syzbot

usb 5-1: config 0 has 1 interface, different from the descriptor's value: 65
usb 5-1: New USB device found, idVendor=0bd3, idProduct=0555, bcdDevice=69.6a
usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 5-1: config 0 descriptor??
usb 5-1: string descriptor 0 read error: -71
usb 5-1: Found UVC 0.00 device <unnamed> (0bd3:0555)
uvcvideo 5-1:0.0: Entity type for entity Output 1 was not initialized!
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WARNING: CPU: 3 PID: 969 at drivers/media/mc/mc-entity.c:649 media_create_pad_link+0x4de/0x650 drivers/media/mc/mc-entity.c:649
Modules linked in:
CPU: 3 PID: 969 Comm: kworker/3:2 Not tainted 5.17.0-rc7-syzkaller-00235-gaad611a868d1 #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+0x4de/0x650 drivers/media/mc/mc-entity.c:649
Code: e8 49 8e fb 44 89 e0 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f c3 e8 d1 49 8e fb 0f 0b 41 bc ea ff ff ff eb da e8 c2 49 8e fb <0f> 0b 41 bc ea ff ff ff eb cb e8 b3 49 8e fb 0f 0b 41 bc ea ff ff
RSP: 0018:ffffc90004e36e98 EFLAGS: 00010293
RAX: 0000000000000000 RBX: ffff88801857c880 RCX: 0000000000000000
RDX: ffff888013f58000 RSI: ffffffff85e9abce RDI: 0000000000000003
RBP: ffff88801c1aa880 R08: 0000000000000003 R09: 0000000000000001
R10: ffffffff85e9a765 R11: 0000000000000000 R12: 0000000000000001
R13: 0000000000000000 R14: 0000000000000000 R15: ffff88801c1aa880
FS:  0000000000000000(0000) GS:ffff88802cd00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000563eeb0b7f70 CR3: 000000002140f000 CR4: 0000000000150ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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
 </TASK>