------------[ cut here ]------------
ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0
WARNING: CPU: 1 PID: 5973 at lib/debugobjects.c:520 debug_print_object+0x13b/0x1a0 lib/debugobjects.c:517
Modules linked in:
CPU: 1 PID: 5973 Comm: syz-executor Not tainted 5.15.163-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:debug_print_object+0x13b/0x1a0 lib/debugobjects.c:517
Code: 42 80 3c 20 00 74 08 4c 89 ff e8 d0 8e bc fd 4d 8b 07 48 c7 c7 a0 00 d9 8a 4c 89 f6 48 89 da 89 e9 4c 8b 0c 24 e8 05 62 3e fd <0f> 0b ff 05 35 dd db 09 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d
RSP: 0018:ffffc900033076e0 EFLAGS: 00010046
RAX: 29c462a25cf7b400 RBX: ffffffff8ad90240 RCX: ffff88802049d940
RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffff8166868c R09: ffffed1017364f24
R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000
R13: ffffffff8ad90128 R14: ffffffff8ad8fd80 R15: ffffffff8a8caaa0
FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffdb41f86f0 CR3: 000000007b06d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
<TASK>
debug_object_assert_init+0x359/0x420 lib/debugobjects.c:893
debug_timer_assert_init kernel/time/timer.c:739 [inline]
debug_assert_init kernel/time/timer.c:784 [inline]
del_timer+0xaa/0x310 kernel/time/timer.c:1224
try_to_grab_pending+0x132/0x880 kernel/workqueue.c:1283
__cancel_work_timer+0x146/0x6a0 kernel/workqueue.c:3140
hci_dev_do_close+0x385/0x1070 net/bluetooth/hci_core.c:1771
hci_unregister_dev+0x2a7/0x550 net/bluetooth/hci_core.c:4036
vhci_release+0x73/0xc0 drivers/bluetooth/hci_vhci.c:345
__fput+0x3fe/0x8e0 fs/file_table.c:280
task_work_run+0x129/0x1a0 kernel/task_work.c:164
exit_task_work include/linux/task_work.h:32 [inline]
do_exit+0x6a3/0x2480 kernel/exit.c:874
do_group_exit+0x144/0x310 kernel/exit.c:996
__do_sys_exit_group kernel/exit.c:1007 [inline]
__se_sys_exit_group kernel/exit.c:1005 [inline]
__x64_sys_exit_group+0x3b/0x40 kernel/exit.c:1005
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x3b/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f3c306abf19
Code: Unable to access opcode bytes at RIP 0x7f3c306abeef.
RSP: 002b:00007ffdb41fa8c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3c306abf19
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000043
RBP: 00007f3c3070b0c8 R08: 00007ffdb41f8667 R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 0000000000000003 R14: 00000000ffffffff R15: 00007ffdb41faab0
</TASK>