------------[ cut here ]------------ WARNING: CPU: 1 PID: 4298 at net/bluetooth/hci_conn.c:667 hci_conn_timeout+0x208/0x428 net/bluetooth/hci_conn.c:667 Modules linked in: CPU: 1 PID: 4298 Comm: kworker/u5:1 Not tainted 6.1.131-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 Workqueue: hci9 hci_conn_timeout pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : hci_conn_timeout+0x208/0x428 net/bluetooth/hci_conn.c:667 lr : hci_conn_timeout+0x208/0x428 net/bluetooth/hci_conn.c:667 sp : ffff800021317b30 x29: ffff800021317b30 x28: ffff0000c4b4c800 x27: ffff0000e7b3c330 x26: ffff0000ce230a18 x25: ffff0000ce230a10 x24: dfff800000000000 x23: 1fffe0001e3cec01 x22: dfff800000000000 x21: 00000000ffffffff x20: ffff0000e7b3c000 x19: ffff0000e7b3c330 x18: ffff800021317880 x17: ffff800018c58000 x16: ffff8000084f4bfc x15: ffff800018738f80 x14: 00000000b3193eb6 x13: dfff800000000000 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff8000115102d0 x8 : ffff0000d9ef3780 x7 : 0000000000000000 x6 : 0000000000000000 x5 : ffff800018c792c8 x4 : 0000000000000008 x3 : ffff800011510100 x2 : 0000000000000000 x1 : 00000000ffffffff x0 : 0000000000000000 Call trace: hci_conn_timeout+0x208/0x428 net/bluetooth/hci_conn.c:667 process_one_work+0x804/0x1484 kernel/workqueue.c:2292 worker_thread+0x8e4/0xfec 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: 19312 hardirqs last enabled at (19311): [<ffff80001240c6cc>] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (19311): [<ffff80001240c6cc>] _raw_spin_unlock_irq+0x3c/0x90 kernel/locking/spinlock.c:202 hardirqs last disabled at (19312): [<ffff800012323b9c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (18984): [<ffff8000081c40ac>] softirq_handle_end kernel/softirq.c:421 [inline] softirqs last enabled at (18984): [<ffff8000081c40ac>] handle_softirqs+0xb84/0xd58 kernel/softirq.c:606 softirqs last disabled at (18955): [<ffff800008020174>] __do_softirq+0x14/0x20 kernel/softirq.c:612 ---[ end trace 0000000000000000 ]--- Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci7: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout Bluetooth: hci8: command 0x0406 tx timeout