Merge release-20201208.0-92-gd302c0570 (automated)

1 files changed, 1824 insertions, 1824 deletions

diff --git a/pkg/abi/linux/linux_abi_autogen_unsafe.go b/pkg/abi/linux/linux_abi_autogen_unsafe.go
index 7c0798b32..9f0619503 100644
--- a/pkg/abi/linux/linux_abi_autogen_unsafe.go
+++ b/pkg/abi/linux/linux_abi_autogen_unsafe.go
@@ -103,53 +103,85 @@ var _ marshal.Marshallable = (*XTCounters)(nil)
 var _ marshal.Marshallable = (*XTGetRevision)(nil)
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (i *IOEvent) SizeBytes() int {
-    return 32
+func (i *IOCallback) SizeBytes() int {
+    return 64
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *IOEvent) MarshalBytes(dst []byte) {
+func (i *IOCallback) MarshalBytes(dst []byte) {
     usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Data))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Obj))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Key))
+    dst = dst[4:]
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(i.OpCode))
+    dst = dst[2:]
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(i.ReqPrio))
+    dst = dst[2:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.FD))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Buf))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Result))
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Bytes))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Result2))
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Offset))
     dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Reserved2))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Flags))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.ResFD))
+    dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *IOEvent) UnmarshalBytes(src []byte) {
+func (i *IOCallback) UnmarshalBytes(src []byte) {
     i.Data = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    i.Obj = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    i.Key = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    src = src[4:]
+    i.OpCode = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    i.ReqPrio = int16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    i.FD = int32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    i.Buf = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    i.Result = int64(usermem.ByteOrder.Uint64(src[:8]))
+    i.Bytes = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    i.Result2 = int64(usermem.ByteOrder.Uint64(src[:8]))
+    i.Offset = int64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
+    i.Reserved2 = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    i.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    i.ResFD = int32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (i *IOEvent) Packed() bool {
+func (i *IOCallback) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *IOEvent) MarshalUnsafe(dst []byte) {
+func (i *IOCallback) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(i))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *IOEvent) UnmarshalUnsafe(src []byte) {
+func (i *IOCallback) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(i), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (i *IOEvent) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (i *IOCallback) 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))
@@ -166,13 +198,13 @@ func (i *IOEvent) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int)
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (i *IOEvent) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (i *IOCallback) 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 *IOEvent) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (i *IOCallback) 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))
@@ -188,7 +220,7 @@ func (i *IOEvent) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error)
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (i *IOEvent) WriteTo(writer io.Writer) (int64, error) {
+func (i *IOCallback) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -204,85 +236,53 @@ func (i *IOEvent) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (i *IOCallback) SizeBytes() int {
-    return 64
+func (i *IOEvent) SizeBytes() int {
+    return 32
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *IOCallback) MarshalBytes(dst []byte) {
+func (i *IOEvent) MarshalBytes(dst []byte) {
     usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Data))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Key))
-    dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(i.OpCode))
-    dst = dst[2:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(i.ReqPrio))
-    dst = dst[2:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.FD))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Buf))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Bytes))
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Obj))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Offset))
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Result))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Reserved2))
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(i.Result2))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Flags))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.ResFD))
-    dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *IOCallback) UnmarshalBytes(src []byte) {
+func (i *IOEvent) UnmarshalBytes(src []byte) {
     i.Data = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    i.Key = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
-    src = src[4:]
-    i.OpCode = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    i.ReqPrio = int16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    i.FD = int32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    i.Buf = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    i.Bytes = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    i.Obj = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    i.Offset = int64(usermem.ByteOrder.Uint64(src[:8]))
+    i.Result = int64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    i.Reserved2 = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    i.Result2 = int64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    i.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    i.ResFD = int32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (i *IOCallback) Packed() bool {
+func (i *IOEvent) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *IOCallback) MarshalUnsafe(dst []byte) {
+func (i *IOEvent) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(i))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *IOCallback) UnmarshalUnsafe(src []byte) {
+func (i *IOEvent) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(i), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (i *IOCallback) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (i *IOEvent) 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))
@@ -299,13 +299,13 @@ func (i *IOCallback) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit i
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (i *IOCallback) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (i *IOEvent) 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 *IOCallback) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (i *IOEvent) 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))
@@ -321,7 +321,7 @@ func (i *IOCallback) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (i *IOCallback) WriteTo(writer io.Writer) (int64, error) {
+func (i *IOEvent) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -800,119 +800,6 @@ func UnmarshalUnsafeCapUserDataSlice(dst []CapUserData, src []byte) (int, error)
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (s *SockExtendedErr) SizeBytes() int {
-    return 16
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (s *SockExtendedErr) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Errno))
-    dst = dst[4:]
-    dst[0] = byte(s.Origin)
-    dst = dst[1:]
-    dst[0] = byte(s.Type)
-    dst = dst[1:]
-    dst[0] = byte(s.Code)
-    dst = dst[1:]
-    dst[0] = byte(s.Pad)
-    dst = dst[1:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Info))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Data))
-    dst = dst[4:]
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (s *SockExtendedErr) UnmarshalBytes(src []byte) {
-    s.Errno = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    s.Origin = uint8(src[0])
-    src = src[1:]
-    s.Type = uint8(src[0])
-    src = src[1:]
-    s.Code = uint8(src[0])
-    src = src[1:]
-    s.Pad = uint8(src[0])
-    src = src[1:]
-    s.Info = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    s.Data = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (s *SockExtendedErr) Packed() bool {
-    return true
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (s *SockExtendedErr) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(s))
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (s *SockExtendedErr) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(s), src)
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (s *SockExtendedErr) 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 *SockExtendedErr) 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 *SockExtendedErr) 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 *SockExtendedErr) 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 *SockErrCMsgIPv4) SizeBytes() int {
     return 0 +
         (*SockExtendedErr)(nil).SizeBytes() +
@@ -1173,6 +1060,119 @@ func (s *SockErrCMsgIPv6) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
+func (s *SockExtendedErr) SizeBytes() int {
+    return 16
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (s *SockExtendedErr) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Errno))
+    dst = dst[4:]
+    dst[0] = byte(s.Origin)
+    dst = dst[1:]
+    dst[0] = byte(s.Type)
+    dst = dst[1:]
+    dst[0] = byte(s.Code)
+    dst = dst[1:]
+    dst[0] = byte(s.Pad)
+    dst = dst[1:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Info))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.Data))
+    dst = dst[4:]
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (s *SockExtendedErr) UnmarshalBytes(src []byte) {
+    s.Errno = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    s.Origin = uint8(src[0])
+    src = src[1:]
+    s.Type = uint8(src[0])
+    src = src[1:]
+    s.Code = uint8(src[0])
+    src = src[1:]
+    s.Pad = uint8(src[0])
+    src = src[1:]
+    s.Info = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    s.Data = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (s *SockExtendedErr) Packed() bool {
+    return true
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (s *SockExtendedErr) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(s))
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (s *SockExtendedErr) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(s), src)
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (s *SockExtendedErr) 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 *SockExtendedErr) 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 *SockExtendedErr) 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 *SockExtendedErr) 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 (f *Flock) SizeBytes() int {
     return 24 +
         1*4 +
@@ -1728,107 +1728,6 @@ func (s *Statfs) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSECreateMeta) SizeBytes() int {
-    return 16
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSECreateMeta) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
-    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 *FUSECreateMeta) UnmarshalBytes(src []byte) {
-    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.Mode = 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 *FUSECreateMeta) Packed() bool {
-    return true
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSECreateMeta) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(f))
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSECreateMeta) 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) {
-    // 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 *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 *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))
-    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 *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))
-    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 (f *FUSEInitIn) SizeBytes() int {
     return 16
 }
@@ -1930,62 +1829,66 @@ func (f *FUSEInitIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEHeaderOut) SizeBytes() int {
-    return 8 +
-        (*FUSEOpID)(nil).SizeBytes()
+func (f *FUSEGetAttrOut) SizeBytes() int {
+    return 16 +
+        (*FUSEAttr)(nil).SizeBytes()
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEHeaderOut) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Len))
+func (f *FUSEGetAttrOut) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.AttrValid))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AttrValidNsec))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Error))
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
-    f.Unique.MarshalBytes(dst[:f.Unique.SizeBytes()])
-    dst = dst[f.Unique.SizeBytes():]
+    f.Attr.MarshalBytes(dst[:f.Attr.SizeBytes()])
+    dst = dst[f.Attr.SizeBytes():]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEHeaderOut) UnmarshalBytes(src []byte) {
-    f.Len = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEGetAttrOut) UnmarshalBytes(src []byte) {
+    f.AttrValid = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.AttrValidNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.Error = int32(usermem.ByteOrder.Uint32(src[:4]))
+    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
-    f.Unique.UnmarshalBytes(src[:f.Unique.SizeBytes()])
-    src = src[f.Unique.SizeBytes():]
+    f.Attr.UnmarshalBytes(src[:f.Attr.SizeBytes()])
+    src = src[f.Attr.SizeBytes():]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEHeaderOut) Packed() bool {
-    return f.Unique.Packed()
+func (f *FUSEGetAttrOut) Packed() bool {
+    return f.Attr.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEHeaderOut) MarshalUnsafe(dst []byte) {
-    if f.Unique.Packed() {
+func (f *FUSEGetAttrOut) MarshalUnsafe(dst []byte) {
+    if f.Attr.Packed() {
         safecopy.CopyIn(dst, unsafe.Pointer(f))
     } else {
-        // Type FUSEHeaderOut doesn't have a packed layout in memory, fallback to MarshalBytes.
+        // Type FUSEGetAttrOut 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 *FUSEGetAttrOut) UnmarshalUnsafe(src []byte) {
+    if f.Attr.Packed() {
         safecopy.CopyOut(unsafe.Pointer(f), src)
     } else {
-        // Type FUSEHeaderOut doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        // Type FUSEGetAttrOut 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 *FUSEGetAttrOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    if !f.Attr.Packed() {
+        // Type FUSEGetAttrOut 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.
@@ -2007,15 +1910,15 @@ 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 *FUSEGetAttrOut) 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 *FUSEGetAttrOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    if !f.Attr.Packed() {
+        // Type FUSEGetAttrOut 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
@@ -2039,9 +1942,9 @@ 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 *FUSEGetAttrOut) WriteTo(writer io.Writer) (int64, error) {
+    if !f.Attr.Packed() {
+        // Type FUSEGetAttrOut 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)
@@ -2063,49 +1966,49 @@ func (f *FUSEHeaderOut) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEGetAttrIn) SizeBytes() int {
+func (f *FUSEOpenOut) SizeBytes() int {
     return 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEGetAttrIn) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GetAttrFlags))
+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))
     dst = dst[4:]
     // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
-    dst = dst[8:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEGetAttrIn) UnmarshalBytes(src []byte) {
-    f.GetAttrFlags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+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]))
     src = src[4:]
     // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
-    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEGetAttrIn) Packed() bool {
+func (f *FUSEOpenOut) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEGetAttrIn) MarshalUnsafe(dst []byte) {
+func (f *FUSEOpenOut) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEGetAttrIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSEOpenOut) 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 *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))
@@ -2122,13 +2025,13 @@ 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 *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 *FUSEGetAttrIn) 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))
@@ -2144,7 +2047,7 @@ 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 *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))
@@ -2160,71 +2063,53 @@ func (f *FUSEGetAttrIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEGetAttrOut) SizeBytes() int {
-    return 16 +
-        (*FUSEAttr)(nil).SizeBytes()
+func (f *FUSEReleaseIn) SizeBytes() int {
+    return 24
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEGetAttrOut) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.AttrValid))
+func (f *FUSEReleaseIn) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AttrValidNsec))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
     dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.ReleaseFlags))
     dst = dst[4:]
-    f.Attr.MarshalBytes(dst[:f.Attr.SizeBytes()])
-    dst = dst[f.Attr.SizeBytes():]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner))
+    dst = dst[8:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEGetAttrOut) UnmarshalBytes(src []byte) {
-    f.AttrValid = uint64(usermem.ByteOrder.Uint64(src[:8]))
+func (f *FUSEReleaseIn) UnmarshalBytes(src []byte) {
+    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    f.AttrValidNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    f.ReleaseFlags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.Attr.UnmarshalBytes(src[:f.Attr.SizeBytes()])
-    src = src[f.Attr.SizeBytes():]
+    f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEGetAttrOut) Packed() bool {
-    return f.Attr.Packed()
+func (f *FUSEReleaseIn) Packed() bool {
+    return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEGetAttrOut) MarshalUnsafe(dst []byte) {
-    if f.Attr.Packed() {
-        safecopy.CopyIn(dst, unsafe.Pointer(f))
-    } else {
-        // Type FUSEGetAttrOut doesn't have a packed layout in memory, fallback to MarshalBytes.
-        f.MarshalBytes(dst)
-    }
+func (f *FUSEReleaseIn) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEGetAttrOut) UnmarshalUnsafe(src []byte) {
-    if f.Attr.Packed() {
-        safecopy.CopyOut(unsafe.Pointer(f), src)
-    } else {
-        // Type FUSEGetAttrOut doesn't have a packed layout in memory, fallback to UnmarshalBytes.
-        f.UnmarshalBytes(src)
-    }
+func (f *FUSEReleaseIn) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEGetAttrOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    if !f.Attr.Packed() {
-        // Type FUSEGetAttrOut 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 *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))
@@ -2241,23 +2126,13 @@ func (f *FUSEGetAttrOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, lim
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEGetAttrOut) 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 *FUSEGetAttrOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    if !f.Attr.Packed() {
-        // Type FUSEGetAttrOut 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 *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))
@@ -2273,15 +2148,7 @@ func (f *FUSEGetAttrOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEGetAttrOut) WriteTo(writer io.Writer) (int64, error) {
-    if !f.Attr.Packed() {
-        // Type FUSEGetAttrOut 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 *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))
@@ -2491,88 +2358,41 @@ func (f *FUSEDirentMeta) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEHeaderIn) SizeBytes() int {
-    return 28 +
-        (*FUSEOpcode)(nil).SizeBytes() +
-        (*FUSEOpID)(nil).SizeBytes()
+//go:nosplit
+func (f *FUSEOpID) 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))
-    dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
-    dst = dst[4:]
+func (f *FUSEOpID) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(*f))
 }
 
 // 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]))
-    src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
-    src = src[4:]
+func (f *FUSEOpID) UnmarshalBytes(src []byte) {
+    *f = FUSEOpID(uint64(usermem.ByteOrder.Uint64(src[:8])))
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEHeaderIn) Packed() bool {
-    return f.Opcode.Packed() && f.Unique.Packed()
+func (f *FUSEOpID) Packed() bool {
+    // Scalar newtypes are always packed.
+    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 *FUSEOpID) 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 *FUSEOpID) 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 *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))
@@ -2589,23 +2409,13 @@ 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 *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 *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 *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))
@@ -2621,15 +2431,7 @@ 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 *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))
@@ -2637,7 +2439,7 @@ func (f *FUSEHeaderIn) 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.
@@ -2645,65 +2447,67 @@ func (f *FUSEHeaderIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEReadIn) SizeBytes() int {
-    return 40
+func (f *FUSEHeaderOut) SizeBytes() int {
+    return 8 +
+        (*FUSEOpID)(nil).SizeBytes()
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-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.ReadFlags))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
+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 *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.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]))
+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 *FUSEReadIn) Packed() bool {
-    return true
+func (f *FUSEHeaderOut) Packed() bool {
+    return f.Unique.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEReadIn) 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 *FUSEReadIn) 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 *FUSEReadIn) 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))
@@ -2720,13 +2524,23 @@ 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 *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 *FUSEReadIn) 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))
@@ -2742,7 +2556,15 @@ 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 *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))
@@ -2758,65 +2580,45 @@ func (f *FUSEReadIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEWriteIn) SizeBytes() int {
-    return 40
+func (f *FUSEWriteOut) SizeBytes() int {
+    return 8
 }
 
 // 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:]
+func (f *FUSEWriteOut) MarshalBytes(dst []byte) {
     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.Flags))
-    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:]
+func (f *FUSEWriteOut) UnmarshalBytes(src []byte) {
     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.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 *FUSEWriteIn) Packed() bool {
+func (f *FUSEWriteOut) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEWriteIn) MarshalUnsafe(dst []byte) {
+func (f *FUSEWriteOut) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEWriteIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSEWriteOut) 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 *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))
@@ -2833,13 +2635,13 @@ 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 *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 *FUSEWriteIn) 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))
@@ -2855,7 +2657,7 @@ 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 *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))
@@ -3191,77 +2993,134 @@ func (f *FUSEInitOut) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEAttr) SizeBytes() int {
-    return 88
+func (f *FUSEOpenIn) SizeBytes() int {
+    return 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 *FUSEOpenIn) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.UID))
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GID))
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+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:]
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (f *FUSEOpenIn) Packed() bool {
+    return true
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (f *FUSEOpenIn) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(f))
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (f *FUSEOpenIn) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(f), src)
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+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))
+    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 *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 *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))
+    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 *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))
+    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 (f *FUSEReadIn) SizeBytes() int {
+    return 40
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+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.Rdev))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.ReadFlags))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.BlkSize))
+    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 *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]))
+func (f *FUSEReadIn) UnmarshalBytes(src []byte) {
+    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    f.Ctime = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    f.Offset = 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]))
+    f.Size = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.Rdev = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.ReadFlags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.BlkSize = uint32(usermem.ByteOrder.Uint32(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:]
@@ -3269,23 +3128,23 @@ func (f *FUSEAttr) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEAttr) Packed() bool {
+func (f *FUSEReadIn) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEAttr) MarshalUnsafe(dst []byte) {
+func (f *FUSEReadIn) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEAttr) UnmarshalUnsafe(src []byte) {
+func (f *FUSEReadIn) 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 *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))
@@ -3302,13 +3161,13 @@ 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 *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 *FUSEAttr) 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))
@@ -3324,7 +3183,7 @@ 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 *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))
@@ -3340,83 +3199,65 @@ func (f *FUSEAttr) 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))
@@ -3433,23 +3274,13 @@ 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))
@@ -3465,15 +3296,7 @@ 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))
@@ -3489,45 +3312,53 @@ func (f *FUSEEntryOut) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEOpenIn) SizeBytes() int {
-    return 8
+func (f *FUSECreateMeta) SizeBytes() int {
+    return 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEOpenIn) MarshalBytes(dst []byte) {
+func (f *FUSECreateMeta) MarshalBytes(dst []byte) {
     usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
     dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
+    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 *FUSEOpenIn) UnmarshalBytes(src []byte) {
+func (f *FUSECreateMeta) UnmarshalBytes(src []byte) {
     f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
+    f.Mode = 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 *FUSEOpenIn) Packed() bool {
+func (f *FUSECreateMeta) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEOpenIn) MarshalUnsafe(dst []byte) {
+func (f *FUSECreateMeta) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEOpenIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSECreateMeta) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEOpenIn) 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))
@@ -3544,13 +3375,13 @@ 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 *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 *FUSEOpenIn) 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))
@@ -3566,7 +3397,7 @@ 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 *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))
@@ -3582,25 +3413,47 @@ func (f *FUSEOpenIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEOpenOut) SizeBytes() int {
-    return 16
+func (f *FUSEHeaderIn) SizeBytes() int {
+    return 28 +
+        (*FUSEOpcode)(nil).SizeBytes() +
+        (*FUSEOpID)(nil).SizeBytes()
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEOpenOut) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
+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.OpenFlag))
+    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 *FUSEOpenOut) UnmarshalBytes(src []byte) {
-    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
+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.OpenFlag = uint32(usermem.ByteOrder.Uint32(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.PID = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
     // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
@@ -3608,23 +3461,40 @@ func (f *FUSEOpenOut) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEOpenOut) Packed() bool {
-    return true
+func (f *FUSEHeaderIn) Packed() bool {
+    return f.Opcode.Packed() && f.Unique.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEOpenOut) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(f))
+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)
+    }
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEOpenOut) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(f), src)
+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)
+    }
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEOpenOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+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.
+    }
+
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3641,13 +3511,23 @@ 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 *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 *FUSEOpenOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+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
+    }
+
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3663,7 +3543,15 @@ 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 *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
+    }
+
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3679,21 +3567,77 @@ func (f *FUSEOpenOut) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEWriteOut) SizeBytes() int {
-    return 8
+func (f *FUSEAttr) 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 *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 *FUSEWriteOut) UnmarshalBytes(src []byte) {
-    f.Size = 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:]
@@ -3701,23 +3645,23 @@ func (f *FUSEWriteOut) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEWriteOut) Packed() bool {
+func (f *FUSEAttr) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEWriteOut) MarshalUnsafe(dst []byte) {
+func (f *FUSEAttr) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEWriteOut) UnmarshalUnsafe(src []byte) {
+func (f *FUSEAttr) 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 *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))
@@ -3734,13 +3678,13 @@ 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 *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 *FUSEWriteOut) 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))
@@ -3756,7 +3700,7 @@ 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 *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))
@@ -3772,53 +3716,101 @@ func (f *FUSEWriteOut) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEReleaseIn) SizeBytes() int {
-    return 24
+func (f *FUSESetAttrIn) SizeBytes() int {
+    return 88
 }
 
 // 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 *FUSESetAttrIn) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Valid))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.ReleaseFlags))
+    // 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 *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 *FUSESetAttrIn) UnmarshalBytes(src []byte) {
+    f.Valid = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.ReleaseFlags = uint32(usermem.ByteOrder.Uint32(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 *FUSEReleaseIn) Packed() bool {
+func (f *FUSESetAttrIn) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEReleaseIn) MarshalUnsafe(dst []byte) {
+func (f *FUSESetAttrIn) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEReleaseIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSESetAttrIn) 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 *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))
@@ -3835,13 +3827,13 @@ 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 *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 *FUSEReleaseIn) 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))
@@ -3857,7 +3849,7 @@ 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 *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))
@@ -3873,41 +3865,49 @@ func (f *FUSEReleaseIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-//go:nosplit
-func (f *FUSEOpID) SizeBytes() int {
-    return 8
+func (f *FUSEGetAttrIn) SizeBytes() int {
+    return 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEOpID) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(*f))
+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:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEOpID) UnmarshalBytes(src []byte) {
-    *f = FUSEOpID(uint64(usermem.ByteOrder.Uint64(src[:8])))
+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:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEOpID) Packed() bool {
-    // Scalar newtypes are always packed.
+func (f *FUSEGetAttrIn) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEOpID) MarshalUnsafe(dst []byte) {
+func (f *FUSEGetAttrIn) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEOpID) UnmarshalUnsafe(src []byte) {
+func (f *FUSEGetAttrIn) 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 *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))
@@ -3924,13 +3924,13 @@ 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 *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 *FUSEOpID) 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))
@@ -3946,7 +3946,7 @@ 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 *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))
@@ -3954,7 +3954,7 @@ 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.
@@ -3962,101 +3962,83 @@ func (f *FUSEOpID) WriteTo(w io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSESetAttrIn) SizeBytes() int {
-    return 88
+func (f *FUSEEntryOut) SizeBytes() int {
+    return 40 +
+        (*FUSEAttr)(nil).SizeBytes()
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-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))
+func (f *FUSEEntryOut) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.NodeID))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Atime))
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Generation))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Mtime))
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.EntryValid))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ctime))
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.AttrValid))
     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))
+    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 *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]))
+func (f *FUSEEntryOut) UnmarshalBytes(src []byte) {
+    f.NodeID = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    f.Atime = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    f.Generation = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    f.Mtime = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    f.EntryValid = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    f.Ctime = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    f.AttrValid = 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]))
+    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 *FUSESetAttrIn) Packed() bool {
-    return true
+func (f *FUSEEntryOut) Packed() bool {
+    return f.Attr.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSESetAttrIn) 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 *FUSESetAttrIn) 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 *FUSESetAttrIn) 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))
@@ -4073,13 +4055,23 @@ 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 *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 *FUSESetAttrIn) 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))
@@ -4095,7 +4087,15 @@ 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 *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))
@@ -4849,6 +4849,152 @@ func (i *IFConf) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
+func (i *IPTEntry) SizeBytes() int {
+    return 12 +
+        (*IPTIP)(nil).SizeBytes() +
+        (*XTCounters)(nil).SizeBytes()
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (i *IPTEntry) MarshalBytes(dst []byte) {
+    i.IP.MarshalBytes(dst[:i.IP.SizeBytes()])
+    dst = dst[i.IP.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:]
+    i.Counters.MarshalBytes(dst[:i.Counters.SizeBytes()])
+    dst = dst[i.Counters.SizeBytes():]
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (i *IPTEntry) UnmarshalBytes(src []byte) {
+    i.IP.UnmarshalBytes(src[:i.IP.SizeBytes()])
+    src = src[i.IP.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:]
+    i.Counters.UnmarshalBytes(src[:i.Counters.SizeBytes()])
+    src = src[i.Counters.SizeBytes():]
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (i *IPTEntry) Packed() bool {
+    return i.Counters.Packed() && i.IP.Packed()
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (i *IPTEntry) MarshalUnsafe(dst []byte) {
+    if i.Counters.Packed() && i.IP.Packed() {
+        safecopy.CopyIn(dst, unsafe.Pointer(i))
+    } else {
+        // Type IPTEntry doesn't have a packed layout in memory, fallback to MarshalBytes.
+        i.MarshalBytes(dst)
+    }
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (i *IPTEntry) UnmarshalUnsafe(src []byte) {
+    if i.Counters.Packed() && i.IP.Packed() {
+        safecopy.CopyOut(unsafe.Pointer(i), src)
+    } else {
+        // Type IPTEntry doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        i.UnmarshalBytes(src)
+    }
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (i *IPTEntry) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    if !i.Counters.Packed() && i.IP.Packed() {
+        // Type IPTEntry 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 *IPTEntry) 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 *IPTEntry) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    if !i.Counters.Packed() && i.IP.Packed() {
+        // Type IPTEntry 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 *IPTEntry) WriteTo(writer io.Writer) (int64, error) {
+    if !i.Counters.Packed() && i.IP.Packed() {
+        // Type IPTEntry 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 *IPTIP) SizeBytes() int {
     return 4 +
         (*InetAddr)(nil).SizeBytes() +
@@ -5738,75 +5884,126 @@ func (tn *TableName) WriteTo(w io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (i *IPTEntry) SizeBytes() int {
-    return 12 +
-        (*IPTIP)(nil).SizeBytes() +
-        (*XTCounters)(nil).SizeBytes()
+func (i *IP6TIP) SizeBytes() int {
+    return 5 +
+        (*Inet6Addr)(nil).SizeBytes() +
+        (*Inet6Addr)(nil).SizeBytes() +
+        (*Inet6Addr)(nil).SizeBytes() +
+        (*Inet6Addr)(nil).SizeBytes() +
+        1*IFNAMSIZ +
+        1*IFNAMSIZ +
+        1*IFNAMSIZ +
+        1*IFNAMSIZ +
+        1*3
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *IPTEntry) MarshalBytes(dst []byte) {
-    i.IP.MarshalBytes(dst[:i.IP.SizeBytes()])
-    dst = dst[i.IP.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))
+func (i *IP6TIP) MarshalBytes(dst []byte) {
+    i.Src.MarshalBytes(dst[:i.Src.SizeBytes()])
+    dst = dst[i.Src.SizeBytes():]
+    i.Dst.MarshalBytes(dst[:i.Dst.SizeBytes()])
+    dst = dst[i.Dst.SizeBytes():]
+    i.SrcMask.MarshalBytes(dst[:i.SrcMask.SizeBytes()])
+    dst = dst[i.SrcMask.SizeBytes():]
+    i.DstMask.MarshalBytes(dst[:i.DstMask.SizeBytes()])
+    dst = dst[i.DstMask.SizeBytes():]
+    for idx := 0; idx < IFNAMSIZ; idx++ {
+        dst[0] = byte(i.InputInterface[idx])
+        dst = dst[1:]
+    }
+    for idx := 0; idx < IFNAMSIZ; idx++ {
+        dst[0] = byte(i.OutputInterface[idx])
+        dst = dst[1:]
+    }
+    for idx := 0; idx < IFNAMSIZ; idx++ {
+        dst[0] = byte(i.InputInterfaceMask[idx])
+        dst = dst[1:]
+    }
+    for idx := 0; idx < IFNAMSIZ; idx++ {
+        dst[0] = byte(i.OutputInterfaceMask[idx])
+        dst = dst[1:]
+    }
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(i.Protocol))
     dst = dst[2:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Comeback))
-    dst = dst[4:]
-    i.Counters.MarshalBytes(dst[:i.Counters.SizeBytes()])
-    dst = dst[i.Counters.SizeBytes():]
+    dst[0] = byte(i.TOS)
+    dst = dst[1:]
+    dst[0] = byte(i.Flags)
+    dst = dst[1:]
+    dst[0] = byte(i.InverseFlags)
+    dst = dst[1:]
+    // Padding: dst[:sizeof(byte)*3] ~= [3]byte{0}
+    dst = dst[1*(3):]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *IPTEntry) UnmarshalBytes(src []byte) {
-    i.IP.UnmarshalBytes(src[:i.IP.SizeBytes()])
-    src = src[i.IP.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]))
+func (i *IP6TIP) UnmarshalBytes(src []byte) {
+    i.Src.UnmarshalBytes(src[:i.Src.SizeBytes()])
+    src = src[i.Src.SizeBytes():]
+    i.Dst.UnmarshalBytes(src[:i.Dst.SizeBytes()])
+    src = src[i.Dst.SizeBytes():]
+    i.SrcMask.UnmarshalBytes(src[:i.SrcMask.SizeBytes()])
+    src = src[i.SrcMask.SizeBytes():]
+    i.DstMask.UnmarshalBytes(src[:i.DstMask.SizeBytes()])
+    src = src[i.DstMask.SizeBytes():]
+    for idx := 0; idx < IFNAMSIZ; idx++ {
+        i.InputInterface[idx] = src[0]
+        src = src[1:]
+    }
+    for idx := 0; idx < IFNAMSIZ; idx++ {
+        i.OutputInterface[idx] = src[0]
+        src = src[1:]
+    }
+    for idx := 0; idx < IFNAMSIZ; idx++ {
+        i.InputInterfaceMask[idx] = src[0]
+        src = src[1:]
+    }
+    for idx := 0; idx < IFNAMSIZ; idx++ {
+        i.OutputInterfaceMask[idx] = src[0]
+        src = src[1:]
+    }
+    i.Protocol = uint16(usermem.ByteOrder.Uint16(src[:2]))
     src = src[2:]
-    i.Comeback = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    i.Counters.UnmarshalBytes(src[:i.Counters.SizeBytes()])
-    src = src[i.Counters.SizeBytes():]
+    i.TOS = uint8(src[0])
+    src = src[1:]
+    i.Flags = uint8(src[0])
+    src = src[1:]
+    i.InverseFlags = uint8(src[0])
+    src = src[1:]
+    // Padding: ~ copy([3]byte(i._), src[:sizeof(byte)*3])
+    src = src[1*(3):]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (i *IPTEntry) Packed() bool {
-    return i.Counters.Packed() && i.IP.Packed()
+func (i *IP6TIP) Packed() bool {
+    return i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *IPTEntry) MarshalUnsafe(dst []byte) {
-    if i.Counters.Packed() && i.IP.Packed() {
+func (i *IP6TIP) MarshalUnsafe(dst []byte) {
+    if i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() {
         safecopy.CopyIn(dst, unsafe.Pointer(i))
     } else {
-        // Type IPTEntry doesn't have a packed layout in memory, fallback to MarshalBytes.
+        // Type IP6TIP doesn't have a packed layout in memory, fallback to MarshalBytes.
         i.MarshalBytes(dst)
     }
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *IPTEntry) UnmarshalUnsafe(src []byte) {
-    if i.Counters.Packed() && i.IP.Packed() {
+func (i *IP6TIP) UnmarshalUnsafe(src []byte) {
+    if i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() {
         safecopy.CopyOut(unsafe.Pointer(i), src)
     } else {
-        // Type IPTEntry doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        // Type IP6TIP doesn't have a packed layout in memory, fallback to UnmarshalBytes.
         i.UnmarshalBytes(src)
     }
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (i *IPTEntry) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    if !i.Counters.Packed() && i.IP.Packed() {
-        // Type IPTEntry doesn't have a packed layout in memory, fall back to MarshalBytes.
+func (i *IP6TIP) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() {
+        // Type IP6TIP 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.
@@ -5828,15 +6025,15 @@ func (i *IPTEntry) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (i *IPTEntry) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (i *IP6TIP) 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 *IPTEntry) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    if !i.Counters.Packed() && i.IP.Packed() {
-        // Type IPTEntry doesn't have a packed layout in memory, fall back to UnmarshalBytes.
+func (i *IP6TIP) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() {
+        // Type IP6TIP 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
@@ -5860,9 +6057,9 @@ func (i *IPTEntry) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (i *IPTEntry) WriteTo(writer io.Writer) (int64, error) {
-    if !i.Counters.Packed() && i.IP.Packed() {
-        // Type IPTEntry doesn't have a packed layout in memory, fall back to MarshalBytes.
+func (i *IP6TIP) WriteTo(writer io.Writer) (int64, error) {
+    if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() {
+        // Type IP6TIP 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)
@@ -6198,203 +6395,6 @@ func (i *IP6TEntry) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (i *IP6TIP) SizeBytes() int {
-    return 5 +
-        (*Inet6Addr)(nil).SizeBytes() +
-        (*Inet6Addr)(nil).SizeBytes() +
-        (*Inet6Addr)(nil).SizeBytes() +
-        (*Inet6Addr)(nil).SizeBytes() +
-        1*IFNAMSIZ +
-        1*IFNAMSIZ +
-        1*IFNAMSIZ +
-        1*IFNAMSIZ +
-        1*3
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *IP6TIP) MarshalBytes(dst []byte) {
-    i.Src.MarshalBytes(dst[:i.Src.SizeBytes()])
-    dst = dst[i.Src.SizeBytes():]
-    i.Dst.MarshalBytes(dst[:i.Dst.SizeBytes()])
-    dst = dst[i.Dst.SizeBytes():]
-    i.SrcMask.MarshalBytes(dst[:i.SrcMask.SizeBytes()])
-    dst = dst[i.SrcMask.SizeBytes():]
-    i.DstMask.MarshalBytes(dst[:i.DstMask.SizeBytes()])
-    dst = dst[i.DstMask.SizeBytes():]
-    for idx := 0; idx < IFNAMSIZ; idx++ {
-        dst[0] = byte(i.InputInterface[idx])
-        dst = dst[1:]
-    }
-    for idx := 0; idx < IFNAMSIZ; idx++ {
-        dst[0] = byte(i.OutputInterface[idx])
-        dst = dst[1:]
-    }
-    for idx := 0; idx < IFNAMSIZ; idx++ {
-        dst[0] = byte(i.InputInterfaceMask[idx])
-        dst = dst[1:]
-    }
-    for idx := 0; idx < IFNAMSIZ; idx++ {
-        dst[0] = byte(i.OutputInterfaceMask[idx])
-        dst = dst[1:]
-    }
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(i.Protocol))
-    dst = dst[2:]
-    dst[0] = byte(i.TOS)
-    dst = dst[1:]
-    dst[0] = byte(i.Flags)
-    dst = dst[1:]
-    dst[0] = byte(i.InverseFlags)
-    dst = dst[1:]
-    // Padding: dst[:sizeof(byte)*3] ~= [3]byte{0}
-    dst = dst[1*(3):]
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *IP6TIP) UnmarshalBytes(src []byte) {
-    i.Src.UnmarshalBytes(src[:i.Src.SizeBytes()])
-    src = src[i.Src.SizeBytes():]
-    i.Dst.UnmarshalBytes(src[:i.Dst.SizeBytes()])
-    src = src[i.Dst.SizeBytes():]
-    i.SrcMask.UnmarshalBytes(src[:i.SrcMask.SizeBytes()])
-    src = src[i.SrcMask.SizeBytes():]
-    i.DstMask.UnmarshalBytes(src[:i.DstMask.SizeBytes()])
-    src = src[i.DstMask.SizeBytes():]
-    for idx := 0; idx < IFNAMSIZ; idx++ {
-        i.InputInterface[idx] = src[0]
-        src = src[1:]
-    }
-    for idx := 0; idx < IFNAMSIZ; idx++ {
-        i.OutputInterface[idx] = src[0]
-        src = src[1:]
-    }
-    for idx := 0; idx < IFNAMSIZ; idx++ {
-        i.InputInterfaceMask[idx] = src[0]
-        src = src[1:]
-    }
-    for idx := 0; idx < IFNAMSIZ; idx++ {
-        i.OutputInterfaceMask[idx] = src[0]
-        src = src[1:]
-    }
-    i.Protocol = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    i.TOS = uint8(src[0])
-    src = src[1:]
-    i.Flags = uint8(src[0])
-    src = src[1:]
-    i.InverseFlags = uint8(src[0])
-    src = src[1:]
-    // Padding: ~ copy([3]byte(i._), src[:sizeof(byte)*3])
-    src = src[1*(3):]
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (i *IP6TIP) Packed() bool {
-    return i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed()
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *IP6TIP) MarshalUnsafe(dst []byte) {
-    if i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() {
-        safecopy.CopyIn(dst, unsafe.Pointer(i))
-    } else {
-        // Type IP6TIP doesn't have a packed layout in memory, fallback to MarshalBytes.
-        i.MarshalBytes(dst)
-    }
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *IP6TIP) UnmarshalUnsafe(src []byte) {
-    if i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() {
-        safecopy.CopyOut(unsafe.Pointer(i), src)
-    } else {
-        // Type IP6TIP doesn't have a packed layout in memory, fallback to UnmarshalBytes.
-        i.UnmarshalBytes(src)
-    }
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (i *IP6TIP) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() {
-        // Type IP6TIP 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 *IP6TIP) 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 *IP6TIP) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() {
-        // Type IP6TIP 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 *IP6TIP) WriteTo(writer io.Writer) (int64, error) {
-    if !i.Dst.Packed() && i.DstMask.Packed() && i.Src.Packed() && i.SrcMask.Packed() {
-        // Type IP6TIP 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
 }
@@ -8106,550 +8106,6 @@ 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 *SockAddrUnix) SizeBytes() int {
-    return 2 +
-        1*UnixPathMax
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (s *SockAddrUnix) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Family))
-    dst = dst[2:]
-    for idx := 0; idx < UnixPathMax; idx++ {
-        dst[0] = byte(s.Path[idx])
-        dst = dst[1:]
-    }
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (s *SockAddrUnix) UnmarshalBytes(src []byte) {
-    s.Family = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    for idx := 0; idx < UnixPathMax; idx++ {
-        s.Path[idx] = int8(src[0])
-        src = src[1:]
-    }
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (s *SockAddrUnix) Packed() bool {
-    return true
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (s *SockAddrUnix) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(s))
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (s *SockAddrUnix) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(s), src)
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (s *SockAddrUnix) 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 *SockAddrUnix) 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 *SockAddrUnix) 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 *SockAddrUnix) 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 (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
 }
@@ -9109,62 +8565,165 @@ func (c *ControlMessageCredentials) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (s *SockAddrInet6) SizeBytes() int {
+//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*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))
@@ -9181,13 +8740,13 @@ 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))
@@ -9203,7 +8762,7 @@ 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))
@@ -9219,340 +8778,333 @@ func (s *SockAddrInet6) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // 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
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (i *Itimerspec) SizeBytes() int {
-    return 0 +
-        (*Timespec)(nil).SizeBytes() +
-        (*Timespec)(nil).SizeBytes()
+func (s *SockAddrUnix) SizeBytes() int {
+    return 2 +
+        1*UnixPathMax
 }
 
 // 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():]
+func (s *SockAddrUnix) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(s.Family))
+    dst = dst[2:]
+    for idx := 0; idx < UnixPathMax; idx++ {
+        dst[0] = byte(s.Path[idx])
+        dst = dst[1:]
+    }
 }
 
 // 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():]
+func (s *SockAddrUnix) UnmarshalBytes(src []byte) {
+    s.Family = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    for idx := 0; idx < UnixPathMax; idx++ {
+        s.Path[idx] = int8(src[0])
+        src = src[1:]
+    }
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (i *Itimerspec) Packed() bool {
-    return i.Interval.Packed() && i.Value.Packed()
+func (s *SockAddrUnix) Packed() bool {
+    return true
 }
 
 // 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)
-    }
+func (s *SockAddrUnix) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(s))
 }
 
 // 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)
-    }
+func (s *SockAddrUnix) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(s), 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.
-    }
-
+func (s *SockAddrUnix) 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(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 i
+    // Since we bypassed the compiler's escape analysis, indicate that s
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(s) // 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())
+func (s *SockAddrUnix) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return s.CopyOutN(cc, addr, s.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
-    }
-
+func (s *SockAddrUnix) 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(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 i
+    // Since we bypassed the compiler's escape analysis, indicate that s
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(s) // 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
-    }
-
+func (s *SockAddrUnix) 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(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.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 i
+    // Since we bypassed the compiler's escape analysis, indicate that s
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (i *ItimerVal) SizeBytes() int {
-    return 0 +
-        (*Timeval)(nil).SizeBytes() +
-        (*Timeval)(nil).SizeBytes()
+func (s *SockAddrInet) SizeBytes() int {
+    return 4 +
+        (*InetAddr)(nil).SizeBytes() +
+        1*8
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *ItimerVal) 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():]
+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 (i *ItimerVal) 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():]
+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 (i *ItimerVal) Packed() bool {
-    return i.Interval.Packed() && i.Value.Packed()
+func (s *SockAddrInet) Packed() bool {
+    return s.Addr.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *ItimerVal) MarshalUnsafe(dst []byte) {
-    if i.Interval.Packed() && i.Value.Packed() {
-        safecopy.CopyIn(dst, unsafe.Pointer(i))
+func (s *SockAddrInet) MarshalUnsafe(dst []byte) {
+    if s.Addr.Packed() {
+        safecopy.CopyIn(dst, unsafe.Pointer(s))
     } else {
-        // Type ItimerVal doesn't have a packed layout in memory, fallback to MarshalBytes.
-        i.MarshalBytes(dst)
+        // Type SockAddrInet doesn't have a packed layout in memory, fallback to MarshalBytes.
+        s.MarshalBytes(dst)
     }
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *ItimerVal) UnmarshalUnsafe(src []byte) {
-    if i.Interval.Packed() && i.Value.Packed() {
-        safecopy.CopyOut(unsafe.Pointer(i), src)
+func (s *SockAddrInet) UnmarshalUnsafe(src []byte) {
+    if s.Addr.Packed() {
+        safecopy.CopyOut(unsafe.Pointer(s), src)
     } else {
-        // Type ItimerVal doesn't have a packed layout in memory, fallback to UnmarshalBytes.
-        i.UnmarshalBytes(src)
+        // Type SockAddrInet doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        s.UnmarshalBytes(src)
     }
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (i *ItimerVal) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    if !i.Interval.Packed() && i.Value.Packed() {
-        // Type ItimerVal doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
-        i.MarshalBytes(buf) // escapes: fallback.
+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(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.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 i
+    // Since we bypassed the compiler's escape analysis, indicate that s
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (i *ItimerVal) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return i.CopyOutN(cc, addr, i.SizeBytes())
+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 (i *ItimerVal) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    if !i.Interval.Packed() && i.Value.Packed() {
-        // Type ItimerVal doesn't have a packed layout in memory, fall back to UnmarshalBytes.
-        buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
+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.
-        i.UnmarshalBytes(buf) // escapes: fallback.
+        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(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.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 i
+    // Since we bypassed the compiler's escape analysis, indicate that s
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (i *ItimerVal) WriteTo(writer io.Writer) (int64, error) {
-    if !i.Interval.Packed() && i.Value.Packed() {
-        // Type ItimerVal doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := make([]byte, i.SizeBytes())
-        i.MarshalBytes(buf)
+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
     }
@@ -9560,103 +9112,109 @@ func (i *ItimerVal) 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(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.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 i
+    // Since we bypassed the compiler's escape analysis, indicate that s
     // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
 //go:nosplit
-func (t *TimerID) SizeBytes() int {
-    return 4
+func (i *Inet6Addr) SizeBytes() int {
+    return 1 * 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (t *TimerID) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(*t))
+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 (t *TimerID) UnmarshalBytes(src []byte) {
-    *t = TimerID(int32(usermem.ByteOrder.Uint32(src[:4])))
+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 (t *TimerID) Packed() bool {
-    // Scalar newtypes are always packed.
+func (i *Inet6Addr) Packed() bool {
+    // Array newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (t *TimerID) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(t))
+func (i *Inet6Addr) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(i))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (t *TimerID) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(t), src)
+func (i *Inet6Addr) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(i), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (t *TimerID) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+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(t)))
-    hdr.Len = t.SizeBytes()
-    hdr.Cap = t.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 t
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // 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 (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 (t *TimerID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+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(t)))
-    hdr.Len = t.SizeBytes()
-    hdr.Cap = t.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 t
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (t *TimerID) WriteTo(w io.Writer) (int64, error) {
+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(t)))
-    hdr.Len = t.SizeBytes()
-    hdr.Cap = t.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 t
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
@@ -9988,6 +9546,188 @@ func (sxts *StatxTimestamp) 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.
+//go:nosplit
 func (t *TimeT) SizeBytes() int {
     return 8
 }
@@ -10434,6 +10174,266 @@ 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.
+func (i *ItimerVal) SizeBytes() int {
+    return 0 +
+        (*Timeval)(nil).SizeBytes() +
+        (*Timeval)(nil).SizeBytes()
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (i *ItimerVal) 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 *ItimerVal) 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 *ItimerVal) Packed() bool {
+    return i.Interval.Packed() && i.Value.Packed()
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (i *ItimerVal) MarshalUnsafe(dst []byte) {
+    if i.Interval.Packed() && i.Value.Packed() {
+        safecopy.CopyIn(dst, unsafe.Pointer(i))
+    } else {
+        // Type ItimerVal doesn't have a packed layout in memory, fallback to MarshalBytes.
+        i.MarshalBytes(dst)
+    }
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (i *ItimerVal) UnmarshalUnsafe(src []byte) {
+    if i.Interval.Packed() && i.Value.Packed() {
+        safecopy.CopyOut(unsafe.Pointer(i), src)
+    } else {
+        // Type ItimerVal doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        i.UnmarshalBytes(src)
+    }
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (i *ItimerVal) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    if !i.Interval.Packed() && i.Value.Packed() {
+        // Type ItimerVal 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 *ItimerVal) 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 *ItimerVal) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    if !i.Interval.Packed() && i.Value.Packed() {
+        // Type ItimerVal 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 *ItimerVal) WriteTo(writer io.Writer) (int64, error) {
+    if !i.Interval.Packed() && i.Value.Packed() {
+        // Type ItimerVal 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 (w *Winsize) SizeBytes() int {
     return 8
 }