------------[ cut here ]------------
WARNING: CPU: 1 PID: 4299 at net/bluetooth/hci_conn.c:667 hci_conn_timeout+0x1fc/0x424 net/bluetooth/hci_conn.c:667
Modules linked in:
CPU: 1 PID: 4299 Comm: kworker/u5:2 Not tainted 6.1.140-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025
Workqueue: hci4 hci_conn_timeout
pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : hci_conn_timeout+0x1fc/0x424 net/bluetooth/hci_conn.c:667
lr : hci_conn_timeout+0x1fc/0x424 net/bluetooth/hci_conn.c:667
sp : ffff800020ae7b30
x29: ffff800020ae7b30 x28: ffff0000d5b33000 x27: ffff0000d3972330
x26: ffff0000c087aa18 x25: 1fffe0001810f543 x24: dfff800000000000
x23: ffff0000c4b7f800 x22: dfff800000000000 x21: 00000000ffffffff
x20: ffff0000d3972000 x19: ffff0000d3972330 x18: ffff800011a7bd00
x17: ffff8000181a0000 x16: ffff800008042940 x15: ffff800017c80fc0
x14: ffff0000c8b22658 x13: 0000000000000000 x12: 0000000000ff0100
x11: ff00800010b2016c x10: 0000000000000000 x9 : ffff800010b2016c
x8 : ffff0000c8b21bc0 x7 : 0000000000000000 x6 : 0000000000000000
x5 : ffff8000181c1290 x4 : 0000000000000008 x3 : ffff800010b1ffa8
x2 : 0000000000000000 x1 : 00000000ffffffff x0 : 0000000000000000
Call trace:
 hci_conn_timeout+0x1fc/0x424 net/bluetooth/hci_conn.c:667
 process_one_work+0x7f4/0x13a8 kernel/workqueue.c:2292
 worker_thread+0x8c8/0xfbc kernel/workqueue.c:2439
 kthread+0x250/0x2d8 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:864
irq event stamp: 7334
hardirqs last  enabled at (7333): [<ffff800011a00854>] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline]
hardirqs last  enabled at (7333): [<ffff800011a00854>] _raw_spin_unlock_irq+0x3c/0x90 kernel/locking/spinlock.c:202
hardirqs last disabled at (7334): [<ffff8000119153e0>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (6670): [<ffff8000081a8dc0>] softirq_handle_end kernel/softirq.c:421 [inline]
softirqs last  enabled at (6670): [<ffff8000081a8dc0>] handle_softirqs+0xaf8/0xc6c kernel/softirq.c:606
softirqs last disabled at (6579): [<ffff800008020164>] __do_softirq+0x14/0x20 kernel/softirq.c:612
---[ end trace 0000000000000000 ]---
Bluetooth: hci2: command 0x0406 tx timeout