smsusb:smsusb_probe: board id=7, interface number 55 smsusb:smsusb_probe: board id=7, interface number 147 smsusb:smsusb_probe: board id=7, interface number 0 smsusb:siano_media_device_register: media controller created smsusb:smsusb_start_streaming: smsusb_submit_urb(...) failed ------------[ cut here ]------------ WARNING: CPU: 0 PID: 898 at kernel/workqueue.c:3066 rcu_lock_release include/linux/rcupdate.h:330 [inline] WARNING: CPU: 0 PID: 898 at kernel/workqueue.c:3066 rcu_read_unlock include/linux/rcupdate.h:797 [inline] WARNING: CPU: 0 PID: 898 at kernel/workqueue.c:3066 start_flush_work kernel/workqueue.c:3055 [inline] WARNING: CPU: 0 PID: 898 at kernel/workqueue.c:3066 __flush_work+0x4db/0x560 kernel/workqueue.c:3072 Modules linked in: CPU: 0 PID: 898 Comm: kworker/0:2 Not tainted 6.2.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event RIP: 0010:__flush_work+0x4db/0x560 kernel/workqueue.c:3066 Code: 02 e8 e9 a5 07 00 84 c0 74 67 e8 e0 ff 07 00 48 c7 c6 5b e2 20 81 48 c7 c7 c0 a0 ff 84 45 31 f6 e8 9a 4e 05 00 e9 4f fe ff ff <0f> 0b 45 31 f6 e9 45 fe ff ff 0f 0b e9 32 fd ff ff e8 bf 7a 7b 02 RSP: 0018:ffffc90003eab5b0 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000006 RDX: 0000000000000000 RSI: 0000000000000001 RDI: ffff888142ecf0e8 RBP: ffffc90003eab6a8 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000014 R11: ffff8881017e0ac0 R12: ffff888142ecf0e8 R13: ffff888142ecf0e8 R14: 0000000000000001 R15: ffffc90003eab770 FS: 0000000000000000(0000) GS:ffff88813bc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd8b2cb9440 CR3: 000000010dddd000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __cancel_work_timer+0x140/0x1e0 kernel/workqueue.c:3160 smsusb_stop_streaming+0x26/0x60 drivers/media/usb/siano/smsusb.c:182 smsusb_start_streaming+0xdb/0xf7 drivers/media/usb/siano/smsusb.c:199 smsusb_init_device+0x31c/0x3da drivers/media/usb/siano/smsusb.c:476 smsusb_probe+0x47e/0x4cd drivers/media/usb/siano/smsusb.c:567 usb_probe_interface+0xde/0x2a0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:560 [inline] really_probe+0x275/0x370 drivers/base/dd.c:639 __driver_probe_device+0x73/0x170 drivers/base/dd.c:778 driver_probe_device+0x19/0x90 drivers/base/dd.c:808 __device_attach_driver+0x75/0xf0 drivers/base/dd.c:936 bus_for_each_drv+0x7d/0xc0 drivers/base/bus.c:427 __device_attach+0xb9/0x210 drivers/base/dd.c:1008 bus_probe_device+0x9b/0xb0 drivers/base/bus.c:487 device_add+0x44d/0x970 drivers/base/core.c:3479 usb_set_configuration+0x4d7/0x900 drivers/usb/core/message.c:2171 usb_generic_driver_probe+0x4b/0x70 drivers/usb/core/generic.c:238 usb_probe_device+0x2f/0xe0 drivers/usb/core/driver.c:293 call_driver_probe drivers/base/dd.c:560 [inline] really_probe+0x275/0x370 drivers/base/dd.c:639 __driver_probe_device+0x73/0x170 drivers/base/dd.c:778 driver_probe_device+0x19/0x90 drivers/base/dd.c:808 __device_attach_driver+0x75/0xf0 drivers/base/dd.c:936 bus_for_each_drv+0x7d/0xc0 drivers/base/bus.c:427 __device_attach+0xb9/0x210 drivers/base/dd.c:1008 bus_probe_device+0x9b/0xb0 drivers/base/bus.c:487 device_add+0x44d/0x970 drivers/base/core.c:3479 usb_new_device.cold+0x1cb/0x44e drivers/usb/core/hub.c:2573 hub_port_connect drivers/usb/core/hub.c:5405 [inline] hub_port_connect_change drivers/usb/core/hub.c:5549 [inline] port_event drivers/usb/core/hub.c:5709 [inline] hub_event+0x121e/0x1a30 drivers/usb/core/hub.c:5791 process_one_work+0x2a5/0x5f0 kernel/workqueue.c:2289 worker_thread+0x51/0x3a0 kernel/workqueue.c:2436 kthread+0xe4/0x110 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:308