pkg/compiler: fix another bitfield layout bug

See the added test for details.

6 files changed, 42 insertions, 42 deletions

diff --git a/sys/linux/gen/386.go b/sys/linux/gen/386.go
index 2ceb1d966..8249454a1 100644
--- a/sys/linux/gen/386.go
+++ b/sys/linux/gen/386.go
@@ -7630,7 +7630,7 @@ var structDescs_386 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "K"}, BitfieldOff: 2, BitfieldLen: 1, BitfieldUnit: 2}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "S"}, BitfieldOff: 3, BitfieldLen: 1, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "reserved", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 9, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 2}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 1}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "protocol", TypeSize: 2}, ArgFormat: 1}, Val: 2048},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "add", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16be", TypeSize: 2}, ArgFormat: 1}}, Kind: 1, RangeEnd: 3},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}},
@@ -7641,7 +7641,7 @@ var structDescs_386 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "K"}, BitfieldOff: 2, BitfieldLen: 1, BitfieldUnit: 2}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "S"}, BitfieldOff: 3, BitfieldLen: 1, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "reserved", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 9, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 2}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 1}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "protocol", TypeSize: 2}, ArgFormat: 1}, Val: 34525},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "add", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16be", TypeSize: 2}, ArgFormat: 1}}, Kind: 1, RangeEnd: 3},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}},
@@ -13246,7 +13246,7 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "type", TypeSize: 1}}, Val: 30},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "reserved", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 4},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 4},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mac", IsVarlen: true}, Kind: 1, RangeEnd: 20},
 	}}},
 	{Key: StructKey{Name: "mptcp_add_addr_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_add_addr_option", IsVarlen: true}, Fields: []Type{
@@ -13273,11 +13273,11 @@ var structDescs_386 = []*KeyedStruct{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "data", IsVarlen: true}, Kind: 1, RangeEnd: 16},
 	}}},
-	{Key: StructKey{Name: "mptcp_mp_fclose_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_fclose_option", TypeSize: 13}, Fields: []Type{
+	{Key: StructKey{Name: "mptcp_mp_fclose_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_fclose_option", TypeSize: 12}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "type", TypeSize: 1}}, Val: 30},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "reserved", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 128},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 128},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "key", TypeSize: 8}}},
 	}}},
 	{Key: StructKey{Name: "mptcp_mp_join_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_join_option", TypeSize: 3}, Fields: []Type{
@@ -31112,7 +31112,7 @@ var structDescs_386 = []*KeyedStruct{
 	{Key: StructKey{Name: "tcf_em_nbyte"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tcf_em_nbyte", IsVarlen: true}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "off", TypeSize: 4}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}, BitSize: 8, Path: []string{"payload"}},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "tcf_layers", FldName: "layer", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 1}, Vals: []uint64{0, 1, 2}, BitMask: true},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "tcf_layers", FldName: "layer", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 1}, Vals: []uint64{0, 1, 2}, BitMask: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Kind: 1, RangeEnd: 10},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "tcf_ematch_hdr[TCF_EM_CANID]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tcf_ematch_hdr[TCF_EM_CANID]", TypeSize: 8}, Fields: []Type{
@@ -64630,4 +64630,4 @@ var consts_386 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_386 = "cc6f101a65fac2de63d31a88f23e0e89b08a418d"
+const revision_386 = "0d4392ec4bbaac733d89638f89c5f5e4c3b6d173"
diff --git a/sys/linux/gen/amd64.go b/sys/linux/gen/amd64.go
index 0dd166254..77126a6b3 100644
--- a/sys/linux/gen/amd64.go
+++ b/sys/linux/gen/amd64.go
@@ -7761,7 +7761,7 @@ var structDescs_amd64 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "K"}, BitfieldOff: 2, BitfieldLen: 1, BitfieldUnit: 2}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "S"}, BitfieldOff: 3, BitfieldLen: 1, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "reserved", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 9, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 2}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 1}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "protocol", TypeSize: 2}, ArgFormat: 1}, Val: 2048},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "add", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16be", TypeSize: 2}, ArgFormat: 1}}, Kind: 1, RangeEnd: 3},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}},
@@ -7772,7 +7772,7 @@ var structDescs_amd64 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "K"}, BitfieldOff: 2, BitfieldLen: 1, BitfieldUnit: 2}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "S"}, BitfieldOff: 3, BitfieldLen: 1, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "reserved", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 9, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 2}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 1}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "protocol", TypeSize: 2}, ArgFormat: 1}, Val: 34525},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "add", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16be", TypeSize: 2}, ArgFormat: 1}}, Kind: 1, RangeEnd: 3},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}},
@@ -13416,7 +13416,7 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "type", TypeSize: 1}}, Val: 30},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "reserved", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 4},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 4},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mac", IsVarlen: true}, Kind: 1, RangeEnd: 20},
 	}}},
 	{Key: StructKey{Name: "mptcp_add_addr_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_add_addr_option", IsVarlen: true}, Fields: []Type{
@@ -13443,11 +13443,11 @@ var structDescs_amd64 = []*KeyedStruct{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "data", IsVarlen: true}, Kind: 1, RangeEnd: 16},
 	}}},
-	{Key: StructKey{Name: "mptcp_mp_fclose_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_fclose_option", TypeSize: 13}, Fields: []Type{
+	{Key: StructKey{Name: "mptcp_mp_fclose_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_fclose_option", TypeSize: 12}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "type", TypeSize: 1}}, Val: 30},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "reserved", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 128},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 128},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "key", TypeSize: 8}}},
 	}}},
 	{Key: StructKey{Name: "mptcp_mp_join_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_join_option", TypeSize: 3}, Fields: []Type{
@@ -31693,7 +31693,7 @@ var structDescs_amd64 = []*KeyedStruct{
 	{Key: StructKey{Name: "tcf_em_nbyte"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tcf_em_nbyte", IsVarlen: true}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "off", TypeSize: 4}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}, BitSize: 8, Path: []string{"payload"}},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "tcf_layers", FldName: "layer", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 1}, Vals: []uint64{0, 1, 2}, BitMask: true},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "tcf_layers", FldName: "layer", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 1}, Vals: []uint64{0, 1, 2}, BitMask: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Kind: 1, RangeEnd: 10},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "tcf_ematch_hdr[TCF_EM_CANID]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tcf_ematch_hdr[TCF_EM_CANID]", TypeSize: 8}, Fields: []Type{
@@ -65435,4 +65435,4 @@ var consts_amd64 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_amd64 = "74eafcb0c0ca96ccc7f9528fd6feb5d29dfa6dd1"
+const revision_amd64 = "eb04764429761ca53fcd5fb6aabeb588d7179d24"
diff --git a/sys/linux/gen/arm.go b/sys/linux/gen/arm.go
index 810d4a8a1..9aaaab428 100644
--- a/sys/linux/gen/arm.go
+++ b/sys/linux/gen/arm.go
@@ -7661,7 +7661,7 @@ var structDescs_arm = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "K"}, BitfieldOff: 2, BitfieldLen: 1, BitfieldUnit: 2}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "S"}, BitfieldOff: 3, BitfieldLen: 1, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "reserved", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 9, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 2}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 1}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "protocol", TypeSize: 2}, ArgFormat: 1}, Val: 2048},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "add", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16be", TypeSize: 2}, ArgFormat: 1}}, Kind: 1, RangeEnd: 3},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}},
@@ -7672,7 +7672,7 @@ var structDescs_arm = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "K"}, BitfieldOff: 2, BitfieldLen: 1, BitfieldUnit: 2}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "S"}, BitfieldOff: 3, BitfieldLen: 1, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "reserved", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 9, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 2}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 1}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "protocol", TypeSize: 2}, ArgFormat: 1}, Val: 34525},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "add", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16be", TypeSize: 2}, ArgFormat: 1}}, Kind: 1, RangeEnd: 3},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}},
@@ -13104,7 +13104,7 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "type", TypeSize: 1}}, Val: 30},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "reserved", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 4},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 4},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mac", IsVarlen: true}, Kind: 1, RangeEnd: 20},
 	}}},
 	{Key: StructKey{Name: "mptcp_add_addr_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_add_addr_option", IsVarlen: true}, Fields: []Type{
@@ -13131,11 +13131,11 @@ var structDescs_arm = []*KeyedStruct{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "data", IsVarlen: true}, Kind: 1, RangeEnd: 16},
 	}}},
-	{Key: StructKey{Name: "mptcp_mp_fclose_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_fclose_option", TypeSize: 13}, Fields: []Type{
+	{Key: StructKey{Name: "mptcp_mp_fclose_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_fclose_option", TypeSize: 12}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "type", TypeSize: 1}}, Val: 30},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "reserved", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 128},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 128},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "key", TypeSize: 8}}},
 	}}},
 	{Key: StructKey{Name: "mptcp_mp_join_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_join_option", TypeSize: 3}, Fields: []Type{
@@ -30993,7 +30993,7 @@ var structDescs_arm = []*KeyedStruct{
 	{Key: StructKey{Name: "tcf_em_nbyte"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tcf_em_nbyte", IsVarlen: true}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "off", TypeSize: 4}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}, BitSize: 8, Path: []string{"payload"}},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "tcf_layers", FldName: "layer", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 1}, Vals: []uint64{0, 1, 2}, BitMask: true},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "tcf_layers", FldName: "layer", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 1}, Vals: []uint64{0, 1, 2}, BitMask: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Kind: 1, RangeEnd: 10},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "tcf_ematch_hdr[TCF_EM_CANID]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tcf_ematch_hdr[TCF_EM_CANID]", TypeSize: 8}, Fields: []Type{
@@ -64281,4 +64281,4 @@ var consts_arm = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_arm = "18e2489321cb5ffa6546476847215e9e7ca0789d"
+const revision_arm = "c6c8b3b4764946adce979969e9a8525843642a3a"
diff --git a/sys/linux/gen/arm64.go b/sys/linux/gen/arm64.go
index 2b173d203..2bd2a02fd 100644
--- a/sys/linux/gen/arm64.go
+++ b/sys/linux/gen/arm64.go
@@ -7761,7 +7761,7 @@ var structDescs_arm64 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "K"}, BitfieldOff: 2, BitfieldLen: 1, BitfieldUnit: 2}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "S"}, BitfieldOff: 3, BitfieldLen: 1, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "reserved", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 9, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 2}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 1}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "protocol", TypeSize: 2}, ArgFormat: 1}, Val: 2048},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "add", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16be", TypeSize: 2}, ArgFormat: 1}}, Kind: 1, RangeEnd: 3},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}},
@@ -7772,7 +7772,7 @@ var structDescs_arm64 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "K"}, BitfieldOff: 2, BitfieldLen: 1, BitfieldUnit: 2}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "S"}, BitfieldOff: 3, BitfieldLen: 1, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "reserved", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 9, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 2}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 1}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "protocol", TypeSize: 2}, ArgFormat: 1}, Val: 34525},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "add", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16be", TypeSize: 2}, ArgFormat: 1}}, Kind: 1, RangeEnd: 3},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}},
@@ -13225,7 +13225,7 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "type", TypeSize: 1}}, Val: 30},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "reserved", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 1},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 1},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mac", IsVarlen: true}, Kind: 1, RangeEnd: 20},
 	}}},
 	{Key: StructKey{Name: "mptcp_add_addr_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_add_addr_option", IsVarlen: true}, Fields: []Type{
@@ -13252,11 +13252,11 @@ var structDescs_arm64 = []*KeyedStruct{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "data", IsVarlen: true}, Kind: 1, RangeEnd: 16},
 	}}},
-	{Key: StructKey{Name: "mptcp_mp_fclose_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_fclose_option", TypeSize: 13}, Fields: []Type{
+	{Key: StructKey{Name: "mptcp_mp_fclose_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_fclose_option", TypeSize: 12}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "type", TypeSize: 1}}, Val: 30},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "reserved", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 1},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 1},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "key", TypeSize: 8}}},
 	}}},
 	{Key: StructKey{Name: "mptcp_mp_join_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_join_option", TypeSize: 3}, Fields: []Type{
@@ -31502,7 +31502,7 @@ var structDescs_arm64 = []*KeyedStruct{
 	{Key: StructKey{Name: "tcf_em_nbyte"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tcf_em_nbyte", IsVarlen: true}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "off", TypeSize: 4}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}, BitSize: 8, Path: []string{"payload"}},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "tcf_layers", FldName: "layer", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 1}, Vals: []uint64{0, 1, 2}, BitMask: true},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "tcf_layers", FldName: "layer", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 1}, Vals: []uint64{0, 1, 2}, BitMask: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Kind: 1, RangeEnd: 10},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "tcf_ematch_hdr[TCF_EM_CANID]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tcf_ematch_hdr[TCF_EM_CANID]", TypeSize: 8}, Fields: []Type{
@@ -64780,4 +64780,4 @@ var consts_arm64 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_arm64 = "cb2f773b88e26b31e1a95dbe32f2b4ece1160224"
+const revision_arm64 = "9a88f89d9203cd30cc87f029af17698109aee181"
diff --git a/sys/linux/gen/mips64le.go b/sys/linux/gen/mips64le.go
index 5f84d3c47..4635c53cc 100644
--- a/sys/linux/gen/mips64le.go
+++ b/sys/linux/gen/mips64le.go
@@ -7758,7 +7758,7 @@ var structDescs_mips64le = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "K"}, BitfieldOff: 2, BitfieldLen: 1, BitfieldUnit: 2}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "S"}, BitfieldOff: 3, BitfieldLen: 1, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "reserved", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 9, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 2}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 1}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "protocol", TypeSize: 2}, ArgFormat: 1}, Val: 2048},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "add", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16be", TypeSize: 2}, ArgFormat: 1}}, Kind: 1, RangeEnd: 3},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}},
@@ -7769,7 +7769,7 @@ var structDescs_mips64le = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "K"}, BitfieldOff: 2, BitfieldLen: 1, BitfieldUnit: 2}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "S"}, BitfieldOff: 3, BitfieldLen: 1, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "reserved", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 9, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 2}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 1}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "protocol", TypeSize: 2}, ArgFormat: 1}, Val: 34525},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "add", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16be", TypeSize: 2}, ArgFormat: 1}}, Kind: 1, RangeEnd: 3},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}},
@@ -13169,7 +13169,7 @@ var structDescs_mips64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "type", TypeSize: 1}}, Val: 1},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "reserved", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 1},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 1},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mac", IsVarlen: true}, Kind: 1, RangeEnd: 20},
 	}}},
 	{Key: StructKey{Name: "mptcp_add_addr_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_add_addr_option", IsVarlen: true}, Fields: []Type{
@@ -13196,11 +13196,11 @@ var structDescs_mips64le = []*KeyedStruct{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "data", IsVarlen: true}, Kind: 1, RangeEnd: 16},
 	}}},
-	{Key: StructKey{Name: "mptcp_mp_fclose_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_fclose_option", TypeSize: 13}, Fields: []Type{
+	{Key: StructKey{Name: "mptcp_mp_fclose_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_fclose_option", TypeSize: 12}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "type", TypeSize: 1}}, Val: 1},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "reserved", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 1},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 1},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "key", TypeSize: 8}}},
 	}}},
 	{Key: StructKey{Name: "mptcp_mp_join_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_join_option", TypeSize: 3}, Fields: []Type{
@@ -31446,7 +31446,7 @@ var structDescs_mips64le = []*KeyedStruct{
 	{Key: StructKey{Name: "tcf_em_nbyte"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tcf_em_nbyte", IsVarlen: true}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "off", TypeSize: 4}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}, BitSize: 8, Path: []string{"payload"}},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "tcf_layers", FldName: "layer", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 1}, Vals: []uint64{0, 1, 2}, BitMask: true},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "tcf_layers", FldName: "layer", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 1}, Vals: []uint64{0, 1, 2}, BitMask: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Kind: 1, RangeEnd: 10},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "tcf_ematch_hdr[TCF_EM_CANID]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tcf_ematch_hdr[TCF_EM_CANID]", TypeSize: 8}, Fields: []Type{
@@ -62403,4 +62403,4 @@ var consts_mips64le = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_mips64le = "e30e488863e64449c22eb4b67bc13666ac1f1fe1"
+const revision_mips64le = "a2d4e66989dfea9cb51366da4ef24d8aa44ee369"
diff --git a/sys/linux/gen/ppc64le.go b/sys/linux/gen/ppc64le.go
index 35cf01647..914dd6a79 100644
--- a/sys/linux/gen/ppc64le.go
+++ b/sys/linux/gen/ppc64le.go
@@ -7760,7 +7760,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "K"}, BitfieldOff: 2, BitfieldLen: 1, BitfieldUnit: 2}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "S"}, BitfieldOff: 3, BitfieldLen: 1, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "reserved", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 9, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 2}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 1}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "protocol", TypeSize: 2}, ArgFormat: 1}, Val: 2048},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "add", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16be", TypeSize: 2}, ArgFormat: 1}}, Kind: 1, RangeEnd: 3},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}},
@@ -7771,7 +7771,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "K"}, BitfieldOff: 2, BitfieldLen: 1, BitfieldUnit: 2}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "S"}, BitfieldOff: 3, BitfieldLen: 1, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "reserved", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 9, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 2}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "version", TypeSize: 1}, BitfieldOff: 5, BitfieldLen: 3, BitfieldUnit: 2}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "protocol", TypeSize: 2}, ArgFormat: 1}, Val: 34525},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "add", IsVarlen: true}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16be", TypeSize: 2}, ArgFormat: 1}}, Kind: 1, RangeEnd: 3},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}},
@@ -13171,7 +13171,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "type", TypeSize: 1}}, Val: 30},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "reserved", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 4},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 4},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mac", IsVarlen: true}, Kind: 1, RangeEnd: 20},
 	}}},
 	{Key: StructKey{Name: "mptcp_add_addr_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_add_addr_option", IsVarlen: true}, Fields: []Type{
@@ -13198,11 +13198,11 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "data", IsVarlen: true}, Kind: 1, RangeEnd: 16},
 	}}},
-	{Key: StructKey{Name: "mptcp_mp_fclose_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_fclose_option", TypeSize: 13}, Fields: []Type{
+	{Key: StructKey{Name: "mptcp_mp_fclose_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_fclose_option", TypeSize: 12}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "type", TypeSize: 1}}, Val: 30},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "length", TypeSize: 1}}, Path: []string{"parent"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "reserved", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 128},
+		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "subtype", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 2}, Val: 128},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "key", TypeSize: 8}}},
 	}}},
 	{Key: StructKey{Name: "mptcp_mp_join_option"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "mptcp_mp_join_option", TypeSize: 3}, Fields: []Type{
@@ -31448,7 +31448,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 	{Key: StructKey{Name: "tcf_em_nbyte"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tcf_em_nbyte", IsVarlen: true}, Fields: []Type{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "off", TypeSize: 4}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 1}, BitfieldLen: 12, BitfieldUnit: 2}, BitSize: 8, Path: []string{"payload"}},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "tcf_layers", FldName: "layer", TypeSize: 2}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 1}, Vals: []uint64{0, 1, 2}, BitMask: true},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "tcf_layers", FldName: "layer", TypeSize: 1}, BitfieldOff: 4, BitfieldLen: 4, BitfieldUnit: 1}, Vals: []uint64{0, 1, 2}, BitMask: true},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "payload", IsVarlen: true}, Kind: 1, RangeEnd: 10},
 	}, AlignAttr: 4}},
 	{Key: StructKey{Name: "tcf_ematch_hdr[TCF_EM_CANID]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "tcf_ematch_hdr[TCF_EM_CANID]", TypeSize: 8}, Fields: []Type{
@@ -64739,4 +64739,4 @@ var consts_ppc64le = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_ppc64le = "ee85a48477e284c86828f0cb2452ed8eb70d26ca"
+const revision_ppc64le = "0833234cf27edc25e52ccb55a897cc4f1309885a"