Warning: Permanently added '10.128.1.63' (ED25519) to the list of known hosts. executing program [ 287.348238][ T10] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 287.708203][ T10] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping [ 287.710697][ T10] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2 [ 287.713159][ T10] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping [ 287.716077][ T10] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping [ 287.718945][ T10] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64 [ 287.721906][ T10] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping [ 287.724756][ T10] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping [ 287.727530][ T10] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping [ 287.730478][ T10] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7 [ 287.733454][ T10] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0 [ 287.735937][ T10] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0 [ 287.738530][ T10] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping [ 287.741324][ T10] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping [ 287.744111][ T10] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64 [ 287.746984][ T10] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping [ 287.749803][ T10] usb 1-1: config 0 interface 0 has no altsetting 0 [ 287.908275][ T10] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b [ 287.910727][ T10] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 287.912951][ T10] usb 1-1: Product: syz [ 287.914046][ T10] usb 1-1: Manufacturer: syz [ 287.915344][ T10] usb 1-1: SerialNumber: syz [ 287.917467][ T10] usb 1-1: config 0 descriptor?? executing program [ 288.201987][ T10] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber [ 288.204684][ T10] usb 1-1: USB disconnect, device number 2 [ 288.216025][ T6197] udevd[6197]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 351.191977][ T5782] udevd[5782]: worker [6192] /devices/platform/dummy_hcd.0/usb1/1-1 is taking a long time executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 471.254729][ T5782] udevd[5782]: worker [6192] /devices/platform/dummy_hcd.0/usb1/1-1 timeout; kill it [ 471.258571][ T5782] udevd[5782]: seq 10834 '/devices/platform/dummy_hcd.0/usb1/1-1' killed [ 471.261340][ T5782] udevd[5782]: worker [6192] terminated by signal 9 (Killed) [ 471.263302][ T5782] udevd[5782]: worker [6192] failed while handling '/devices/platform/dummy_hcd.0/usb1/1-1' executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 571.368163][ T29] INFO: task kworker/0:1:10 blocked for more than 143 seconds. [ 571.370311][ T29] Tainted: G B 6.8.0-rc5-syzkaller-g9abbc24128bc #0 [ 571.372571][ T29] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 571.374890][ T29] task:kworker/0:1 state:D stack:0 pid:10 tgid:10 ppid:2 flags:0x00000008 [ 571.377684][ T29] Workqueue: usb_hub_wq hub_event [ 571.379118][ T29] Call trace: [ 571.380014][ T29] __switch_to+0x314/0x560 [ 571.381132][ T29] __schedule+0x1498/0x24b4 [ 571.382291][ T29] schedule+0xb8/0x19c [ 571.383347][ T29] schedule_preempt_disabled+0x18/0x2c [ 571.384778][ T29] __mutex_lock_common+0xbd8/0x21a0 [ 571.386121][ T29] mutex_lock_nested+0x2c/0x38 [ 571.387309][ T29] vb2_video_unregister_device+0x11c/0x1dc [ 571.388879][ T29] usbtv_video_free+0x4c/0x84 [ 571.390179][ T29] usbtv_disconnect+0x6c/0xc4 [ 571.391417][ T29] usb_unbind_interface+0x1a4/0x758 [ 571.392741][ T29] device_release_driver_internal+0x440/0x6a0 [ 571.394362][ T29] device_release_driver+0x28/0x38 [ 571.395653][ T29] bus_remove_device+0x314/0x3b4 [ 571.396934][ T29] device_del+0x480/0x87c [ 571.398083][ T29] usb_disable_device+0x354/0x760 [ 571.399524][ T29] usb_disconnect+0x290/0x808 [ 571.400822][ T29] hub_event+0x18ec/0x435c [ 571.401988][ T29] process_one_work+0x694/0x1204 [ 571.403293][ T29] worker_thread+0x970/0xef4 [ 571.404525][ T29] kthread+0x288/0x310 [ 571.405631][ T29] ret_from_fork+0x10/0x20 [ 571.406875][ T29] INFO: lockdep is turned off. [ 571.408231][ T29] Kernel panic - not syncing: hung_task: blocked tasks [ 571.410019][ T29] CPU: 0 PID: 29 Comm: khungtaskd Tainted: G B 6.8.0-rc5-syzkaller-g9abbc24128bc #0 [ 571.412915][ T29] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024 [ 571.415556][ T29] Call trace: [ 571.416412][ T29] dump_backtrace+0x1b8/0x1e4 [ 571.417628][ T29] show_stack+0x2c/0x3c [ 571.418728][ T29] dump_stack_lvl+0xd0/0x124 [ 571.419975][ T29] dump_stack+0x1c/0x28 [ 571.421082][ T29] panic+0x30c/0x88c [ 571.422116][ T29] hung_task_panic+0x0/0x2c [ 571.423312][ T29] kthread+0x288/0x310 [ 571.424407][ T29] ret_from_fork+0x10/0x20 [ 571.425640][ T29] SMP: stopping secondary CPUs [ 571.426928][ T29] Kernel Offset: disabled [ 571.428099][ T29] CPU features: 0x0,00000040,e004004a,21017203 [ 571.429824][ T29] Memory Limit: none [ 571.749978][ T29] Rebooting in 86400 seconds..