------------[ cut here ]------------
WARNING: net/bluetooth/hci_conn.c:567 at hci_conn_timeout+0xf4/0x210 net/bluetooth/hci_conn.c:567, CPU#1: kworker/u9:2/6573
Modules linked in:
CPU: 1 UID: 0 PID: 6573 Comm: kworker/u9:2 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
Workqueue: hci4 hci_conn_timeout
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : hci_conn_timeout+0xf4/0x210 net/bluetooth/hci_conn.c:567
lr : hci_conn_timeout+0xf4/0x210 net/bluetooth/hci_conn.c:567
sp : ffff8000a18a7a90
x29: ffff8000a18a7a90 x28: 1ffff00011f0e28a x27: dfff800000000000
x26: ffff0000c1b26c18 x25: ffff0000dba7d800 x24: 1fffe00019035392
x23: ffff0000c81a9c80 x22: dfff800000000000 x21: 00000000ffffffff
x20: ffff0000d9640a40 x19: ffff0000d9640000 x18: 00000000ffffffff
x17: ffff800093598000 x16: ffff800082e5c71c x15: 0000000000000001
x14: 1fffe0001b2c8002 x13: 0000000000000000 x12: 0000000000000000
x11: ffff60001b2c8003 x10: 0000000000ff0100 x9 : 0000000000000000
x8 : ffff0000c81a9c80 x7 : ffff80008043cf2c x6 : 0000000000000000
x5 : ffff8000935b4530 x4 : 0000000000000008 x3 : ffff80008a1904d0
x2 : 0000000000000000 x1 : 00000000ffffffff x0 : 0000000000000000
Call trace:
 hci_conn_timeout+0xf4/0x210 net/bluetooth/hci_conn.c:567 (P)
 process_one_work+0x7c0/0x1558 kernel/workqueue.c:3257
 process_scheduled_works kernel/workqueue.c:3340 [inline]
 worker_thread+0x958/0xed8 kernel/workqueue.c:3421
 kthread+0x5fc/0x75c kernel/kthread.c:463
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:844
irq event stamp: 2310
hardirqs last  enabled at (2309): [<ffff80008afb8fa0>] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline]
hardirqs last  enabled at (2309): [<ffff80008afb8fa0>] _raw_spin_unlock_irq+0x30/0x80 kernel/locking/spinlock.c:202
hardirqs last disabled at (2310): [<ffff80008af902dc>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:412
softirqs last  enabled at (2246): [<ffff8000891b4794>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32
softirqs last disabled at (2244): [<ffff8000891b4760>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19
---[ end trace 0000000000000000 ]---
Bluetooth: hci4: command 0x2016 tx timeout