WARNING: CPU: 0 PID: 11590 at net/xfrm/xfrm_policy.c:877 xfrm_policy_inexact_list_reinsert+0x625/0x6e0 net/xfrm/xfrm_policy.c:877 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 11590 Comm: syz-executor.3 Not tainted 5.3.0-rc7+ #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+0x1d8/0x2f8 lib/dump_stack.c:113 panic+0x25c/0x799 kernel/panic.c:219 __warn+0x22f/0x230 kernel/panic.c:576 report_bug+0x190/0x290 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:179 [inline] do_error_trap+0xd7/0x440 arch/x86/kernel/traps.c:272 do_invalid_op+0x36/0x40 arch/x86/kernel/traps.c:291 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1028 RIP: 0010:xfrm_policy_inexact_list_reinsert+0x625/0x6e0 net/xfrm/xfrm_policy.c:877 Code: ef e8 df d5 35 fb 4d 8b 6d 00 4c 39 6d 90 0f 85 81 fa ff ff e9 b0 00 00 00 e8 97 da fc fa 0f 0b e9 fa fa ff ff e8 8b da fc fa <0f> 0b e9 75 ff ff ff e8 7f da fc fa 0f 0b eb a9 44 89 f1 80 e1 07 RSP: 0018:ffff8880979bf4b8 EFLAGS: 00010287 RAX: ffffffff8676b255 RBX: 000000000000001f RCX: 0000000000040000 RDX: ffffc90008553000 RSI: 000000000002c6ba RDI: 000000000002c6bb RBP: ffff8880979bf548 R08: ffffffff8676b18c R09: ffffffff8676aa2c R10: ffff88805be0e6c0 R11: 0000000000000002 R12: 0000000000000000 R13: ffff8880a7fb77e0 R14: 0000000000000010 R15: 000000000000000a xfrm_policy_inexact_node_reinsert net/xfrm/xfrm_policy.c:922 [inline] xfrm_policy_inexact_node_merge net/xfrm/xfrm_policy.c:958 [inline] xfrm_policy_inexact_insert_node+0x537/0xb50 net/xfrm/xfrm_policy.c:1023 xfrm_policy_inexact_alloc_chain+0x62b/0xbd0 net/xfrm/xfrm_policy.c:1139 xfrm_policy_inexact_insert+0xe8/0x1540 net/xfrm/xfrm_policy.c:1182 xfrm_policy_insert+0xdf/0xce0 net/xfrm/xfrm_policy.c:1574 xfrm_add_policy+0x420/0x8a0 net/xfrm/xfrm_user.c:1670 xfrm_user_rcv_msg+0x3e6/0x650 net/xfrm/xfrm_user.c:2676 netlink_rcv_skb+0x19e/0x3d0 net/netlink/af_netlink.c:2477 xfrm_netlink_rcv+0x74/0x90 net/xfrm/xfrm_user.c:2684 netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline] netlink_unicast+0x787/0x900 net/netlink/af_netlink.c:1328 netlink_sendmsg+0x993/0xc50 net/netlink/af_netlink.c:1917 sock_sendmsg_nosec net/socket.c:637 [inline] sock_sendmsg net/socket.c:657 [inline] ___sys_sendmsg+0x60d/0x910 net/socket.c:2311 __sys_sendmsg net/socket.c:2356 [inline] __do_sys_sendmsg net/socket.c:2365 [inline] __se_sys_sendmsg net/socket.c:2363 [inline] __x64_sys_sendmsg+0x17c/0x200 net/socket.c:2363 do_syscall_64+0xfe/0x140 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x459879 Code: fd b7 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 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f9514fa8c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459879 RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f9514fa96d4 R13: 00000000004c77d9 R14: 00000000004dd030 R15: 00000000ffffffff Kernel Offset: disabled Rebooting in 86400 seconds..