------------[ cut here ]------------
WARNING: CPU: 0 PID: 5223 at net/xfrm/xfrm_policy.c:1546 xfrm_policy_insert_list+0x3b7/0xd10 net/xfrm/xfrm_policy.c:1546
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 5223 Comm: syz-executor.4 Not tainted 5.5.0-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x197/0x210 lib/dump_stack.c:118
 panic+0x2e3/0x75c kernel/panic.c:221
 __warn.cold+0x2f/0x3e kernel/panic.c:582
 report_bug+0x289/0x300 lib/bug.c:195
 fixup_bug arch/x86/kernel/traps.c:176 [inline]
 fixup_bug arch/x86/kernel/traps.c:171 [inline]
 do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:269
 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:288
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
RIP: 0010:xfrm_policy_insert_list+0x3b7/0xd10 net/xfrm/xfrm_policy.c:1546
Code: 14 20 48 89 f8 83 e0 07 83 c0 03 38 d0 0f 8c cf fd ff ff 84 d2 0f 84 c7 fd ff ff e8 b3 f4 e6 fa e9 bd fd ff ff e8 79 6a a8 fa <0f> 0b 48 8b 45 c0 0f b6 10 48 8b 45 c8 83 e0 07 83 c0 03 38 d0 7c
RSP: 0018:ffffc900151872f0 EFLAGS: 00010216
RAX: 0000000000040000 RBX: ffff888059059800 RCX: ffffc90012165000
RDX: 0000000000000979 RSI: ffffffff86cd0bd7 RDI: ffff888059059a20
RBP: ffffc90015187368 R08: ffff8880945663c0 R09: ffff888094566c50
R10: fffff52002a30e71 R11: ffffffff8aa3e087 R12: dffffc0000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 xfrm_policy_inexact_insert+0xef/0xba0 net/xfrm/xfrm_policy.c:1193
 xfrm_policy_insert+0x5dc/0x7f0 net/xfrm/xfrm_policy.c:1579
 xfrm_add_policy+0x28f/0x580 net/xfrm/xfrm_user.c:1670
 xfrm_user_rcv_msg+0x459/0x770 net/xfrm/xfrm_user.c:2676
 netlink_rcv_skb+0x177/0x450 net/netlink/af_netlink.c:2477
 xfrm_netlink_rcv+0x70/0x90 net/xfrm/xfrm_user.c:2684
 netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline]
 netlink_unicast+0x59e/0x7e0 net/netlink/af_netlink.c:1328
 netlink_sendmsg+0x91c/0xea0 net/netlink/af_netlink.c:1917
 sock_sendmsg_nosec net/socket.c:652 [inline]
 sock_sendmsg+0xd7/0x130 net/socket.c:672
 ____sys_sendmsg+0x753/0x880 net/socket.c:2343
 ___sys_sendmsg+0x100/0x170 net/socket.c:2397
 __sys_sendmsg+0x105/0x1d0 net/socket.c:2430
 __do_sys_sendmsg net/socket.c:2439 [inline]
 __se_sys_sendmsg net/socket.c:2437 [inline]
 __x64_sys_sendmsg+0x78/0xb0 net/socket.c:2437
 do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x45b399
Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007f1fe0563c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f1fe05646d4 RCX: 000000000045b399
RDX: 0000000004008000 RSI: 0000000020000080 RDI: 0000000000000003
RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff
R13: 00000000000009cc R14: 00000000004cb3e3 R15: 000000000075bf2c
Kernel Offset: disabled
Rebooting in 86400 seconds..