sys/linux: fix sigset_t/sigaction layout on arm

Update #590

6 files changed, 215 insertions, 211 deletions

diff --git a/sys/linux/gen/386.go b/sys/linux/gen/386.go
index b3b8b27fb..4db12be90 100644
--- a/sys/linux/gen/386.go
+++ b/sys/linux/gen/386.go
@@ -1194,7 +1194,7 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "code", TypeSize: 1}}, Val: 133},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "regs", TypeSize: 1}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "off", TypeSize: 2}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "func", TypeSize: 4}}, Kind: 1, RangeEnd: 117},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "func", TypeSize: 4}}, Kind: 1, RangeEnd: 118},
 	}}},
 	{Key: StructKey{Name: "bpf_insn_exit"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_insn_exit", TypeSize: 8}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "code", TypeSize: 1}}, Val: 149},
@@ -35907,16 +35907,16 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "shm_unused3", TypeSize: 4}}},
 	}}},
 	{Key: StructKey{Name: "sigaction"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 20}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "handler", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
-		&StructType{Key: StructKey{Name: "sigset"}, FldName: "mask"},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "flags", TypeSize: 4}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "restor", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_handler", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "sa_flags", TypeSize: 4}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_restorer", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&StructType{Key: StructKey{Name: "sigset_t"}, FldName: "sa_mask"},
 	}}},
 	{Key: StructKey{Name: "sigaction", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 20, ArgDir: 1}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "handler", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
-		&StructType{Key: StructKey{Name: "sigset", Dir: 1}, FldName: "mask"},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "flags", TypeSize: 4, ArgDir: 1}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "restor", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_handler", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "sa_flags", TypeSize: 4, ArgDir: 1}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_restorer", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&StructType{Key: StructKey{Name: "sigset_t", Dir: 1}, FldName: "sa_mask"},
 	}}},
 	{Key: StructKey{Name: "sigevent"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigevent", TypeSize: 64}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "val", TypeSize: 4}}},
@@ -35954,18 +35954,18 @@ var structDescs_386 = []*KeyedStruct{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "sig_size", TypeSize: 2}, ArgFormat: 1}, BitSize: 8, Path: []string{"sig"}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "sig", IsVarlen: true}},
 	}}},
-	{Key: StructKey{Name: "sigset"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8}}},
+	{Key: StructKey{Name: "sigset_size"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_size", TypeSize: 8}, Fields: []Type{
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ss", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 2}}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Path: []string{"ss"}},
 	}}},
-	{Key: StructKey{Name: "sigset", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8, ArgDir: 1}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8, ArgDir: 1}}},
+	{Key: StructKey{Name: "sigset_t"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 4}}}, Kind: 1, RangeBegin: 2, RangeEnd: 2},
 	}}},
-	{Key: StructKey{Name: "sigset", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8, ArgDir: 2}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8, ArgDir: 2}}},
+	{Key: StructKey{Name: "sigset_t", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8, ArgDir: 1}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8, ArgDir: 1}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 4, ArgDir: 1}}}, Kind: 1, RangeBegin: 2, RangeEnd: 2},
 	}}},
-	{Key: StructKey{Name: "sigset_size"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_size", TypeSize: 8}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ss", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 2}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Path: []string{"ss"}},
+	{Key: StructKey{Name: "sigset_t", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8, ArgDir: 2}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8, ArgDir: 2}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 4, ArgDir: 2}}}, Kind: 1, RangeBegin: 2, RangeEnd: 2},
 	}}},
 	{Key: StructKey{Name: "sit_policy"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sit_policy", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[IFLA_IPTUN_PROTO, int16], const[IPPROTO_IPV6, int8]]"}, FldName: "IFLA_IPTUN_PROTO"},
@@ -43797,26 +43797,26 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 4}}, IsPad: true},
 		&StructType{Key: StructKey{Name: "align64[intptr]"}, FldName: "filter"},
 	}}},
-	{Key: StructKey{Name: "xt_bpf_info_bytecode"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_bytecode", TypeSize: 524}, Fields: []Type{
+	{Key: StructKey{Name: "xt_bpf_info_bytecode"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_bytecode", TypeSize: 528}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "mode", TypeSize: 2}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "bpf_program_num_elem", TypeSize: 2}}, Kind: 1, RangeEnd: 64},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "fd", TypeSize: 4}}},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "bpf_program", TypeSize: 512}, Type: &StructType{Key: StructKey{Name: "sock_filter"}}, Kind: 1, RangeBegin: 64, RangeEnd: 64},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "filter", TypeSize: 4}}},
+		&StructType{Key: StructKey{Name: "align64[intptr]"}, FldName: "filter"},
 	}}},
 	{Key: StructKey{Name: "xt_bpf_info_fd"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_fd", TypeSize: 8}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "mode", TypeSize: 2}}, Val: 2},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "bpf_program_num_elem", TypeSize: 2}}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_bpf_prog", FldName: "fd", TypeSize: 4}},
 	}}},
-	{Key: StructKey{Name: "xt_bpf_info_pinned"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_pinned", TypeSize: 524}, Fields: []Type{
+	{Key: StructKey{Name: "xt_bpf_info_pinned"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_pinned", TypeSize: 528}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "mode", TypeSize: 2}}, Val: 1},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "bpf_program_num_elem", TypeSize: 2}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "fd", TypeSize: 4}}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "path", TypeSize: 512}, Kind: 3},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "filter", TypeSize: 4}}},
+		&StructType{Key: StructKey{Name: "align64[intptr]"}, FldName: "filter"},
 	}}},
-	{Key: StructKey{Name: "xt_bpf_info_v1"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_v1", TypeSize: 524}, Fields: []Type{
+	{Key: StructKey{Name: "xt_bpf_info_v1"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_v1", TypeSize: 528}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "xt_bpf_info_bytecode"}, FldName: "bytecode"},
 		&StructType{Key: StructKey{Name: "xt_bpf_info_pinned"}, FldName: "pinned"},
 		&StructType{Key: StructKey{Name: "xt_bpf_info_fd"}, FldName: "fd"},
@@ -44390,7 +44390,7 @@ var structDescs_386 = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "xt_entry_match[\"bpf\", 0]"}, FldName: "header"},
 		&StructType{Key: StructKey{Name: "xt_bpf_info"}, FldName: "data"},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "xt_entry_match_t[\"bpf\", xt_bpf_info_v1, 1]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_entry_match_t[\"bpf\", xt_bpf_info_v1, 1]", TypeSize: 556}, Fields: []Type{
+	{Key: StructKey{Name: "xt_entry_match_t[\"bpf\", xt_bpf_info_v1, 1]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_entry_match_t[\"bpf\", xt_bpf_info_v1, 1]", TypeSize: 560}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "xt_entry_match[\"bpf\", 1]"}, FldName: "header"},
 		&UnionType{Key: StructKey{Name: "xt_bpf_info_v1"}, FldName: "data"},
 	}, AlignAttr: 4}},
@@ -46494,7 +46494,7 @@ var syscalls_386 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "events", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", ArgDir: 1, IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "epoll_event", Dir: 1}}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "maxevents", TypeSize: 4}}, Path: []string{"events"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "timeout", TypeSize: 4}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 4}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 256, Name: "epoll_wait", CallName: "epoll_wait", Args: []Type{
@@ -48639,7 +48639,7 @@ var syscalls_386 = []*Syscall{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "to_submit", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "min_complete", TypeSize: 4}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "io_uring_enter_flags", FldName: "flags", TypeSize: 4}}, Vals: []uint64{1, 2}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 4}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 427, Name: "io_uring_register$IORING_REGISTER_BUFFERS", CallName: "io_uring_register", Args: []Type{
@@ -56446,7 +56446,7 @@ var syscalls_386 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fds", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "pollfd"}}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nfds", TypeSize: 4}}, Path: []string{"fds"}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "tsp", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "timespec"}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 4}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 172, Name: "prctl$PR_CAPBSET_DROP", CallName: "prctl", MissingArgs: 2, Args: []Type{
@@ -57139,16 +57139,16 @@ var syscalls_386 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "act", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigaction"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oact", TypeSize: 4, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigaction", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 4}}, Path: []string{"fake"}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fake", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fake", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 	}},
 	{NR: 176, Name: "rt_sigpending", CallName: "rt_sigpending", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "set", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "set", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 4}}, Path: []string{"set"}},
 	}},
 	{NR: 175, Name: "rt_sigprocmask", CallName: "rt_sigprocmask", Args: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigprocmask_how", FldName: "how", TypeSize: 4}}, Vals: []uint64{0, 1, 2}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "nset", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oset", TypeSize: 4, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "nset", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oset", TypeSize: 4, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 4}}, Path: []string{"nset"}},
 	}},
 	{NR: 178, Name: "rt_sigqueueinfo", CallName: "rt_sigqueueinfo", Args: []Type{
@@ -57158,11 +57158,11 @@ var syscalls_386 = []*Syscall{
 	}},
 	{NR: 173, Name: "rt_sigreturn", CallName: "rt_sigreturn"},
 	{NR: 179, Name: "rt_sigsuspend", CallName: "rt_sigsuspend", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "new", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "new", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 4}}, Path: []string{"new"}},
 	}},
 	{NR: 177, Name: "rt_sigtimedwait", CallName: "rt_sigtimedwait", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "these", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "these", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 4, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "siginfo", Dir: 1}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ts", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "timespec"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 4}}, Path: []string{"these"}},
@@ -60894,12 +60894,12 @@ var syscalls_386 = []*Syscall{
 	}},
 	{NR: 321, Name: "signalfd", CallName: "signalfd", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 4}}, Path: []string{"mask"}},
 	}, Ret: &ResourceType{TypeCommon: TypeCommon{TypeName: "fd_signal", FldName: "ret", TypeSize: 4, ArgDir: 1}}},
 	{NR: 327, Name: "signalfd4", CallName: "signalfd4", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 4}}, Path: []string{"mask"}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalfd_flags", FldName: "flags", TypeSize: 4}}, Vals: []uint64{2048, 524288}, BitMask: true},
 	}, Ret: &ResourceType{TypeCommon: TypeCommon{TypeName: "fd_signal", FldName: "ret", TypeSize: 4, ArgDir: 1}}},
@@ -72524,7 +72524,8 @@ var consts_386 = []ConstValue{
 	{Name: "_LINUX_CAPABILITY_VERSION_1", Value: 429392688},
 	{Name: "_LINUX_CAPABILITY_VERSION_2", Value: 537333798},
 	{Name: "_LINUX_CAPABILITY_VERSION_3", Value: 537396514},
-	{Name: "__BPF_FUNC_MAX_ID", Value: 117},
+	{Name: "_NSIG_WORDS", Value: 2},
+	{Name: "__BPF_FUNC_MAX_ID", Value: 118},
 	{Name: "__MAX_BPF_REG", Value: 11},
 	{Name: "__NR_accept4", Value: 364},
 	{Name: "__NR_acct", Value: 51},
@@ -72847,4 +72848,4 @@ var consts_386 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_386 = "575b644985ec4a57d693be09a2f099400fc44dcf"
+const revision_386 = "ec77feb1d3dcbd9e65779f1445480bccfdbffc07"
diff --git a/sys/linux/gen/amd64.go b/sys/linux/gen/amd64.go
index 696ddeeff..29a24f526 100644
--- a/sys/linux/gen/amd64.go
+++ b/sys/linux/gen/amd64.go
@@ -1205,7 +1205,7 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "code", TypeSize: 1}}, Val: 133},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "regs", TypeSize: 1}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "off", TypeSize: 2}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "func", TypeSize: 4}}, Kind: 1, RangeEnd: 117},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "func", TypeSize: 4}}, Kind: 1, RangeEnd: 118},
 	}}},
 	{Key: StructKey{Name: "bpf_insn_exit"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_insn_exit", TypeSize: 8}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "code", TypeSize: 1}}, Val: 149},
@@ -36558,16 +36558,16 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "shm_unused3", TypeSize: 8}}},
 	}}},
 	{Key: StructKey{Name: "sigaction"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 32}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
-		&StructType{Key: StructKey{Name: "sigset"}, FldName: "mask"},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "restor", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "sa_flags", TypeSize: 8}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_restorer", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&StructType{Key: StructKey{Name: "sigset_t"}, FldName: "sa_mask"},
 	}}},
 	{Key: StructKey{Name: "sigaction", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 32, ArgDir: 1}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
-		&StructType{Key: StructKey{Name: "sigset", Dir: 1}, FldName: "mask"},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "flags", TypeSize: 8, ArgDir: 1}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "restor", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "sa_flags", TypeSize: 8, ArgDir: 1}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_restorer", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&StructType{Key: StructKey{Name: "sigset_t", Dir: 1}, FldName: "sa_mask"},
 	}}},
 	{Key: StructKey{Name: "sigevent"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigevent", TypeSize: 64}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "val", TypeSize: 8}}},
@@ -36605,18 +36605,18 @@ var structDescs_amd64 = []*KeyedStruct{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "sig_size", TypeSize: 2}, ArgFormat: 1}, BitSize: 8, Path: []string{"sig"}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "sig", IsVarlen: true}},
 	}}},
-	{Key: StructKey{Name: "sigset"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8}}},
+	{Key: StructKey{Name: "sigset_size"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_size", TypeSize: 16}, Fields: []Type{
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ss", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 2}}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Path: []string{"ss"}},
 	}}},
-	{Key: StructKey{Name: "sigset", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8, ArgDir: 1}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8, ArgDir: 1}}},
+	{Key: StructKey{Name: "sigset_t"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 8}}}, Kind: 1, RangeBegin: 1, RangeEnd: 1},
 	}}},
-	{Key: StructKey{Name: "sigset", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8, ArgDir: 2}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8, ArgDir: 2}}},
+	{Key: StructKey{Name: "sigset_t", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8, ArgDir: 1}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8, ArgDir: 1}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 8, ArgDir: 1}}}, Kind: 1, RangeBegin: 1, RangeEnd: 1},
 	}}},
-	{Key: StructKey{Name: "sigset_size"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_size", TypeSize: 16}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ss", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 2}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Path: []string{"ss"}},
+	{Key: StructKey{Name: "sigset_t", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8, ArgDir: 2}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8, ArgDir: 2}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 8, ArgDir: 2}}}, Kind: 1, RangeBegin: 1, RangeEnd: 1},
 	}}},
 	{Key: StructKey{Name: "sit_policy"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sit_policy", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[IFLA_IPTUN_PROTO, int16], const[IPPROTO_IPV6, int8]]"}, FldName: "IFLA_IPTUN_PROTO"},
@@ -44543,7 +44543,7 @@ var structDescs_amd64 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "bpf_program_num_elem", TypeSize: 2}}, Kind: 1, RangeEnd: 64},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "fd", TypeSize: 4}}},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "bpf_program", TypeSize: 512}, Type: &StructType{Key: StructKey{Name: "sock_filter"}}, Kind: 1, RangeBegin: 64, RangeEnd: 64},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "filter", TypeSize: 8}}},
+		&StructType{Key: StructKey{Name: "align64[intptr]"}, FldName: "filter"},
 	}}},
 	{Key: StructKey{Name: "xt_bpf_info_fd"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_fd", TypeSize: 8}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "mode", TypeSize: 2}}, Val: 2},
@@ -44555,7 +44555,7 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "bpf_program_num_elem", TypeSize: 2}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "fd", TypeSize: 4}}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "path", TypeSize: 512}, Kind: 3},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "filter", TypeSize: 8}}},
+		&StructType{Key: StructKey{Name: "align64[intptr]"}, FldName: "filter"},
 	}}},
 	{Key: StructKey{Name: "xt_bpf_info_v1"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_v1", TypeSize: 528}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "xt_bpf_info_bytecode"}, FldName: "bytecode"},
@@ -47357,7 +47357,7 @@ var syscalls_amd64 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "events", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", ArgDir: 1, IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "epoll_event", Dir: 1}}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "maxevents", TypeSize: 8}}, Path: []string{"events"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "timeout", TypeSize: 4}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 232, Name: "epoll_wait", CallName: "epoll_wait", Args: []Type{
@@ -49492,7 +49492,7 @@ var syscalls_amd64 = []*Syscall{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "to_submit", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "min_complete", TypeSize: 4}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "io_uring_enter_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{1, 2}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 427, Name: "io_uring_register$IORING_REGISTER_BUFFERS", CallName: "io_uring_register", Args: []Type{
@@ -57336,7 +57336,7 @@ var syscalls_amd64 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fds", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "pollfd"}}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nfds", TypeSize: 8}}, Path: []string{"fds"}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "tsp", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "timespec"}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 157, Name: "prctl$PR_CAPBSET_DROP", CallName: "prctl", MissingArgs: 2, Args: []Type{
@@ -58029,16 +58029,16 @@ var syscalls_amd64 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "act", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigaction"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oact", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigaction", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"fake"}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fake", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fake", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 	}},
 	{NR: 127, Name: "rt_sigpending", CallName: "rt_sigpending", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "set", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "set", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"set"}},
 	}},
 	{NR: 14, Name: "rt_sigprocmask", CallName: "rt_sigprocmask", Args: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigprocmask_how", FldName: "how", TypeSize: 8}}, Vals: []uint64{0, 1, 2}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "nset", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oset", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "nset", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oset", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"nset"}},
 	}},
 	{NR: 129, Name: "rt_sigqueueinfo", CallName: "rt_sigqueueinfo", Args: []Type{
@@ -58048,11 +58048,11 @@ var syscalls_amd64 = []*Syscall{
 	}},
 	{NR: 15, Name: "rt_sigreturn", CallName: "rt_sigreturn"},
 	{NR: 130, Name: "rt_sigsuspend", CallName: "rt_sigsuspend", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "new", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "new", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"new"}},
 	}},
 	{NR: 128, Name: "rt_sigtimedwait", CallName: "rt_sigtimedwait", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "these", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "these", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "siginfo", Dir: 1}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ts", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "timespec"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"these"}},
@@ -61789,12 +61789,12 @@ var syscalls_amd64 = []*Syscall{
 	}},
 	{NR: 282, Name: "signalfd", CallName: "signalfd", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"mask"}},
 	}, Ret: &ResourceType{TypeCommon: TypeCommon{TypeName: "fd_signal", FldName: "ret", TypeSize: 4, ArgDir: 1}}},
 	{NR: 289, Name: "signalfd4", CallName: "signalfd4", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"mask"}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalfd_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{2048, 524288}, BitMask: true},
 	}, Ret: &ResourceType{TypeCommon: TypeCommon{TypeName: "fd_signal", FldName: "ret", TypeSize: 4, ArgDir: 1}}},
@@ -73431,7 +73431,8 @@ var consts_amd64 = []ConstValue{
 	{Name: "_LINUX_CAPABILITY_VERSION_1", Value: 429392688},
 	{Name: "_LINUX_CAPABILITY_VERSION_2", Value: 537333798},
 	{Name: "_LINUX_CAPABILITY_VERSION_3", Value: 537396514},
-	{Name: "__BPF_FUNC_MAX_ID", Value: 117},
+	{Name: "_NSIG_WORDS", Value: 1},
+	{Name: "__BPF_FUNC_MAX_ID", Value: 118},
 	{Name: "__MAX_BPF_REG", Value: 11},
 	{Name: "__NR_accept", Value: 43},
 	{Name: "__NR_accept4", Value: 288},
@@ -73752,4 +73753,4 @@ var consts_amd64 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_amd64 = "586ef990cdf060dcbb6a05f58222de9128a15319"
+const revision_amd64 = "b1385c2034cc0bcfde8a1cd1e08575f9d1e51071"
diff --git a/sys/linux/gen/arm.go b/sys/linux/gen/arm.go
index ac0603990..07e099d1e 100644
--- a/sys/linux/gen/arm.go
+++ b/sys/linux/gen/arm.go
@@ -1201,7 +1201,7 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "code", TypeSize: 1}}, Val: 133},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "regs", TypeSize: 1}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "off", TypeSize: 2}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "func", TypeSize: 4}}, Kind: 1, RangeEnd: 117},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "func", TypeSize: 4}}, Kind: 1, RangeEnd: 118},
 	}}},
 	{Key: StructKey{Name: "bpf_insn_exit"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_insn_exit", TypeSize: 8}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "code", TypeSize: 1}}, Val: 149},
@@ -35783,19 +35783,17 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "shm_unused2", TypeSize: 4}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "shm_unused3", TypeSize: 4}}},
 	}}},
-	{Key: StructKey{Name: "sigaction"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 24}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "handler", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 4}}, IsPad: true},
-		&StructType{Key: StructKey{Name: "sigset"}, FldName: "mask"},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "flags", TypeSize: 4}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "restor", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+	{Key: StructKey{Name: "sigaction"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 20}, Fields: []Type{
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_handler", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "sa_flags", TypeSize: 4}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_restorer", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&StructType{Key: StructKey{Name: "sigset_t"}, FldName: "sa_mask"},
 	}}},
-	{Key: StructKey{Name: "sigaction", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 24, ArgDir: 1}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "handler", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
-		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 4}}, IsPad: true},
-		&StructType{Key: StructKey{Name: "sigset", Dir: 1}, FldName: "mask"},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "flags", TypeSize: 4, ArgDir: 1}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "restor", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+	{Key: StructKey{Name: "sigaction", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 20, ArgDir: 1}, Fields: []Type{
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_handler", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "sa_flags", TypeSize: 4, ArgDir: 1}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_restorer", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&StructType{Key: StructKey{Name: "sigset_t", Dir: 1}, FldName: "sa_mask"},
 	}}},
 	{Key: StructKey{Name: "sigevent"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigevent", TypeSize: 64}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "val", TypeSize: 4}}},
@@ -35833,18 +35831,18 @@ var structDescs_arm = []*KeyedStruct{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "sig_size", TypeSize: 2}, ArgFormat: 1}, BitSize: 8, Path: []string{"sig"}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "sig", IsVarlen: true}},
 	}}},
-	{Key: StructKey{Name: "sigset"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8}}},
+	{Key: StructKey{Name: "sigset_size"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_size", TypeSize: 8}, Fields: []Type{
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ss", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 2}}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Path: []string{"ss"}},
 	}}},
-	{Key: StructKey{Name: "sigset", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8, ArgDir: 1}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8, ArgDir: 1}}},
+	{Key: StructKey{Name: "sigset_t"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 4}}}, Kind: 1, RangeBegin: 2, RangeEnd: 2},
 	}}},
-	{Key: StructKey{Name: "sigset", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8, ArgDir: 2}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8, ArgDir: 2}}},
+	{Key: StructKey{Name: "sigset_t", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8, ArgDir: 1}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8, ArgDir: 1}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 4, ArgDir: 1}}}, Kind: 1, RangeBegin: 2, RangeEnd: 2},
 	}}},
-	{Key: StructKey{Name: "sigset_size"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_size", TypeSize: 8}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ss", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 2}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Path: []string{"ss"}},
+	{Key: StructKey{Name: "sigset_t", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8, ArgDir: 2}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8, ArgDir: 2}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 4, ArgDir: 2}}}, Kind: 1, RangeBegin: 2, RangeEnd: 2},
 	}}},
 	{Key: StructKey{Name: "sit_policy"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sit_policy", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[IFLA_IPTUN_PROTO, int16], const[IPPROTO_IPV6, int8]]"}, FldName: "IFLA_IPTUN_PROTO"},
@@ -43673,26 +43671,26 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 4}}, IsPad: true},
 		&StructType{Key: StructKey{Name: "align64[intptr]"}, FldName: "filter"},
 	}}},
-	{Key: StructKey{Name: "xt_bpf_info_bytecode"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_bytecode", TypeSize: 524}, Fields: []Type{
+	{Key: StructKey{Name: "xt_bpf_info_bytecode"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_bytecode", TypeSize: 528}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "mode", TypeSize: 2}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "bpf_program_num_elem", TypeSize: 2}}, Kind: 1, RangeEnd: 64},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "fd", TypeSize: 4}}},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "bpf_program", TypeSize: 512}, Type: &StructType{Key: StructKey{Name: "sock_filter"}}, Kind: 1, RangeBegin: 64, RangeEnd: 64},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "filter", TypeSize: 4}}},
+		&StructType{Key: StructKey{Name: "align64[intptr]"}, FldName: "filter"},
 	}}},
 	{Key: StructKey{Name: "xt_bpf_info_fd"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_fd", TypeSize: 8}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "mode", TypeSize: 2}}, Val: 2},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "bpf_program_num_elem", TypeSize: 2}}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_bpf_prog", FldName: "fd", TypeSize: 4}},
 	}}},
-	{Key: StructKey{Name: "xt_bpf_info_pinned"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_pinned", TypeSize: 524}, Fields: []Type{
+	{Key: StructKey{Name: "xt_bpf_info_pinned"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_pinned", TypeSize: 528}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "mode", TypeSize: 2}}, Val: 1},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "bpf_program_num_elem", TypeSize: 2}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "fd", TypeSize: 4}}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "path", TypeSize: 512}, Kind: 3},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "filter", TypeSize: 4}}},
+		&StructType{Key: StructKey{Name: "align64[intptr]"}, FldName: "filter"},
 	}}},
-	{Key: StructKey{Name: "xt_bpf_info_v1"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_v1", TypeSize: 524}, Fields: []Type{
+	{Key: StructKey{Name: "xt_bpf_info_v1"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_v1", TypeSize: 528}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "xt_bpf_info_bytecode"}, FldName: "bytecode"},
 		&StructType{Key: StructKey{Name: "xt_bpf_info_pinned"}, FldName: "pinned"},
 		&StructType{Key: StructKey{Name: "xt_bpf_info_fd"}, FldName: "fd"},
@@ -44266,7 +44264,7 @@ var structDescs_arm = []*KeyedStruct{
 		&StructType{Key: StructKey{Name: "xt_entry_match[\"bpf\", 0]"}, FldName: "header"},
 		&StructType{Key: StructKey{Name: "xt_bpf_info"}, FldName: "data"},
 	}, AlignAttr: 4}},
-	{Key: StructKey{Name: "xt_entry_match_t[\"bpf\", xt_bpf_info_v1, 1]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_entry_match_t[\"bpf\", xt_bpf_info_v1, 1]", TypeSize: 556}, Fields: []Type{
+	{Key: StructKey{Name: "xt_entry_match_t[\"bpf\", xt_bpf_info_v1, 1]"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_entry_match_t[\"bpf\", xt_bpf_info_v1, 1]", TypeSize: 560}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "xt_entry_match[\"bpf\", 1]"}, FldName: "header"},
 		&UnionType{Key: StructKey{Name: "xt_bpf_info_v1"}, FldName: "data"},
 	}, AlignAttr: 4}},
@@ -46392,7 +46390,7 @@ var syscalls_arm = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "events", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", ArgDir: 1, IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "epoll_event", Dir: 1}}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "maxevents", TypeSize: 4}}, Path: []string{"events"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "timeout", TypeSize: 4}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 4}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 252, Name: "epoll_wait", CallName: "epoll_wait", Args: []Type{
@@ -48524,7 +48522,7 @@ var syscalls_arm = []*Syscall{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "to_submit", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "min_complete", TypeSize: 4}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "io_uring_enter_flags", FldName: "flags", TypeSize: 4}}, Vals: []uint64{1, 2}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 4}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 427, Name: "io_uring_register$IORING_REGISTER_BUFFERS", CallName: "io_uring_register", Args: []Type{
@@ -56183,7 +56181,7 @@ var syscalls_arm = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fds", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "pollfd"}}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nfds", TypeSize: 4}}, Path: []string{"fds"}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "tsp", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "timespec"}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 4}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 172, Name: "prctl$PR_CAPBSET_DROP", CallName: "prctl", MissingArgs: 2, Args: []Type{
@@ -56876,16 +56874,16 @@ var syscalls_arm = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "act", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigaction"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oact", TypeSize: 4, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigaction", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 4}}, Path: []string{"fake"}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fake", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fake", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 	}},
 	{NR: 176, Name: "rt_sigpending", CallName: "rt_sigpending", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "set", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "set", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 4}}, Path: []string{"set"}},
 	}},
 	{NR: 175, Name: "rt_sigprocmask", CallName: "rt_sigprocmask", Args: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigprocmask_how", FldName: "how", TypeSize: 4}}, Vals: []uint64{0, 1, 2}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "nset", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oset", TypeSize: 4, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "nset", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oset", TypeSize: 4, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 4}}, Path: []string{"nset"}},
 	}},
 	{NR: 178, Name: "rt_sigqueueinfo", CallName: "rt_sigqueueinfo", Args: []Type{
@@ -56895,11 +56893,11 @@ var syscalls_arm = []*Syscall{
 	}},
 	{NR: 173, Name: "rt_sigreturn", CallName: "rt_sigreturn"},
 	{NR: 179, Name: "rt_sigsuspend", CallName: "rt_sigsuspend", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "new", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "new", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 4}}, Path: []string{"new"}},
 	}},
 	{NR: 177, Name: "rt_sigtimedwait", CallName: "rt_sigtimedwait", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "these", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "these", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 4, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "siginfo", Dir: 1}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ts", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "timespec"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 4}}, Path: []string{"these"}},
@@ -60632,12 +60630,12 @@ var syscalls_arm = []*Syscall{
 	}},
 	{NR: 349, Name: "signalfd", CallName: "signalfd", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 4}}, Path: []string{"mask"}},
 	}, Ret: &ResourceType{TypeCommon: TypeCommon{TypeName: "fd_signal", FldName: "ret", TypeSize: 4, ArgDir: 1}}},
 	{NR: 355, Name: "signalfd4", CallName: "signalfd4", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 4}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 4}}, Path: []string{"mask"}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalfd_flags", FldName: "flags", TypeSize: 4}}, Vals: []uint64{2048, 524288}, BitMask: true},
 	}, Ret: &ResourceType{TypeCommon: TypeCommon{TypeName: "fd_signal", FldName: "ret", TypeSize: 4, ArgDir: 1}}},
@@ -72185,7 +72183,8 @@ var consts_arm = []ConstValue{
 	{Name: "_LINUX_CAPABILITY_VERSION_1", Value: 429392688},
 	{Name: "_LINUX_CAPABILITY_VERSION_2", Value: 537333798},
 	{Name: "_LINUX_CAPABILITY_VERSION_3", Value: 537396514},
-	{Name: "__BPF_FUNC_MAX_ID", Value: 117},
+	{Name: "_NSIG_WORDS", Value: 2},
+	{Name: "__BPF_FUNC_MAX_ID", Value: 118},
 	{Name: "__MAX_BPF_REG", Value: 11},
 	{Name: "__NR_accept", Value: 285},
 	{Name: "__NR_accept4", Value: 366},
@@ -72498,4 +72497,4 @@ var consts_arm = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_arm = "965b493006692e3ca27f7238d806eb13f55abbf1"
+const revision_arm = "526885416d71d34566bca7e8b2f804e047d51211"
diff --git a/sys/linux/gen/arm64.go b/sys/linux/gen/arm64.go
index 853e84ac2..c12991cb0 100644
--- a/sys/linux/gen/arm64.go
+++ b/sys/linux/gen/arm64.go
@@ -1205,7 +1205,7 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "code", TypeSize: 1}}, Val: 133},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "regs", TypeSize: 1}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "off", TypeSize: 2}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "func", TypeSize: 4}}, Kind: 1, RangeEnd: 117},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "func", TypeSize: 4}}, Kind: 1, RangeEnd: 118},
 	}}},
 	{Key: StructKey{Name: "bpf_insn_exit"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_insn_exit", TypeSize: 8}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "code", TypeSize: 1}}, Val: 149},
@@ -36367,16 +36367,16 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "shm_unused3", TypeSize: 8}}},
 	}}},
 	{Key: StructKey{Name: "sigaction"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 32}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
-		&StructType{Key: StructKey{Name: "sigset"}, FldName: "mask"},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "restor", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "sa_flags", TypeSize: 8}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_restorer", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&StructType{Key: StructKey{Name: "sigset_t"}, FldName: "sa_mask"},
 	}}},
 	{Key: StructKey{Name: "sigaction", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 32, ArgDir: 1}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
-		&StructType{Key: StructKey{Name: "sigset", Dir: 1}, FldName: "mask"},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "flags", TypeSize: 8, ArgDir: 1}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "restor", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "sa_flags", TypeSize: 8, ArgDir: 1}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_restorer", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&StructType{Key: StructKey{Name: "sigset_t", Dir: 1}, FldName: "sa_mask"},
 	}}},
 	{Key: StructKey{Name: "sigevent"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigevent", TypeSize: 64}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "val", TypeSize: 8}}},
@@ -36414,18 +36414,18 @@ var structDescs_arm64 = []*KeyedStruct{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "sig_size", TypeSize: 2}, ArgFormat: 1}, BitSize: 8, Path: []string{"sig"}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "sig", IsVarlen: true}},
 	}}},
-	{Key: StructKey{Name: "sigset"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8}}},
+	{Key: StructKey{Name: "sigset_size"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_size", TypeSize: 16}, Fields: []Type{
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ss", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 2}}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Path: []string{"ss"}},
 	}}},
-	{Key: StructKey{Name: "sigset", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8, ArgDir: 1}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8, ArgDir: 1}}},
+	{Key: StructKey{Name: "sigset_t"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 8}}}, Kind: 1, RangeBegin: 1, RangeEnd: 1},
 	}}},
-	{Key: StructKey{Name: "sigset", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8, ArgDir: 2}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8, ArgDir: 2}}},
+	{Key: StructKey{Name: "sigset_t", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8, ArgDir: 1}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8, ArgDir: 1}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 8, ArgDir: 1}}}, Kind: 1, RangeBegin: 1, RangeEnd: 1},
 	}}},
-	{Key: StructKey{Name: "sigset_size"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_size", TypeSize: 16}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ss", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 2}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Path: []string{"ss"}},
+	{Key: StructKey{Name: "sigset_t", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8, ArgDir: 2}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8, ArgDir: 2}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 8, ArgDir: 2}}}, Kind: 1, RangeBegin: 1, RangeEnd: 1},
 	}}},
 	{Key: StructKey{Name: "sit_policy"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sit_policy", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[IFLA_IPTUN_PROTO, int16], const[IPPROTO_IPV6, int8]]"}, FldName: "IFLA_IPTUN_PROTO"},
@@ -44327,7 +44327,7 @@ var structDescs_arm64 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "bpf_program_num_elem", TypeSize: 2}}, Kind: 1, RangeEnd: 64},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "fd", TypeSize: 4}}},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "bpf_program", TypeSize: 512}, Type: &StructType{Key: StructKey{Name: "sock_filter"}}, Kind: 1, RangeBegin: 64, RangeEnd: 64},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "filter", TypeSize: 8}}},
+		&StructType{Key: StructKey{Name: "align64[intptr]"}, FldName: "filter"},
 	}}},
 	{Key: StructKey{Name: "xt_bpf_info_fd"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_fd", TypeSize: 8}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "mode", TypeSize: 2}}, Val: 2},
@@ -44339,7 +44339,7 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "bpf_program_num_elem", TypeSize: 2}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "fd", TypeSize: 4}}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "path", TypeSize: 512}, Kind: 3},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "filter", TypeSize: 8}}},
+		&StructType{Key: StructKey{Name: "align64[intptr]"}, FldName: "filter"},
 	}}},
 	{Key: StructKey{Name: "xt_bpf_info_v1"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_v1", TypeSize: 528}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "xt_bpf_info_bytecode"}, FldName: "bytecode"},
@@ -47087,7 +47087,7 @@ var syscalls_arm64 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "events", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", ArgDir: 1, IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "epoll_event", Dir: 1}}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "maxevents", TypeSize: 8}}, Path: []string{"events"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "timeout", TypeSize: 4}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 19, Name: "eventfd2", CallName: "eventfd2", Args: []Type{
@@ -49196,7 +49196,7 @@ var syscalls_arm64 = []*Syscall{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "to_submit", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "min_complete", TypeSize: 4}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "io_uring_enter_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{1, 2}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 427, Name: "io_uring_register$IORING_REGISTER_BUFFERS", CallName: "io_uring_register", Args: []Type{
@@ -56851,7 +56851,7 @@ var syscalls_arm64 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fds", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "pollfd"}}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nfds", TypeSize: 8}}, Path: []string{"fds"}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "tsp", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "timespec"}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 167, Name: "prctl$PR_CAPBSET_DROP", CallName: "prctl", MissingArgs: 2, Args: []Type{
@@ -57532,16 +57532,16 @@ var syscalls_arm64 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "act", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigaction"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oact", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigaction", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"fake"}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fake", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fake", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 	}},
 	{NR: 136, Name: "rt_sigpending", CallName: "rt_sigpending", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "set", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "set", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"set"}},
 	}},
 	{NR: 135, Name: "rt_sigprocmask", CallName: "rt_sigprocmask", Args: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigprocmask_how", FldName: "how", TypeSize: 8}}, Vals: []uint64{0, 1, 2}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "nset", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oset", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "nset", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oset", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"nset"}},
 	}},
 	{NR: 138, Name: "rt_sigqueueinfo", CallName: "rt_sigqueueinfo", Args: []Type{
@@ -57551,11 +57551,11 @@ var syscalls_arm64 = []*Syscall{
 	}},
 	{NR: 139, Name: "rt_sigreturn", CallName: "rt_sigreturn"},
 	{NR: 133, Name: "rt_sigsuspend", CallName: "rt_sigsuspend", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "new", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "new", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"new"}},
 	}},
 	{NR: 137, Name: "rt_sigtimedwait", CallName: "rt_sigtimedwait", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "these", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "these", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "siginfo", Dir: 1}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ts", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "timespec"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"these"}},
@@ -61282,7 +61282,7 @@ var syscalls_arm64 = []*Syscall{
 	}},
 	{NR: 74, Name: "signalfd4", CallName: "signalfd4", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"mask"}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalfd_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{2048, 524288}, BitMask: true},
 	}, Ret: &ResourceType{TypeCommon: TypeCommon{TypeName: "fd_signal", FldName: "ret", TypeSize: 4, ArgDir: 1}}},
@@ -72817,7 +72817,8 @@ var consts_arm64 = []ConstValue{
 	{Name: "_LINUX_CAPABILITY_VERSION_1", Value: 429392688},
 	{Name: "_LINUX_CAPABILITY_VERSION_2", Value: 537333798},
 	{Name: "_LINUX_CAPABILITY_VERSION_3", Value: 537396514},
-	{Name: "__BPF_FUNC_MAX_ID", Value: 117},
+	{Name: "_NSIG_WORDS", Value: 1},
+	{Name: "__BPF_FUNC_MAX_ID", Value: 118},
 	{Name: "__MAX_BPF_REG", Value: 11},
 	{Name: "__NR_accept", Value: 202},
 	{Name: "__NR_accept4", Value: 242},
@@ -73097,4 +73098,4 @@ var consts_arm64 = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_arm64 = "5e4080f5c9b9432a9c124cfa9eef00ea4e4141b1"
+const revision_arm64 = "dc1820e508ddffb82516c6b54564f74f57770860"
diff --git a/sys/linux/gen/mips64le.go b/sys/linux/gen/mips64le.go
index 0b8cf3e32..6f61fbc89 100644
--- a/sys/linux/gen/mips64le.go
+++ b/sys/linux/gen/mips64le.go
@@ -1202,7 +1202,7 @@ var structDescs_mips64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "code", TypeSize: 1}}, Val: 133},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "regs", TypeSize: 1}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "off", TypeSize: 2}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "func", TypeSize: 4}}, Kind: 1, RangeEnd: 117},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "func", TypeSize: 4}}, Kind: 1, RangeEnd: 118},
 	}}},
 	{Key: StructKey{Name: "bpf_insn_exit"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_insn_exit", TypeSize: 8}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "code", TypeSize: 1}}, Val: 149},
@@ -36310,17 +36310,17 @@ var structDescs_mips64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "shm_unused2", TypeSize: 8}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "shm_unused3", TypeSize: 8}}},
 	}}},
-	{Key: StructKey{Name: "sigaction"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 32}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
-		&StructType{Key: StructKey{Name: "sigset"}, FldName: "mask"},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{1, 65536, 1073741824, 134217728, 2147483648, 268435456, 8}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "restor", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+	{Key: StructKey{Name: "sigaction"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 40}, Fields: []Type{
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "sa_flags", TypeSize: 8}}, Vals: []uint64{1, 65536, 1073741824, 134217728, 2147483648, 268435456, 8}, BitMask: true},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_restorer", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&StructType{Key: StructKey{Name: "sigset_t"}, FldName: "sa_mask"},
 	}}},
-	{Key: StructKey{Name: "sigaction", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 32, ArgDir: 1}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
-		&StructType{Key: StructKey{Name: "sigset", Dir: 1}, FldName: "mask"},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "flags", TypeSize: 8, ArgDir: 1}}, Vals: []uint64{1, 65536, 1073741824, 134217728, 2147483648, 268435456, 8}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "restor", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+	{Key: StructKey{Name: "sigaction", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 40, ArgDir: 1}, Fields: []Type{
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "sa_flags", TypeSize: 8, ArgDir: 1}}, Vals: []uint64{1, 65536, 1073741824, 134217728, 2147483648, 268435456, 8}, BitMask: true},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_restorer", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&StructType{Key: StructKey{Name: "sigset_t", Dir: 1}, FldName: "sa_mask"},
 	}}},
 	{Key: StructKey{Name: "sigevent"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigevent", TypeSize: 64}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "val", TypeSize: 8}}},
@@ -36358,18 +36358,18 @@ var structDescs_mips64le = []*KeyedStruct{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "sig_size", TypeSize: 2}, ArgFormat: 1}, BitSize: 8, Path: []string{"sig"}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "sig", IsVarlen: true}},
 	}}},
-	{Key: StructKey{Name: "sigset"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8}}},
+	{Key: StructKey{Name: "sigset_size"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_size", TypeSize: 16}, Fields: []Type{
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ss", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 2}}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Path: []string{"ss"}},
 	}}},
-	{Key: StructKey{Name: "sigset", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8, ArgDir: 1}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8, ArgDir: 1}}},
+	{Key: StructKey{Name: "sigset_t"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 16}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 16}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 8}}}, Kind: 1, RangeBegin: 2, RangeEnd: 2},
 	}}},
-	{Key: StructKey{Name: "sigset", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8, ArgDir: 2}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8, ArgDir: 2}}},
+	{Key: StructKey{Name: "sigset_t", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 16, ArgDir: 1}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 16, ArgDir: 1}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 8, ArgDir: 1}}}, Kind: 1, RangeBegin: 2, RangeEnd: 2},
 	}}},
-	{Key: StructKey{Name: "sigset_size"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_size", TypeSize: 16}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ss", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 2}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Path: []string{"ss"}},
+	{Key: StructKey{Name: "sigset_t", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 16, ArgDir: 2}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 16, ArgDir: 2}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 8, ArgDir: 2}}}, Kind: 1, RangeBegin: 2, RangeEnd: 2},
 	}}},
 	{Key: StructKey{Name: "sit_policy"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sit_policy", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[IFLA_IPTUN_PROTO, int16], const[IPPROTO_IPV6, int8]]"}, FldName: "IFLA_IPTUN_PROTO"},
@@ -43403,7 +43403,7 @@ var structDescs_mips64le = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "bpf_program_num_elem", TypeSize: 2}}, Kind: 1, RangeEnd: 64},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "fd", TypeSize: 4}}},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "bpf_program", TypeSize: 512}, Type: &StructType{Key: StructKey{Name: "sock_filter"}}, Kind: 1, RangeBegin: 64, RangeEnd: 64},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "filter", TypeSize: 8}}},
+		&StructType{Key: StructKey{Name: "align64[intptr]"}, FldName: "filter"},
 	}}},
 	{Key: StructKey{Name: "xt_bpf_info_fd"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_fd", TypeSize: 8}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "mode", TypeSize: 2}}, Val: 2},
@@ -43415,7 +43415,7 @@ var structDescs_mips64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "bpf_program_num_elem", TypeSize: 2}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "fd", TypeSize: 4}}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "path", TypeSize: 512}, Kind: 3},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "filter", TypeSize: 8}}},
+		&StructType{Key: StructKey{Name: "align64[intptr]"}, FldName: "filter"},
 	}}},
 	{Key: StructKey{Name: "xt_bpf_info_v1"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_v1", TypeSize: 528}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "xt_bpf_info_bytecode"}, FldName: "bytecode"},
@@ -46186,7 +46186,7 @@ var syscalls_mips64le = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "events", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", ArgDir: 1, IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "epoll_event", Dir: 1}}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "maxevents", TypeSize: 8}}, Path: []string{"events"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "timeout", TypeSize: 4}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 5209, Name: "epoll_wait", CallName: "epoll_wait", Args: []Type{
@@ -48318,7 +48318,7 @@ var syscalls_mips64le = []*Syscall{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "to_submit", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "min_complete", TypeSize: 4}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "io_uring_enter_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{1, 2}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 5427, Name: "io_uring_register$IORING_REGISTER_BUFFERS", CallName: "io_uring_register", Args: []Type{
@@ -55454,7 +55454,7 @@ var syscalls_mips64le = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fds", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "pollfd"}}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nfds", TypeSize: 8}}, Path: []string{"fds"}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "tsp", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "timespec"}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 5153, Name: "prctl$PR_CAPBSET_DROP", CallName: "prctl", MissingArgs: 2, Args: []Type{
@@ -56147,16 +56147,16 @@ var syscalls_mips64le = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "act", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigaction"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oact", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigaction", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"fake"}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fake", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fake", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 	}},
 	{NR: 5125, Name: "rt_sigpending", CallName: "rt_sigpending", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "set", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "set", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"set"}},
 	}},
 	{NR: 5014, Name: "rt_sigprocmask", CallName: "rt_sigprocmask", Args: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigprocmask_how", FldName: "how", TypeSize: 8}}, Vals: []uint64{1, 2, 3}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "nset", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oset", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "nset", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oset", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"nset"}},
 	}},
 	{NR: 5127, Name: "rt_sigqueueinfo", CallName: "rt_sigqueueinfo", Args: []Type{
@@ -56166,11 +56166,11 @@ var syscalls_mips64le = []*Syscall{
 	}},
 	{NR: 5211, Name: "rt_sigreturn", CallName: "rt_sigreturn"},
 	{NR: 5128, Name: "rt_sigsuspend", CallName: "rt_sigsuspend", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "new", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "new", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"new"}},
 	}},
 	{NR: 5126, Name: "rt_sigtimedwait", CallName: "rt_sigtimedwait", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "these", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "these", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "siginfo", Dir: 1}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ts", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "timespec"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"these"}},
@@ -59900,12 +59900,12 @@ var syscalls_mips64le = []*Syscall{
 	}},
 	{NR: 5276, Name: "signalfd", CallName: "signalfd", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"mask"}},
 	}, Ret: &ResourceType{TypeCommon: TypeCommon{TypeName: "fd_signal", FldName: "ret", TypeSize: 4, ArgDir: 1}}},
 	{NR: 5283, Name: "signalfd4", CallName: "signalfd4", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"mask"}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalfd_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{128, 524288}, BitMask: true},
 	}, Ret: &ResourceType{TypeCommon: TypeCommon{TypeName: "fd_signal", FldName: "ret", TypeSize: 4, ArgDir: 1}}},
@@ -70407,7 +70407,8 @@ var consts_mips64le = []ConstValue{
 	{Name: "_LINUX_CAPABILITY_VERSION_1", Value: 429392688},
 	{Name: "_LINUX_CAPABILITY_VERSION_2", Value: 537333798},
 	{Name: "_LINUX_CAPABILITY_VERSION_3", Value: 537396514},
-	{Name: "__BPF_FUNC_MAX_ID", Value: 117},
+	{Name: "_NSIG_WORDS", Value: 2},
+	{Name: "__BPF_FUNC_MAX_ID", Value: 118},
 	{Name: "__MAX_BPF_REG", Value: 11},
 	{Name: "__NR_accept", Value: 5042},
 	{Name: "__NR_accept4", Value: 5293},
@@ -70720,4 +70721,4 @@ var consts_mips64le = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_mips64le = "0c1b46f061a14ec1619804fe2467275fa0e24760"
+const revision_mips64le = "efdf986a8a3d197d1890c19138e06a837eda3bc6"
diff --git a/sys/linux/gen/ppc64le.go b/sys/linux/gen/ppc64le.go
index 02b1455c8..ca79b95d4 100644
--- a/sys/linux/gen/ppc64le.go
+++ b/sys/linux/gen/ppc64le.go
@@ -1204,7 +1204,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "code", TypeSize: 1}}, Val: 133},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "regs", TypeSize: 1}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "off", TypeSize: 2}}},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "func", TypeSize: 4}}, Kind: 1, RangeEnd: 117},
+		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "func", TypeSize: 4}}, Kind: 1, RangeEnd: 118},
 	}}},
 	{Key: StructKey{Name: "bpf_insn_exit"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "bpf_insn_exit", TypeSize: 8}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "code", TypeSize: 1}}, Val: 149},
@@ -36313,16 +36313,16 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "shm_unused3", TypeSize: 8}}},
 	}}},
 	{Key: StructKey{Name: "sigaction"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 32}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
-		&StructType{Key: StructKey{Name: "sigset"}, FldName: "mask"},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "restor", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "sa_flags", TypeSize: 8}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_restorer", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&StructType{Key: StructKey{Name: "sigset_t"}, FldName: "sa_mask"},
 	}}},
 	{Key: StructKey{Name: "sigaction", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigaction", TypeSize: 32, ArgDir: 1}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
-		&StructType{Key: StructKey{Name: "sigset", Dir: 1}, FldName: "mask"},
-		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "flags", TypeSize: 8, ArgDir: 1}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "restor", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_handler", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigaction_flags", FldName: "sa_flags", TypeSize: 8, ArgDir: 1}}, Vals: []uint64{1, 2, 1073741824, 134217728, 2147483648, 268435456, 4}, BitMask: true},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sa_restorer", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text", IsVarlen: true}, Kind: 4}},
+		&StructType{Key: StructKey{Name: "sigset_t", Dir: 1}, FldName: "sa_mask"},
 	}}},
 	{Key: StructKey{Name: "sigevent"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigevent", TypeSize: 64}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "val", TypeSize: 8}}},
@@ -36360,18 +36360,18 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "sig_size", TypeSize: 2}, ArgFormat: 1}, BitSize: 8, Path: []string{"sig"}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "sig", IsVarlen: true}},
 	}}},
-	{Key: StructKey{Name: "sigset"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8}}},
+	{Key: StructKey{Name: "sigset_size"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_size", TypeSize: 16}, Fields: []Type{
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ss", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 2}}},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Path: []string{"ss"}},
 	}}},
-	{Key: StructKey{Name: "sigset", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8, ArgDir: 1}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8, ArgDir: 1}}},
+	{Key: StructKey{Name: "sigset_t"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 8}}}, Kind: 1, RangeBegin: 1, RangeEnd: 1},
 	}}},
-	{Key: StructKey{Name: "sigset", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset", TypeSize: 8, ArgDir: 2}, Fields: []Type{
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "mask", TypeSize: 8, ArgDir: 2}}},
+	{Key: StructKey{Name: "sigset_t", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8, ArgDir: 1}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8, ArgDir: 1}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 8, ArgDir: 1}}}, Kind: 1, RangeBegin: 1, RangeEnd: 1},
 	}}},
-	{Key: StructKey{Name: "sigset_size"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_size", TypeSize: 16}, Fields: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ss", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 2}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Path: []string{"ss"}},
+	{Key: StructKey{Name: "sigset_t", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sigset_t", TypeSize: 8, ArgDir: 2}, Fields: []Type{
+		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "mask", TypeSize: 8, ArgDir: 2}, Type: &IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", TypeSize: 8, ArgDir: 2}}}, Kind: 1, RangeBegin: 1, RangeEnd: 1},
 	}}},
 	{Key: StructKey{Name: "sit_policy"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sit_policy", IsVarlen: true}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "nlattr_t[const[IFLA_IPTUN_PROTO, int16], const[IPPROTO_IPV6, int8]]"}, FldName: "IFLA_IPTUN_PROTO"},
@@ -44216,7 +44216,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "bpf_program_num_elem", TypeSize: 2}}, Kind: 1, RangeEnd: 64},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "fd", TypeSize: 4}}},
 		&ArrayType{TypeCommon: TypeCommon{TypeName: "array", FldName: "bpf_program", TypeSize: 512}, Type: &StructType{Key: StructKey{Name: "sock_filter"}}, Kind: 1, RangeBegin: 64, RangeEnd: 64},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "filter", TypeSize: 8}}},
+		&StructType{Key: StructKey{Name: "align64[intptr]"}, FldName: "filter"},
 	}}},
 	{Key: StructKey{Name: "xt_bpf_info_fd"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_fd", TypeSize: 8}, Fields: []Type{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "mode", TypeSize: 2}}, Val: 2},
@@ -44228,7 +44228,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "bpf_program_num_elem", TypeSize: 2}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "fd", TypeSize: 4}}},
 		&BufferType{TypeCommon: TypeCommon{TypeName: "filename", FldName: "path", TypeSize: 512}, Kind: 3},
-		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "intptr", FldName: "filter", TypeSize: 8}}},
+		&StructType{Key: StructKey{Name: "align64[intptr]"}, FldName: "filter"},
 	}}},
 	{Key: StructKey{Name: "xt_bpf_info_v1"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "xt_bpf_info_v1", TypeSize: 528}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "xt_bpf_info_bytecode"}, FldName: "bytecode"},
@@ -46999,7 +46999,7 @@ var syscalls_ppc64le = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "events", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", ArgDir: 1, IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "epoll_event", Dir: 1}}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "maxevents", TypeSize: 8}}, Path: []string{"events"}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "timeout", TypeSize: 4}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 238, Name: "epoll_wait", CallName: "epoll_wait", Args: []Type{
@@ -49131,7 +49131,7 @@ var syscalls_ppc64le = []*Syscall{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "to_submit", TypeSize: 4}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "min_complete", TypeSize: 4}}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "io_uring_enter_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{1, 2}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 427, Name: "io_uring_register$IORING_REGISTER_BUFFERS", CallName: "io_uring_register", Args: []Type{
@@ -56785,7 +56785,7 @@ var syscalls_ppc64le = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fds", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", IsVarlen: true}, Type: &StructType{Key: StructKey{Name: "pollfd"}}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nfds", TypeSize: 8}}, Path: []string{"fds"}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "tsp", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "timespec"}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "sigmask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"sigmask"}},
 	}},
 	{NR: 171, Name: "prctl$PR_CAPBSET_DROP", CallName: "prctl", MissingArgs: 2, Args: []Type{
@@ -57478,16 +57478,16 @@ var syscalls_ppc64le = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "act", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigaction"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oact", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigaction", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"fake"}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fake", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "fake", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 	}},
 	{NR: 175, Name: "rt_sigpending", CallName: "rt_sigpending", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "set", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "set", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"set"}},
 	}},
 	{NR: 174, Name: "rt_sigprocmask", CallName: "rt_sigprocmask", Args: []Type{
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "sigprocmask_how", FldName: "how", TypeSize: 8}}, Vals: []uint64{0, 1, 2}, BitMask: true},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "nset", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oset", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigset", Dir: 1}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "nset", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "oset", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "sigset_t", Dir: 1}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"nset"}},
 	}},
 	{NR: 177, Name: "rt_sigqueueinfo", CallName: "rt_sigqueueinfo", Args: []Type{
@@ -57497,11 +57497,11 @@ var syscalls_ppc64le = []*Syscall{
 	}},
 	{NR: 172, Name: "rt_sigreturn", CallName: "rt_sigreturn"},
 	{NR: 178, Name: "rt_sigsuspend", CallName: "rt_sigsuspend", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "new", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "new", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"new"}},
 	}},
 	{NR: 176, Name: "rt_sigtimedwait", CallName: "rt_sigtimedwait", Args: []Type{
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "these", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "these", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "info", TypeSize: 8, IsOptional: true}, Type: &StructType{Key: StructKey{Name: "siginfo", Dir: 1}}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "ts", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "timespec"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "sigsetsize", TypeSize: 8}}, Path: []string{"these"}},
@@ -61230,12 +61230,12 @@ var syscalls_ppc64le = []*Syscall{
 	}},
 	{NR: 305, Name: "signalfd", CallName: "signalfd", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"mask"}},
 	}, Ret: &ResourceType{TypeCommon: TypeCommon{TypeName: "fd_signal", FldName: "ret", TypeSize: 4, ArgDir: 1}}},
 	{NR: 313, Name: "signalfd4", CallName: "signalfd4", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd", FldName: "fd", TypeSize: 4}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset"}}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "mask", TypeSize: 8}, Type: &StructType{Key: StructKey{Name: "sigset_t"}}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Path: []string{"mask"}},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "signalfd_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{2048, 524288}, BitMask: true},
 	}, Ret: &ResourceType{TypeCommon: TypeCommon{TypeName: "fd_signal", FldName: "ret", TypeSize: 4, ArgDir: 1}}},
@@ -72740,7 +72740,8 @@ var consts_ppc64le = []ConstValue{
 	{Name: "_LINUX_CAPABILITY_VERSION_1", Value: 429392688},
 	{Name: "_LINUX_CAPABILITY_VERSION_2", Value: 537333798},
 	{Name: "_LINUX_CAPABILITY_VERSION_3", Value: 537396514},
-	{Name: "__BPF_FUNC_MAX_ID", Value: 117},
+	{Name: "_NSIG_WORDS", Value: 1},
+	{Name: "__BPF_FUNC_MAX_ID", Value: 118},
 	{Name: "__MAX_BPF_REG", Value: 11},
 	{Name: "__NR_accept", Value: 330},
 	{Name: "__NR_accept4", Value: 344},
@@ -73056,4 +73057,4 @@ var consts_ppc64le = []ConstValue{
 	{Name: "bpf_insn_load_imm_dw", Value: 24},
 }
 
-const revision_ppc64le = "e175d014d322c4fc95f82cbe18ed330debfa688d"
+const revision_ppc64le = "aa8b4f9e6fa5dcf7d163cd95bf18412a6edf7a12"