Bluetooth: hci4: command 0x0c1a tx timeout
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WARNING: net/bluetooth/hci_conn.c:567 at hci_conn_timeout+0xff/0x2d0 net/bluetooth/hci_conn.c:567, CPU#1: kworker/u9:0/52
Modules linked in:
CPU: 1 UID: 0 PID: 52 Comm: kworker/u9:0 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
Workqueue: hci4 hci_conn_timeout
RIP: 0010:hci_conn_timeout+0xff/0x2d0 net/bluetooth/hci_conn.c:567
Code: 48 89 df e8 13 77 09 00 eb 07 e8 4c 8f 6c f7 b0 13 0f b6 f0 48 89 df 5b 41 5c 41 5e 41 5f 5d e9 47 bb fe ff e8 32 8f 6c f7 90 <0f> 0b 90 eb 8c 44 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 31 ff ff ff
RSP: 0018:ffffc90000bd7a50 EFLAGS: 00010293
RAX: ffffffff8a5523fe RBX: ffff8880774d8000 RCX: ffff88801ab48000
RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000000000000
RBP: 00000000ffffffff R08: ffff8880774d8013 R09: 1ffff1100ee9b002
R10: dffffc0000000000 R11: ffffed100ee9b003 R12: dffffc0000000000
R13: 1ffff11003569090 R14: ffff8880774d8a40 R15: ffff8880774d8010
FS:  0000000000000000(0000) GS:ffff888125f4f000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc1b3a0f000 CR3: 000000007d556000 CR4: 00000000003526f0
Call Trace:
 <TASK>
 process_one_work+0x93a/0x15a0 kernel/workqueue.c:3261
 process_scheduled_works kernel/workqueue.c:3344 [inline]
 worker_thread+0x9b0/0xee0 kernel/workqueue.c:3425
 kthread+0x711/0x8a0 kernel/kthread.c:463
 ret_from_fork+0x599/0xb30 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:246
 </TASK>