INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.194' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 22.859297][ T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 23.219445][ T83] usb 1-1: config 0 has an invalid interface number: 157 but max is 0 [ 23.227673][ T83] usb 1-1: config 0 has no interface number 0 [ 23.233943][ T83] usb 1-1: config 0 interface 157 altsetting 4 has an invalid endpoint with address 0x0, skipping [ 23.244538][ T83] usb 1-1: config 0 interface 157 altsetting 4 endpoint 0x81 has an invalid bInterval 233, changing to 11 [ 23.255841][ T83] usb 1-1: config 0 interface 157 altsetting 4 endpoint 0x81 has invalid maxpacket 1646, setting to 1024 [ 23.267039][ T83] usb 1-1: config 0 interface 157 altsetting 4 has 2 endpoint descriptors, different from the interface descriptor's value: 1 [ 23.280060][ T83] usb 1-1: config 0 interface 157 has no altsetting 0 [ 23.286822][ T83] usb 1-1: New USB device found, idVendor=16ab, idProduct=7811, bcdDevice=c4.74 [ 23.295851][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 23.305278][ T83] usb 1-1: config 0 descriptor?? [ 23.352466][ T83] ------------[ cut here ]------------ [ 23.357950][ T83] usb 1-1: BOGUS urb xfer, pipe 3 != type 1 [ 23.364002][ T83] WARNING: CPU: 1 PID: 83 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 23.373448][ T83] Kernel panic - not syncing: panic_on_warn set ... [ 23.380019][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.3.0-rc5+ #28 [ 23.387444][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 23.397500][ T83] Workqueue: usb_hub_wq hub_event [ 23.402498][ T83] Call Trace: [ 23.405769][ T83] dump_stack+0xca/0x13e [ 23.409988][ T83] ? usb_submit_urb+0x1110/0x13b0 [ 23.414989][ T83] panic+0x2a3/0x6da [ 23.418863][ T83] ? add_taint.cold+0x16/0x16 [ 23.423515][ T83] ? __probe_kernel_read+0x188/0x1d0 [ 23.428770][ T83] ? __warn.cold+0x5/0x4a [ 23.433075][ T83] ? __warn+0xe3/0x1e0 [ 23.437121][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 23.442116][ T83] __warn.cold+0x20/0x4a [ 23.446336][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 23.451338][ T83] report_bug+0x262/0x2a0 [ 23.455645][ T83] do_error_trap+0x12b/0x1e0 [ 23.460211][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 23.465209][ T83] do_invalid_op+0x32/0x40 [ 23.469603][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 23.474621][ T83] invalid_op+0x23/0x30 [ 23.478783][ T83] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 23.484392][ T83] Code: 4d 85 ed 74 2c e8 88 ba ef fd 4c 89 f7 e8 70 bf 1c ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 00 69 18 86 e8 6d a0 c5 fd <0f> 0b e9 20 f4 ff ff e8 5c ba ef fd 4c 89 f2 48 b8 00 00 00 00 00 [ 23.504055][ T83] RSP: 0000:ffff8881d934f178 EFLAGS: 00010282 [ 23.510093][ T83] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 23.518040][ T83] RDX: 0000000000000000 RSI: ffffffff81288cfd RDI: ffffed103b269e21 [ 23.525990][ T83] RBP: ffff8881d4a97180 R08: ffff8881d9340000 R09: fffffbfff11ad79a [ 23.533937][ T83] R10: fffffbfff11ad799 R11: ffffffff88d6bccf R12: 0000000000000003 [ 23.541883][ T83] R13: ffff8881d57baa80 R14: ffff8881d63191a0 R15: ffff8881d57d7500 [ 23.549850][ T83] ? vprintk_func+0x7d/0x113 [ 23.554417][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 23.559420][ T83] ar5523_submit_rx_cmd+0x1fa/0x320 [ 23.564593][ T83] ar5523_probe+0xbb1/0x1a40 [ 23.569155][ T83] ? ar5523_data_rx_cb+0xce0/0xce0 [ 23.574246][ T83] ? __pm_runtime_set_status+0x5d5/0xa10 [ 23.579854][ T83] ? rpm_callback+0x230/0x230 [ 23.584504][ T83] ? lockdep_hardirqs_on+0x379/0x580 [ 23.589850][ T83] ? __pm_runtime_resume+0x111/0x180 [ 23.595108][ T83] usb_probe_interface+0x305/0x7a0 [ 23.600191][ T83] ? usb_probe_device+0x100/0x100 [ 23.605196][ T83] really_probe+0x281/0x6d0 [ 23.609675][ T83] driver_probe_device+0x101/0x1b0 [ 23.614763][ T83] __device_attach_driver+0x1c2/0x220 [ 23.620110][ T83] ? driver_allows_async_probing+0x160/0x160 [ 23.626064][ T83] bus_for_each_drv+0x162/0x1e0 [ 23.630892][ T83] ? bus_rescan_devices+0x20/0x20 [ 23.635895][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 23.641677][ T83] ? lockdep_hardirqs_on+0x379/0x580 [ 23.646947][ T83] __device_attach+0x217/0x360 [ 23.651687][ T83] ? device_bind_driver+0xd0/0xd0 [ 23.656686][ T83] ? kobject_uevent_env+0x29e/0x1160 [ 23.661945][ T83] ? kobject_uevent_env+0x2a8/0x1160 [ 23.667206][ T83] bus_probe_device+0x1e4/0x290 [ 23.672033][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 23.677902][ T83] device_add+0xae6/0x16f0 [ 23.682294][ T83] ? uevent_store+0x50/0x50 [ 23.686774][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 23.692556][ T83] usb_set_configuration+0xdf6/0x1670 [ 23.697906][ T83] generic_probe+0x9d/0xd5 [ 23.702296][ T83] usb_probe_device+0x99/0x100 [ 23.707032][ T83] ? usb_suspend+0x620/0x620 [ 23.711595][ T83] really_probe+0x281/0x6d0 [ 23.716073][ T83] driver_probe_device+0x101/0x1b0 [ 23.721162][ T83] __device_attach_driver+0x1c2/0x220 [ 23.726510][ T83] ? driver_allows_async_probing+0x160/0x160 [ 23.732461][ T83] bus_for_each_drv+0x162/0x1e0 [ 23.737283][ T83] ? bus_rescan_devices+0x20/0x20 [ 23.742281][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 23.748061][ T83] ? lockdep_hardirqs_on+0x379/0x580 [ 23.753320][ T83] __device_attach+0x217/0x360 [ 23.758059][ T83] ? device_bind_driver+0xd0/0xd0 [ 23.763057][ T83] ? kobject_uevent_env+0x29e/0x1160 [ 23.768320][ T83] ? kobject_uevent_env+0x2a8/0x1160 [ 23.773582][ T83] bus_probe_device+0x1e4/0x290 [ 23.778409][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 23.784279][ T83] device_add+0xae6/0x16f0 [ 23.788677][ T83] ? uevent_store+0x50/0x50 [ 23.793155][ T83] usb_new_device.cold+0x6a4/0xe79 [ 23.798239][ T83] hub_event+0x1b5c/0x3640 [ 23.802632][ T83] ? hub_port_debounce+0x260/0x260 [ 23.807724][ T83] process_one_work+0x92b/0x1530 [ 23.812638][ T83] ? pwq_dec_nr_in_flight+0x310/0x310 [ 23.817985][ T83] ? do_raw_spin_lock+0x11a/0x280 [ 23.822989][ T83] worker_thread+0x96/0xe20 [ 23.827469][ T83] ? process_one_work+0x1530/0x1530 [ 23.832642][ T83] kthread+0x318/0x420 [ 23.836687][ T83] ? kthread_create_on_node+0xf0/0xf0 [ 23.842043][ T83] ret_from_fork+0x24/0x30 [ 23.847022][ T83] Kernel Offset: disabled [ 23.851361][ T83] Rebooting in 86400 seconds..