Merge release-20201208.0-94-gffa9a715a (automated)

1 files changed, 1485 insertions, 1485 deletions

diff --git a/pkg/abi/linux/linux_abi_autogen_unsafe.go b/pkg/abi/linux/linux_abi_autogen_unsafe.go
index ab8e0dc21..2170a2cab 100644
--- a/pkg/abi/linux/linux_abi_autogen_unsafe.go
+++ b/pkg/abi/linux/linux_abi_autogen_unsafe.go
@@ -800,64 +800,65 @@ func UnmarshalUnsafeCapUserDataSlice(dst []CapUserData, src []byte) (int, error)
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (s *SockErrCMsgIPv6) SizeBytes() int {
-    return 0 +
-        (*SockExtendedErr)(nil).SizeBytes() +
-        (*SockAddrInet6)(nil).SizeBytes()
+func (s *SockExtendedErr) SizeBytes() int {
+    return 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (s *SockErrCMsgIPv6) MarshalBytes(dst []byte) {
-    s.SockExtendedErr.MarshalBytes(dst[:s.SockExtendedErr.SizeBytes()])
-    dst = dst[s.SockExtendedErr.SizeBytes():]
-    s.Offender.MarshalBytes(dst[:s.Offender.SizeBytes()])
-    dst = dst[s.Offender.SizeBytes():]
+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 *SockErrCMsgIPv6) UnmarshalBytes(src []byte) {
-    s.SockExtendedErr.UnmarshalBytes(src[:s.SockExtendedErr.SizeBytes()])
-    src = src[s.SockExtendedErr.SizeBytes():]
-    s.Offender.UnmarshalBytes(src[:s.Offender.SizeBytes()])
-    src = src[s.Offender.SizeBytes():]
+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 *SockErrCMsgIPv6) Packed() bool {
-    return s.Offender.Packed() && s.SockExtendedErr.Packed()
+func (s *SockExtendedErr) Packed() bool {
+    return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (s *SockErrCMsgIPv6) MarshalUnsafe(dst []byte) {
-    if s.Offender.Packed() && s.SockExtendedErr.Packed() {
-        safecopy.CopyIn(dst, unsafe.Pointer(s))
-    } else {
-        // Type SockErrCMsgIPv6 doesn't have a packed layout in memory, fallback to MarshalBytes.
-        s.MarshalBytes(dst)
-    }
+func (s *SockExtendedErr) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(s))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (s *SockErrCMsgIPv6) UnmarshalUnsafe(src []byte) {
-    if s.Offender.Packed() && s.SockExtendedErr.Packed() {
-        safecopy.CopyOut(unsafe.Pointer(s), src)
-    } else {
-        // Type SockErrCMsgIPv6 doesn't have a packed layout in memory, fallback to UnmarshalBytes.
-        s.UnmarshalBytes(src)
-    }
+func (s *SockExtendedErr) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(s), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (s *SockErrCMsgIPv6) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    if !s.Offender.Packed() && s.SockExtendedErr.Packed() {
-        // Type SockErrCMsgIPv6 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.
-    }
-
+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))
@@ -874,23 +875,13 @@ func (s *SockErrCMsgIPv6) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, li
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (s *SockErrCMsgIPv6) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+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 *SockErrCMsgIPv6) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    if !s.Offender.Packed() && s.SockExtendedErr.Packed() {
-        // Type SockErrCMsgIPv6 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
-    }
-
+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))
@@ -906,15 +897,7 @@ func (s *SockErrCMsgIPv6) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (s *SockErrCMsgIPv6) WriteTo(writer io.Writer) (int64, error) {
-    if !s.Offender.Packed() && s.SockExtendedErr.Packed() {
-        // Type SockErrCMsgIPv6 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
-    }
-
+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))
@@ -930,65 +913,64 @@ func (s *SockErrCMsgIPv6) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (s *SockExtendedErr) SizeBytes() int {
-    return 16
+func (s *SockErrCMsgIPv4) SizeBytes() int {
+    return 0 +
+        (*SockExtendedErr)(nil).SizeBytes() +
+        (*SockAddrInet)(nil).SizeBytes()
 }
 
 // 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:]
+func (s *SockErrCMsgIPv4) MarshalBytes(dst []byte) {
+    s.SockExtendedErr.MarshalBytes(dst[:s.SockExtendedErr.SizeBytes()])
+    dst = dst[s.SockExtendedErr.SizeBytes():]
+    s.Offender.MarshalBytes(dst[:s.Offender.SizeBytes()])
+    dst = dst[s.Offender.SizeBytes():]
 }
 
 // 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:]
+func (s *SockErrCMsgIPv4) UnmarshalBytes(src []byte) {
+    s.SockExtendedErr.UnmarshalBytes(src[:s.SockExtendedErr.SizeBytes()])
+    src = src[s.SockExtendedErr.SizeBytes():]
+    s.Offender.UnmarshalBytes(src[:s.Offender.SizeBytes()])
+    src = src[s.Offender.SizeBytes():]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (s *SockExtendedErr) Packed() bool {
-    return true
+func (s *SockErrCMsgIPv4) Packed() bool {
+    return s.Offender.Packed() && s.SockExtendedErr.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (s *SockExtendedErr) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(s))
+func (s *SockErrCMsgIPv4) MarshalUnsafe(dst []byte) {
+    if s.Offender.Packed() && s.SockExtendedErr.Packed() {
+        safecopy.CopyIn(dst, unsafe.Pointer(s))
+    } else {
+        // Type SockErrCMsgIPv4 doesn't have a packed layout in memory, fallback to MarshalBytes.
+        s.MarshalBytes(dst)
+    }
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (s *SockExtendedErr) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(s), src)
+func (s *SockErrCMsgIPv4) UnmarshalUnsafe(src []byte) {
+    if s.Offender.Packed() && s.SockExtendedErr.Packed() {
+        safecopy.CopyOut(unsafe.Pointer(s), src)
+    } else {
+        // Type SockErrCMsgIPv4 doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        s.UnmarshalBytes(src)
+    }
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (s *SockExtendedErr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (s *SockErrCMsgIPv4) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    if !s.Offender.Packed() && s.SockExtendedErr.Packed() {
+        // Type SockErrCMsgIPv4 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))
@@ -1005,13 +987,23 @@ func (s *SockExtendedErr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, li
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (s *SockExtendedErr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (s *SockErrCMsgIPv4) 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) {
+func (s *SockErrCMsgIPv4) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    if !s.Offender.Packed() && s.SockExtendedErr.Packed() {
+        // Type SockErrCMsgIPv4 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))
@@ -1027,7 +1019,15 @@ func (s *SockExtendedErr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (s *SockExtendedErr) WriteTo(writer io.Writer) (int64, error) {
+func (s *SockErrCMsgIPv4) WriteTo(writer io.Writer) (int64, error) {
+    if !s.Offender.Packed() && s.SockExtendedErr.Packed() {
+        // Type SockErrCMsgIPv4 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))
@@ -1043,14 +1043,14 @@ func (s *SockExtendedErr) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (s *SockErrCMsgIPv4) SizeBytes() int {
+func (s *SockErrCMsgIPv6) SizeBytes() int {
     return 0 +
         (*SockExtendedErr)(nil).SizeBytes() +
-        (*SockAddrInet)(nil).SizeBytes()
+        (*SockAddrInet6)(nil).SizeBytes()
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (s *SockErrCMsgIPv4) MarshalBytes(dst []byte) {
+func (s *SockErrCMsgIPv6) MarshalBytes(dst []byte) {
     s.SockExtendedErr.MarshalBytes(dst[:s.SockExtendedErr.SizeBytes()])
     dst = dst[s.SockExtendedErr.SizeBytes():]
     s.Offender.MarshalBytes(dst[:s.Offender.SizeBytes()])
@@ -1058,7 +1058,7 @@ func (s *SockErrCMsgIPv4) MarshalBytes(dst []byte) {
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (s *SockErrCMsgIPv4) UnmarshalBytes(src []byte) {
+func (s *SockErrCMsgIPv6) UnmarshalBytes(src []byte) {
     s.SockExtendedErr.UnmarshalBytes(src[:s.SockExtendedErr.SizeBytes()])
     src = src[s.SockExtendedErr.SizeBytes():]
     s.Offender.UnmarshalBytes(src[:s.Offender.SizeBytes()])
@@ -1067,35 +1067,35 @@ func (s *SockErrCMsgIPv4) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (s *SockErrCMsgIPv4) Packed() bool {
+func (s *SockErrCMsgIPv6) Packed() bool {
     return s.Offender.Packed() && s.SockExtendedErr.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (s *SockErrCMsgIPv4) MarshalUnsafe(dst []byte) {
+func (s *SockErrCMsgIPv6) MarshalUnsafe(dst []byte) {
     if s.Offender.Packed() && s.SockExtendedErr.Packed() {
         safecopy.CopyIn(dst, unsafe.Pointer(s))
     } else {
-        // Type SockErrCMsgIPv4 doesn't have a packed layout in memory, fallback to MarshalBytes.
+        // Type SockErrCMsgIPv6 doesn't have a packed layout in memory, fallback to MarshalBytes.
         s.MarshalBytes(dst)
     }
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (s *SockErrCMsgIPv4) UnmarshalUnsafe(src []byte) {
+func (s *SockErrCMsgIPv6) UnmarshalUnsafe(src []byte) {
     if s.Offender.Packed() && s.SockExtendedErr.Packed() {
         safecopy.CopyOut(unsafe.Pointer(s), src)
     } else {
-        // Type SockErrCMsgIPv4 doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        // Type SockErrCMsgIPv6 doesn't have a packed layout in memory, fallback to UnmarshalBytes.
         s.UnmarshalBytes(src)
     }
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (s *SockErrCMsgIPv4) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (s *SockErrCMsgIPv6) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     if !s.Offender.Packed() && s.SockExtendedErr.Packed() {
-        // Type SockErrCMsgIPv4 doesn't have a packed layout in memory, fall back to MarshalBytes.
+        // Type SockErrCMsgIPv6 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.
@@ -1117,15 +1117,15 @@ func (s *SockErrCMsgIPv4) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, li
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (s *SockErrCMsgIPv4) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (s *SockErrCMsgIPv6) 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 *SockErrCMsgIPv4) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (s *SockErrCMsgIPv6) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     if !s.Offender.Packed() && s.SockExtendedErr.Packed() {
-        // Type SockErrCMsgIPv4 doesn't have a packed layout in memory, fall back to UnmarshalBytes.
+        // Type SockErrCMsgIPv6 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
@@ -1149,9 +1149,9 @@ func (s *SockErrCMsgIPv4) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (s *SockErrCMsgIPv4) WriteTo(writer io.Writer) (int64, error) {
+func (s *SockErrCMsgIPv6) WriteTo(writer io.Writer) (int64, error) {
     if !s.Offender.Packed() && s.SockExtendedErr.Packed() {
-        // Type SockErrCMsgIPv4 doesn't have a packed layout in memory, fall back to MarshalBytes.
+        // Type SockErrCMsgIPv6 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)
@@ -1728,49 +1728,53 @@ func (s *Statfs) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEOpenOut) SizeBytes() int {
-    return 16
+func (f *FUSEReleaseIn) SizeBytes() int {
+    return 24
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEOpenOut) MarshalBytes(dst []byte) {
+func (f *FUSEReleaseIn) MarshalBytes(dst []byte) {
     usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.OpenFlag))
+    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:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner))
+    dst = dst[8:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEOpenOut) UnmarshalBytes(src []byte) {
+func (f *FUSEReleaseIn) UnmarshalBytes(src []byte) {
     f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    f.OpenFlag = 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.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEOpenOut) Packed() bool {
+func (f *FUSEReleaseIn) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEOpenOut) MarshalUnsafe(dst []byte) {
+func (f *FUSEReleaseIn) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEOpenOut) UnmarshalUnsafe(src []byte) {
+func (f *FUSEReleaseIn) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEOpenOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *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))
@@ -1787,13 +1791,13 @@ func (f *FUSEOpenOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEOpenOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *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 *FUSEOpenOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEReleaseIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1809,7 +1813,7 @@ func (f *FUSEOpenOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, er
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEOpenOut) WriteTo(writer io.Writer) (int64, error) {
+func (f *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))
@@ -1825,41 +1829,29 @@ func (f *FUSEOpenOut) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEWriteIn) SizeBytes() int {
-    return 40
+func (f *FUSECreateMeta) SizeBytes() int {
+    return 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEWriteIn) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Offset))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Size))
+func (f *FUSECreateMeta) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.WriteFlags))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask))
     dst = dst[4:]
     // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEWriteIn) UnmarshalBytes(src []byte) {
-    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Offset = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Size = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSECreateMeta) UnmarshalBytes(src []byte) {
+    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.WriteFlags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
     // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
@@ -1867,23 +1859,23 @@ func (f *FUSEWriteIn) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEWriteIn) Packed() bool {
+func (f *FUSECreateMeta) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEWriteIn) MarshalUnsafe(dst []byte) {
+func (f *FUSECreateMeta) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEWriteIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSECreateMeta) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEWriteIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSECreateMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1900,13 +1892,13 @@ func (f *FUSEWriteIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEWriteIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSECreateMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEWriteIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSECreateMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1922,7 +1914,7 @@ func (f *FUSEWriteIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, er
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEWriteIn) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSECreateMeta) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -1938,53 +1930,53 @@ func (f *FUSEWriteIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEReleaseIn) SizeBytes() int {
-    return 24
+func (f *FUSEMknodMeta) SizeBytes() int {
+    return 16
 }
 
 // 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 *FUSEMknodMeta) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.ReleaseFlags))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Rdev))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask))
+    dst = dst[4:]
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner))
-    dst = dst[8:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEReleaseIn) UnmarshalBytes(src []byte) {
-    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEMknodMeta) UnmarshalBytes(src []byte) {
+    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.ReleaseFlags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Rdev = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
-    f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEReleaseIn) Packed() bool {
+func (f *FUSEMknodMeta) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEReleaseIn) MarshalUnsafe(dst []byte) {
+func (f *FUSEMknodMeta) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEReleaseIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSEMknodMeta) 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 *FUSEMknodMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2001,13 +1993,13 @@ 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 *FUSEMknodMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEReleaseIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEMknodMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2023,7 +2015,7 @@ 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 *FUSEMknodMeta) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2040,40 +2032,40 @@ func (f *FUSEReleaseIn) WriteTo(writer io.Writer) (int64, error) {
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
 //go:nosplit
-func (f *FUSEOpcode) SizeBytes() int {
-    return 4
+func (f *FUSEOpID) SizeBytes() int {
+    return 8
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEOpcode) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(*f))
+func (f *FUSEOpID) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(*f))
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEOpcode) UnmarshalBytes(src []byte) {
-    *f = FUSEOpcode(uint32(usermem.ByteOrder.Uint32(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 *FUSEOpcode) Packed() bool {
+func (f *FUSEOpID) Packed() bool {
     // Scalar newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEOpcode) MarshalUnsafe(dst []byte) {
+func (f *FUSEOpID) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEOpcode) UnmarshalUnsafe(src []byte) {
+func (f *FUSEOpID) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEOpcode) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *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))
@@ -2090,13 +2082,13 @@ func (f *FUSEOpcode) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit i
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEOpcode) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *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 *FUSEOpcode) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEOpID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2112,7 +2104,7 @@ func (f *FUSEOpcode) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEOpcode) WriteTo(w io.Writer) (int64, error) {
+func (f *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))
@@ -2128,66 +2120,83 @@ func (f *FUSEOpcode) WriteTo(w io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEGetAttrOut) SizeBytes() int {
-    return 16 +
-        (*FUSEAttr)(nil).SizeBytes()
+func (f *FUSEHeaderIn) SizeBytes() int {
+    return 28 +
+        (*FUSEOpcode)(nil).SizeBytes() +
+        (*FUSEOpID)(nil).SizeBytes()
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEGetAttrOut) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.AttrValid))
+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.AttrValidNsec))
+    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:]
-    f.Attr.MarshalBytes(dst[:f.Attr.SizeBytes()])
-    dst = dst[f.Attr.SizeBytes():]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEGetAttrOut) UnmarshalBytes(src []byte) {
-    f.AttrValid = 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.AttrValidNsec = 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:]
-    f.Attr.UnmarshalBytes(src[:f.Attr.SizeBytes()])
-    src = src[f.Attr.SizeBytes():]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEGetAttrOut) Packed() bool {
-    return f.Attr.Packed()
+func (f *FUSEHeaderIn) Packed() bool {
+    return f.Opcode.Packed() && f.Unique.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEGetAttrOut) MarshalUnsafe(dst []byte) {
-    if f.Attr.Packed() {
+func (f *FUSEHeaderIn) MarshalUnsafe(dst []byte) {
+    if f.Opcode.Packed() && f.Unique.Packed() {
         safecopy.CopyIn(dst, unsafe.Pointer(f))
     } else {
-        // Type FUSEGetAttrOut doesn't have a packed layout in memory, fallback to MarshalBytes.
+        // Type FUSEHeaderIn doesn't have a packed layout in memory, fallback to MarshalBytes.
         f.MarshalBytes(dst)
     }
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEGetAttrOut) UnmarshalUnsafe(src []byte) {
-    if f.Attr.Packed() {
+func (f *FUSEHeaderIn) UnmarshalUnsafe(src []byte) {
+    if f.Opcode.Packed() && f.Unique.Packed() {
         safecopy.CopyOut(unsafe.Pointer(f), src)
     } else {
-        // Type FUSEGetAttrOut doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        // Type FUSEHeaderIn doesn't have a packed layout in memory, fallback to UnmarshalBytes.
         f.UnmarshalBytes(src)
     }
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *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.
+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.
@@ -2209,15 +2218,15 @@ 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 *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 *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.
+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
@@ -2241,9 +2250,9 @@ 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.
+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)
@@ -2398,42 +2407,30 @@ func (f *FUSEHeaderOut) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEEntryOut) SizeBytes() int {
-    return 40 +
+func (f *FUSEGetAttrOut) SizeBytes() int {
+    return 16 +
         (*FUSEAttr)(nil).SizeBytes()
 }
 
 // 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))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.EntryValid))
-    dst = dst[8:]
+func (f *FUSEGetAttrOut) MarshalBytes(dst []byte) {
     usermem.ByteOrder.PutUint64(dst[:8], uint64(f.AttrValid))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.EntryValidNSec))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AttrValidNsec))
     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]))
-    src = src[8:]
-    f.EntryValid = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
+func (f *FUSEGetAttrOut) UnmarshalBytes(src []byte) {
     f.AttrValid = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    f.EntryValidNSec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.AttrValidNsec = 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():]
@@ -2441,35 +2438,35 @@ func (f *FUSEEntryOut) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEEntryOut) Packed() bool {
+func (f *FUSEGetAttrOut) Packed() bool {
     return f.Attr.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEEntryOut) MarshalUnsafe(dst []byte) {
+func (f *FUSEGetAttrOut) 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.
+        // Type FUSEGetAttrOut doesn't have a packed layout in memory, fallback to MarshalBytes.
         f.MarshalBytes(dst)
     }
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEEntryOut) UnmarshalUnsafe(src []byte) {
+func (f *FUSEGetAttrOut) 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.
+        // 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 *FUSEEntryOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEGetAttrOut) 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.
+        // 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.
@@ -2491,15 +2488,15 @@ 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 *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 *FUSEEntryOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEGetAttrOut) 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.
+        // 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
@@ -2523,9 +2520,9 @@ 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) {
+func (f *FUSEGetAttrOut) WriteTo(writer io.Writer) (int64, error) {
     if !f.Attr.Packed() {
-        // Type FUSEEntryOut doesn't have a packed layout in memory, fall back to MarshalBytes.
+        // 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)
@@ -2660,45 +2657,45 @@ func (f *FUSEReadIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEWriteOut) SizeBytes() int {
+func (f *FUSEMkdirMeta) SizeBytes() int {
     return 8
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEWriteOut) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Size))
+func (f *FUSEMkdirMeta) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
     dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask))
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEWriteOut) UnmarshalBytes(src []byte) {
-    f.Size = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEMkdirMeta) UnmarshalBytes(src []byte) {
+    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEWriteOut) Packed() bool {
+func (f *FUSEMkdirMeta) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEWriteOut) MarshalUnsafe(dst []byte) {
+func (f *FUSEMkdirMeta) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEWriteOut) UnmarshalUnsafe(src []byte) {
+func (f *FUSEMkdirMeta) 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 *FUSEMkdirMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2715,13 +2712,13 @@ 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 *FUSEMkdirMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEWriteOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEMkdirMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2737,7 +2734,7 @@ 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 *FUSEMkdirMeta) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2753,29 +2750,21 @@ func (f *FUSEWriteOut) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSECreateMeta) SizeBytes() int {
-    return 16
+func (f *FUSEWriteOut) SizeBytes() int {
+    return 8
 }
 
 // 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))
+func (f *FUSEWriteOut) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Size))
     dst = dst[4:]
     // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *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]))
+func (f *FUSEWriteOut) UnmarshalBytes(src []byte) {
+    f.Size = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
     // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
@@ -2783,23 +2772,23 @@ func (f *FUSECreateMeta) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSECreateMeta) Packed() bool {
+func (f *FUSEWriteOut) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSECreateMeta) MarshalUnsafe(dst []byte) {
+func (f *FUSEWriteOut) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSECreateMeta) UnmarshalUnsafe(src []byte) {
+func (f *FUSEWriteOut) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSECreateMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *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))
@@ -2816,13 +2805,13 @@ func (f *FUSECreateMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, lim
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSECreateMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *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 *FUSECreateMeta) 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))
@@ -2838,7 +2827,7 @@ func (f *FUSECreateMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSECreateMeta) WriteTo(writer io.Writer) (int64, error) {
+func (f *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))
@@ -2854,101 +2843,82 @@ func (f *FUSECreateMeta) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSESetAttrIn) SizeBytes() int {
-    return 88
+func (f *FUSEInitOut) SizeBytes() int {
+    return 32 +
+        4*8
 }
 
 // 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))
-    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))
+func (f *FUSEInitOut) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Major))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Minor))
     dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MaxReadahead))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.UID))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GID))
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(f.MaxBackground))
+    dst = dst[2:]
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(f.CongestionThreshold))
+    dst = dst[2:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MaxWrite))
     dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.TimeGran))
     dst = dst[4:]
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(f.MaxPages))
+    dst = dst[2:]
+    // Padding: dst[:sizeof(uint16)] ~= uint16(0)
+    dst = dst[2:]
+    // Padding: dst[:sizeof(uint32)*8] ~= [8]uint32{0}
+    dst = dst[4*(8):]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSESetAttrIn) UnmarshalBytes(src []byte) {
-    f.Valid = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
-    src = src[4:]
-    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Size = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Atime = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Mtime = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Ctime = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.AtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.MtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.CtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEInitOut) UnmarshalBytes(src []byte) {
+    f.Major = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Minor = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    f.MaxReadahead = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.UID = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.GID = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.MaxBackground = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    f.CongestionThreshold = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    f.MaxWrite = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    f.TimeGran = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
+    f.MaxPages = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    // Padding: var _ uint16 ~= src[:sizeof(uint16)]
+    src = src[2:]
+    // Padding: ~ copy([8]uint32(f._), src[:sizeof(uint32)*8])
+    src = src[4*(8):]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSESetAttrIn) Packed() bool {
+func (f *FUSEInitOut) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSESetAttrIn) MarshalUnsafe(dst []byte) {
+func (f *FUSEInitOut) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSESetAttrIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSEInitOut) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSESetAttrIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *FUSEInitOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2965,13 +2935,13 @@ func (f *FUSESetAttrIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSESetAttrIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEInitOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSESetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEInitOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -2987,7 +2957,7 @@ func (f *FUSESetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSESetAttrIn) WriteTo(writer io.Writer) (int64, error) {
+func (f *FUSEInitOut) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3003,41 +2973,49 @@ func (f *FUSESetAttrIn) 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))
@@ -3054,13 +3032,13 @@ 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))
@@ -3076,7 +3054,7 @@ 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))
@@ -3084,7 +3062,7 @@ 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.
@@ -3092,83 +3070,78 @@ func (f *FUSEOpID) WriteTo(w io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEHeaderIn) SizeBytes() int {
-    return 28 +
-        (*FUSEOpcode)(nil).SizeBytes() +
-        (*FUSEOpID)(nil).SizeBytes()
+func (f *FUSEEntryOut) SizeBytes() int {
+    return 40 +
+        (*FUSEAttr)(nil).SizeBytes()
 }
 
 // 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():]
+func (f *FUSEEntryOut) MarshalBytes(dst []byte) {
     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))
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Generation))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.EntryValid))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.AttrValid))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.EntryValidNSec))
     dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AttrValidNSec))
     dst = dst[4:]
+    f.Attr.MarshalBytes(dst[:f.Attr.SizeBytes()])
+    dst = dst[f.Attr.SizeBytes():]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *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():]
+func (f *FUSEEntryOut) UnmarshalBytes(src []byte) {
     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]))
+    f.Generation = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.EntryValid = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.AttrValid = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.EntryValidNSec = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    f.AttrValidNSec = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
+    f.Attr.UnmarshalBytes(src[:f.Attr.SizeBytes()])
+    src = src[f.Attr.SizeBytes():]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEHeaderIn) Packed() bool {
-    return f.Opcode.Packed() && f.Unique.Packed()
+func (f *FUSEEntryOut) Packed() bool {
+    return f.Attr.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEHeaderIn) MarshalUnsafe(dst []byte) {
-    if f.Opcode.Packed() && f.Unique.Packed() {
+func (f *FUSEEntryOut) MarshalUnsafe(dst []byte) {
+    if f.Attr.Packed() {
         safecopy.CopyIn(dst, unsafe.Pointer(f))
     } else {
-        // Type FUSEHeaderIn doesn't have a packed layout in memory, fallback to MarshalBytes.
+        // Type FUSEEntryOut doesn't have a packed layout in memory, fallback to MarshalBytes.
         f.MarshalBytes(dst)
     }
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEHeaderIn) UnmarshalUnsafe(src []byte) {
-    if f.Opcode.Packed() && f.Unique.Packed() {
+func (f *FUSEEntryOut) UnmarshalUnsafe(src []byte) {
+    if f.Attr.Packed() {
         safecopy.CopyOut(unsafe.Pointer(f), src)
     } else {
-        // Type FUSEHeaderIn doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        // 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 *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.
+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.
@@ -3190,15 +3163,15 @@ 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 *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 *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.
+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
@@ -3222,9 +3195,9 @@ 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.
+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)
@@ -3246,45 +3219,45 @@ func (f *FUSEHeaderIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEMkdirMeta) SizeBytes() int {
+func (f *FUSEOpenIn) SizeBytes() int {
     return 8
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEMkdirMeta) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
+func (f *FUSEOpenIn) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask))
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEMkdirMeta) UnmarshalBytes(src []byte) {
-    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEOpenIn) UnmarshalBytes(src []byte) {
+    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.Umask = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEMkdirMeta) Packed() bool {
+func (f *FUSEOpenIn) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEMkdirMeta) MarshalUnsafe(dst []byte) {
+func (f *FUSEOpenIn) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEMkdirMeta) UnmarshalUnsafe(src []byte) {
+func (f *FUSEOpenIn) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEMkdirMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *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))
@@ -3301,13 +3274,13 @@ func (f *FUSEMkdirMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEMkdirMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *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 *FUSEMkdirMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+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))
@@ -3323,7 +3296,7 @@ func (f *FUSEMkdirMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEMkdirMeta) WriteTo(writer io.Writer) (int64, error) {
+func (f *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))
@@ -3339,53 +3312,49 @@ func (f *FUSEMkdirMeta) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEDirentMeta) SizeBytes() int {
-    return 24
+func (f *FUSEOpenOut) SizeBytes() int {
+    return 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEDirentMeta) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ino))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Off))
+func (f *FUSEOpenOut) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
     dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.NameLen))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.OpenFlag))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Type))
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEDirentMeta) UnmarshalBytes(src []byte) {
-    f.Ino = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Off = uint64(usermem.ByteOrder.Uint64(src[:8]))
+func (f *FUSEOpenOut) UnmarshalBytes(src []byte) {
+    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
     src = src[8:]
-    f.NameLen = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.OpenFlag = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.Type = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEDirentMeta) Packed() bool {
+func (f *FUSEOpenOut) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEDirentMeta) MarshalUnsafe(dst []byte) {
+func (f *FUSEOpenOut) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEDirentMeta) UnmarshalUnsafe(src []byte) {
+func (f *FUSEOpenOut) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEDirentMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *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))
@@ -3402,13 +3371,13 @@ func (f *FUSEDirentMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, lim
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEDirentMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *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 *FUSEDirentMeta) 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))
@@ -3424,7 +3393,7 @@ func (f *FUSEDirentMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEDirentMeta) WriteTo(writer io.Writer) (int64, error) {
+func (f *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))
@@ -3440,82 +3409,101 @@ func (f *FUSEDirentMeta) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEInitOut) SizeBytes() int {
-    return 32 +
-        4*8
+func (f *FUSEAttr) SizeBytes() int {
+    return 88
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEInitOut) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Major))
+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.Minor))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MtimeNsec))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MaxReadahead))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.CtimeNsec))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(f.MaxBackground))
-    dst = dst[2:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(f.CongestionThreshold))
-    dst = dst[2:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MaxWrite))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Nlink))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.TimeGran))
+    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:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(f.MaxPages))
-    dst = dst[2:]
-    // Padding: dst[:sizeof(uint16)] ~= uint16(0)
-    dst = dst[2:]
-    // Padding: dst[:sizeof(uint32)*8] ~= [8]uint32{0}
-    dst = dst[4*(8):]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEInitOut) UnmarshalBytes(src []byte) {
-    f.Major = 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.Minor = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.MtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.MaxReadahead = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.CtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.MaxBackground = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    f.CongestionThreshold = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    f.MaxWrite = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    f.Nlink = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.TimeGran = 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.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:]
-    f.MaxPages = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    // Padding: var _ uint16 ~= src[:sizeof(uint16)]
-    src = src[2:]
-    // Padding: ~ copy([8]uint32(f._), src[:sizeof(uint32)*8])
-    src = src[4*(8):]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEInitOut) Packed() bool {
+func (f *FUSEAttr) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEInitOut) MarshalUnsafe(dst []byte) {
+func (f *FUSEAttr) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEInitOut) UnmarshalUnsafe(src []byte) {
+func (f *FUSEAttr) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEInitOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *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))
@@ -3532,13 +3520,13 @@ func (f *FUSEInitOut) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEInitOut) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *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 *FUSEInitOut) 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))
@@ -3554,7 +3542,7 @@ func (f *FUSEInitOut) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, er
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEInitOut) WriteTo(writer io.Writer) (int64, error) {
+func (f *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))
@@ -3570,29 +3558,77 @@ func (f *FUSEInitOut) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEMknodMeta) SizeBytes() int {
-    return 16
+func (f *FUSESetAttrIn) SizeBytes() int {
+    return 88
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEMknodMeta) MarshalBytes(dst []byte) {
+func (f *FUSESetAttrIn) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Valid))
+    dst = dst[4:]
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Size))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.LockOwner))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Atime))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Mtime))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ctime))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.AtimeNsec))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MtimeNsec))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.CtimeNsec))
+    dst = dst[4:]
     usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Mode))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Rdev))
+    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Umask))
+    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 *FUSEMknodMeta) UnmarshalBytes(src []byte) {
+func (f *FUSESetAttrIn) UnmarshalBytes(src []byte) {
+    f.Valid = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    src = src[4:]
+    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Size = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.LockOwner = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Atime = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Mtime = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Ctime = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.AtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.MtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.CtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
     f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.Rdev = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
-    f.Umask = 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:]
     // Padding: var _ uint32 ~= src[:sizeof(uint32)]
     src = src[4:]
@@ -3600,23 +3636,23 @@ func (f *FUSEMknodMeta) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEMknodMeta) Packed() bool {
+func (f *FUSESetAttrIn) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEMknodMeta) MarshalUnsafe(dst []byte) {
+func (f *FUSESetAttrIn) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEMknodMeta) UnmarshalUnsafe(src []byte) {
+func (f *FUSESetAttrIn) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEMknodMeta) 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))
@@ -3633,13 +3669,13 @@ func (f *FUSEMknodMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limi
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEMknodMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *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 *FUSEMknodMeta) 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))
@@ -3655,7 +3691,7 @@ func (f *FUSEMknodMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int,
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEMknodMeta) WriteTo(writer io.Writer) (int64, error) {
+func (f *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))
@@ -3671,101 +3707,41 @@ func (f *FUSEMknodMeta) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEAttr) SizeBytes() int {
-    return 88
+//go:nosplit
+func (f *FUSEOpcode) SizeBytes() int {
+    return 4
 }
 
 // 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))
-    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:]
+func (f *FUSEOpcode) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(*f))
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEAttr) UnmarshalBytes(src []byte) {
-    f.Ino = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Size = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Blocks = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Atime = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Mtime = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.Ctime = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    f.AtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.MtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.CtimeNsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.Mode = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.Nlink = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    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:]
+func (f *FUSEOpcode) UnmarshalBytes(src []byte) {
+    *f = FUSEOpcode(uint32(usermem.ByteOrder.Uint32(src[:4])))
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEAttr) Packed() bool {
+func (f *FUSEOpcode) Packed() bool {
+    // Scalar newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEAttr) MarshalUnsafe(dst []byte) {
+func (f *FUSEOpcode) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEAttr) UnmarshalUnsafe(src []byte) {
+func (f *FUSEOpcode) 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 *FUSEOpcode) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3782,13 +3758,13 @@ 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 *FUSEOpcode) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEAttr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEOpcode) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3804,7 +3780,7 @@ 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 *FUSEOpcode) WriteTo(w io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3812,7 +3788,7 @@ func (f *FUSEAttr) 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.
@@ -3820,45 +3796,53 @@ func (f *FUSEAttr) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEOpenIn) SizeBytes() int {
-    return 8
+func (f *FUSEInitIn) SizeBytes() int {
+    return 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEOpenIn) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
+func (f *FUSEInitIn) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Major))
     dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Minor))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MaxReadahead))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Flags))
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (f *FUSEOpenIn) UnmarshalBytes(src []byte) {
-    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEInitIn) UnmarshalBytes(src []byte) {
+    f.Major = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    f.Minor = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.MaxReadahead = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    f.Flags = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (f *FUSEOpenIn) Packed() bool {
+func (f *FUSEInitIn) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEOpenIn) MarshalUnsafe(dst []byte) {
+func (f *FUSEInitIn) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEOpenIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSEInitIn) 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 *FUSEInitIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3875,13 +3859,13 @@ 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 *FUSEInitIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEOpenIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEInitIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3897,7 +3881,7 @@ 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 *FUSEInitIn) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -3913,53 +3897,65 @@ func (f *FUSEOpenIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEInitIn) SizeBytes() int {
-    return 16
+func (f *FUSEWriteIn) SizeBytes() int {
+    return 40
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEInitIn) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Major))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Minor))
+func (f *FUSEWriteIn) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Fh))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Offset))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Size))
     dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.MaxReadahead))
+    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 *FUSEInitIn) UnmarshalBytes(src []byte) {
-    f.Major = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    f.Minor = uint32(usermem.ByteOrder.Uint32(src[:4]))
+func (f *FUSEWriteIn) UnmarshalBytes(src []byte) {
+    f.Fh = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Offset = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Size = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    f.MaxReadahead = uint32(usermem.ByteOrder.Uint32(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 *FUSEInitIn) Packed() bool {
+func (f *FUSEWriteIn) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEInitIn) MarshalUnsafe(dst []byte) {
+func (f *FUSEWriteIn) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEInitIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSEWriteIn) UnmarshalUnsafe(src []byte) {
     safecopy.CopyOut(unsafe.Pointer(f), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (f *FUSEInitIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (f *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))
@@ -3976,13 +3972,13 @@ func (f *FUSEInitIn) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit i
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (f *FUSEInitIn) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *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 *FUSEInitIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+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))
@@ -3998,7 +3994,7 @@ func (f *FUSEInitIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (f *FUSEInitIn) WriteTo(writer io.Writer) (int64, error) {
+func (f *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))
@@ -4014,49 +4010,53 @@ func (f *FUSEInitIn) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (f *FUSEGetAttrIn) SizeBytes() int {
-    return 16
+func (f *FUSEDirentMeta) SizeBytes() int {
+    return 24
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (f *FUSEGetAttrIn) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.GetAttrFlags))
+func (f *FUSEDirentMeta) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Ino))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(f.Off))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.NameLen))
     dst = dst[4:]
-    // Padding: dst[:sizeof(uint32)] ~= uint32(0)
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(f.Type))
     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 *FUSEDirentMeta) UnmarshalBytes(src []byte) {
+    f.Ino = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.Off = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    f.NameLen = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
-    // Padding: var _ uint32 ~= src[:sizeof(uint32)]
+    f.Type = uint32(usermem.ByteOrder.Uint32(src[:4]))
     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 *FUSEDirentMeta) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (f *FUSEGetAttrIn) MarshalUnsafe(dst []byte) {
+func (f *FUSEDirentMeta) MarshalUnsafe(dst []byte) {
     safecopy.CopyIn(dst, unsafe.Pointer(f))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (f *FUSEGetAttrIn) UnmarshalUnsafe(src []byte) {
+func (f *FUSEDirentMeta) 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 *FUSEDirentMeta) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -4073,13 +4073,13 @@ 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 *FUSEDirentMeta) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     return f.CopyOutN(cc, addr, f.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (f *FUSEGetAttrIn) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (f *FUSEDirentMeta) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -4095,7 +4095,7 @@ 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 *FUSEDirentMeta) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
@@ -5884,157 +5884,6 @@ func (i *IPTGetEntries) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (i *IP6TEntry) SizeBytes() int {
-    return 12 +
-        (*IP6TIP)(nil).SizeBytes() +
-        1*4 +
-        (*XTCounters)(nil).SizeBytes()
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *IP6TEntry) MarshalBytes(dst []byte) {
-    i.IPv6.MarshalBytes(dst[:i.IPv6.SizeBytes()])
-    dst = dst[i.IPv6.SizeBytes():]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.NFCache))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(i.TargetOffset))
-    dst = dst[2:]
-    usermem.ByteOrder.PutUint16(dst[:2], uint16(i.NextOffset))
-    dst = dst[2:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Comeback))
-    dst = dst[4:]
-    // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0}
-    dst = dst[1*(4):]
-    i.Counters.MarshalBytes(dst[:i.Counters.SizeBytes()])
-    dst = dst[i.Counters.SizeBytes():]
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *IP6TEntry) UnmarshalBytes(src []byte) {
-    i.IPv6.UnmarshalBytes(src[:i.IPv6.SizeBytes()])
-    src = src[i.IPv6.SizeBytes():]
-    i.NFCache = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    i.TargetOffset = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    i.NextOffset = uint16(usermem.ByteOrder.Uint16(src[:2]))
-    src = src[2:]
-    i.Comeback = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    // Padding: ~ copy([4]byte(i._), src[:sizeof(byte)*4])
-    src = src[1*(4):]
-    i.Counters.UnmarshalBytes(src[:i.Counters.SizeBytes()])
-    src = src[i.Counters.SizeBytes():]
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (i *IP6TEntry) Packed() bool {
-    return i.Counters.Packed() && i.IPv6.Packed()
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *IP6TEntry) MarshalUnsafe(dst []byte) {
-    if i.Counters.Packed() && i.IPv6.Packed() {
-        safecopy.CopyIn(dst, unsafe.Pointer(i))
-    } else {
-        // Type IP6TEntry doesn't have a packed layout in memory, fallback to MarshalBytes.
-        i.MarshalBytes(dst)
-    }
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (i *IP6TEntry) UnmarshalUnsafe(src []byte) {
-    if i.Counters.Packed() && i.IPv6.Packed() {
-        safecopy.CopyOut(unsafe.Pointer(i), src)
-    } else {
-        // Type IP6TEntry doesn't have a packed layout in memory, fallback to UnmarshalBytes.
-        i.UnmarshalBytes(src)
-    }
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (i *IP6TEntry) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    if !i.Counters.Packed() && i.IPv6.Packed() {
-        // Type IP6TEntry doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
-        i.MarshalBytes(buf) // escapes: fallback.
-        return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyOut implements marshal.Marshallable.CopyOut.
-//go:nosplit
-func (i *IP6TEntry) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return i.CopyOutN(cc, addr, i.SizeBytes())
-}
-
-// CopyIn implements marshal.Marshallable.CopyIn.
-//go:nosplit
-func (i *IP6TEntry) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    if !i.Counters.Packed() && i.IPv6.Packed() {
-        // Type IP6TEntry doesn't have a packed layout in memory, fall back to UnmarshalBytes.
-        buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
-        length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-        // Unmarshal unconditionally. If we had a short copy-in, this results in a
-        // partially unmarshalled struct.
-        i.UnmarshalBytes(buf) // escapes: fallback.
-        return length, err
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// WriteTo implements io.WriterTo.WriteTo.
-func (i *IP6TEntry) WriteTo(writer io.Writer) (int64, error) {
-    if !i.Counters.Packed() && i.IPv6.Packed() {
-        // Type IP6TEntry doesn't have a packed layout in memory, fall back to MarshalBytes.
-        buf := make([]byte, i.SizeBytes())
-        i.MarshalBytes(buf)
-        length, err := writer.Write(buf)
-        return int64(length), err
-    }
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
-    hdr.Len = i.SizeBytes()
-    hdr.Cap = i.SizeBytes()
-
-    length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that i
-    // must live until the use above.
-    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
-    return int64(length), err
-}
-
-// SizeBytes implements marshal.Marshallable.SizeBytes.
 func (i *IP6TIP) SizeBytes() int {
     return 5 +
         (*Inet6Addr)(nil).SizeBytes() +
@@ -6395,6 +6244,157 @@ func (i *IP6TReplace) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
+func (i *IP6TEntry) SizeBytes() int {
+    return 12 +
+        (*IP6TIP)(nil).SizeBytes() +
+        1*4 +
+        (*XTCounters)(nil).SizeBytes()
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (i *IP6TEntry) MarshalBytes(dst []byte) {
+    i.IPv6.MarshalBytes(dst[:i.IPv6.SizeBytes()])
+    dst = dst[i.IPv6.SizeBytes():]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.NFCache))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(i.TargetOffset))
+    dst = dst[2:]
+    usermem.ByteOrder.PutUint16(dst[:2], uint16(i.NextOffset))
+    dst = dst[2:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(i.Comeback))
+    dst = dst[4:]
+    // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0}
+    dst = dst[1*(4):]
+    i.Counters.MarshalBytes(dst[:i.Counters.SizeBytes()])
+    dst = dst[i.Counters.SizeBytes():]
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (i *IP6TEntry) UnmarshalBytes(src []byte) {
+    i.IPv6.UnmarshalBytes(src[:i.IPv6.SizeBytes()])
+    src = src[i.IPv6.SizeBytes():]
+    i.NFCache = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    i.TargetOffset = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    i.NextOffset = uint16(usermem.ByteOrder.Uint16(src[:2]))
+    src = src[2:]
+    i.Comeback = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    // Padding: ~ copy([4]byte(i._), src[:sizeof(byte)*4])
+    src = src[1*(4):]
+    i.Counters.UnmarshalBytes(src[:i.Counters.SizeBytes()])
+    src = src[i.Counters.SizeBytes():]
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (i *IP6TEntry) Packed() bool {
+    return i.Counters.Packed() && i.IPv6.Packed()
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (i *IP6TEntry) MarshalUnsafe(dst []byte) {
+    if i.Counters.Packed() && i.IPv6.Packed() {
+        safecopy.CopyIn(dst, unsafe.Pointer(i))
+    } else {
+        // Type IP6TEntry doesn't have a packed layout in memory, fallback to MarshalBytes.
+        i.MarshalBytes(dst)
+    }
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (i *IP6TEntry) UnmarshalUnsafe(src []byte) {
+    if i.Counters.Packed() && i.IPv6.Packed() {
+        safecopy.CopyOut(unsafe.Pointer(i), src)
+    } else {
+        // Type IP6TEntry doesn't have a packed layout in memory, fallback to UnmarshalBytes.
+        i.UnmarshalBytes(src)
+    }
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (i *IP6TEntry) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    if !i.Counters.Packed() && i.IPv6.Packed() {
+        // Type IP6TEntry doesn't have a packed layout in memory, fall back to MarshalBytes.
+        buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
+        i.MarshalBytes(buf) // escapes: fallback.
+        return cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
+
+    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that i
+    // must live until the use above.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyOut implements marshal.Marshallable.CopyOut.
+//go:nosplit
+func (i *IP6TEntry) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return i.CopyOutN(cc, addr, i.SizeBytes())
+}
+
+// CopyIn implements marshal.Marshallable.CopyIn.
+//go:nosplit
+func (i *IP6TEntry) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    if !i.Counters.Packed() && i.IPv6.Packed() {
+        // Type IP6TEntry doesn't have a packed layout in memory, fall back to UnmarshalBytes.
+        buf := cc.CopyScratchBuffer(i.SizeBytes()) // escapes: okay.
+        length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+        // Unmarshal unconditionally. If we had a short copy-in, this results in a
+        // partially unmarshalled struct.
+        i.UnmarshalBytes(buf) // escapes: fallback.
+        return length, err
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
+
+    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that i
+    // must live until the use above.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// WriteTo implements io.WriterTo.WriteTo.
+func (i *IP6TEntry) WriteTo(writer io.Writer) (int64, error) {
+    if !i.Counters.Packed() && i.IPv6.Packed() {
+        // Type IP6TEntry doesn't have a packed layout in memory, fall back to MarshalBytes.
+        buf := make([]byte, i.SizeBytes())
+        i.MarshalBytes(buf)
+        length, err := writer.Write(buf)
+        return int64(length), err
+    }
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(i)))
+    hdr.Len = i.SizeBytes()
+    hdr.Cap = i.SizeBytes()
+
+    length, err := writer.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that i
+    // must live until the use above.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
+    return int64(length), err
+}
+
+// SizeBytes implements marshal.Marshallable.SizeBytes.
 func (s *SockAddrNetlink) SizeBytes() int {
     return 12
 }
@@ -7384,120 +7384,6 @@ func (s *SemInfo) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (s *ShmInfo) SizeBytes() int {
-    return 44 +
-        1*4
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (s *ShmInfo) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.UsedIDs))
-    dst = dst[4:]
-    // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0}
-    dst = dst[1*(4):]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmTot))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmRss))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmSwp))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.SwapAttempts))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.SwapSuccesses))
-    dst = dst[8:]
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (s *ShmInfo) UnmarshalBytes(src []byte) {
-    s.UsedIDs = int32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    // Padding: ~ copy([4]byte(s._), src[:sizeof(byte)*4])
-    src = src[1*(4):]
-    s.ShmTot = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    s.ShmRss = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    s.ShmSwp = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    s.SwapAttempts = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    s.SwapSuccesses = uint64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (s *ShmInfo) Packed() bool {
-    return true
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (s *ShmInfo) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(s))
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (s *ShmInfo) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(s), src)
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (s *ShmInfo) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
-    hdr.Len = s.SizeBytes()
-    hdr.Cap = s.SizeBytes()
-
-    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that s
-    // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyOut implements marshal.Marshallable.CopyOut.
-//go:nosplit
-func (s *ShmInfo) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return s.CopyOutN(cc, addr, s.SizeBytes())
-}
-
-// CopyIn implements marshal.Marshallable.CopyIn.
-//go:nosplit
-func (s *ShmInfo) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
-    hdr.Len = s.SizeBytes()
-    hdr.Cap = s.SizeBytes()
-
-    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that s
-    // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// WriteTo implements io.WriterTo.WriteTo.
-func (s *ShmInfo) WriteTo(writer io.Writer) (int64, error) {
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
-    hdr.Len = s.SizeBytes()
-    hdr.Cap = s.SizeBytes()
-
-    length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that s
-    // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
-    return int64(length), err
-}
-
-// SizeBytes implements marshal.Marshallable.SizeBytes.
 func (s *ShmidDS) SizeBytes() int {
     return 40 +
         (*IPCPerm)(nil).SizeBytes() +
@@ -7767,6 +7653,120 @@ func (s *ShmParams) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
+func (s *ShmInfo) SizeBytes() int {
+    return 44 +
+        1*4
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (s *ShmInfo) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(s.UsedIDs))
+    dst = dst[4:]
+    // Padding: dst[:sizeof(byte)*4] ~= [4]byte{0}
+    dst = dst[1*(4):]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmTot))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmRss))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.ShmSwp))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.SwapAttempts))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(s.SwapSuccesses))
+    dst = dst[8:]
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (s *ShmInfo) UnmarshalBytes(src []byte) {
+    s.UsedIDs = int32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    // Padding: ~ copy([4]byte(s._), src[:sizeof(byte)*4])
+    src = src[1*(4):]
+    s.ShmTot = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    s.ShmRss = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    s.ShmSwp = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    s.SwapAttempts = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    s.SwapSuccesses = uint64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (s *ShmInfo) Packed() bool {
+    return true
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (s *ShmInfo) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(s))
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (s *ShmInfo) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(s), src)
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (s *ShmInfo) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
+    hdr.Len = s.SizeBytes()
+    hdr.Cap = s.SizeBytes()
+
+    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that s
+    // must live until the use above.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyOut implements marshal.Marshallable.CopyOut.
+//go:nosplit
+func (s *ShmInfo) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return s.CopyOutN(cc, addr, s.SizeBytes())
+}
+
+// CopyIn implements marshal.Marshallable.CopyIn.
+//go:nosplit
+func (s *ShmInfo) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
+    hdr.Len = s.SizeBytes()
+    hdr.Cap = s.SizeBytes()
+
+    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that s
+    // must live until the use above.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// WriteTo implements io.WriterTo.WriteTo.
+func (s *ShmInfo) WriteTo(writer io.Writer) (int64, error) {
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(s)))
+    hdr.Len = s.SizeBytes()
+    hdr.Cap = s.SizeBytes()
+
+    length, err := writer.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that s
+    // must live until the use above.
+    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
+    return int64(length), err
+}
+
+// SizeBytes implements marshal.Marshallable.SizeBytes.
 //go:nosplit
 func (s *SignalSet) SizeBytes() int {
     return 8
@@ -8106,72 +8106,62 @@ 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
+func (s *SockAddrInet6) SizeBytes() int {
+    return 12 +
+        1*16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (s *SockAddrInet) MarshalBytes(dst []byte) {
+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:]
-    s.Addr.MarshalBytes(dst[:s.Addr.SizeBytes()])
-    dst = dst[s.Addr.SizeBytes():]
-    // Padding: dst[:sizeof(uint8)*8] ~= [8]uint8{0}
-    dst = dst[1*(8):]
+    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 (s *SockAddrInet) UnmarshalBytes(src []byte) {
+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.Addr.UnmarshalBytes(src[:s.Addr.SizeBytes()])
-    src = src[s.Addr.SizeBytes():]
-    // Padding: ~ copy([8]uint8(s._), src[:sizeof(uint8)*8])
-    src = src[1*(8):]
+    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 (s *SockAddrInet) Packed() bool {
-    return s.Addr.Packed()
+func (s *SockAddrInet6) Packed() bool {
+    return true
 }
 
 // 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)
-    }
+func (s *SockAddrInet6) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(s))
 }
 
 // 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)
-    }
+func (s *SockAddrInet6) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(s), 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.
-    }
-
+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))
@@ -8188,23 +8178,13 @@ func (s *SockAddrInet) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (s *SockAddrInet) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+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 (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
-    }
-
+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))
@@ -8220,15 +8200,7 @@ func (s *SockAddrInet) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, e
 }
 
 // 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
-    }
-
+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))
@@ -8362,6 +8334,104 @@ func (s *SockAddrLink) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // 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.
 func (l *Linger) SizeBytes() int {
     return 8
 }
@@ -8724,97 +8794,140 @@ func (t *TCPInfo) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-//go:nosplit
-func (i *InetAddr) SizeBytes() int {
-    return 1 * 4
+func (s *SockAddrInet) SizeBytes() int {
+    return 4 +
+        (*InetAddr)(nil).SizeBytes() +
+        1*8
 }
 
 // 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:]
-    }
+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 *InetAddr) UnmarshalBytes(src []byte) {
-    for idx := 0; idx < 4; idx++ {
-        i[idx] = src[0]
-        src = src[1:]
-    }
+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 *InetAddr) Packed() bool {
-    // Array newtypes are always packed.
-    return true
+func (s *SockAddrInet) Packed() bool {
+    return s.Addr.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *InetAddr) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(i))
+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 (i *InetAddr) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(i), src)
+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 (i *InetAddr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+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 *InetAddr) 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 *InetAddr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+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(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 *InetAddr) WriteTo(w io.Writer) (int64, error) {
+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(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 := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that i
+    length, err := writer.Write(buf)
+    // 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
 }
 
@@ -8914,307 +9027,194 @@ func (i *Inet6Addr) WriteTo(w io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (s *SockAddrInet6) SizeBytes() int {
-    return 12 +
-        1*16
+func (c *ControlMessageCredentials) SizeBytes() int {
+    return 12
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-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))
+func (c *ControlMessageCredentials) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(c.PID))
     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))
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(c.UID))
+    dst = dst[4:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(c.GID))
     dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-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]))
+func (c *ControlMessageCredentials) UnmarshalBytes(src []byte) {
+    c.PID = int32(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]))
+    c.UID = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    c.GID = uint32(usermem.ByteOrder.Uint32(src[:4]))
     src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (s *SockAddrInet6) Packed() bool {
+func (c *ControlMessageCredentials) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (s *SockAddrInet6) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(s))
+func (c *ControlMessageCredentials) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(c))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (s *SockAddrInet6) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(s), src)
+func (c *ControlMessageCredentials) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(c), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (s *SockAddrInet6) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (c *ControlMessageCredentials) 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()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c)))
+    hdr.Len = c.SizeBytes()
+    hdr.Cap = c.SizeBytes()
 
     length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that s
+    // Since we bypassed the compiler's escape analysis, indicate that c
     // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(c) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (s *SockAddrInet6) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return s.CopyOutN(cc, addr, s.SizeBytes())
+func (c *ControlMessageCredentials) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return c.CopyOutN(cc, addr, c.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (s *SockAddrInet6) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (c *ControlMessageCredentials) 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()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c)))
+    hdr.Len = c.SizeBytes()
+    hdr.Cap = c.SizeBytes()
 
     length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that s
+    // Since we bypassed the compiler's escape analysis, indicate that c
     // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(c) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (s *SockAddrInet6) WriteTo(writer io.Writer) (int64, error) {
+func (c *ControlMessageCredentials) 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()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c)))
+    hdr.Len = c.SizeBytes()
+    hdr.Cap = c.SizeBytes()
 
     length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that s
+    // Since we bypassed the compiler's escape analysis, indicate that c
     // must live until the use above.
-    runtime.KeepAlive(s) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(c) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (s *SockAddrUnix) SizeBytes() int {
-    return 2 +
-        1*UnixPathMax
+//go:nosplit
+func (i *InetAddr) SizeBytes() int {
+    return 1 * 4
 }
 
 // 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])
+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 (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])
+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 (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.
-func (c *ControlMessageCredentials) SizeBytes() int {
-    return 12
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (c *ControlMessageCredentials) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(c.PID))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(c.UID))
-    dst = dst[4:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(c.GID))
-    dst = dst[4:]
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (c *ControlMessageCredentials) UnmarshalBytes(src []byte) {
-    c.PID = int32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    c.UID = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    c.GID = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (c *ControlMessageCredentials) Packed() bool {
+func (i *InetAddr) Packed() bool {
+    // Array newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (c *ControlMessageCredentials) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(c))
+func (i *InetAddr) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(i))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (c *ControlMessageCredentials) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(c), src)
+func (i *InetAddr) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(i), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (c *ControlMessageCredentials) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (i *InetAddr) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c)))
-    hdr.Len = c.SizeBytes()
-    hdr.Cap = c.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 c
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(c) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (c *ControlMessageCredentials) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return c.CopyOutN(cc, addr, c.SizeBytes())
+func (i *InetAddr) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return i.CopyOutN(cc, addr, i.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (c *ControlMessageCredentials) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (i *InetAddr) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c)))
-    hdr.Len = c.SizeBytes()
-    hdr.Cap = c.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 c
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(c) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (c *ControlMessageCredentials) WriteTo(writer io.Writer) (int64, error) {
+func (i *InetAddr) WriteTo(w io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(c)))
-    hdr.Len = c.SizeBytes()
-    hdr.Cap = c.SizeBytes()
+    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 c
+    length, err := w.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that i
     // must live until the use above.
-    runtime.KeepAlive(c) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(i) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
@@ -9398,193 +9398,14 @@ func UnmarshalUnsafeTimespecSlice(dst []Timespec, src []byte) (int, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (tv *Timeval) SizeBytes() int {
-    return 16
-}
-
-// MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (tv *Timeval) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(tv.Sec))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(tv.Usec))
-    dst = dst[8:]
-}
-
-// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (tv *Timeval) UnmarshalBytes(src []byte) {
-    tv.Sec = int64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    tv.Usec = int64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-}
-
-// Packed implements marshal.Marshallable.Packed.
-//go:nosplit
-func (tv *Timeval) Packed() bool {
-    return true
-}
-
-// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (tv *Timeval) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(tv))
-}
-
-// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (tv *Timeval) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(tv), src)
-}
-
-// CopyOutN implements marshal.Marshallable.CopyOutN.
-//go:nosplit
-func (tv *Timeval) 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(tv)))
-    hdr.Len = tv.SizeBytes()
-    hdr.Cap = tv.SizeBytes()
-
-    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that tv
-    // must live until the use above.
-    runtime.KeepAlive(tv) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyOut implements marshal.Marshallable.CopyOut.
-//go:nosplit
-func (tv *Timeval) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return tv.CopyOutN(cc, addr, tv.SizeBytes())
-}
-
-// CopyIn implements marshal.Marshallable.CopyIn.
-//go:nosplit
-func (tv *Timeval) 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(tv)))
-    hdr.Len = tv.SizeBytes()
-    hdr.Cap = tv.SizeBytes()
-
-    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that tv
-    // must live until the use above.
-    runtime.KeepAlive(tv) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// WriteTo implements io.WriterTo.WriteTo.
-func (tv *Timeval) 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(tv)))
-    hdr.Len = tv.SizeBytes()
-    hdr.Cap = tv.SizeBytes()
-
-    length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that tv
-    // must live until the use above.
-    runtime.KeepAlive(tv) // escapes: replaced by intrinsic.
-    return int64(length), err
-}
-
-// CopyTimevalSliceIn copies in a slice of Timeval objects from the task's memory.
-func CopyTimevalSliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []Timeval) (int, error) {
-    count := len(dst)
-    if count == 0 {
-        return 0, nil
-    }
-    size := (*Timeval)(nil).SizeBytes()
-
-    ptr := unsafe.Pointer(&dst)
-    val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(val)
-    hdr.Len = size * count
-    hdr.Cap = size * count
-
-    length, err := cc.CopyInBytes(addr, buf)
-    // Since we bypassed the compiler's escape analysis, indicate that dst
-    // must live until the use above.
-    runtime.KeepAlive(dst) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// CopyTimevalSliceOut copies a slice of Timeval objects to the task's memory.
-func CopyTimevalSliceOut(cc marshal.CopyContext, addr usermem.Addr, src []Timeval) (int, error) {
-    count := len(src)
-    if count == 0 {
-        return 0, nil
-    }
-    size := (*Timeval)(nil).SizeBytes()
-
-    ptr := unsafe.Pointer(&src)
-    val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
-
-    // Construct a slice backed by dst's underlying memory.
-    var buf []byte
-    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(val)
-    hdr.Len = size * count
-    hdr.Cap = size * count
-
-    length, err := cc.CopyOutBytes(addr, buf)
-    // Since we bypassed the compiler's escape analysis, indicate that src
-    // must live until the use above.
-    runtime.KeepAlive(src) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// MarshalUnsafeTimevalSlice is like Timeval.MarshalUnsafe, but for a []Timeval.
-func MarshalUnsafeTimevalSlice(src []Timeval, dst []byte) (int, error) {
-    count := len(src)
-    if count == 0 {
-        return 0, nil
-    }
-    size := (*Timeval)(nil).SizeBytes()
-
-    ptr := unsafe.Pointer(&src)
-    val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
-
-    length, err := safecopy.CopyIn(dst[:(size*count)], val)
-    // Since we bypassed the compiler's escape analysis, indicate that src
-    // must live until the use above.
-    runtime.KeepAlive(src) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// UnmarshalUnsafeTimevalSlice is like Timeval.UnmarshalUnsafe, but for a []Timeval.
-func UnmarshalUnsafeTimevalSlice(dst []Timeval, src []byte) (int, error) {
-    count := len(dst)
-    if count == 0 {
-        return 0, nil
-    }
-    size := (*Timeval)(nil).SizeBytes()
-
-    ptr := unsafe.Pointer(&dst)
-    val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
-
-    length, err := safecopy.CopyOut(val, src[:(size*count)])
-    // Since we bypassed the compiler's escape analysis, indicate that dst
-    // must live until the use above.
-    runtime.KeepAlive(dst) // escapes: replaced by intrinsic.
-    return length, err
-}
-
-// SizeBytes implements marshal.Marshallable.SizeBytes.
-func (i *ItimerVal) SizeBytes() int {
+func (i *Itimerspec) SizeBytes() int {
     return 0 +
-        (*Timeval)(nil).SizeBytes() +
-        (*Timeval)(nil).SizeBytes()
+        (*Timespec)(nil).SizeBytes() +
+        (*Timespec)(nil).SizeBytes()
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *ItimerVal) MarshalBytes(dst []byte) {
+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()])
@@ -9592,7 +9413,7 @@ func (i *ItimerVal) MarshalBytes(dst []byte) {
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *ItimerVal) UnmarshalBytes(src []byte) {
+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()])
@@ -9601,35 +9422,35 @@ func (i *ItimerVal) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (i *ItimerVal) Packed() bool {
+func (i *Itimerspec) Packed() bool {
     return i.Interval.Packed() && i.Value.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *ItimerVal) MarshalUnsafe(dst []byte) {
+func (i *Itimerspec) 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.
+        // Type Itimerspec 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) {
+func (i *Itimerspec) 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.
+        // 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 *ItimerVal) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (i *Itimerspec) 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.
+        // 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.
@@ -9651,15 +9472,15 @@ func (i *ItimerVal) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit in
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (i *ItimerVal) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+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 *ItimerVal) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (i *Itimerspec) 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.
+        // 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
@@ -9683,9 +9504,9 @@ func (i *ItimerVal) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, erro
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (i *ItimerVal) WriteTo(writer io.Writer) (int64, error) {
+func (i *Itimerspec) 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.
+        // 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)
@@ -9796,99 +9617,91 @@ func (c *ClockT) WriteTo(w io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (sxts *StatxTimestamp) SizeBytes() int {
-    return 16
+//go:nosplit
+func (t *TimerID) SizeBytes() int {
+    return 4
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (sxts *StatxTimestamp) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint64(dst[:8], uint64(sxts.Sec))
-    dst = dst[8:]
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(sxts.Nsec))
-    dst = dst[4:]
-    // Padding: dst[:sizeof(int32)] ~= int32(0)
-    dst = dst[4:]
+func (t *TimerID) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(*t))
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (sxts *StatxTimestamp) UnmarshalBytes(src []byte) {
-    sxts.Sec = int64(usermem.ByteOrder.Uint64(src[:8]))
-    src = src[8:]
-    sxts.Nsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
-    src = src[4:]
-    // Padding: var _ int32 ~= src[:sizeof(int32)]
-    src = src[4:]
+func (t *TimerID) UnmarshalBytes(src []byte) {
+    *t = TimerID(int32(usermem.ByteOrder.Uint32(src[:4])))
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (sxts *StatxTimestamp) Packed() bool {
+func (t *TimerID) Packed() bool {
+    // Scalar newtypes are always packed.
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (sxts *StatxTimestamp) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(sxts))
+func (t *TimerID) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(t))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (sxts *StatxTimestamp) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(sxts), src)
+func (t *TimerID) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(t), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (sxts *StatxTimestamp) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+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(sxts)))
-    hdr.Len = sxts.SizeBytes()
-    hdr.Cap = sxts.SizeBytes()
+    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 sxts
+    // Since we bypassed the compiler's escape analysis, indicate that t
     // must live until the use above.
-    runtime.KeepAlive(sxts) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (sxts *StatxTimestamp) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return sxts.CopyOutN(cc, addr, sxts.SizeBytes())
+func (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 (sxts *StatxTimestamp) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+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(sxts)))
-    hdr.Len = sxts.SizeBytes()
-    hdr.Cap = sxts.SizeBytes()
+    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 sxts
+    // Since we bypassed the compiler's escape analysis, indicate that t
     // must live until the use above.
-    runtime.KeepAlive(sxts) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (sxts *StatxTimestamp) WriteTo(writer io.Writer) (int64, error) {
+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(sxts)))
-    hdr.Len = sxts.SizeBytes()
-    hdr.Cap = sxts.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t)))
+    hdr.Len = t.SizeBytes()
+    hdr.Cap = t.SizeBytes()
 
-    length, err := writer.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that sxts
+    length, err := w.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that t
     // must live until the use above.
-    runtime.KeepAlive(sxts) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
     return int64(length), err
 }
 
@@ -10075,14 +9888,193 @@ func (t *TimeT) WriteTo(w io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-func (i *Itimerspec) SizeBytes() int {
+func (tv *Timeval) SizeBytes() int {
+    return 16
+}
+
+// MarshalBytes implements marshal.Marshallable.MarshalBytes.
+func (tv *Timeval) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(tv.Sec))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(tv.Usec))
+    dst = dst[8:]
+}
+
+// UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
+func (tv *Timeval) UnmarshalBytes(src []byte) {
+    tv.Sec = int64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    tv.Usec = int64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+}
+
+// Packed implements marshal.Marshallable.Packed.
+//go:nosplit
+func (tv *Timeval) Packed() bool {
+    return true
+}
+
+// MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
+func (tv *Timeval) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(tv))
+}
+
+// UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
+func (tv *Timeval) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(tv), src)
+}
+
+// CopyOutN implements marshal.Marshallable.CopyOutN.
+//go:nosplit
+func (tv *Timeval) 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(tv)))
+    hdr.Len = tv.SizeBytes()
+    hdr.Cap = tv.SizeBytes()
+
+    length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that tv
+    // must live until the use above.
+    runtime.KeepAlive(tv) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyOut implements marshal.Marshallable.CopyOut.
+//go:nosplit
+func (tv *Timeval) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return tv.CopyOutN(cc, addr, tv.SizeBytes())
+}
+
+// CopyIn implements marshal.Marshallable.CopyIn.
+//go:nosplit
+func (tv *Timeval) 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(tv)))
+    hdr.Len = tv.SizeBytes()
+    hdr.Cap = tv.SizeBytes()
+
+    length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
+    // Since we bypassed the compiler's escape analysis, indicate that tv
+    // must live until the use above.
+    runtime.KeepAlive(tv) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// WriteTo implements io.WriterTo.WriteTo.
+func (tv *Timeval) 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(tv)))
+    hdr.Len = tv.SizeBytes()
+    hdr.Cap = tv.SizeBytes()
+
+    length, err := writer.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that tv
+    // must live until the use above.
+    runtime.KeepAlive(tv) // escapes: replaced by intrinsic.
+    return int64(length), err
+}
+
+// CopyTimevalSliceIn copies in a slice of Timeval objects from the task's memory.
+func CopyTimevalSliceIn(cc marshal.CopyContext, addr usermem.Addr, dst []Timeval) (int, error) {
+    count := len(dst)
+    if count == 0 {
+        return 0, nil
+    }
+    size := (*Timeval)(nil).SizeBytes()
+
+    ptr := unsafe.Pointer(&dst)
+    val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(val)
+    hdr.Len = size * count
+    hdr.Cap = size * count
+
+    length, err := cc.CopyInBytes(addr, buf)
+    // Since we bypassed the compiler's escape analysis, indicate that dst
+    // must live until the use above.
+    runtime.KeepAlive(dst) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// CopyTimevalSliceOut copies a slice of Timeval objects to the task's memory.
+func CopyTimevalSliceOut(cc marshal.CopyContext, addr usermem.Addr, src []Timeval) (int, error) {
+    count := len(src)
+    if count == 0 {
+        return 0, nil
+    }
+    size := (*Timeval)(nil).SizeBytes()
+
+    ptr := unsafe.Pointer(&src)
+    val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
+
+    // Construct a slice backed by dst's underlying memory.
+    var buf []byte
+    hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
+    hdr.Data = uintptr(val)
+    hdr.Len = size * count
+    hdr.Cap = size * count
+
+    length, err := cc.CopyOutBytes(addr, buf)
+    // Since we bypassed the compiler's escape analysis, indicate that src
+    // must live until the use above.
+    runtime.KeepAlive(src) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// MarshalUnsafeTimevalSlice is like Timeval.MarshalUnsafe, but for a []Timeval.
+func MarshalUnsafeTimevalSlice(src []Timeval, dst []byte) (int, error) {
+    count := len(src)
+    if count == 0 {
+        return 0, nil
+    }
+    size := (*Timeval)(nil).SizeBytes()
+
+    ptr := unsafe.Pointer(&src)
+    val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
+
+    length, err := safecopy.CopyIn(dst[:(size*count)], val)
+    // Since we bypassed the compiler's escape analysis, indicate that src
+    // must live until the use above.
+    runtime.KeepAlive(src) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// UnmarshalUnsafeTimevalSlice is like Timeval.UnmarshalUnsafe, but for a []Timeval.
+func UnmarshalUnsafeTimevalSlice(dst []Timeval, src []byte) (int, error) {
+    count := len(dst)
+    if count == 0 {
+        return 0, nil
+    }
+    size := (*Timeval)(nil).SizeBytes()
+
+    ptr := unsafe.Pointer(&dst)
+    val := gohacks.Noescape(unsafe.Pointer((*reflect.SliceHeader)(ptr).Data))
+
+    length, err := safecopy.CopyOut(val, src[:(size*count)])
+    // Since we bypassed the compiler's escape analysis, indicate that dst
+    // must live until the use above.
+    runtime.KeepAlive(dst) // escapes: replaced by intrinsic.
+    return length, err
+}
+
+// SizeBytes implements marshal.Marshallable.SizeBytes.
+func (i *ItimerVal) SizeBytes() int {
     return 0 +
-        (*Timespec)(nil).SizeBytes() +
-        (*Timespec)(nil).SizeBytes()
+        (*Timeval)(nil).SizeBytes() +
+        (*Timeval)(nil).SizeBytes()
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (i *Itimerspec) MarshalBytes(dst []byte) {
+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()])
@@ -10090,7 +10082,7 @@ func (i *Itimerspec) MarshalBytes(dst []byte) {
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (i *Itimerspec) UnmarshalBytes(src []byte) {
+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()])
@@ -10099,35 +10091,35 @@ func (i *Itimerspec) UnmarshalBytes(src []byte) {
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (i *Itimerspec) Packed() bool {
+func (i *ItimerVal) Packed() bool {
     return i.Interval.Packed() && i.Value.Packed()
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (i *Itimerspec) MarshalUnsafe(dst []byte) {
+func (i *ItimerVal) 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.
+        // Type ItimerVal 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) {
+func (i *ItimerVal) 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.
+        // 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 *Itimerspec) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (i *ItimerVal) 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.
+        // 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.
@@ -10149,15 +10141,15 @@ func (i *Itimerspec) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit i
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (i *Itimerspec) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+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 *Itimerspec) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (i *ItimerVal) 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.
+        // 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
@@ -10181,9 +10173,9 @@ func (i *Itimerspec) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (i *Itimerspec) WriteTo(writer io.Writer) (int64, error) {
+func (i *ItimerVal) 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.
+        // 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)
@@ -10345,91 +10337,99 @@ func (t *Tms) WriteTo(writer io.Writer) (int64, error) {
 }
 
 // SizeBytes implements marshal.Marshallable.SizeBytes.
-//go:nosplit
-func (t *TimerID) SizeBytes() int {
-    return 4
+func (sxts *StatxTimestamp) SizeBytes() int {
+    return 16
 }
 
 // MarshalBytes implements marshal.Marshallable.MarshalBytes.
-func (t *TimerID) MarshalBytes(dst []byte) {
-    usermem.ByteOrder.PutUint32(dst[:4], uint32(*t))
+func (sxts *StatxTimestamp) MarshalBytes(dst []byte) {
+    usermem.ByteOrder.PutUint64(dst[:8], uint64(sxts.Sec))
+    dst = dst[8:]
+    usermem.ByteOrder.PutUint32(dst[:4], uint32(sxts.Nsec))
+    dst = dst[4:]
+    // Padding: dst[:sizeof(int32)] ~= int32(0)
+    dst = dst[4:]
 }
 
 // UnmarshalBytes implements marshal.Marshallable.UnmarshalBytes.
-func (t *TimerID) UnmarshalBytes(src []byte) {
-    *t = TimerID(int32(usermem.ByteOrder.Uint32(src[:4])))
+func (sxts *StatxTimestamp) UnmarshalBytes(src []byte) {
+    sxts.Sec = int64(usermem.ByteOrder.Uint64(src[:8]))
+    src = src[8:]
+    sxts.Nsec = uint32(usermem.ByteOrder.Uint32(src[:4]))
+    src = src[4:]
+    // Padding: var _ int32 ~= src[:sizeof(int32)]
+    src = src[4:]
 }
 
 // Packed implements marshal.Marshallable.Packed.
 //go:nosplit
-func (t *TimerID) Packed() bool {
-    // Scalar newtypes are always packed.
+func (sxts *StatxTimestamp) Packed() bool {
     return true
 }
 
 // MarshalUnsafe implements marshal.Marshallable.MarshalUnsafe.
-func (t *TimerID) MarshalUnsafe(dst []byte) {
-    safecopy.CopyIn(dst, unsafe.Pointer(t))
+func (sxts *StatxTimestamp) MarshalUnsafe(dst []byte) {
+    safecopy.CopyIn(dst, unsafe.Pointer(sxts))
 }
 
 // UnmarshalUnsafe implements marshal.Marshallable.UnmarshalUnsafe.
-func (t *TimerID) UnmarshalUnsafe(src []byte) {
-    safecopy.CopyOut(unsafe.Pointer(t), src)
+func (sxts *StatxTimestamp) UnmarshalUnsafe(src []byte) {
+    safecopy.CopyOut(unsafe.Pointer(sxts), src)
 }
 
 // CopyOutN implements marshal.Marshallable.CopyOutN.
 //go:nosplit
-func (t *TimerID) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
+func (sxts *StatxTimestamp) CopyOutN(cc marshal.CopyContext, addr usermem.Addr, limit int) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t)))
-    hdr.Len = t.SizeBytes()
-    hdr.Cap = t.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(sxts)))
+    hdr.Len = sxts.SizeBytes()
+    hdr.Cap = sxts.SizeBytes()
 
     length, err := cc.CopyOutBytes(addr, buf[:limit]) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that t
+    // Since we bypassed the compiler's escape analysis, indicate that sxts
     // must live until the use above.
-    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(sxts) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // CopyOut implements marshal.Marshallable.CopyOut.
 //go:nosplit
-func (t *TimerID) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
-    return t.CopyOutN(cc, addr, t.SizeBytes())
+func (sxts *StatxTimestamp) CopyOut(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+    return sxts.CopyOutN(cc, addr, sxts.SizeBytes())
 }
 
 // CopyIn implements marshal.Marshallable.CopyIn.
 //go:nosplit
-func (t *TimerID) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
+func (sxts *StatxTimestamp) CopyIn(cc marshal.CopyContext, addr usermem.Addr) (int, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t)))
-    hdr.Len = t.SizeBytes()
-    hdr.Cap = t.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(sxts)))
+    hdr.Len = sxts.SizeBytes()
+    hdr.Cap = sxts.SizeBytes()
 
     length, err := cc.CopyInBytes(addr, buf) // escapes: okay.
-    // Since we bypassed the compiler's escape analysis, indicate that t
+    // Since we bypassed the compiler's escape analysis, indicate that sxts
     // must live until the use above.
-    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(sxts) // escapes: replaced by intrinsic.
     return length, err
 }
 
 // WriteTo implements io.WriterTo.WriteTo.
-func (t *TimerID) WriteTo(w io.Writer) (int64, error) {
+func (sxts *StatxTimestamp) WriteTo(writer io.Writer) (int64, error) {
     // Construct a slice backed by dst's underlying memory.
     var buf []byte
     hdr := (*reflect.SliceHeader)(unsafe.Pointer(&buf))
-    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(t)))
-    hdr.Len = t.SizeBytes()
-    hdr.Cap = t.SizeBytes()
+    hdr.Data = uintptr(gohacks.Noescape(unsafe.Pointer(sxts)))
+    hdr.Len = sxts.SizeBytes()
+    hdr.Cap = sxts.SizeBytes()
 
-    length, err := w.Write(buf)
-    // Since we bypassed the compiler's escape analysis, indicate that t
+    length, err := writer.Write(buf)
+    // Since we bypassed the compiler's escape analysis, indicate that sxts
     // must live until the use above.
-    runtime.KeepAlive(t) // escapes: replaced by intrinsic.
+    runtime.KeepAlive(sxts) // escapes: replaced by intrinsic.
     return int64(length), err
 }