usb 1-1: New USB device strings: Mfr=64, Product=0, SerialNumber=0 usb 1-1: Manufacturer: syz usb 1-1: config 0 descriptor?? usb 1-1: Found UVC 0.00 device (0bd3:0d55) uvcvideo 1-1:0.0: Entity type for entity ΣΏ was not initialized! ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at drivers/media/mc/mc-entity.c:664 media_create_pad_link+0x4de/0x650 drivers/media/mc/mc-entity.c:664 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 Not tainted 6.0.0-rc3-next-20220901-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 Workqueue: usb_hub_wq hub_event RIP: 0010:media_create_pad_link+0x4de/0x650 drivers/media/mc/mc-entity.c:664 Code: e8 74 68 fb 44 89 e0 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f c3 e8 d1 74 68 fb 0f 0b 41 bc ea ff ff ff eb da e8 c2 74 68 fb <0f> 0b 41 bc ea ff ff ff eb cb e8 b3 74 68 fb 0f 0b 41 bc ea ff ff RSP: 0018:ffffc900001c6ed0 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88807c593080 RCX: 0000000000000000 RDX: ffff888011a43a80 RSI: ffffffff8613b15e RDI: 0000000000000002 RBP: ffff88807c593880 R08: 0000000000000002 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: ffff88807c593880 FS: 0000000000000000(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffdf21c1098 CR3: 000000007a9c4000 CR4: 00000000003506e0 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:2351 [inline] uvc_probe.cold+0x1cd6/0x218d drivers/media/usb/uvc/uvc_driver.c:2488