netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. overlayfs: failed to resolve './file0': -2 ------------[ cut here ]------------ ------------[ cut here ]------------ IRQs not enabled as expected WARNING: CPU: 0 PID: 19825 at kernel/softirq.c:169 __local_bh_enable_ip+0x1bd/0x270 kernel/softirq.c:169 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 19825 Comm: syz-executor.3 Not tainted 4.19.195-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+0x1fc/0x2ef lib/dump_stack.c:118 panic+0x26a/0x50e kernel/panic.c:186 __warn.cold+0x20/0x5a kernel/panic.c:541 report_bug+0x262/0x2b0 lib/bug.c:183 fixup_bug arch/x86/kernel/traps.c:178 [inline] fixup_bug arch/x86/kernel/traps.c:173 [inline] do_error_trap+0x1d7/0x310 arch/x86/kernel/traps.c:296 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:1038 RIP: 0010:__local_bh_enable_ip+0x1bd/0x270 kernel/softirq.c:169 Code: 7e 85 c0 74 7d 5b 5d 41 5c c3 80 3d 12 70 d5 09 00 0f 85 36 ff ff ff 48 c7 c7 a0 da 68 88 c6 05 fe 6f d5 09 01 e8 63 bb b8 06 <0f> 0b e9 1c ff ff ff 48 89 ef e8 54 3a 12 00 e9 5f ff ff ff 0f 0b RSP: 0018:ffff888040436680 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000200 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff814dfc91 RDI: ffffed1008086cc2 RBP: ffffffff8707e9ad R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000005 R11: ffffffff8c66201b R12: ffff88804a57e180 R13: 1ffff11008086cd8 R14: ffff888045145b40 R15: 0000000000000003 local_bh_enable include/linux/bottom_half.h:32 [inline] ip6_pol_route+0x343/0x1270 net/ipv6/route.c:1964 fib6_rule_lookup+0x10b/0x4e0 net/ipv6/fib6_rules.c:118 ip6_route_output_flags+0x2b0/0x350 net/ipv6/route.c:2163 ip6_route_output include/net/ip6_route.h:88 [inline] ip6_dst_lookup_tail+0x104d/0x19b0 net/ipv6/ip6_output.c:990 icmpv6_route_lookup+0x9e/0x4e0 net/ipv6/icmp.c:343 icmp6_send+0x1592/0x22c0 net/ipv6/icmp.c:555 __icmpv6_send include/linux/icmpv6.h:28 [inline] icmpv6_send include/linux/icmpv6.h:49 [inline] ip6_link_failure+0x2d/0x4f0 net/ipv6/route.c:2297 dst_link_failure include/net/dst.h:438 [inline] ip6_tnl_xmit+0x474/0x3500 net/ipv6/ip6_tunnel.c:1234 ip6ip6_tnl_xmit net/ipv6/ip6_tunnel.c:1388 [inline] ip6_tnl_start_xmit+0x924/0x1de0 net/ipv6/ip6_tunnel.c:1414 __netdev_start_xmit include/linux/netdevice.h:4345 [inline] netdev_start_xmit include/linux/netdevice.h:4359 [inline] xmit_one net/core/dev.c:3256 [inline] dev_hard_start_xmit+0x1a8/0x920 net/core/dev.c:3272 __dev_queue_xmit+0x269d/0x2e00 net/core/dev.c:3838 neigh_output include/net/neighbour.h:501 [inline] ip6_finish_output2+0x113d/0x2290 net/ipv6/ip6_output.c:120 ip6_finish_output+0x795/0xe50 net/ipv6/ip6_output.c:192 NF_HOOK_COND include/linux/netfilter.h:278 [inline] ip6_output+0x205/0x770 net/ipv6/ip6_output.c:209 dst_output include/net/dst.h:455 [inline] ip6_local_out+0xaf/0x170 net/ipv6/output_core.c:178 ip6_send_skb+0xb3/0x300 net/ipv6/ip6_output.c:1737 udp_v6_send_skb+0x7d7/0x1610 net/ipv6/udp.c:1114 udpv6_sendmsg+0x236b/0x2ae0 net/ipv6/udp.c:1411 inet_sendmsg+0x132/0x5a0 net/ipv4/af_inet.c:798 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc3/0x120 net/socket.c:632 ___sys_sendmsg+0x3b3/0x8e0 net/socket.c:2115 __sys_sendmmsg+0x195/0x470 net/socket.c:2210 __do_sys_sendmmsg net/socket.c:2239 [inline] __se_sys_sendmmsg net/socket.c:2236 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2236 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x4665d9 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f2b23b08188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 RDX: 00000000000000c6 RSI: 0000000020006d00 RDI: 0000000000000004 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffe56b2aaaf R14: 00007f2b23b08300 R15: 0000000000022000 ======================================================