Bluetooth: hci4: command 0x0419 tx timeout ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:1453 __queue_work+0xee4/0x114c kernel/workqueue.c:1453 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Not tainted 5.15.165-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 Workqueue: events hci_cmd_timeout pstate: 804000c5 (Nzcv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __queue_work+0xee4/0x114c kernel/workqueue.c:1453 lr : __queue_work+0xee4/0x114c kernel/workqueue.c:1453 sp : ffff800018af7a40 x29: ffff800018af7a80 x28: ffff0001b47c7100 x27: 0000000000000008 x26: ffff0000c7a17800 x25: dfff800000000000 x24: ffff0000c7a179c0 x23: 1fffe00018f42f38 x22: ffff0000c094b688 x21: 1fffe000181296d1 x20: 00000000000b0012 x19: ffff0000cdd20b30 x18: 0000000000000001 x17: 0000000000000000 x16: ffff8000082ec8fc x15: 00000000ffffffff x14: ffff0000c094b680 x13: 0000000000000001 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff0000c094b680 x8 : ffff800008206e54 x7 : 0000000000000000 x6 : 0000000000000001 x5 : ffff800018af7178 x4 : 0000000000000000 x3 : ffff800008205e7c x2 : ffff0000cdd20b30 x1 : 0000000000200000 x0 : 0000000000000000 Call trace: __queue_work+0xee4/0x114c kernel/workqueue.c:1453 queue_work_on+0xc4/0x17c kernel/workqueue.c:1559 queue_work include/linux/workqueue.h:512 [inline] hci_cmd_timeout+0x1d0/0x204 net/bluetooth/hci_core.c:2788 process_one_work+0x790/0x11b8 kernel/workqueue.c:2310 worker_thread+0x910/0x1034 kernel/workqueue.c:2457 kthread+0x37c/0x45c kernel/kthread.c:334 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 305356 hardirqs last enabled at (305355): [] __up_console_sem+0xb4/0x100 kernel/printk/printk.c:257 hardirqs last disabled at (305356): [] queue_work_on+0x7c/0x17c kernel/workqueue.c:1556 softirqs last enabled at (305332): [] spin_unlock_bh include/linux/spinlock.h:408 [inline] softirqs last enabled at (305332): [] macvlan_process_broadcast+0x230/0x6cc drivers/net/macvlan.c:305 softirqs last disabled at (305330): [] spin_lock_bh include/linux/spinlock.h:368 [inline] softirqs last disabled at (305330): [] macvlan_process_broadcast+0xec/0x6cc drivers/net/macvlan.c:303 ---[ end trace bd136f5eab1cfd0e ]---