Bluetooth: hci2: command 0x040f tx timeout ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4211 at kernel/workqueue.c:1453 __queue_work+0xde8/0x1054 kernel/workqueue.c:1453 Modules linked in: CPU: 0 PID: 4211 Comm: kworker/0:12 Not tainted 5.15.184-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 Workqueue: events hci_cmd_timeout pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __queue_work+0xde8/0x1054 kernel/workqueue.c:1453 lr : __queue_work+0xde8/0x1054 kernel/workqueue.c:1453 sp : ffff80001f757a20 x29: ffff80001f757a60 x28: ffff0001a110e100 x27: ffff0000e8400800 x26: 0000000000000008 x25: dfff800000000000 x24: ffff0000e84009c0 x23: 1fffe0001d080138 x22: ffff0000d274d1c8 x21: 1fffe0001a4e9a39 x20: 00000000000b0012 x19: ffff0000f40b0b30 x18: 1fffe0003421f78e x17: 1fffe0003421f78e x16: ffff8000082bf2b8 x15: ffff8000141eec20 x14: ffff0001a10fbc80 x13: 1ffff0000282a06b x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff8000081e66b8 x8 : ffff0000d274d1c0 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000080 x4 : 0000000000000000 x3 : ffff8000081e57dc x2 : ffff0000f40b0b30 x1 : 0000000000200000 x0 : 0000000000000000 Call trace: __queue_work+0xde8/0x1054 kernel/workqueue.c:1453 queue_work_on+0xc4/0x17c kernel/workqueue.c:1559 queue_work include/linux/workqueue.h:512 [inline] hci_cmd_timeout+0x194/0x200 net/bluetooth/hci_core.c:2788 process_one_work+0x79c/0x1140 kernel/workqueue.c:2310 worker_thread+0x8f4/0x101c kernel/workqueue.c:2457 kthread+0x374/0x454 kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 725656 hardirqs last enabled at (725655): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1338 [inline] hardirqs last enabled at (725655): [] finish_lock_switch+0xb0/0x1c4 kernel/sched/core.c:4784 hardirqs last disabled at (725656): [] queue_work_on+0x7c/0x17c kernel/workqueue.c:1556 softirqs last enabled at (725572): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (725548): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 7461470edda6e284 ]---