------------[ cut here ]------------ WARNING: CPU: 0 PID: 22833 at net/xfrm/xfrm_policy.c:1548 xfrm_policy_insert_list+0x392/0xcd0 net/xfrm/xfrm_policy.c:1548 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 22833 Comm: syz-executor.3 Not tainted 5.6.0-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+0x188/0x20d lib/dump_stack.c:118 panic+0x2e3/0x75c kernel/panic.c:221 __warn.cold+0x2f/0x35 kernel/panic.c:582 report_bug+0x27b/0x2f0 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:175 [inline] fixup_bug arch/x86/kernel/traps.c:170 [inline] do_error_trap+0x12b/0x220 arch/x86/kernel/traps.c:267 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:xfrm_policy_insert_list+0x392/0xcd0 net/xfrm/xfrm_policy.c:1548 Code: 14 28 48 89 f8 83 e0 07 83 c0 03 38 d0 0f 8c eb fd ff ff 84 d2 0f 84 e3 fd ff ff e8 a8 a0 f9 fa e9 d9 fd ff ff e8 ce f6 bb fa <0f> 0b 48 8b 44 24 08 0f b6 10 48 8b 04 24 83 e0 07 83 c0 03 38 d0 RSP: 0018:ffffc90007e17380 EFLAGS: 00010212 RAX: 0000000000040000 RBX: ffff8880a7105800 RCX: ffffc90010375000 RDX: 0000000000003971 RSI: ffffffff86b73ac2 RDI: ffff8880a7105a40 RBP: dffffc0000000000 R08: ffff888057546440 R09: fffffbfff1511d31 R10: 0000000000000003 R11: fffffbfff1511d30 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880a9200800 xfrm_policy_inexact_insert+0xec/0xba0 net/xfrm/xfrm_policy.c:1195 xfrm_policy_insert+0x59e/0x780 net/xfrm/xfrm_policy.c:1581 xfrm_add_policy+0x2af/0x5a0 net/xfrm/xfrm_user.c:1671 xfrm_user_rcv_msg+0x414/0x700 net/xfrm/xfrm_user.c:2680 netlink_rcv_skb+0x15a/0x410 net/netlink/af_netlink.c:2469 xfrm_netlink_rcv+0x6b/0x90 net/xfrm/xfrm_user.c:2688 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] netlink_unicast+0x537/0x740 net/netlink/af_netlink.c:1329 netlink_sendmsg+0x882/0xe10 net/netlink/af_netlink.c:1918 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:672 ____sys_sendmsg+0x6bf/0x7e0 net/socket.c:2362 ___sys_sendmsg+0x100/0x170 net/socket.c:2416 __sys_sendmsg+0xec/0x1b0 net/socket.c:2449 do_syscall_64+0xf6/0x7d0 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x45c889 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:00007f17cbedcc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f17cbedd6d4 RCX: 000000000045c889 RDX: 0000000000000000 RSI: 00000000200000c0 RDI: 0000000000000003 RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000000009fe R14: 00000000004ccba4 R15: 000000000076bf0c Kernel Offset: disabled Rebooting in 86400 seconds..