imon:imon_find_endpoints: no valid input (IR) endpoint found imon 1-1:1.0: unable to initialize intf0, err -19 imon:imon_probe: failed to initialize context! imon 1-1:1.0: unable to register, err -19 usb 1-1: 2:1 : UAC_AS_GENERAL descriptor not found ------------[ cut here ]------------ DEBUG_LOCKS_WARN_ON(lock->magic != lock) WARNING: CPU: 0 PID: 7 at kernel/locking/mutex.c:575 __mutex_lock_common+0x1a52/0x25a0 kernel/locking/mutex.c:575 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Not tainted 5.15.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/03/2023 Workqueue: usb_hub_wq hub_event RIP: 0010:__mutex_lock_common+0x1a52/0x25a0 kernel/locking/mutex.c:575 Code: 04 08 84 c0 0f 85 d9 08 00 00 83 3d bf ec bf 03 00 0f 85 e9 e6 ff ff 48 c7 c7 60 ec 8a 8a 48 c7 c6 a0 ec 8a 8a e8 5e 95 27 f7 <0f> 0b e9 cf e6 ff ff e8 f2 4f dc f6 e9 58 fb ff ff 0f 0b e9 d1 f0 RSP: 0018:ffffc90000cc6ba0 EFLAGS: 00010246 RAX: 1ba5233e5acec100 RBX: dffffc0000000000 RCX: ffff888011e6bb80 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: ffffc90000cc6d18 R08: ffffffff8166491c R09: ffffed1017344f24 R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000000 R13: ffff8880155b0f90 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000558e0232e930 CR3: 000000007a334000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __mutex_lock kernel/locking/mutex.c:729 [inline] mutex_lock_nested+0x17/0x20 kernel/locking/mutex.c:743 imon_init_intf1 drivers/media/rc/imon.c:2323 [inline] imon_probe+0x296/0x3420 drivers/media/rc/imon.c:2449 usb_probe_interface+0x5c0/0xaf0 drivers/usb/core/driver.c:396 really_probe+0x24e/0xb60 drivers/base/dd.c:595 __driver_probe_device+0x1a2/0x3d0 drivers/base/dd.c:755 driver_probe_device+0x50/0x420 drivers/base/dd.c:785 __device_attach_driver+0x2b9/0x500 drivers/base/dd.c:907 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:427 __device_attach+0x359/0x570 drivers/base/dd.c:979 bus_probe_device+0xba/0x1e0 drivers/base/bus.c:487 device_add+0xb48/0xfd0 drivers/base/core.c:3394 usb_set_configuration+0x19dd/0x2020 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x84/0x140 drivers/usb/core/generic.c:238 usb_probe_device+0x130/0x260 drivers/usb/core/driver.c:293 really_probe+0x24e/0xb60 drivers/base/dd.c:595 __driver_probe_device+0x1a2/0x3d0 drivers/base/dd.c:755 driver_probe_device+0x50/0x420 drivers/base/dd.c:785 __device_attach_driver+0x2b9/0x500 drivers/base/dd.c:907 bus_for_each_drv+0x183/0x200 drivers/base/bus.c:427 __device_attach+0x359/0x570 drivers/base/dd.c:979 bus_probe_device+0xba/0x1e0 drivers/base/bus.c:487 device_add+0xb48/0xfd0 drivers/base/core.c:3394 usb_new_device+0xc17/0x18d0 drivers/usb/core/hub.c:2568 hub_port_connect drivers/usb/core/hub.c:5358 [inline] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline] port_event drivers/usb/core/hub.c:5648 [inline] hub_event+0x2dd8/0x56d0 drivers/usb/core/hub.c:5730 process_one_work+0x8a1/0x10c0 kernel/workqueue.c:2307