slice is like Int8.MarshalUnsafe, but for a []Int8.
-func MarshalUnsafeInt8Slice(src []Int8, dst []byte) (int, error) {
+// MarshalUnsafeUint32Slice is like Uint32.MarshalUnsafe, but for a []Uint32.
+func MarshalUnsafeUint32Slice(src []Uint32, dst []byte) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int8)(nil).SizeBytes()
+    size := (*Uint32)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -182,13 +182,13 @@ func MarshalUnsafeInt8Slice(src []Int8, dst []byte) (int, error) {
     return length, err
 }
 
-// UnmarshalUnsafeInt8Slice is like Int8.UnmarshalUnsafe, but for a []Int8.
-func UnmarshalUnsafeInt8Slice(dst []Int8, src []byte) (int, error) {
+// UnmarshalUnsafeUint32Slice is like Uint32.UnmarshalUnsafe, but for a []Uint32.
+func UnmarshalUnsafeUint32Slice(dst []Uint32, src []byte) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int8)(nil).SizeBytes()
+    size := (*Uint32)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -202,101 +202,101 @@ func UnmarshalUnsafeInt8Slice(dst []Int8, src []byte) (int, error) {
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
 //go:nosplit
-func (u *Uint8) SizeBytes() int {
-    return 1
+func (i *Int64) SizeBytes() int {
+    return 8
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (u *Uint8) MarshalBytes(dst []byte) {
-    dst[0] = byte(*u)
+func (i *Int64) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(*i))
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (u *Uint8) UnmarshalBytes(src []byte) {
-    *u = Uint8(uint8(src[0]))
+func (i *Int64) UnmarshalBytes(src []byte) {
+    *i = Int64(int64(usermem.ByteOrder.Uint64(src[:8])))
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (u *Uint8) Packed() bool {
+func (i *Int64) Packed() bool {
     // Scalar newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (u *Uint8) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(u))
+func (i *Int64) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(i))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (u *Uint8) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(u), src)
+func (i *Int64) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(i), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (u *Uint8) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (i *Int64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
 
     length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (u *Uint8) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return u.CopyOutN(cc, addr, u.SizeBytes())
+func (i *Int64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return i.CopyOutN(cc, addr, i.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (u *Uint8) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (i *Int64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
 
     length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (u *Uint8) WriteTo(w io.Writer) (int64, error) {
+func (i *Int64) WriteTo(w io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
 
     length, err := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
-// CopyUint8SliceIn copies in a slice of uint8 objects from the task's memory.
+// CopyInt64SliceIn copies in a slice of int64 objects from the task's memory.
 //go:nosplit
-func CopyUint8SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint8) (int, error) {
+func CopyInt64SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int64) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint8)(nil).SizeBytes()
+    size := (*Int64)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -315,14 +315,14 @@ func CopyUint8SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint8) (i
     return length, err
 }
 
-// CopyUint8SliceOut copies a slice of uint8 objects to the task's memory.
+// CopyInt64SliceOut copies a slice of int64 objects to the task's memory.
 //go:nosplit
-func CopyUint8SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint8) (int, error) {
+func CopyInt64SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int64) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint8)(nil).SizeBytes()
+    size := (*Int64)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -341,13 +341,13 @@ func CopyUint8SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint8) (
     return length, err
 }
 
-// MarshalUnsafeUint8Slice is like Uint8.MarshalUnsafe, but for a []Uint8.
-func MarshalUnsafeUint8Slice(src []Uint8, dst []byte) (int, error) {
+// MarshalUnsafeInt64Slice is like Int64.MarshalUnsafe, but for a []Int64.
+func MarshalUnsafeInt64Slice(src []Int64, dst []byte) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint8)(nil).SizeBytes()
+    size := (*Int64)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -359,13 +359,13 @@ func MarshalUnsafeUint8Slice(src []Uint8, dst []byte) (int, error) {
     return length, err
 }
 
-// UnmarshalUnsafeUint8Slice is like Uint8.UnmarshalUnsafe, but for a []Uint8.
-func UnmarshalUnsafeUint8Slice(dst []Uint8, src []byte) (int, error) {
+// UnmarshalUnsafeInt64Slice is like Int64.UnmarshalUnsafe, but for a []Int64.
+func UnmarshalUnsafeInt64Slice(dst []Int64, src []byte) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint8)(nil).SizeBytes()
+    size := (*Int64)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -379,101 +379,101 @@ func UnmarshalUnsafeUint8Slice(dst []Uint8, src []byte) (int, error) {
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
 //go:nosplit
-func (i *Int16) SizeBytes() int {
-    return 2
+func (u *Uint64) SizeBytes() int {
+    return 8
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *Int16) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(*i))
+func (u *Uint64) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(*u))
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *Int16) UnmarshalBytes(src []byte) {
-    *i = Int16(int16(usermem.ByteOrder.Uint16(src[:2])))
+func (u *Uint64) UnmarshalBytes(src []byte) {
+    *u = Uint64(uint64(usermem.ByteOrder.Uint64(src[:8])))
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (i *Int16) Packed() bool {
+func (u *Uint64) Packed() bool {
     // Scalar newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *Int16) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(i))
+func (u *Uint64) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(u))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *Int16) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(i), src)
+func (u *Uint64) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(u), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (i *Int16) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (u *Uint64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
 
     length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
+    // Since we bypassed the compiler's escape analysis, indicate that u
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (i *Int16) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return i.CopyOutN(cc, addr, i.SizeBytes())
+func (u *Uint64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return u.CopyOutN(cc, addr, u.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (i *Int16) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (u *Uint64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
 
     length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
+    // Since we bypassed the compiler's escape analysis, indicate that u
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (i *Int16) WriteTo(w io.Writer) (int64, error) {
+func (u *Uint64) WriteTo(w io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
 
     length, err := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that i
+    // Since we bypassed the compiler's escape analysis, indicate that u
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
-// CopyInt16SliceIn copies in a slice of int16 objects from the task's memory.
+// CopyUint64SliceIn copies in a slice of uint64 objects from the task's memory.
 //go:nosplit
-func CopyInt16SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int16) (int, error) {
+func CopyUint64SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint64) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int16)(nil).SizeBytes()
+    size := (*Uint64)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -492,14 +492,14 @@ func CopyInt16SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int16) (i
     return length, err
 }
 
-// CopyInt16SliceOut copies a slice of int16 objects to the task's memory.
+// CopyUint64SliceOut copies a slice of uint64 objects to the task's memory.
 //go:nosplit
-func CopyInt16SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int16) (int, error) {
+func CopyUint64SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint64) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int16)(nil).SizeBytes()
+    size := (*Uint64)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -518,13 +518,13 @@ func CopyInt16SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int16) (
     return length, err
 }
 
-// MarshalUnsafeInt16Slice is like Int16.MarshalUnsafe, but for a []Int16.
-func MarshalUnsafeInt16Slice(src []Int16, dst []byte) (int, error) {
+// MarshalUnsafeUint64Slice is like Uint64.MarshalUnsafe, but for a []Uint64.
+func MarshalUnsafeUint64Slice(src []Uint64, dst []byte) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int16)(nil).SizeBytes()
+    size := (*Uint64)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -536,13 +536,13 @@ func MarshalUnsafeInt16Slice(src []Int16, dst []byte) (int, error) {
     return length, err
 }
 
-// UnmarshalUnsafeInt16Slice is like Int16.UnmarshalUnsafe, but for a []Int16.
-func UnmarshalUnsafeInt16Slice(dst []Int16, src []byte) (int, error) {
+// UnmarshalUnsafeUint64Slice is like Uint64.UnmarshalUnsafe, but for a []Uint64.
+func UnmarshalUnsafeUint64Slice(dst []Uint64, src []byte) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int16)(nil).SizeBytes()
+    size := (*Uint64)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -556,101 +556,101 @@ func UnmarshalUnsafeInt16Slice(dst []Int16, src []byte) (int, error) {
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
 //go:nosplit
-func (u *Uint16) SizeBytes() int {
-    return 2
+func (i *Int8) SizeBytes() int {
+    return 1
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (u *Uint16) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(*u))
+func (i *Int8) MarshalBytes(dst []byte) {
+    dst[0] = byte(*i)
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (u *Uint16) UnmarshalBytes(src []byte) {
-    *u = Uint16(uint16(usermem.ByteOrder.Uint16(src[:2])))
+func (i *Int8) UnmarshalBytes(src []byte) {
+    *i = Int8(int8(src[0]))
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (u *Uint16) Packed() bool {
+func (i *Int8) Packed() bool {
     // Scalar newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (u *Uint16) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(u))
+func (i *Int8) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(i))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (u *Uint16) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(u), src)
+func (i *Int8) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(i), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (u *Uint16) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (i *Int8) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
 
     length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (u *Uint16) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return u.CopyOutN(cc, addr, u.SizeBytes())
+func (i *Int8) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return i.CopyOutN(cc, addr, i.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (u *Uint16) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (i *Int8) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
 
     length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (u *Uint16) WriteTo(w io.Writer) (int64, error) {
+func (i *Int8) WriteTo(w io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
 
     length, err := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
-// CopyUint16SliceIn copies in a slice of uint16 objects from the task's memory.
+// CopyInt8SliceIn copies in a slice of int8 objects from the task's memory.
 //go:nosplit
-func CopyUint16SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint16) (int, error) {
+func CopyInt8SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int8) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint16)(nil).SizeBytes()
+    size := (*Int8)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -669,14 +669,14 @@ func CopyUint16SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint16)
     return length, err
 }
 
-// CopyUint16SliceOut copies a slice of uint16 objects to the task's memory.
+// CopyInt8SliceOut copies a slice of int8 objects to the task's memory.
 //go:nosplit
-func CopyUint16SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint16) (int, error) {
+func CopyInt8SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int8) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint16)(nil).SizeBytes()
+    size := (*Int8)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -695,13 +695,13 @@ func CopyUint16SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint16)
     return length, err
 }
 
-// MarshalUnsafeUint16Slice is like Uint16.MarshalUnsafe, but for a []Uint16.
-func MarshalUnsafeUint16Slice(src []Uint16, dst []byte) (int, error) {
+// MarshalUnsafeInt8Slice is like Int8.MarshalUnsafe, but for a []Int8.
+func MarshalUnsafeInt8Slice(src []Int8, dst []byte) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint16)(nil).SizeBytes()
+    size := (*Int8)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -713,13 +713,13 @@ func MarshalUnsafeUint16Slice(src []Uint16, dst []byte) (int, error) {
     return length, err
 }
 
-// UnmarshalUnsafeUint16Slice is like Uint16.UnmarshalUnsafe, but for a []Uint16.
-func UnmarshalUnsafeUint16Slice(dst []Uint16, src []byte) (int, error) {
+// UnmarshalUnsafeInt8Slice is like Int8.UnmarshalUnsafe, but for a []Int8.
+func UnmarshalUnsafeInt8Slice(dst []Int8, src []byte) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint16)(nil).SizeBytes()
+    size := (*Int8)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -733,101 +733,101 @@ func UnmarshalUnsafeUint16Slice(dst []Uint16, src []byte) (int, error) {
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
 //go:nosplit
-func (i *Int32) SizeBytes() int {
-    return 4
+func (u *Uint8) SizeBytes() int {
+    return 1
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *Int32) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(*i))
+func (u *Uint8) MarshalBytes(dst []byte) {
+    dst[0] = byte(*u)
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *Int32) UnmarshalBytes(src []byte) {
-    *i = Int32(int32(usermem.ByteOrder.Uint32(src[:4])))
+func (u *Uint8) UnmarshalBytes(src []byte) {
+    *u = Uint8(uint8(src[0]))
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (i *Int32) Packed() bool {
+func (u *Uint8) Packed() bool {
     // Scalar newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *Int32) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(i))
+func (u *Uint8) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(u))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *Int32) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(i), src)
+func (u *Uint8) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(u), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (i *Int32) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (u *Uint8) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
 
     length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
+    // Since we bypassed the compiler's escape analysis, indicate that u
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (i *Int32) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return i.CopyOutN(cc, addr, i.SizeBytes())
+func (u *Uint8) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return u.CopyOutN(cc, addr, u.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (i *Int32) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (u *Uint8) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
 
     length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
+    // Since we bypassed the compiler's escape analysis, indicate that u
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (i *Int32) WriteTo(w io.Writer) (int64, error) {
+func (u *Uint8) WriteTo(w io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
 
     length, err := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that i
+    // Since we bypassed the compiler's escape analysis, indicate that u
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
-// CopyInt32SliceIn copies in a slice of int32 objects from the task's memory.
+// CopyUint8SliceIn copies in a slice of uint8 objects from the task's memory.
 //go:nosplit
-func CopyInt32SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int32) (int, error) {
+func CopyUint8SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint8) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int32)(nil).SizeBytes()
+    size := (*Uint8)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -846,14 +846,14 @@ func CopyInt32SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int32) (i
     return length, err
 }
 
-// CopyInt32SliceOut copies a slice of int32 objects to the task's memory.
+// CopyUint8SliceOut copies a slice of uint8 objects to the task's memory.
 //go:nosplit
-func CopyInt32SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int32) (int, error) {
+func CopyUint8SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint8) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int32)(nil).SizeBytes()
+    size := (*Uint8)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -872,13 +872,13 @@ func CopyInt32SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int32) (
     return length, err
 }
 
-// MarshalUnsafeInt32Slice is like Int32.MarshalUnsafe, but for a []Int32.
-func MarshalUnsafeInt32Slice(src []Int32, dst []byte) (int, error) {
+// MarshalUnsafeUint8Slice is like Uint8.MarshalUnsafe, but for a []Uint8.
+func MarshalUnsafeUint8Slice(src []Uint8, dst []byte) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int32)(nil).SizeBytes()
+    size := (*Uint8)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -890,13 +890,13 @@ func MarshalUnsafeInt32Slice(src []Int32, dst []byte) (int, error) {
     return length, err
 }
 
-// UnmarshalUnsafeInt32Slice is like Int32.UnmarshalUnsafe, but for a []Int32.
-func UnmarshalUnsafeInt32Slice(dst []Int32, src []byte) (int, error) {
+// UnmarshalUnsafeUint8Slice is like Uint8.UnmarshalUnsafe, but for a []Uint8.
+func UnmarshalUnsafeUint8Slice(dst []Uint8, src []byte) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int32)(nil).SizeBytes()
+    size := (*Uint8)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -910,101 +910,101 @@ func UnmarshalUnsafeInt32Slice(dst []Int32, src []byte) (int, error) {
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
 //go:nosplit
-func (u *Uint32) SizeBytes() int {
-    return 4
+func (i *Int16) SizeBytes() int {
+    return 2
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (u *Uint32) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(*u))
+func (i *Int16) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(*i))
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (u *Uint32) UnmarshalBytes(src []byte) {
-    *u = Uint32(uint32(usermem.ByteOrder.Uint32(src[:4])))
+func (i *Int16) UnmarshalBytes(src []byte) {
+    *i = Int16(int16(usermem.ByteOrder.Uint16(src[:2])))
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (u *Uint32) Packed() bool {
+func (i *Int16) Packed() bool {
     // Scalar newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (u *Uint32) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(u))
+func (i *Int16) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(i))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (u *Uint32) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(u), src)
+func (i *Int16) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(i), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (u *Uint32) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (i *Int16) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
 
     length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (u *Uint32) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return u.CopyOutN(cc, addr, u.SizeBytes())
+func (i *Int16) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return i.CopyOutN(cc, addr, i.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (u *Uint32) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (i *Int16) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
 
     length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (u *Uint32) WriteTo(w io.Writer) (int64, error) {
+func (i *Int16) WriteTo(w io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
 
     length, err := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
-// CopyUint32SliceIn copies in a slice of uint32 objects from the task's memory.
+// CopyInt16SliceIn copies in a slice of int16 objects from the task's memory.
 //go:nosplit
-func CopyUint32SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint32) (int, error) {
+func CopyInt16SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int16) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint32)(nil).SizeBytes()
+    size := (*Int16)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -1023,14 +1023,14 @@ func CopyUint32SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint32)
     return length, err
 }
 
-// CopyUint32SliceOut copies a slice of uint32 objects to the task's memory.
+// CopyInt16SliceOut copies a slice of int16 objects to the task's memory.
 //go:nosplit
-func CopyUint32SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint32) (int, error) {
+func CopyInt16SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int16) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint32)(nil).SizeBytes()
+    size := (*Int16)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -1049,13 +1049,13 @@ func CopyUint32SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint32)
     return length, err
 }
 
-// MarshalUnsafeUint32Slice is like Uint32.MarshalUnsafe, but for a []Uint32.
-func MarshalUnsafeUint32Slice(src []Uint32, dst []byte) (int, error) {
+// MarshalUnsafeInt16Slice is like Int16.MarshalUnsafe, but for a []Int16.
+func MarshalUnsafeInt16Slice(src []Int16, dst []byte) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint32)(nil).SizeBytes()
+    size := (*Int16)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -1067,13 +1067,13 @@ func MarshalUnsafeUint32Slice(src []Uint32, dst []byte) (int, error) {
     return length, err
 }
 
-// UnmarshalUnsafeUint32Slice is like Uint32.UnmarshalUnsafe, but for a []Uint32.
-func UnmarshalUnsafeUint32Slice(dst []Uint32, src []byte) (int, error) {
+// UnmarshalUnsafeInt16Slice is like Int16.UnmarshalUnsafe, but for a []Int16.
+func UnmarshalUnsafeInt16Slice(dst []Int16, src []byte) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint32)(nil).SizeBytes()
+    size := (*Int16)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -1087,101 +1087,101 @@ func UnmarshalUnsafeUint32Slice(dst []Uint32, src []byte) (int, error) {
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
 //go:nosplit
-func (i *Int64) SizeBytes() int {
-    return 8
+func (u *Uint16) SizeBytes() int {
+    return 2
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *Int64) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(*i))
+func (u *Uint16) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(*u))
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *Int64) UnmarshalBytes(src []byte) {
-    *i = Int64(int64(usermem.ByteOrder.Uint64(src[:8])))
+func (u *Uint16) UnmarshalBytes(src []byte) {
+    *u = Uint16(uint16(usermem.ByteOrder.Uint16(src[:2])))
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (i *Int64) Packed() bool {
+func (u *Uint16) Packed() bool {
     // Scalar newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *Int64) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(i))
+func (u *Uint16) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(u))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *Int64) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(i), src)
+func (u *Uint16) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(u), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (i *Int64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (u *Uint16) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
 
     length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
+    // Since we bypassed the compiler's escape analysis, indicate that u
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (i *Int64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return i.CopyOutN(cc, addr, i.SizeBytes())
+func (u *Uint16) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return u.CopyOutN(cc, addr, u.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (i *Int64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (u *Uint16) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
 
     length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
+    // Since we bypassed the compiler's escape analysis, indicate that u
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (i *Int64) WriteTo(w io.Writer) (int64, error) {
+func (u *Uint16) WriteTo(w io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
 
     length, err := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that i
+    // Since we bypassed the compiler's escape analysis, indicate that u
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
-// CopyInt64SliceIn copies in a slice of int64 objects from the task's memory.
+// CopyUint16SliceIn copies in a slice of uint16 objects from the task's memory.
 //go:nosplit
-func CopyInt64SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int64) (int, error) {
+func CopyUint16SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint16) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int64)(nil).SizeBytes()
+    size := (*Uint16)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -1200,14 +1200,14 @@ func CopyInt64SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int64) (i
     return length, err
 }
 
-// CopyInt64SliceOut copies a slice of int64 objects to the task's memory.
+// CopyUint16SliceOut copies a slice of uint16 objects to the task's memory.
 //go:nosplit
-func CopyInt64SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int64) (int, error) {
+func CopyUint16SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint16) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int64)(nil).SizeBytes()
+    size := (*Uint16)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -1226,13 +1226,13 @@ func CopyInt64SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int64) (
     return length, err
 }
 
-// MarshalUnsafeInt64Slice is like Int64.MarshalUnsafe, but for a []Int64.
-func MarshalUnsafeInt64Slice(src []Int64, dst []byte) (int, error) {
+// MarshalUnsafeUint16Slice is like Uint16.MarshalUnsafe, but for a []Uint16.
+func MarshalUnsafeUint16Slice(src []Uint16, dst []byte) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int64)(nil).SizeBytes()
+    size := (*Uint16)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -1244,13 +1244,13 @@ func MarshalUnsafeInt64Slice(src []Int64, dst []byte) (int, error) {
     return length, err
 }
 
-// UnmarshalUnsafeInt64Slice is like Int64.UnmarshalUnsafe, but for a []Int64.
-func UnmarshalUnsafeInt64Slice(dst []Int64, src []byte) (int, error) {
+// UnmarshalUnsafeUint16Slice is like Uint16.UnmarshalUnsafe, but for a []Uint16.
+func UnmarshalUnsafeUint16Slice(dst []Uint16, src []byte) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Int64)(nil).SizeBytes()
+    size := (*Uint16)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -1264,101 +1264,101 @@ func UnmarshalUnsafeInt64Slice(dst []Int64, src []byte) (int, error) {
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
 //go:nosplit
-func (u *Uint64) SizeBytes() int {
-    return 8
+func (i *Int32) SizeBytes() int {
+    return 4
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (u *Uint64) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(*u))
+func (i *Int32) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(*i))
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (u *Uint64) UnmarshalBytes(src []byte) {
-    *u = Uint64(uint64(usermem.ByteOrder.Uint64(src[:8])))
+func (i *Int32) UnmarshalBytes(src []byte) {
+    *i = Int32(int32(usermem.ByteOrder.Uint32(src[:4])))
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (u *Uint64) Packed() bool {
+func (i *Int32) Packed() bool {
     // Scalar newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (u *Uint64) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(u))
+func (i *Int32) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(i))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (u *Uint64) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(u), src)
+func (i *Int32) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(i), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (u *Uint64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (i *Int32) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
 
     length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (u *Uint64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return u.CopyOutN(cc, addr, u.SizeBytes())
+func (i *Int32) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return i.CopyOutN(cc, addr, i.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (u *Uint64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (i *Int32) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
 
     length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (u *Uint64) WriteTo(w io.Writer) (int64, error) {
+func (i *Int32) WriteTo(w io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
 
     length, err := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that u
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
-// CopyUint64SliceIn copies in a slice of uint64 objects from the task's memory.
+// CopyInt32SliceIn copies in a slice of int32 objects from the task's memory.
 //go:nosplit
-func CopyUint64SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint64) (int, error) {
+func CopyInt32SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []int32) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint64)(nil).SizeBytes()
+    size := (*Int32)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -1377,14 +1377,14 @@ func CopyUint64SliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []uint64)
     return length, err
 }
 
-// CopyUint64SliceOut copies a slice of uint64 objects to the task's memory.
+// CopyInt32SliceOut copies a slice of int32 objects to the task's memory.
 //go:nosplit
-func CopyUint64SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint64) (int, error) {
+func CopyInt32SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []int32) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint64)(nil).SizeBytes()
+    size := (*Int32)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -1403,13 +1403,13 @@ func CopyUint64SliceOut(cc marshal.CopyContext, addr usermem.Addr, src []uint64)
     return length, err
 }
 
-// MarshalUnsafeUint64Slice is like Uint64.MarshalUnsafe, but for a []Uint64.
-func MarshalUnsafeUint64Slice(src []Uint64, dst []byte) (int, error) {
+// MarshalUnsafeInt32Slice is like Int32.MarshalUnsafe, but for a []Int32.
+func MarshalUnsafeInt32Slice(src []Int32, dst []byte) (int, error) {
     count := len(src)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint64)(nil).SizeBytes()
+    size := (*Int32)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&src)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
@@ -1421,13 +1421,13 @@ func MarshalUnsafeUint64Slice(src []Uint64, dst []byte) (int, error) {
     return length, err
 }
 
-// UnmarshalUnsafeUint64Slice is like Uint64.UnmarshalUnsafe, but for a []Uint64.
-func UnmarshalUnsafeUint64Slice(dst []Uint64, src []byte) (int, error) {
+// UnmarshalUnsafeInt32Slice is like Int32.UnmarshalUnsafe, but for a []Int32.
+func UnmarshalUnsafeInt32Slice(dst []Int32, src []byte) (int, error) {
     count := len(dst)
     if count == 0 {
         return 0, nil
     }
-    size := (*Uint64)(nil).SizeBytes()
+    size := (*Int32)(nil).SizeBytes()
 
     ptr := unsafe.Pointer(&dst)
     val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
diff --git a/pkg/sentry/arch/arch_arm64_abi_autogen_unsafe.go b/pkg/sentry/arch/arch_arm64_abi_autogen_unsafe.go
index aac25375e..95a73e115 100644
--- a/pkg/sentry/arch/arch_arm64_abi_autogen_unsafe.go
+++ b/pkg/sentry/arch/arch_arm64_abi_autogen_unsafe.go
@@ -27,6 +27,167 @@ var _ marshal.Marshallable = (*aarch64Ctx)(nil)
 var _ marshal.Marshallable = (*linux.SignalSet)(nil)
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
+func (u *UContext64) SizeBytes() int {
+    return 16 +
+        (*SignalStack)(nil).SizeBytes() +
+        (*linux.SignalSet)(nil).SizeBytes() +
+        1*120 +
+        1*8 +
+        (*SignalContext64)(nil).SizeBytes()
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (u *UContext64) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(u.Flags))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(u.Link))
+    dst = dst[8:]
+    u.Stack.MarshalBytes(dst[:u.Stack.SizeBytes()])
+    dst = dst[u.Stack.SizeBytes():]
+    u.Sigset.MarshalBytes(dst[:u.Sigset.SizeBytes()])
+    dst = dst[u.Sigset.SizeBytes():]
+    for idx := 0; idx < 120; idx++ {
+        dst[0] = byte(u._pad[idx])
+        dst = dst[1:]
+    }
+    for idx := 0; idx < 8; idx++ {
+        dst[0] = byte(u._pad2[idx])
+        dst = dst[1:]
+    }
+    u.MContext.MarshalBytes(dst[:u.MContext.SizeBytes()])
+    dst = dst[u.MContext.SizeBytes():]
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (u *UContext64) UnmarshalBytes(src []byte) {
+    u.Flags = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    u.Link = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    u.Stack.UnmarshalBytes(src[:u.Stack.SizeBytes()])
+    src = src[u.Stack.SizeBytes():]
+    u.Sigset.UnmarshalBytes(src[:u.Sigset.SizeBytes()])
+    src = src[u.Sigset.SizeBytes():]
+    for idx := 0; idx < 120; idx++ {
+        u._pad[idx] = src[0]
+        src = src[1:]
+    }
+    for idx := 0; idx < 8; idx++ {
+        u._pad2[idx] = src[0]
+        src = src[1:]
+    }
+    u.MContext.UnmarshalBytes(src[:u.MContext.SizeBytes()])
+    src = src[u.MContext.SizeBytes():]
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (u *UContext64) Packed() bool {
+    return u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed()
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (u *UContext64) MarshalUnsafe(dst []byte) {
+    if u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() {
+        safecopy.CopyIn(dst, unsafe.Pointer(u))
+    } else {
+        // Type UContext64 doesn't have a packed layout in memory, fallback to MarshalBytes.
+        u.MarshalBytes(dst)
+    }
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (u *UContext64) UnmarshalUnsafe(src []byte) {
+    if u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() {
+        safecopy.CopyOut(unsafe.Pointer(u), src)
+    } else {
+        // Type UContext64 doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        u.UnmarshalBytes(src)
+    }
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (u *UContext64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    if !u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() {
+        // Type UContext64 doesn't have a packed layout in memory, fall back to MarshalBytes.
+        buf := cc.CopyScratchBuffer(u.SizeBytes()) // escapes: okay.
+        u.MarshalBytes(buf) // escapes: fallback.
+        return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
+
+    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that u
+    // must live until the use above.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyOut implements marshal.Marshallable.CopyOut.
+//go:nosplit
+func (u *UContext64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return u.CopyOutN(cc, addr, u.SizeBytes())
+}
+
+// CopyIn implements marshal.Marshallable.CopyIn.
+//go:nosplit
+func (u *UContext64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    if !u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() {
+        // Type UContext64 doesn't have a packed layout in memory, fall back to UnmarshalBytes.
+        buf := cc.CopyScratchBuffer(u.SizeBytes()) // escapes: okay.
+        length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+        // Unmarshal unconditionally. If we had a short copy-in, this results in a
+        // partially unmarshalled struct.
+        u.UnmarshalBytes(buf) // escapes: fallback.
+        return length, err
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
+
+    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that u
+    // must live until the use above.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// WriteTo implements io.WriterTo.WriteTo.
+func (u *UContext64) WriteTo(writer io.Writer) (int64, error) {
+    if !u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() {
+        // Type UContext64 doesn't have a packed layout in memory, fall back to MarshalBytes.
+        buf := make([]byte, u.SizeBytes())
+        u.MarshalBytes(buf)
+        length, err := writer.Write(buf)
+        return int64(length), err
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
+    hdr.Len = u.SizeBytes()
+    hdr.Cap = u.SizeBytes()
+
+    length, err := writer.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that u
+    // must live until the use above.
+    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
+    return int64(length), err
+}
+
+// SizeBytes implements marshal.Marshallable.SizeBytes.
 func (s *SignalContext64) SizeBytes() int {
     return 32 +
         8*31 +
@@ -429,164 +590,3 @@ func (f *FpsimdContext) WriteTo(writer io.Writer) (int64, error) {
     return int64(length), err
 }
 
-// SizeBytes implements marshal.Marshallable.SizeBytes.
-func (u *UContext64) SizeBytes() int {
-    return 16 +
-        (*SignalStack)(nil).SizeBytes() +
-        (*linux.SignalSet)(nil).SizeBytes() +
-        1*120 +
-        1*8 +
-        (*SignalContext64)(nil).SizeBytes()
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (u *UContext64) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(u.Flags))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(u.Link))
-    dst = dst[8:]
-    u.Stack.MarshalBytes(dst[:u.Stack.SizeBytes()])
-    dst = dst[u.Stack.SizeBytes():]
-    u.Sigset.MarshalBytes(dst[:u.Sigset.SizeBytes()])
-    dst = dst[u.Sigset.SizeBytes():]
-    for idx := 0; idx < 120; idx++ {
-        dst[0] = byte(u._pad[idx])
-        dst = dst[1:]
-    }
-    for idx := 0; idx < 8; idx++ {
-        dst[0] = byte(u._pad2[idx])
-        dst = dst[1:]
-    }
-    u.MContext.MarshalBytes(dst[:u.MContext.SizeBytes()])
-    dst = dst[u.MContext.SizeBytes():]
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (u *UContext64) UnmarshalBytes(src []byte) {
-    u.Flags = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    u.Link = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    u.Stack.UnmarshalBytes(src[:u.Stack.SizeBytes()])
-    src = src[u.Stack.SizeBytes():]
-    u.Sigset.UnmarshalBytes(src[:u.Sigset.SizeBytes()])
-    src = src[u.Sigset.SizeBytes():]
-    for idx := 0; idx < 120; idx++ {
-        u._pad[idx] = src[0]
-        src = src[1:]
-    }
-    for idx := 0; idx < 8; idx++ {
-        u._pad2[idx] = src[0]
-        src = src[1:]
-    }
-    u.MContext.UnmarshalBytes(src[:u.MContext.SizeBytes()])
-    src = src[u.MContext.SizeBytes():]
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (u *UContext64) Packed() bool {
-    return u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed()
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (u *UContext64) MarshalUnsafe(dst []byte) {
-    if u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() {
-        safecopy.CopyIn(dst, unsafe.Pointer(u))
-    } else {
-        // Type UContext64 doesn't have a packed layout in memory, fallback to MarshalBytes.
-        u.MarshalBytes(dst)
-    }
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (u *UContext64) UnmarshalUnsafe(src []byte) {
-    if u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() {
-        safecopy.CopyOut(unsafe.Pointer(u), src)
-    } else {
-        // Type UContext64 doesn't have a packed layout in memory, fallback to UnmarshalBytes.
-        u.UnmarshalBytes(src)
-    }
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (u *UContext64) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    if !u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() {
-        // Type UContext64 doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := cc.CopyScratchBuffer(u.SizeBytes()) // escapes: okay.
-        u.MarshalBytes(buf) // escapes: fallback.
-        return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
-
-    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that u
-    // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyOut implements marshal.Marshallable.CopyOut.
-//go:nosplit
-func (u *UContext64) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return u.CopyOutN(cc, addr, u.SizeBytes())
-}
-
-// CopyIn implements marshal.Marshallable.CopyIn.
-//go:nosplit
-func (u *UContext64) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    if !u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() {
-        // Type UContext64 doesn't have a packed layout in memory, fall back to UnmarshalBytes.
-        buf := cc.CopyScratchBuffer(u.SizeBytes()) // escapes: okay.
-        length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-        // Unmarshal unconditionally. If we had a short copy-in, this results in a
-        // partially unmarshalled struct.
-        u.UnmarshalBytes(buf) // escapes: fallback.
-        return length, err
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
-
-    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that u
-    // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// WriteTo implements io.WriterTo.WriteTo.
-func (u *UContext64) WriteTo(writer io.Writer) (int64, error) {
-    if !u.MContext.Packed() && u.Sigset.Packed() && u.Stack.Packed() {
-        // Type UContext64 doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := make([]byte, u.SizeBytes())
-        u.MarshalBytes(buf)
-        length, err := writer.Write(buf)
-        return int64(length), err
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(u)))
-    hdr.Len = u.SizeBytes()
-    hdr.Cap = u.SizeBytes()
-
-    length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that u
-    // must live until the use above.
-    runtime.KeepAlive(u) // escapes: replaced by intrinsic.
-    return int64(length), err
-}
-