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: 0 PID: 2934 at drivers/media/mc/mc-entity.c:664 media_create_pad_link+0x953/0xab0 Modules linked in: CPU: 0 PID: 2934 Comm: kworker/0:3 Not tainted 6.0.0-syzkaller-09413-g4899a36f91a9 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 Workqueue: usb_hub_wq hub_event RIP: 0010:media_create_pad_link+0x953/0xab0 drivers/media/mc/mc-entity.c:664 Code: 01 00 00 66 ff 03 31 c0 48 83 c4 50 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 cb 9b d7 fa 0f 0b b8 ea ff ff ff eb e3 e8 bd 9b d7 fa <0f> 0b b8 ea ff ff ff eb d5 e8 af 9b d7 fa 0f 0b b8 ea ff ff ff eb RSP: 0018:ffffc9000cfce710 EFLAGS: 00010293 RAX: ffffffff86b0c783 RBX: 0000000000000000 RCX: ffff8880294f1d80 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: ffffffff86b0be95 R09: ffffed10030a3898 R10: ffffed10030a3898 R11: 1ffff110030a3897 R12: ffff88814aa87080 R13: dffffc0000000000 R14: 0000000000000000 R15: ffff88814aa83880 FS: 0000000000000000(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055dbed4bf460 CR3: 000000002757a000 CR4: 00000000003506f0 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+0x73a/0x9a0 drivers/media/usb/uvc/uvc_entity.c:151 uvc_register_chains+0x42f/0x520 drivers/media/usb/uvc/uvc_driver.c:2063