IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
8021q: adding VLAN 0 to HW filter on device batadv0
------------[ cut here ]------------
WARNING: CPU: 0 PID: 8321 at kernel/signal.c:353 task_participate_group_stop+0x1cc/0x230 kernel/signal.c:353
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 8321 Comm: 3 Not tainted 4.14.157-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0x142/0x197 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x2f/0x2f kernel/panic.c:547
 report_bug+0x216/0x254 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 fixup_bug arch/x86/kernel/traps.c:172 [inline]
 do_error_trap+0x1bb/0x310 arch/x86/kernel/traps.c:295
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:314
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:963
RIP: 0010:task_participate_group_stop+0x1cc/0x230 kernel/signal.c:353
RSP: 0018:ffff888098f5fba8 EFLAGS: 00010097
RAX: ffff888095eb66c0 RBX: ffff8880919da640 RCX: ffff8880919da6dc
RDX: 0000000000000000 RSI: 0000000000020000 RDI: ffff888095eb66c0
RBP: ffff888098f5fbc0 R08: 0000000000005aab R09: ffffffff8936bed8
R10: ffff888095eb6f40 R11: ffff888095eb66c0 R12: 0000000000000000
R13: ffff8880919da6d8 R14: ffff888098f5ff58 R15: dffffc0000000000
 do_signal_stop+0x19f/0x750 kernel/signal.c:2102
 get_signal+0xd28/0x1cd0 kernel/signal.c:2288
 do_signal+0x86/0x19a0 arch/x86/kernel/signal.c:814
 exit_to_usermode_loop+0x15c/0x220 arch/x86/entry/common.c:160
 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:270 [inline]
 do_syscall_64+0x4bc/0x640 arch/x86/entry/common.c:297
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x324
RSP: 002b:00007ffdb3c7b8f0 EFLAGS: 00000200 ORIG_RAX: 000000000000003b
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Kernel Offset: disabled
Rebooting in 86400 seconds..