usb 1-1: config 0 has 1 interface, different from the descriptor's value: 65 usb 1-1: New USB device found, idVendor=0bd3, idProduct=0555, bcdDevice=69.6a usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 usb 1-1: config 0 descriptor?? usb 1-1: string descriptor 0 read error: -71 uvcvideo: Found UVC 0.00 device (0bd3:0555) uvcvideo 1-1:0.0: Entity type for entity Output 1 was not initialized! ------------[ cut here ]------------ WARNING: CPU: 0 PID: 2905 at drivers/media/mc/mc-entity.c:666 media_create_pad_link+0x4e2/0x650 drivers/media/mc/mc-entity.c:666 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 2905 Comm: kworker/0:3 Not tainted 5.7.0-rc7-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x188/0x20d lib/dump_stack.c:118 panic+0x2e3/0x75c kernel/panic.c:221 __warn.cold+0x2f/0x35 kernel/panic.c:582 report_bug+0x27b/0x2f0 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:175 [inline] fixup_bug arch/x86/kernel/traps.c:170 [inline] do_error_trap+0x12b/0x220 arch/x86/kernel/traps.c:267 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:media_create_pad_link+0x4e2/0x650 drivers/media/mc/mc-entity.c:666 Code: 04 7a 31 fc 44 89 e0 48 83 c4 20 5b 5d 41 5c 41 5d 41 5e 41 5f c3 e8 ed 79 31 fc 0f 0b 41 bc ea ff ff ff eb da e8 de 79 31 fc <0f> 0b 41 bc ea ff ff ff eb cb e8 cf 79 31 fc 0f 0b 41 bc ea ff ff RSP: 0018:ffffc90008a3ef70 EFLAGS: 00010293 RAX: ffff88809ef7c140 RBX: ffff88809eaaf070 RCX: ffffffff8541c05e RDX: 0000000000000000 RSI: ffffffff8541c4c2 RDI: 0000000000000002 RBP: ffff8880a7399870 R08: ffff88809ef7c140 R09: ffffed1014dd7098 R10: ffff8880a6eb84bb R11: ffffed1014dd7097 R12: 0000000000000001 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 uvc_mc_create_links drivers/media/usb/uvc/uvc_entity.c:50 [inline] uvc_mc_register_entities+0x468/0x77a drivers/media/usb/uvc/uvc_entity.c:114 uvc_register_chains drivers/media/usb/uvc/uvc_driver.c:2103 [inline] uvc_probe.cold+0x23c9/0x2a44 drivers/media/usb/uvc/uvc_driver.c:2229 usb_probe_interface+0x305/0x7a0 drivers/usb/core/driver.c:374 really_probe+0x281/0x6d0 drivers/base/dd.c:520 driver_probe_device+0x104/0x210 drivers/base/dd.c:697 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:804 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:431 __device_attach+0x21a/0x360 drivers/base/dd.c:870 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491 device_add+0x132d/0x1c10 drivers/base/core.c:2557 usb_set_configuration+0xec5/0x1740 drivers/usb/core/message.c:2032 usb_generic_driver_probe+0x9d/0xe0 drivers/usb/core/generic.c:241 usb_probe_device+0xc6/0x1f0 drivers/usb/core/driver.c:272 really_probe+0x281/0x6d0 drivers/base/dd.c:520 driver_probe_device+0x104/0x210 drivers/base/dd.c:697 __device_attach_driver+0x1c2/0x220 drivers/base/dd.c:804 bus_for_each_drv+0x162/0x1e0 drivers/base/bus.c:431 __device_attach+0x21a/0x360 drivers/base/dd.c:870 bus_probe_device+0x1e4/0x290 drivers/base/bus.c:491 device_add+0x132d/0x1c10 drivers/base/core.c:2557 usb_new_device.cold+0x701/0xfcf drivers/usb/core/hub.c:2554 hub_port_connect drivers/usb/core/hub.c:5208 [inline] hub_port_connect_change drivers/usb/core/hub.c:5348 [inline] port_event drivers/usb/core/hub.c:5494 [inline] hub_event+0x1eca/0x38f0 drivers/usb/core/hub.c:5576 process_one_work+0x965/0x16a0 kernel/workqueue.c:2268 worker_thread+0x96/0xe20 kernel/workqueue.c:2414 kthread+0x388/0x470 kernel/kthread.c:268 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:351 Kernel Offset: disabled Rebooting in 86400 seconds..