Bluetooth: hci0: command 0x041b tx timeout ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4074 at kernel/workqueue.c:1453 __queue_work+0xde8/0x1054 kernel/workqueue.c:1453 Modules linked in: CPU: 1 PID: 4074 Comm: kworker/1:6 Not tainted 5.15.181-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 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 : ffff80001f517a20 x29: ffff80001f517a60 x28: ffff0001b42ed100 x27: ffff0000d07a0800 x26: 0000000000000008 x25: dfff800000000000 x24: ffff0000d07a09c0 x23: 1fffe0001a0f4138 x22: ffff0000c25c8008 x21: 1fffe000184b9001 x20: 00000000000b0012 x19: ffff0000d6af4b30 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000082bf2a4 x15: 00000000ffffffff x14: 0000000000ff0100 x13: 0000000000025598 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff8000081e66b8 x8 : ffff0000c25c8000 x7 : 0000000000000000 x6 : 0000000000025558 x5 : ffff80001f5172d8 x4 : 0000000000000000 x3 : ffff8000081e57dc x2 : ffff0000d6af4b30 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: 569736 hardirqs last enabled at (569735): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (569736): [] queue_work_on+0x7c/0x17c kernel/workqueue.c:1556 softirqs last enabled at (569720): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (569694): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 68090cd118d5eecd ]---