netlink: 72 bytes leftover after parsing attributes in process `syz.0.2478'.
general protection fault, probably for non-canonical address 0xee9dac881e609148: 0000 [#1] PREEMPT SMP KASAN
KASAN: maybe wild-memory-access in range [0x74ed8440f3048a40-0x74ed8440f3048a47]
CPU: 1 PID: 17346 Comm: syz.0.2478 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:__xfrm_state_lookup+0x311/0x8d0 net/xfrm/xfrm_state.c:1084
Code: 18 48 8d 48 08 48 c1 e8 03 48 89 44 24 30 48 89 4c 24 38 48 c1 e9 03 48 89 4c 24 50 4c 8d b3 22 01 00 00 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 7c 03 00 00 45 0f b7 36 44 89 f7 44 89
RSP: 0018:ffffc90004d371a0 EFLAGS: 00010207
RAX: 0e9db0881e609148 RBX: 74ed8440f3048922 RCX: 0000000000080000
RDX: ffffc9000c9a9000 RSI: 0000000000002fe2 RDI: 0000000000002fe3
RBP: ffffc90004d37288 R08: ffff8880677d1e00 R09: 0000000000000002
R10: 000000000000000a R11: 0000000000000002 R12: dffffc0000000000
R13: 0000000000000002 R14: 74ed8440f3048a44 R15: 0000000020010000
FS:  00007f500048a6c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555561aa0588 CR3: 000000004f7fd000 CR4: 00000000003506e0
Call Trace:
 <TASK>
 __xfrm_state_locate net/xfrm/xfrm_state.c:1132 [inline]
 xfrm_state_add+0x25e/0xe20 net/xfrm/xfrm_state.c:1665
 xfrm_add_sa+0x26f7/0x30a0 net/xfrm/xfrm_user.c:805
 xfrm_user_rcv_msg+0x596/0x870 net/xfrm/xfrm_user.c:3169
 netlink_rcv_skb+0x216/0x480 net/netlink/af_netlink.c:2545
 xfrm_netlink_rcv+0x79/0x90 net/xfrm/xfrm_user.c:3191
 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline]
 netlink_unicast+0x751/0x8d0 net/netlink/af_netlink.c:1346
 netlink_sendmsg+0x8c1/0xbe0 net/netlink/af_netlink.c:1894
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg net/socket.c:745 [inline]
 ____sys_sendmsg+0x5bf/0x950 net/socket.c:2595
 ___sys_sendmsg+0x220/0x290 net/socket.c:2649
 __sys_sendmsg net/socket.c:2678 [inline]
 __do_sys_sendmsg net/socket.c:2687 [inline]
 __se_sys_sendmsg+0x1a5/0x270 net/socket.c:2685
 do_syscall_x64 arch/x86/entry/common.c:51 [inline]
 do_syscall_64+0x55/0xb0 arch/x86/entry/common.c:81
 entry_SYSCALL_64_after_hwframe+0x68/0xd2
RIP: 0033:0x7f4fff58eba9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f500048a038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f4fff7d5fa0 RCX: 00007f4fff58eba9
RDX: 0000000000004880 RSI: 00002000000035c0 RDI: 0000000000000003
RBP: 00007f4fff611e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f4fff7d6038 R14: 00007f4fff7d5fa0 R15: 00007ffe027c9dd8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__xfrm_state_lookup+0x311/0x8d0 net/xfrm/xfrm_state.c:1084
Code: 18 48 8d 48 08 48 c1 e8 03 48 89 44 24 30 48 89 4c 24 38 48 c1 e9 03 48 89 4c 24 50 4c 8d b3 22 01 00 00 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 7c 03 00 00 45 0f b7 36 44 89 f7 44 89
RSP: 0018:ffffc90004d371a0 EFLAGS: 00010207
RAX: 0e9db0881e609148 RBX: 74ed8440f3048922 RCX: 0000000000080000
RDX: ffffc9000c9a9000 RSI: 0000000000002fe2 RDI: 0000000000002fe3
RBP: ffffc90004d37288 R08: ffff8880677d1e00 R09: 0000000000000002
R10: 000000000000000a R11: 0000000000000002 R12: dffffc0000000000
R13: 0000000000000002 R14: 74ed8440f3048a44 R15: 0000000020010000
FS:  00007f500048a6c0(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000555561aa0588 CR3: 000000004f7fd000 CR4: 00000000003506e0
----------------
Code disassembly (best guess):
   0:	18 48 8d             	sbb    %cl,-0x73(%rax)
   3:	48 08 48 c1          	rex.W or %cl,-0x3f(%rax)
   7:	e8 03 48 89 44       	call   0x4489480f
   c:	24 30                	and    $0x30,%al
   e:	48 89 4c 24 38       	mov    %rcx,0x38(%rsp)
  13:	48 c1 e9 03          	shr    $0x3,%rcx
  17:	48 89 4c 24 50       	mov    %rcx,0x50(%rsp)
  1c:	4c 8d b3 22 01 00 00 	lea    0x122(%rbx),%r14
  23:	4c 89 f0             	mov    %r14,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 0f b6 04 20       	movzbl (%rax,%r12,1),%eax <-- trapping instruction
  2f:	84 c0                	test   %al,%al
  31:	0f 85 7c 03 00 00    	jne    0x3b3
  37:	45 0f b7 36          	movzwl (%r14),%r14d
  3b:	44 89 f7             	mov    %r14d,%edi
  3e:	44                   	rex.R
  3f:	89                   	.byte 0x89