pkg/compiler: add check that len does not refer to array with varlen elements

This [almost] always means a bug in descriptions.
Fix all bugs identified by the check.

8 files changed, 96 insertions, 96 deletions

diff --git a/sys/linux/386.go b/sys/linux/386.go
index 6de035a59..d2093575b 100644
--- a/sys/linux/386.go
+++ b/sys/linux/386.go
@@ -1577,7 +1577,7 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4}}},
 	}}},
-	{Key: StructKey{Name: "hidp_conninfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo"}, Fields: []Type{
+	{Key: StructKey{Name: "hidp_conninfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", TypeSize: 148}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "bdaddr"}, FldName: "addr"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4}}},
@@ -1585,9 +1585,9 @@ var structDescs_386 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "vendor", TypeSize: 2}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "product", TypeSize: 2}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "ver", TypeSize: 2}}},
-		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name"}},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", TypeSize: 128}, Kind: 1, RangeBegin: 128, RangeEnd: 128},
 	}}},
-	{Key: StructKey{Name: "hidp_conninfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", ArgDir: 1}, Fields: []Type{
+	{Key: StructKey{Name: "hidp_conninfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", TypeSize: 148, ArgDir: 1}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "bdaddr", Dir: 1}, FldName: "addr"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4, ArgDir: 1}}},
@@ -1595,7 +1595,7 @@ var structDescs_386 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "vendor", TypeSize: 2, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "product", TypeSize: 2, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "ver", TypeSize: 2, ArgDir: 1}}},
-		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", ArgDir: 1}},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", TypeSize: 128, ArgDir: 1}, Kind: 1, RangeBegin: 128, RangeEnd: 128},
 	}}},
 	{Key: StructKey{Name: "hidp_connlist_req"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_connlist_req", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "cnum", TypeSize: 4}}, Buf: "ci"},
@@ -3004,7 +3004,7 @@ var structDescs_386 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", FldName: "unusabl", TypeSize: 1, ArgDir: 1}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "padding", TypeSize: 1, ArgDir: 1}}},
 	}}},
-	{Key: StructKey{Name: "kvm_setup_opt_arm64"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_arm64"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_setup_opt_arm64"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_arm64", TypeSize: 16}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_feature"}, FldName: "featur1"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_feature"}, FldName: "featur2"},
 	}}},
@@ -3055,7 +3055,7 @@ var structDescs_386 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "pad2", TypeSize: 8}, BitfieldOff: 15, BitfieldLen: 1, BitfieldMdl: true}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "val", TypeSize: 8}, BitfieldOff: 16, BitfieldLen: 48}},
 	}}},
-	{Key: StructKey{Name: "kvm_setup_opt_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_x86"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_setup_opt_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_x86", TypeSize: 16}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_cr0"}, FldName: "cr0"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_cr4"}, FldName: "cr4"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_efer"}, FldName: "efer"},
@@ -3115,7 +3115,7 @@ var structDescs_386 = []*KeyedStruct{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text"}, Kind: 4, Text: 4}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 4}}, Buf: "text"},
 	}}},
-	{Key: StructKey{Name: "kvm_text_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_text_x86"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_text_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_text_x86", TypeSize: 12}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_text_x86_real"}, FldName: "textreal"},
 		&StructType{Key: StructKey{Name: "kvm_text_x86_16"}, FldName: "text16"},
 		&StructType{Key: StructKey{Name: "kvm_text_x86_32"}, FldName: "text32"},
@@ -3784,7 +3784,7 @@ var structDescs_386 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "sctp_getaddrs_old", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sctp_getaddrs_old", TypeSize: 12, ArgDir: 2}, Fields: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "assoc_id", FldName: "assoc_id", TypeSize: 4, ArgDir: 2}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "addr_num", TypeSize: 4, ArgDir: 2}}, Buf: "addrs"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "addr_num", TypeSize: 4, ArgDir: 2}}, ByteSize: 1, Buf: "addrs"},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "addrs", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
 	}}},
 	{Key: StructKey{Name: "sctp_hmacalgo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sctp_hmacalgo"}, Fields: []Type{
@@ -12412,21 +12412,21 @@ var syscalls_386 = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 4}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 4}}, Val: 101},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 4}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1194, NR: 366, Name: "setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp6", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 4}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 4}}, Val: 110},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 4}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1195, NR: 366, Name: "setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp6", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 4}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 4}}, Val: 107},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 4}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1196, NR: 366, Name: "setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
@@ -12685,21 +12685,21 @@ var syscalls_386 = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 4}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 4}}, Val: 101},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 4}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1233, NR: 366, Name: "setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 4}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 4}}, Val: 110},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 4}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1234, NR: 366, Name: "setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 4}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 4}}, Val: 107},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 4}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1235, NR: 366, Name: "setsockopt$inet_tcp_TCP_CONGESTION", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_tcp", FldName: "fd", TypeSize: 4}},
@@ -13411,14 +13411,14 @@ var syscalls_386 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 12}, Type: &StructType{Key: StructKey{Name: "kvm_text_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "ntext", TypeSize: 4}}, Buf: "text"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "flags", TypeSize: 4}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 16}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nopt", TypeSize: 4}}, Buf: "opts"},
 	}},
 	{ID: 1356, NR: 1000004, Name: "syz_kvm_setup_cpu$x86", CallName: "syz_kvm_setup_cpu", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_kvmvm", FldName: "fd", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_kvmcpu", FldName: "cpufd", TypeSize: 4}},
 		&VmaType{TypeCommon: TypeCommon{TypeName: "vma", FldName: "usermem", TypeSize: 4}, RangeBegin: 24, RangeEnd: 24},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_text_x86"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 12}, Type: &UnionType{Key: StructKey{Name: "kvm_text_x86"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "ntext", TypeSize: 4}}, Buf: "text"},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "kvm_setup_flags", FldName: "flags", TypeSize: 4}}, Vals: []uint64{1, 2, 4, 8, 16, 32, 64}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_x86"}}, Kind: 1, RangeEnd: 2}},
@@ -17020,4 +17020,4 @@ var consts_386 = []ConstValue{
 	{Name: "__WNOTHREAD", Value: 536870912},
 }
 
-const revision_386 = "b47da9932d66ae2a9b70a3e4b05351547128a86a"
+const revision_386 = "debeaf341a9caa43626df805b08a71d0535d162e"
diff --git a/sys/linux/amd64.go b/sys/linux/amd64.go
index 28f6800e6..ba9b4939e 100644
--- a/sys/linux/amd64.go
+++ b/sys/linux/amd64.go
@@ -1601,7 +1601,7 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4}}},
 	}}},
-	{Key: StructKey{Name: "hidp_conninfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo"}, Fields: []Type{
+	{Key: StructKey{Name: "hidp_conninfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", TypeSize: 148}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "bdaddr"}, FldName: "addr"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4}}},
@@ -1609,9 +1609,9 @@ var structDescs_amd64 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "vendor", TypeSize: 2}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "product", TypeSize: 2}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "ver", TypeSize: 2}}},
-		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name"}},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", TypeSize: 128}, Kind: 1, RangeBegin: 128, RangeEnd: 128},
 	}}},
-	{Key: StructKey{Name: "hidp_conninfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", ArgDir: 1}, Fields: []Type{
+	{Key: StructKey{Name: "hidp_conninfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", TypeSize: 148, ArgDir: 1}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "bdaddr", Dir: 1}, FldName: "addr"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4, ArgDir: 1}}},
@@ -1619,7 +1619,7 @@ var structDescs_amd64 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "vendor", TypeSize: 2, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "product", TypeSize: 2, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "ver", TypeSize: 2, ArgDir: 1}}},
-		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", ArgDir: 1}},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", TypeSize: 128, ArgDir: 1}, Kind: 1, RangeBegin: 128, RangeEnd: 128},
 	}}},
 	{Key: StructKey{Name: "hidp_connlist_req"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_connlist_req", TypeSize: 16}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "cnum", TypeSize: 4}}, Buf: "ci"},
@@ -3065,7 +3065,7 @@ var structDescs_amd64 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", FldName: "unusabl", TypeSize: 1, ArgDir: 1}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "padding", TypeSize: 1, ArgDir: 1}}},
 	}}},
-	{Key: StructKey{Name: "kvm_setup_opt_arm64"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_arm64"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_setup_opt_arm64"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_arm64", TypeSize: 16}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_feature"}, FldName: "featur1"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_feature"}, FldName: "featur2"},
 	}}},
@@ -3116,7 +3116,7 @@ var structDescs_amd64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "pad2", TypeSize: 8}, BitfieldOff: 15, BitfieldLen: 1, BitfieldMdl: true}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "val", TypeSize: 8}, BitfieldOff: 16, BitfieldLen: 48}},
 	}}},
-	{Key: StructKey{Name: "kvm_setup_opt_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_x86"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_setup_opt_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_x86", TypeSize: 16}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_cr0"}, FldName: "cr0"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_cr4"}, FldName: "cr4"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_efer"}, FldName: "efer"},
@@ -3176,7 +3176,7 @@ var structDescs_amd64 = []*KeyedStruct{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text"}, Kind: 4, Text: 4}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Buf: "text"},
 	}}},
-	{Key: StructKey{Name: "kvm_text_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_text_x86"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_text_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_text_x86", TypeSize: 24}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_text_x86_real"}, FldName: "textreal"},
 		&StructType{Key: StructKey{Name: "kvm_text_x86_16"}, FldName: "text16"},
 		&StructType{Key: StructKey{Name: "kvm_text_x86_32"}, FldName: "text32"},
@@ -3880,7 +3880,7 @@ var structDescs_amd64 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "sctp_getaddrs_old", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sctp_getaddrs_old", TypeSize: 16, ArgDir: 2}, Fields: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "assoc_id", FldName: "assoc_id", TypeSize: 4, ArgDir: 2}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "addr_num", TypeSize: 4, ArgDir: 2}}, Buf: "addrs"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "addr_num", TypeSize: 4, ArgDir: 2}}, ByteSize: 1, Buf: "addrs"},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "addrs", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
 	}}},
 	{Key: StructKey{Name: "sctp_hmacalgo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sctp_hmacalgo"}, Fields: []Type{
@@ -12853,21 +12853,21 @@ var syscalls_amd64 = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 101},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1243, NR: 54, Name: "setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp6", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 110},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1244, NR: 54, Name: "setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp6", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 107},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1245, NR: 54, Name: "setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
@@ -13126,21 +13126,21 @@ var syscalls_amd64 = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 101},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1282, NR: 54, Name: "setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 110},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1283, NR: 54, Name: "setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 107},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1284, NR: 54, Name: "setsockopt$inet_tcp_TCP_CONGESTION", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_tcp", FldName: "fd", TypeSize: 4}},
@@ -13909,14 +13909,14 @@ var syscalls_amd64 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 24}, Type: &StructType{Key: StructKey{Name: "kvm_text_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "ntext", TypeSize: 8}}, Buf: "text"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "flags", TypeSize: 8}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 16}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nopt", TypeSize: 8}}, Buf: "opts"},
 	}},
 	{ID: 1417, NR: 1000004, Name: "syz_kvm_setup_cpu$x86", CallName: "syz_kvm_setup_cpu", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_kvmvm", FldName: "fd", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_kvmcpu", FldName: "cpufd", TypeSize: 4}},
 		&VmaType{TypeCommon: TypeCommon{TypeName: "vma", FldName: "usermem", TypeSize: 8}, RangeBegin: 24, RangeEnd: 24},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_text_x86"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 24}, Type: &UnionType{Key: StructKey{Name: "kvm_text_x86"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "ntext", TypeSize: 8}}, Buf: "text"},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "kvm_setup_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{1, 2, 4, 8, 16, 32, 64}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_x86"}}, Kind: 1, RangeEnd: 2}},
@@ -17551,4 +17551,4 @@ var consts_amd64 = []ConstValue{
 	{Name: "__WNOTHREAD", Value: 536870912},
 }
 
-const revision_amd64 = "d326eae46892a5fa16a8984a340fbdfbd08bbd4e"
+const revision_amd64 = "44a617dd53e5c99fdec4cae657e0b3cf03cd022b"
diff --git a/sys/linux/arm.go b/sys/linux/arm.go
index 9cc95b787..3d1571c8e 100644
--- a/sys/linux/arm.go
+++ b/sys/linux/arm.go
@@ -1582,7 +1582,7 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4}}},
 	}}},
-	{Key: StructKey{Name: "hidp_conninfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo"}, Fields: []Type{
+	{Key: StructKey{Name: "hidp_conninfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", TypeSize: 148}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "bdaddr"}, FldName: "addr"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4}}},
@@ -1590,9 +1590,9 @@ var structDescs_arm = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "vendor", TypeSize: 2}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "product", TypeSize: 2}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "ver", TypeSize: 2}}},
-		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name"}},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", TypeSize: 128}, Kind: 1, RangeBegin: 128, RangeEnd: 128},
 	}}},
-	{Key: StructKey{Name: "hidp_conninfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", ArgDir: 1}, Fields: []Type{
+	{Key: StructKey{Name: "hidp_conninfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", TypeSize: 148, ArgDir: 1}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "bdaddr", Dir: 1}, FldName: "addr"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4, ArgDir: 1}}},
@@ -1600,7 +1600,7 @@ var structDescs_arm = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "vendor", TypeSize: 2, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "product", TypeSize: 2, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "ver", TypeSize: 2, ArgDir: 1}}},
-		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", ArgDir: 1}},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", TypeSize: 128, ArgDir: 1}, Kind: 1, RangeBegin: 128, RangeEnd: 128},
 	}}},
 	{Key: StructKey{Name: "hidp_connlist_req"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_connlist_req", TypeSize: 8}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "cnum", TypeSize: 4}}, Buf: "ci"},
@@ -2897,7 +2897,7 @@ var structDescs_arm = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", FldName: "unusabl", TypeSize: 1, ArgDir: 1}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "padding", TypeSize: 1, ArgDir: 1}}},
 	}}},
-	{Key: StructKey{Name: "kvm_setup_opt_arm64"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_arm64"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_setup_opt_arm64"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_arm64", TypeSize: 16}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_feature"}, FldName: "featur1"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_feature"}, FldName: "featur2"},
 	}}},
@@ -2948,7 +2948,7 @@ var structDescs_arm = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "pad2", TypeSize: 8}, BitfieldOff: 15, BitfieldLen: 1, BitfieldMdl: true}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "val", TypeSize: 8}, BitfieldOff: 16, BitfieldLen: 48}},
 	}}},
-	{Key: StructKey{Name: "kvm_setup_opt_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_x86"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_setup_opt_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_x86", TypeSize: 16}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_cr0"}, FldName: "cr0"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_cr4"}, FldName: "cr4"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_efer"}, FldName: "efer"},
@@ -3008,7 +3008,7 @@ var structDescs_arm = []*KeyedStruct{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 4}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text"}, Kind: 4, Text: 4}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 4}}, Buf: "text"},
 	}}},
-	{Key: StructKey{Name: "kvm_text_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_text_x86"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_text_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_text_x86", TypeSize: 12}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_text_x86_real"}, FldName: "textreal"},
 		&StructType{Key: StructKey{Name: "kvm_text_x86_16"}, FldName: "text16"},
 		&StructType{Key: StructKey{Name: "kvm_text_x86_32"}, FldName: "text32"},
@@ -3627,7 +3627,7 @@ var structDescs_arm = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "sctp_getaddrs_old", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sctp_getaddrs_old", TypeSize: 12, ArgDir: 2}, Fields: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "assoc_id", FldName: "assoc_id", TypeSize: 4, ArgDir: 2}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "addr_num", TypeSize: 4, ArgDir: 2}}, Buf: "addrs"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "addr_num", TypeSize: 4, ArgDir: 2}}, ByteSize: 1, Buf: "addrs"},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "addrs", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
 	}}},
 	{Key: StructKey{Name: "sctp_hmacalgo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sctp_hmacalgo"}, Fields: []Type{
@@ -12285,21 +12285,21 @@ var syscalls_arm = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 4}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 4}}, Val: 101},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 4}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1195, NR: 294, Name: "setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp6", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 4}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 4}}, Val: 110},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 4}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1196, NR: 294, Name: "setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp6", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 4}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 4}}, Val: 107},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 4}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1197, NR: 294, Name: "setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
@@ -12558,21 +12558,21 @@ var syscalls_arm = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 4}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 4}}, Val: 101},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 4}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1234, NR: 294, Name: "setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 4}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 4}}, Val: 110},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 4}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1235, NR: 294, Name: "setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 4}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 4}}, Val: 107},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 4}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 4}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1236, NR: 294, Name: "setsockopt$inet_tcp_TCP_CONGESTION", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_tcp", FldName: "fd", TypeSize: 4}},
@@ -13335,14 +13335,14 @@ var syscalls_arm = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 12}, Type: &StructType{Key: StructKey{Name: "kvm_text_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "ntext", TypeSize: 4}}, Buf: "text"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "flags", TypeSize: 4}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 16}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nopt", TypeSize: 4}}, Buf: "opts"},
 	}},
 	{ID: 1368, NR: 1000004, Name: "syz_kvm_setup_cpu$x86", CallName: "syz_kvm_setup_cpu", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_kvmvm", FldName: "fd", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_kvmcpu", FldName: "cpufd", TypeSize: 4}},
 		&VmaType{TypeCommon: TypeCommon{TypeName: "vma", FldName: "usermem", TypeSize: 4}, RangeBegin: 24, RangeEnd: 24},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_text_x86"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 12}, Type: &UnionType{Key: StructKey{Name: "kvm_text_x86"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "ntext", TypeSize: 4}}, Buf: "text"},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "kvm_setup_flags", FldName: "flags", TypeSize: 4}}, Vals: []uint64{1, 2, 4, 8, 16, 32, 64}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 4}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_x86"}}, Kind: 1, RangeEnd: 2}},
@@ -16888,4 +16888,4 @@ var consts_arm = []ConstValue{
 	{Name: "__WNOTHREAD", Value: 536870912},
 }
 
-const revision_arm = "512a5cb323de201b25caa745088d9fa121bc24bc"
+const revision_arm = "a25f2f53cf3daee43c2a9865fcf90bd99ca4c53f"
diff --git a/sys/linux/arm64.go b/sys/linux/arm64.go
index 154f59b8e..5990bf424 100644
--- a/sys/linux/arm64.go
+++ b/sys/linux/arm64.go
@@ -1601,7 +1601,7 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4}}},
 	}}},
-	{Key: StructKey{Name: "hidp_conninfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo"}, Fields: []Type{
+	{Key: StructKey{Name: "hidp_conninfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", TypeSize: 148}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "bdaddr"}, FldName: "addr"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4}}},
@@ -1609,9 +1609,9 @@ var structDescs_arm64 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "vendor", TypeSize: 2}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "product", TypeSize: 2}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "ver", TypeSize: 2}}},
-		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name"}},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", TypeSize: 128}, Kind: 1, RangeBegin: 128, RangeEnd: 128},
 	}}},
-	{Key: StructKey{Name: "hidp_conninfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", ArgDir: 1}, Fields: []Type{
+	{Key: StructKey{Name: "hidp_conninfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", TypeSize: 148, ArgDir: 1}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "bdaddr", Dir: 1}, FldName: "addr"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4, ArgDir: 1}}},
@@ -1619,7 +1619,7 @@ var structDescs_arm64 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "vendor", TypeSize: 2, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "product", TypeSize: 2, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "ver", TypeSize: 2, ArgDir: 1}}},
-		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", ArgDir: 1}},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", TypeSize: 128, ArgDir: 1}, Kind: 1, RangeBegin: 128, RangeEnd: 128},
 	}}},
 	{Key: StructKey{Name: "hidp_connlist_req"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_connlist_req", TypeSize: 16}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "cnum", TypeSize: 4}}, Buf: "ci"},
@@ -2941,7 +2941,7 @@ var structDescs_arm64 = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", FldName: "unusabl", TypeSize: 1, ArgDir: 1}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "padding", TypeSize: 1, ArgDir: 1}}},
 	}}},
-	{Key: StructKey{Name: "kvm_setup_opt_arm64"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_arm64"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_setup_opt_arm64"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_arm64", TypeSize: 16}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_feature"}, FldName: "featur1"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_feature"}, FldName: "featur2"},
 	}}},
@@ -2992,7 +2992,7 @@ var structDescs_arm64 = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "pad2", TypeSize: 8}, BitfieldOff: 15, BitfieldLen: 1, BitfieldMdl: true}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "val", TypeSize: 8}, BitfieldOff: 16, BitfieldLen: 48}},
 	}}},
-	{Key: StructKey{Name: "kvm_setup_opt_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_x86"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_setup_opt_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_x86", TypeSize: 16}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_cr0"}, FldName: "cr0"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_cr4"}, FldName: "cr4"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_efer"}, FldName: "efer"},
@@ -3052,7 +3052,7 @@ var structDescs_arm64 = []*KeyedStruct{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text"}, Kind: 4, Text: 4}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Buf: "text"},
 	}}},
-	{Key: StructKey{Name: "kvm_text_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_text_x86"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_text_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_text_x86", TypeSize: 24}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_text_x86_real"}, FldName: "textreal"},
 		&StructType{Key: StructKey{Name: "kvm_text_x86_16"}, FldName: "text16"},
 		&StructType{Key: StructKey{Name: "kvm_text_x86_32"}, FldName: "text32"},
@@ -3685,7 +3685,7 @@ var structDescs_arm64 = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "sctp_getaddrs_old", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sctp_getaddrs_old", TypeSize: 16, ArgDir: 2}, Fields: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "assoc_id", FldName: "assoc_id", TypeSize: 4, ArgDir: 2}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "addr_num", TypeSize: 4, ArgDir: 2}}, Buf: "addrs"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "addr_num", TypeSize: 4, ArgDir: 2}}, ByteSize: 1, Buf: "addrs"},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "addrs", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
 	}}},
 	{Key: StructKey{Name: "sctp_hmacalgo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sctp_hmacalgo"}, Fields: []Type{
@@ -12365,21 +12365,21 @@ var syscalls_arm64 = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 101},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1184, NR: 208, Name: "setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp6", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 110},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1185, NR: 208, Name: "setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp6", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 107},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1186, NR: 208, Name: "setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
@@ -12638,21 +12638,21 @@ var syscalls_arm64 = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 101},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1223, NR: 208, Name: "setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 110},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1224, NR: 208, Name: "setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 107},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1225, NR: 208, Name: "setsockopt$inet_tcp_TCP_CONGESTION", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_tcp", FldName: "fd", TypeSize: 4}},
@@ -13396,14 +13396,14 @@ var syscalls_arm64 = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 24}, Type: &StructType{Key: StructKey{Name: "kvm_text_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "ntext", TypeSize: 8}}, Buf: "text"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "flags", TypeSize: 8}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 16}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nopt", TypeSize: 8}}, Buf: "opts"},
 	}},
 	{ID: 1352, NR: 1000004, Name: "syz_kvm_setup_cpu$x86", CallName: "syz_kvm_setup_cpu", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_kvmvm", FldName: "fd", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_kvmcpu", FldName: "cpufd", TypeSize: 4}},
 		&VmaType{TypeCommon: TypeCommon{TypeName: "vma", FldName: "usermem", TypeSize: 8}, RangeBegin: 24, RangeEnd: 24},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_text_x86"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 24}, Type: &UnionType{Key: StructKey{Name: "kvm_text_x86"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "ntext", TypeSize: 8}}, Buf: "text"},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "kvm_setup_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{1, 2, 4, 8, 16, 32, 64}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_x86"}}, Kind: 1, RangeEnd: 2}},
@@ -16933,4 +16933,4 @@ var consts_arm64 = []ConstValue{
 	{Name: "__WNOTHREAD", Value: 536870912},
 }
 
-const revision_arm64 = "62bcc9345113622ae003695850017489cadfe5aa"
+const revision_arm64 = "ad6bd5cc229608bd47859c93c2290f6294c1f859"
diff --git a/sys/linux/kvm.txt b/sys/linux/kvm.txt
index abb19e533..4c30d5362 100644
--- a/sys/linux/kvm.txt
+++ b/sys/linux/kvm.txt
@@ -158,7 +158,7 @@ kvm_text_x86 [
 	text16		kvm_text_x86_16
 	text32		kvm_text_x86_32
 	text64		kvm_text_x86_64
-] [varlen]
+]
 
 kvm_text_x86_real {
 	typ	const[8, intptr]
@@ -200,7 +200,7 @@ kvm_setup_opt_x86 [
 	dstype0	kvm_setup_opt_dstype0
 	dstype3	kvm_setup_opt_dstype3
 	vmwrite	kvm_setup_opt_vmwrite
-] [varlen]
+]
 
 kvm_setup_opt_cr0 {
 	typ	const[0, int64]
@@ -259,7 +259,7 @@ kvm_setup_opt_arm64 [
 # unions need at least 2 fields, but we have only 1 now, but we want to have it as union for future extention
 	featur1	kvm_setup_opt_feature
 	featur2	kvm_setup_opt_feature
-] [varlen]
+]
 
 kvm_setup_opt_feature {
 	typ	const[1, int64]
diff --git a/sys/linux/ppc64le.go b/sys/linux/ppc64le.go
index 816e85074..d793a19fe 100644
--- a/sys/linux/ppc64le.go
+++ b/sys/linux/ppc64le.go
@@ -1592,7 +1592,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4}}},
 	}}},
-	{Key: StructKey{Name: "hidp_conninfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo"}, Fields: []Type{
+	{Key: StructKey{Name: "hidp_conninfo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", TypeSize: 148}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "bdaddr"}, FldName: "addr"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4}}},
@@ -1600,9 +1600,9 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "vendor", TypeSize: 2}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "product", TypeSize: 2}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "ver", TypeSize: 2}}},
-		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name"}},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", TypeSize: 128}, Kind: 1, RangeBegin: 128, RangeEnd: 128},
 	}}},
-	{Key: StructKey{Name: "hidp_conninfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", ArgDir: 1}, Fields: []Type{
+	{Key: StructKey{Name: "hidp_conninfo", Dir: 1}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_conninfo", TypeSize: 148, ArgDir: 1}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "bdaddr", Dir: 1}, FldName: "addr"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "pad", TypeSize: 2}}, IsPad: true},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int32", FldName: "flags", TypeSize: 4, ArgDir: 1}}},
@@ -1610,7 +1610,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "vendor", TypeSize: 2, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "product", TypeSize: 2, ArgDir: 1}}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int16", FldName: "ver", TypeSize: 2, ArgDir: 1}}},
-		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", ArgDir: 1}},
+		&BufferType{TypeCommon: TypeCommon{TypeName: "array", FldName: "name", TypeSize: 128, ArgDir: 1}, Kind: 1, RangeBegin: 128, RangeEnd: 128},
 	}}},
 	{Key: StructKey{Name: "hidp_connlist_req"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "hidp_connlist_req", TypeSize: 16}, Fields: []Type{
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "cnum", TypeSize: 4}}, Buf: "ci"},
@@ -2899,7 +2899,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int8", FldName: "unusabl", TypeSize: 1, ArgDir: 1}}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "padding", TypeSize: 1, ArgDir: 1}}},
 	}}},
-	{Key: StructKey{Name: "kvm_setup_opt_arm64"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_arm64"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_setup_opt_arm64"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_arm64", TypeSize: 16}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_feature"}, FldName: "featur1"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_feature"}, FldName: "featur2"},
 	}}},
@@ -2950,7 +2950,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "pad2", TypeSize: 8}, BitfieldOff: 15, BitfieldLen: 1, BitfieldMdl: true}},
 		&IntType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "int64", FldName: "val", TypeSize: 8}, BitfieldOff: 16, BitfieldLen: 48}},
 	}}},
-	{Key: StructKey{Name: "kvm_setup_opt_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_x86"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_setup_opt_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_setup_opt_x86", TypeSize: 16}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_cr0"}, FldName: "cr0"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_cr4"}, FldName: "cr4"},
 		&StructType{Key: StructKey{Name: "kvm_setup_opt_efer"}, FldName: "efer"},
@@ -3010,7 +3010,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 8}, Type: &BufferType{TypeCommon: TypeCommon{TypeName: "text"}, Kind: 4, Text: 4}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "size", TypeSize: 8}}, Buf: "text"},
 	}}},
-	{Key: StructKey{Name: "kvm_text_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_text_x86"}, Fields: []Type{
+	{Key: StructKey{Name: "kvm_text_x86"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "kvm_text_x86", TypeSize: 24}, Fields: []Type{
 		&StructType{Key: StructKey{Name: "kvm_text_x86_real"}, FldName: "textreal"},
 		&StructType{Key: StructKey{Name: "kvm_text_x86_16"}, FldName: "text16"},
 		&StructType{Key: StructKey{Name: "kvm_text_x86_32"}, FldName: "text32"},
@@ -3617,7 +3617,7 @@ var structDescs_ppc64le = []*KeyedStruct{
 	}}},
 	{Key: StructKey{Name: "sctp_getaddrs_old", Dir: 2}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sctp_getaddrs_old", TypeSize: 16, ArgDir: 2}, Fields: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "assoc_id", FldName: "assoc_id", TypeSize: 4, ArgDir: 2}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "addr_num", TypeSize: 4, ArgDir: 2}}, Buf: "addrs"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "addr_num", TypeSize: 4, ArgDir: 2}}, ByteSize: 1, Buf: "addrs"},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "addrs", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
 	}}},
 	{Key: StructKey{Name: "sctp_hmacalgo"}, Desc: &StructDesc{TypeCommon: TypeCommon{TypeName: "sctp_hmacalgo"}, Fields: []Type{
@@ -12078,21 +12078,21 @@ var syscalls_ppc64le = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 101},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1165, NR: 339, Name: "setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp6", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 110},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1166, NR: 339, Name: "setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp6", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 107},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1167, NR: 339, Name: "setsockopt$inet_sctp_SCTP_ADAPTATION_LAYER", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
@@ -12351,21 +12351,21 @@ var syscalls_ppc64le = []*Syscall{
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 101},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1204, NR: 339, Name: "setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 110},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1205, NR: 339, Name: "setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_sctp", FldName: "fd", TypeSize: 4}},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "level", TypeSize: 8}}, Val: 132},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "opt", TypeSize: 8}}, Val: 107},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "val", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "sockaddr_sctp"}}}},
-		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "len", TypeSize: 8}}, Buf: "val"},
+		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "bytesize", FldName: "len", TypeSize: 8}}, ByteSize: 1, Buf: "val"},
 	}},
 	{ID: 1206, NR: 339, Name: "setsockopt$inet_tcp_TCP_CONGESTION", CallName: "setsockopt", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "sock_tcp", FldName: "fd", TypeSize: 4}},
@@ -13071,14 +13071,14 @@ var syscalls_ppc64le = []*Syscall{
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 24}, Type: &StructType{Key: StructKey{Name: "kvm_text_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "ntext", TypeSize: 8}}, Buf: "text"},
 		&ConstType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "const", FldName: "flags", TypeSize: 8}}},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 16}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_arm64"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "nopt", TypeSize: 8}}, Buf: "opts"},
 	}},
 	{ID: 1326, NR: 1000004, Name: "syz_kvm_setup_cpu$x86", CallName: "syz_kvm_setup_cpu", Args: []Type{
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_kvmvm", FldName: "fd", TypeSize: 4}},
 		&ResourceType{TypeCommon: TypeCommon{TypeName: "fd_kvmcpu", FldName: "cpufd", TypeSize: 4}},
 		&VmaType{TypeCommon: TypeCommon{TypeName: "vma", FldName: "usermem", TypeSize: 8}, RangeBegin: 24, RangeEnd: 24},
-		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_text_x86"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
+		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "text", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array", TypeSize: 24}, Type: &UnionType{Key: StructKey{Name: "kvm_text_x86"}}, Kind: 1, RangeBegin: 1, RangeEnd: 1}},
 		&LenType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "len", FldName: "ntext", TypeSize: 8}}, Buf: "text"},
 		&FlagsType{IntTypeCommon: IntTypeCommon{TypeCommon: TypeCommon{TypeName: "kvm_setup_flags", FldName: "flags", TypeSize: 8}}, Vals: []uint64{1, 2, 4, 8, 16, 32, 64}},
 		&PtrType{TypeCommon: TypeCommon{TypeName: "ptr", FldName: "opts", TypeSize: 8}, Type: &ArrayType{TypeCommon: TypeCommon{TypeName: "array"}, Type: &UnionType{Key: StructKey{Name: "kvm_setup_opt_x86"}}, Kind: 1, RangeEnd: 2}},
@@ -16618,4 +16618,4 @@ var consts_ppc64le = []ConstValue{
 	{Name: "__WNOTHREAD", Value: 536870912},
 }
 
-const revision_ppc64le = "f13f7d406031c03cb669592f12d0978ca59b06ec"
+const revision_ppc64le = "de9302d13dece6a300ef300704791e80176610eb"
diff --git a/sys/linux/socket_bluetooth.txt b/sys/linux/socket_bluetooth.txt
index f5c5ab748..e100f3949 100644
--- a/sys/linux/socket_bluetooth.txt
+++ b/sys/linux/socket_bluetooth.txt
@@ -200,7 +200,7 @@ hidp_conninfo {
 	vendor	int16
 	product	int16
 	ver	int16
-	name	array[int8]
+	name	array[int8, 128]
 }
 
 hidp_connlist_req {
diff --git a/sys/linux/socket_inet_sctp.txt b/sys/linux/socket_inet_sctp.txt
index b368a6e14..4e8ee8316 100755
--- a/sys/linux/socket_inet_sctp.txt
+++ b/sys/linux/socket_inet_sctp.txt
@@ -231,14 +231,14 @@ getsockopt$inet_sctp6_SCTP_DEFAULT_SNDINFO(fd sock_sctp6, level const[SOL_SCTP],
 setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_ADD(fd sock_sctp, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_BINDX_ADD], val ptr[in, array[sockaddr_sctp]], len bytesize[val])
 setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_ADD(fd sock_sctp6, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_BINDX_ADD], val ptr[in, array[sockaddr_sctp]], len bytesize[val])
 
-setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_REM(fd sock_sctp, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_BINDX_REM], val ptr[in, array[sockaddr_sctp]], len len[val])
-setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(fd sock_sctp6, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_BINDX_REM], val ptr[in, array[sockaddr_sctp]], len len[val])
+setsockopt$inet_sctp_SCTP_SOCKOPT_BINDX_REM(fd sock_sctp, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_BINDX_REM], val ptr[in, array[sockaddr_sctp]], len bytesize[val])
+setsockopt$inet_sctp6_SCTP_SOCKOPT_BINDX_REM(fd sock_sctp6, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_BINDX_REM], val ptr[in, array[sockaddr_sctp]], len bytesize[val])
 
 getsockopt$inet_sctp_SCTP_SOCKOPT_PEELOFF(fd sock_sctp, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_PEELOFF], val ptr[inout, sctp_peeloff_arg_t], len ptr[inout, len[val, int32]])
 getsockopt$inet_sctp6_SCTP_SOCKOPT_PEELOFF(fd sock_sctp6, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_PEELOFF], val ptr[inout, sctp_peeloff_arg_t], len ptr[inout, len[val, int32]])
 
-setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(fd sock_sctp, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_CONNECTX_OLD], val ptr[in, array[sockaddr_sctp]], len len[val])
-setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(fd sock_sctp6, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_CONNECTX_OLD], val ptr[in, array[sockaddr_sctp]], len len[val])
+setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX_OLD(fd sock_sctp, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_CONNECTX_OLD], val ptr[in, array[sockaddr_sctp]], len bytesize[val])
+setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX_OLD(fd sock_sctp6, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_CONNECTX_OLD], val ptr[in, array[sockaddr_sctp]], len bytesize[val])
 
 getsockopt$inet_sctp_SCTP_GET_PEER_ADDRS(fd sock_sctp, level const[SOL_SCTP], opt const[SCTP_GET_PEER_ADDRS], val ptr[inout, sctp_getaddrs], len ptr[inout, len[val, int32]])
 getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(fd sock_sctp6, level const[SOL_SCTP], opt const[SCTP_GET_PEER_ADDRS], val ptr[inout, sctp_getaddrs], len ptr[inout, len[val, int32]])
@@ -246,8 +246,8 @@ getsockopt$inet_sctp6_SCTP_GET_PEER_ADDRS(fd sock_sctp6, level const[SOL_SCTP],
 getsockopt$inet_sctp_SCTP_GET_LOCAL_ADDRS(fd sock_sctp, level const[SOL_SCTP], opt const[SCTP_GET_LOCAL_ADDRS], val ptr[inout, sctp_getaddrs], len ptr[inout, len[val, int32]])
 getsockopt$inet_sctp6_SCTP_GET_LOCAL_ADDRS(fd sock_sctp6, level const[SOL_SCTP], opt const[SCTP_GET_LOCAL_ADDRS], val ptr[inout, sctp_getaddrs], len ptr[inout, len[val, int32]])
 
-setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(fd sock_sctp, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_CONNECTX], val ptr[in, array[sockaddr_sctp]], len len[val])
-setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(fd sock_sctp6, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_CONNECTX], val ptr[in, array[sockaddr_sctp]], len len[val])
+setsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX(fd sock_sctp, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_CONNECTX], val ptr[in, array[sockaddr_sctp]], len bytesize[val])
+setsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX(fd sock_sctp6, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_CONNECTX], val ptr[in, array[sockaddr_sctp]], len bytesize[val])
 
 getsockopt$inet_sctp_SCTP_SOCKOPT_CONNECTX3(fd sock_sctp, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_CONNECTX3], val ptr[inout, sctp_getaddrs_old], len ptr[inout, len[val, int32]])
 getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(fd sock_sctp6, level const[SOL_SCTP], opt const[SCTP_SOCKOPT_CONNECTX3], val ptr[inout, sctp_getaddrs_old], len ptr[inout, len[val, int32]])
@@ -474,7 +474,7 @@ sctp_getaddrs {
 
 sctp_getaddrs_old {
 	assoc_id	assoc_id
-	addr_num	len[addrs, int32]
+	addr_num	bytesize[addrs, int32]
 	addrs		ptr[in, array[sockaddr_sctp]]
 }