usb 1-1: 2:1 : UAC_AS_GENERAL descriptor not found ------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(lock->magic != lock) WARNING: CPU: 0 PID: 4795 at kernel/locking/mutex.c:582 __mutex_lock_common kernel/locking/mutex.c:582 [inline] WARNING: CPU: 0 PID: 4795 at kernel/locking/mutex.c:582 __mutex_lock+0xc39/0xd60 kernel/locking/mutex.c:747 Modules linked in: CPU: 0 PID: 4795 Comm: kworker/0:3 Not tainted 6.6.0-syzkaller-14142-g90b0c2b2edd1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/09/2023 Workqueue: usb_hub_wq hub_event RIP: 0010:__mutex_lock_common kernel/locking/mutex.c:582 [inline] RIP: 0010:__mutex_lock+0xc39/0xd60 kernel/locking/mutex.c:747 Code: 04 20 84 c0 0f 85 13 01 00 00 83 3d 90 88 e0 03 00 0f 85 e2 f4 ff ff 48 c7 c7 40 9c 6a 8b 48 c7 c6 e0 9c 6a 8b e8 27 96 34 f6 <0f> 0b e9 c8 f4 ff ff 0f 0b e9 d8 f8 ff ff 0f 0b e9 55 f5 ff ff 48 RSP: 0018:ffffc9000391ec00 EFLAGS: 00010246 RAX: 861303602424d700 RBX: 0000000000000000 RCX: ffff888015683b80 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc9000391ed48 R08: ffffffff8154ac82 R09: 1ffff11017305172 R10: dffffc0000000000 R11: ffffed1017305173 R12: dffffc0000000000 R13: ffff888027528a48 R14: 0000000000000000 R15: 1ffff1100dc61017 FS: 0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055953d01c648 CR3: 00000000791d5000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: imon_init_intf1 drivers/media/rc/imon.c:2321 [inline] imon_probe+0x295/0x3480 drivers/media/rc/imon.c:2449 usb_probe_interface+0x5c4/0xb00 drivers/usb/core/driver.c:396 really_probe+0x294/0xc30 drivers/base/dd.c:658 __driver_probe_device+0x1a2/0x3d0 drivers/base/dd.c:800 driver_probe_device+0x50/0x420 drivers/base/dd.c:830 __device_attach_driver+0x2d3/0x520 drivers/base/dd.c:958 bus_for_each_drv+0x24a/0x2d0 drivers/base/bus.c:457 __device_attach+0x32f/0x510 drivers/base/dd.c:1030 bus_probe_device+0x185/0x260 drivers/base/bus.c:532 device_add+0x956/0xd30 drivers/base/core.c:3625 usb_set_configuration+0x1976/0x1fb0 drivers/usb/core/message.c:2207 usb_generic_driver_probe+0x88/0x140 drivers/usb/core/generic.c:238 usb_probe_device+0x134/0x270 drivers/usb/core/driver.c:293 really_probe+0x294/0xc30 drivers/base/dd.c:658 __driver_probe_device+0x1a2/0x3d0 drivers/base/dd.c:800 driver_probe_device+0x50/0x420 drivers/base/dd.c:830 __device_attach_driver+0x2d3/0x520 drivers/base/dd.c:958 bus_for_each_drv+0x24a/0x2d0 drivers/base/bus.c:457 __device_attach+0x32f/0x510 drivers/base/dd.c:1030 bus_probe_device+0x185/0x260 drivers/base/bus.c:532 device_add+0x956/0xd30 drivers/base/core.c:3625 usb_new_device+0x1027/0x1970 drivers/usb/core/hub.c:2599 hub_port_connect drivers/usb/core/hub.c:5463 [inline] hub_port_connect_change drivers/usb/core/hub.c:5603 [inline] port_event drivers/usb/core/hub.c:5763 [inline] hub_event+0x2e3c/0x50a0 drivers/usb/core/hub.c:5845 process_one_work kernel/workqueue.c:2630 [inline] process_scheduled_works+0x90f/0x1400 kernel/workqueue.c:2703 worker_thread+0xa5f/0xff0 kernel/workqueue.c:2784 kthread+0x2d3/0x370 kernel/kthread.c:388 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:242