------------[ cut here ]------------
WARNING: CPU: 1 PID: 4328 at net/bluetooth/hci_conn.c:668 hci_conn_timeout+0x1fc/0x418 net/bluetooth/hci_conn.c:668
Modules linked in:
CPU: 1 PID: 4328 Comm: kworker/u5:3 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/03/2025
Workqueue: hci0 hci_conn_timeout
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : hci_conn_timeout+0x1fc/0x418 net/bluetooth/hci_conn.c:668
lr : hci_conn_timeout+0x1fc/0x418 net/bluetooth/hci_conn.c:668
sp : ffff800021037b30
x29: ffff800021037b30 x28: ffff0000d5ff5000 x27: ffff0000d4420330
x26: ffff0000c334b218 x25: 1fffe00018669643 x24: dfff800000000000
x23: ffff0000c4bfd800 x22: dfff800000000000 x21: 00000000ffffffff
x20: ffff0000d4420000 x19: ffff0000d4420330 x18: ffff800011b8bf60
x17: ffff800018349000 x16: ffff80000804309c x15: ffff800017e2a000
x14: 0000000000000001 x13: 1fffe0001a884002 x12: 0000000000ff0100
x11: ff00800010c0a600 x10: 0000000000000000
 x9 : ffff800010c0a600

x8 : ffff0000dcdf0000
 x7 : 0000000000000000
 x6 : 0000000000000000

x5 : ffff800018369d18
 x4 : 0000000000000008
 x3 : ffff800010c0a43c

x2 : 0000000000000000
 x1 : 00000000ffffffff
 x0 : 0000000000000000

Call trace:
 hci_conn_timeout+0x1fc/0x418 net/bluetooth/hci_conn.c:668
 process_one_work+0x7f8/0x13a4 kernel/workqueue.c:2292
 worker_thread+0x8c4/0xfec kernel/workqueue.c:2439
 kthread+0x250/0x2d8 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850
irq event stamp: 4384
hardirqs last  enabled at (4383): [<ffff800011b0e05c>] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline]
hardirqs last  enabled at (4383): [<ffff800011b0e05c>] _raw_spin_unlock_irq+0x3c/0x90 kernel/locking/spinlock.c:202
hardirqs last disabled at (4384): [<ffff800011a22ed4>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (3776): [<ffff8000081ac37c>] softirq_handle_end kernel/softirq.c:439 [inline]
softirqs last  enabled at (3776): [<ffff8000081ac37c>] handle_softirqs+0xaec/0xc60 kernel/softirq.c:624
softirqs last disabled at (3757): [<ffff800008020164>] __do_softirq+0x14/0x20 kernel/softirq.c:630
---[ end trace 0000000000000000 ]---