------------[ cut here ]------------
WARNING: CPU: 1 PID: 14481 at kernel/workqueue.c:2257 __queue_work+0xc3a/0x1080 kernel/workqueue.c:2256
Modules linked in:
CPU: 1 UID: 0 PID: 14481 Comm: syz.2.1921 Not tainted 6.12.0-rc7-syzkaller-00012-g3022e9d00ebe #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/30/2024
RIP: 0010:__queue_work+0xc3a/0x1080 kernel/workqueue.c:2256
Code: 07 83 c0 03 38 d0 7c 09 84 d2 74 05 e8 2f 17 97 00 8b 5b 2c 31 ff 83 e3 20 89 de e8 80 5e 36 00 85 db 75 60 e8 37 5c 36 00 90 <0f> 0b 90 e9 f9 f7 ff ff e8 29 5c 36 00 90 0f 0b 90 e9 a8 f7 ff ff
RSP: 0018:ffffc9000bb47bf8 EFLAGS: 00010087
RAX: 00000000000000f5 RBX: 0000000000000000 RCX: ffffc9000c935000
RDX: 0000000000040000 RSI: ffffffff81571e19 RDI: 0000000000000005
RBP: ffff88807b8c8a80 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: 0000000000000008 R14: ffff888043134800 R15: ffff888043134800
FS:  00007f9432e3e6c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9432e3df98 CR3: 000000007d114000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 queue_work_on+0x11a/0x140 kernel/workqueue.c:2390
 queue_work include/linux/workqueue.h:662 [inline]
 hci_recv_frame+0x23f/0x7e0 net/bluetooth/hci_core.c:2946
 vhci_get_user drivers/bluetooth/hci_vhci.c:511 [inline]
 vhci_write+0x385/0x470 drivers/bluetooth/hci_vhci.c:607
 new_sync_write fs/read_write.c:590 [inline]
 vfs_write+0x5b1/0x1150 fs/read_write.c:683
 ksys_write+0x12f/0x260 fs/read_write.c:736
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9431f7d1ff
Code: 89 54 24 18 48 89 74 24 10 89 7c 24 08 e8 c9 8d 02 00 48 8b 54 24 18 48 8b 74 24 10 41 89 c0 8b 7c 24 08 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 31 44 89 c7 48 89 44 24 08 e8 1c 8e 02 00 48
RSP: 002b:00007f9432e3e000 EFLAGS: 00000293 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f9432136058 RCX: 00007f9431f7d1ff
RDX: 0000000000000007 RSI: 00000000200006c0 RDI: 00000000000000ca
RBP: 00007f9431ff1616 R08: 0000000000000000 R09: 0000000000000000
R10: 00000000200006c0 R11: 0000000000000293 R12: 0000000000000000
R13: 0000000000000001 R14: 00007f9432136058 R15: 00007ffe25138a08
 </TASK>