IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready
IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready
Bluetooth: hci0 command 0x0409 tx timeout
Bluetooth: hci0 command 0x041b tx timeout
------------[ cut here ]------------
WARNING: CPU: 0 PID: 9423 at drivers/gpu/drm/drm_prime.c:898 drm_prime_destroy_file_private+0x3e/0x50 drivers/gpu/drm/drm_prime.c:898
Kernel panic - not syncing: panic_on_warn set ...

CPU: 0 PID: 9423 Comm: syz-executor.0 Not tainted 4.14.213-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+0x1b2/0x283 lib/dump_stack.c:58
 panic+0x1f9/0x42d kernel/panic.c:183
 __warn.cold+0x20/0x4b kernel/panic.c:547
 report_bug+0x208/0x249 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+0x195/0x2d0 arch/x86/kernel/traps.c:295
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:964
RIP: 0010:drm_prime_destroy_file_private+0x3e/0x50 drivers/gpu/drm/drm_prime.c:898
RSP: 0018:ffff888090457ae0 EFLAGS: 00010297
RAX: ffff8880906ea140 RBX: ffff88809268cbb8 RCX: 1ffff110120dd53d
RDX: 0000000000000000 RSI: ffff8880906ea9c8 RDI: ffff88809268cc38
RBP: ffffffff83885ca0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88809268c940
R13: ffff8882384fc740 R14: ffff88809268caf8 R15: ffff88809268cb20
 drm_release+0xaf9/0xfa0 drivers/gpu/drm/drm_file.c:427
 __fput+0x25f/0x7a0 fs/file_table.c:210
 task_work_run+0x11f/0x190 kernel/task_work.c:113
 get_signal+0x18a3/0x1ca0 kernel/signal.c:2234
 do_signal+0x7c/0x1550 arch/x86/kernel/signal.c:814
 exit_to_usermode_loop+0x160/0x200 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+0x4a3/0x640 arch/x86/entry/common.c:297
 entry_SYSCALL_64_after_hwframe+0x46/0xbb
RIP: 0033:0x45e299
RSP: 002b:00007f3257c1ec68 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: 0000000000000000 RBX: 0000000000000003 RCX: 000000000045e299
RDX: 0000000020000140 RSI: 00000000c10c5541 RDI: 0000000000000003
RBP: 000000000119bfc0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 000000000119bf8c
R13: 00007fff45db8b9f R14: 00007f3257c1f9c0 R15: 000000000119bf8c
Kernel Offset: disabled
Rebooting in 86400 seconds..