usb 1-1: New USB device found, idVendor=0bd3, idProduct=0d55, bcdDevice=69.6a 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 Output 255 was not initialized! ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5243 at drivers/media/mc/mc-entity.c:1144 media_create_pad_link+0xa0a/0xba0 drivers/media/mc/mc-entity.c:1144 Modules linked in: CPU: 0 UID: 0 PID: 5243 Comm: kworker/0:3 Not tainted 6.11.0-rc1-syzkaller-00293-gdefaf1a2113a #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 Workqueue: usb_hub_wq hub_event RIP: 0010:media_create_pad_link+0xa0a/0xba0 drivers/media/mc/mc-entity.c:1144 Code: c0 48 83 c4 70 5b 41 5c 41 5d 41 5e 41 5f 5d e9 a7 af 1d 04 e8 07 e5 c0 f9 90 0f 0b 90 b8 ea ff ff ff eb dd e8 f7 e4 c0 f9 90 <0f> 0b 90 b8 ea ff ff ff eb cd e8 e7 e4 c0 f9 90 0f 0b 90 b8 ea ff RSP: 0018:ffffc9000502e988 EFLAGS: 00010293 RAX: ffffffff87d29179 RBX: 0000000000000000 RCX: ffff8880281d5a00 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000003 R08: ffffffff87d287fc R09: 1ffff11004bfee97 R10: dffffc0000000000 R11: ffffed1004bfee98 R12: dffffc0000000000 R13: ffff888029d9f880 R14: 0000000000000000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000558277463dd0 CR3: 000000007a840000 CR4: 0000000000350ef0 Call Trace: uvc_mc_create_links drivers/media/usb/uvc/uvc_entity.c:50 [inline] uvc_mc_register_entities+0x6e6/0x960 drivers/media/usb/uvc/uvc_entity.c:151 uvc_register_chains+0x3d4/0x4c0 drivers/media/usb/uvc/uvc_driver.c:2083 uvc_probe+0xa41a/0xad90 drivers/media/usb/uvc/uvc_driver.c:2220 usb_probe_interface+0x647/0xbb0 drivers/usb/core/driver.c:399 really_probe+0x2ba/0xad0 drivers/base/dd.c:657 __driver_probe_device+0x1a2/0x390 drivers/base/dd.c:799 driver_probe_device+0x50/0x430 drivers/base/dd.c:829 __device_attach_driver+0x2d6/0x530 drivers/base/dd.c:957 bus_for_each_drv+0x250/0x2e0 drivers/base/bus.c:457 __device_attach+0x333/0x520 drivers/base/dd.c:1029 bus_probe_device+0x189/0x260 drivers/base/bus.c:532 device_add+0x856/0xbf0 drivers/base/core.c:3679 usb_set_configuration+0x1976/0x1fb0 drivers/usb/core/message.c:2210 usb_generic_driver_probe+0x88/0x140 drivers/usb/core/generic.c:254 usb_probe_device+0x1ba/0x380 drivers/usb/core/driver.c:294 really_probe+0x2ba/0xad0 drivers/base/dd.c:657 __driver_probe_device+0x1a2/0x390 drivers/base/dd.c:799 driver_probe_device+0x50/0x430 drivers/base/dd.c:829 __device_attach_driver+0x2d6/0x530 drivers/base/dd.c:957 bus_for_each_drv+0x250/0x2e0 drivers/base/bus.c:457 __device_attach+0x333/0x520 drivers/base/dd.c:1029 bus_probe_device+0x189/0x260 drivers/base/bus.c:532 device_add+0x856/0xbf0 drivers/base/core.c:3679 usb_new_device+0x104a/0x19a0 drivers/usb/core/hub.c:2651 hub_port_connect drivers/usb/core/hub.c:5521 [inline] hub_port_connect_change drivers/usb/core/hub.c:5661 [inline] port_event drivers/usb/core/hub.c:5821 [inline] hub_event+0x2d6a/0x5150 drivers/usb/core/hub.c:5903 process_one_work kernel/workqueue.c:3231 [inline] process_scheduled_works+0xa2e/0x1830 kernel/workqueue.c:3312 worker_thread+0x86d/0xd40 kernel/workqueue.c:3390 kthread+0x2f2/0x390 kernel/kthread.c:389 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244