usb 5-1: Found UVC 0.00 device (0bd3:0555) uvcvideo 5-1:0.0: Entity type for entity Й was not initialized! uvcvideo 5-1:0.0: Entity type for entity Input 255 was not initialized! ------------[ cut here ]------------ WARNING: CPU: 3 PID: 32 at drivers/media/mc/mc-entity.c:652 media_create_pad_link+0x4fc/0x650 drivers/media/mc/mc-entity.c:652 Modules linked in: CPU: 3 PID: 32 Comm: kworker/3:0 Not tainted 5.17.0-rc6-syzkaller-00184-g38f80f42147f #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 Workqueue: usb_hub_wq hub_event RIP: 0010:media_create_pad_link+0x4fc/0x650 drivers/media/mc/mc-entity.c:652 Code: bc ea ff ff ff eb da e8 82 55 8e fb 0f 0b 41 bc ea ff ff ff eb cb e8 73 55 8e fb 0f 0b 41 bc ea ff ff ff eb bc e8 64 55 8e fb <0f> 0b 41 bc ea ff ff ff eb ad e8 55 55 8e fb 0f 0b 41 bc ea ff ff RSP: 0018:ffffc900007bee98 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff8880241d2080 RCX: 0000000000000000 RDX: ffff888011b4c040 RSI: ffffffff85e98d9c RDI: 0000000000000003 RBP: ffff8880241d2080 R08: 0000000000000000 R09: 0000000000000000 R10: ffffffff85e989cb R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88802cd00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055913ae50000 CR3: 00000000219a1000 CR4: 0000000000150ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: uvc_mc_create_links drivers/media/usb/uvc/uvc_entity.c:50 [inline] uvc_mc_register_entities+0x5cd/0x910 drivers/media/usb/uvc/uvc_entity.c:151 uvc_register_chains drivers/media/usb/uvc/uvc_driver.c:2331 [inline] uvc_probe.cold+0x283b/0x2bef drivers/media/usb/uvc/uvc_driver.c:2468 usb_probe_interface+0x315/0x7f0 drivers/usb/core/driver.c:396 call_driver_probe drivers/base/dd.c:517 [inline] really_probe+0x245/0xcc0 drivers/base/dd.c:596 __driver_probe_device+0x338/0x4d0 drivers/base/dd.c:755 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:785 __device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:902 bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427 __device_attach+0x228/0x4a0 drivers/base/dd.c:973 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487 device_add+0xb83/0x1e20 drivers/base/core.c:3405 usb_set_configuration+0x101e/0x1900 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0xba/0x100 drivers/usb/core/generic.c:238 usb_probe_device+0xd9/0x2c0 drivers/usb/core/driver.c:293 call_driver_probe drivers/base/dd.c:517 [inline] really_probe+0x245/0xcc0 drivers/base/dd.c:596 __driver_probe_device+0x338/0x4d0 drivers/base/dd.c:755 driver_probe_device+0x4c/0x1a0 drivers/base/dd.c:785 __device_attach_driver+0x20b/0x2f0 drivers/base/dd.c:902 bus_for_each_drv+0x15f/0x1e0 drivers/base/bus.c:427 __device_attach+0x228/0x4a0 drivers/base/dd.c:973 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:487 device_add+0xb83/0x1e20 drivers/base/core.c:3405 usb_new_device.cold+0x63f/0x108e drivers/usb/core/hub.c:2566 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:5660 [inline] hub_event+0x2585/0x44d0 drivers/usb/core/hub.c:5742 process_one_work+0x9ac/0x1650 kernel/workqueue.c:2307 worker_thread+0x657/0x1110 kernel/workqueue.c:2454 kthread+0x2e9/0x3a0 kernel/kthread.c:377 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295