Warning: Permanently added '10.128.0.125' (ECDSA) to the list of known hosts. executing program [ 29.303631][ T168] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 29.542906][ T168] usb 1-1: Using ep0 maxpacket: 8 [ 29.662931][ T168] usb 1-1: config 0 has too many interfaces: 65, using maximum allowed: 32 [ 29.671597][ T168] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 29.681805][ T168] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 65 [ 29.690886][ T168] usb 1-1: New USB device found, idVendor=0bd3, idProduct=0555, bcdDevice=69.6a [ 29.700058][ T168] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 29.709796][ T168] usb 1-1: config 0 descriptor?? executing program [ 30.002724][ T168] usb 1-1: string descriptor 0 read error: -71 [ 30.009141][ T168] uvcvideo: Found UVC 0.00 device (0bd3:0555) [ 30.016218][ T168] uvcvideo 1-1:0.0: Entity type for entity Output 1 was not initialized! [ 30.025096][ T168] ------------[ cut here ]------------ [ 30.030555][ T168] WARNING: CPU: 0 PID: 168 at drivers/media/mc/mc-entity.c:666 media_create_pad_link+0x4e2/0x650 [ 30.041023][ T168] Kernel panic - not syncing: panic_on_warn set ... [ 30.047593][ T168] CPU: 0 PID: 168 Comm: kworker/0:3 Not tainted 5.7.0-rc6-syzkaller #0 [ 30.055864][ T168] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 30.065952][ T168] Workqueue: usb_hub_wq hub_event [ 30.070958][ T168] Call Trace: [ 30.074248][ T168] dump_stack+0xef/0x16e [ 30.078478][ T168] ? media_create_pad_link+0x440/0x650 [ 30.083913][ T168] panic+0x2aa/0x6e1 [ 30.087801][ T168] ? add_taint.cold+0x16/0x16 [ 30.092459][ T168] ? printk+0xba/0xed [ 30.096528][ T168] ? kmsg_dump_rewind_nolock+0xd9/0xd9 [ 30.101978][ T168] ? __warn.cold+0x14/0x30 [ 30.106377][ T168] ? __warn+0xd5/0x1c8 [ 30.110446][ T168] ? media_create_pad_link+0x4e2/0x650 [ 30.115884][ T168] __warn.cold+0x2f/0x30 [ 30.120140][ T168] ? media_create_pad_link+0x4e2/0x650 [ 30.125585][ T168] report_bug+0x27b/0x2f0 [ 30.129892][ T168] do_error_trap+0x12b/0x1e0 [ 30.134458][ T168] ? media_create_pad_link+0x4e2/0x650 [ 30.139889][ T168] do_invalid_op+0x32/0x40 [ 30.144280][ T168] ? media_create_pad_link+0x4e2/0x650 [ 30.149726][ T168] invalid_op+0x23/0x30 [ 30.153859][ T168] RIP: 0010:media_create_pad_link+0x4e2/0x650 [ 30.160085][ T168] Code: 94 7e 37 fd 44 89 e0 48 83 c4 20 5b 5d 41 5c 41 5d 41 5e 41 5f c3 e8 7d 7e 37 fd 0f 0b 41 bc ea ff ff ff eb da e8 6e 7e 37 fd <0f> 0b 41 bc ea ff ff ff eb cb e8 5f 7e 37 fd 0f 0b 41 bc ea ff ff [ 30.180030][ T168] RSP: 0018:ffff8881cdfcef70 EFLAGS: 00010293 [ 30.186076][ T168] RAX: ffff8881ceb5e300 RBX: ffff8881cd078070 RCX: ffffffff8408bc3e [ 30.194387][ T168] RDX: 0000000000000000 RSI: ffffffff8408c0a2 RDI: 0000000000000002 [ 30.202335][ T168] RBP: ffff8881c35af070 R08: ffff8881ceb5e300 R09: ffffed1039abf098 [ 30.210283][ T168] R10: ffff8881cd5f84bb R11: ffffed1039abf097 R12: 0000000000000001 [ 30.218230][ T168] R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 [ 30.226203][ T168] ? media_create_pad_link+0x7e/0x650 [ 30.231564][ T168] ? media_create_pad_link+0x4e2/0x650 [ 30.237062][ T168] ? v4l2_device_register_subdev+0x422/0x640 [ 30.243026][ T168] uvc_mc_register_entities+0x468/0x77a [ 30.248563][ T168] uvc_probe.cold+0x205c/0x2a51 [ 30.253394][ T168] ? __pm_runtime_set_status+0x702/0xa10 [ 30.259000][ T168] ? lock_acquire+0x18b/0x7c0 [ 30.263651][ T168] ? pm_runtime_enable+0x2a/0x310 [ 30.268662][ T168] ? print_usage_bug+0x200/0x200 [ 30.273576][ T168] ? rwlock_bug.part.0+0x90/0x90 [ 30.278546][ T168] ? lock_downgrade+0x720/0x720 [ 30.283499][ T168] ? usb_probe_interface+0x310/0x800 [ 30.288768][ T168] usb_probe_interface+0x310/0x800 [ 30.293862][ T168] ? usb_probe_device+0x230/0x230 [ 30.298906][ T168] really_probe+0x290/0xac0 [ 30.303447][ T168] driver_probe_device+0x223/0x350 [ 30.308593][ T168] __device_attach_driver+0x1d1/0x290 [ 30.314091][ T168] ? driver_allows_async_probing+0x160/0x160 [ 30.320050][ T168] bus_for_each_drv+0x162/0x1e0 [ 30.324879][ T168] ? bus_rescan_devices+0x20/0x20 [ 30.329903][ T168] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 30.335801][ T168] ? lockdep_hardirqs_on+0x3c7/0x5d0 [ 30.341128][ T168] __device_attach+0x21a/0x390 [ 30.345874][ T168] ? device_bind_driver+0xd0/0xd0 [ 30.350873][ T168] bus_probe_device+0x1e4/0x290 [ 30.355708][ T168] device_add+0x1367/0x1c40 [ 30.360194][ T168] ? wait_for_completion+0x280/0x280 [ 30.365470][ T168] ? device_link_remove+0x110/0x110 [ 30.370649][ T168] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 30.376654][ T168] usb_set_configuration+0xed4/0x1850 [ 30.382051][ T168] usb_generic_driver_probe+0x9d/0xe0 [ 30.387412][ T168] usb_probe_device+0xd9/0x230 [ 30.392151][ T168] ? usb_suspend+0x600/0x600 [ 30.396714][ T168] really_probe+0x290/0xac0 [ 30.401239][ T168] driver_probe_device+0x223/0x350 [ 30.406326][ T168] __device_attach_driver+0x1d1/0x290 [ 30.411671][ T168] ? driver_allows_async_probing+0x160/0x160 [ 30.417626][ T168] bus_for_each_drv+0x162/0x1e0 [ 30.422458][ T168] ? bus_rescan_devices+0x20/0x20 [ 30.427561][ T168] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 30.433371][ T168] ? lockdep_hardirqs_on+0x3c7/0x5d0 [ 30.438630][ T168] __device_attach+0x21a/0x390 [ 30.443396][ T168] ? device_bind_driver+0xd0/0xd0 [ 30.448407][ T168] bus_probe_device+0x1e4/0x290 [ 30.453318][ T168] device_add+0x1367/0x1c40 [ 30.457795][ T168] ? device_link_remove+0x110/0x110 [ 30.462977][ T168] usb_new_device.cold+0x552/0xf6e [ 30.468156][ T168] ? hub_disconnect+0x4a0/0x4a0 [ 30.473006][ T168] ? mark_held_locks+0x9f/0xe0 [ 30.477754][ T168] ? _raw_spin_unlock_irq+0x1f/0x30 [ 30.483199][ T168] hub_event+0x226d/0x43c0 [ 30.487605][ T168] ? hub_port_debounce+0x350/0x350 [ 30.492693][ T168] ? __x64_sys_sysinfo+0x31/0x40 [ 30.497604][ T168] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 30.503137][ T168] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 30.508397][ T168] ? _raw_spin_unlock_irq+0x1f/0x30 [ 30.513579][ T168] process_one_work+0x965/0x1630 [ 30.518507][ T168] ? lock_release+0x720/0x720 [ 30.523167][ T168] ? pwq_dec_nr_in_flight+0x310/0x310 [ 30.528531][ T168] ? rwlock_bug.part.0+0x90/0x90 [ 30.533455][ T168] worker_thread+0x96/0xe20 [ 30.537948][ T168] ? process_one_work+0x1630/0x1630 [ 30.543120][ T168] kthread+0x326/0x430 [ 30.547224][ T168] ? kthread_create_on_node+0xf0/0xf0 [ 30.552590][ T168] ret_from_fork+0x24/0x30 [ 30.557849][ T168] Kernel Offset: disabled [ 30.562197][ T168] Rebooting in 86400 seconds..