[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[ 14.884919][ C1] random: crng init done [?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 '10.128.10.45' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 55.331466][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 55.571004][ T12] usb 1-1: Using ep0 maxpacket: 16 [ 55.691107][ T12] usb 1-1: config 0 has an invalid interface number: 18 but max is 0 [ 55.699436][ T12] usb 1-1: config 0 has no interface number 0 [ 55.705715][ T12] usb 1-1: config 0 interface 18 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 55.716414][ T12] usb 1-1: config 0 interface 18 altsetting 0 endpoint 0x81 has an invalid bInterval 169, changing to 11 [ 55.727669][ T12] usb 1-1: config 0 interface 18 altsetting 0 endpoint 0x81 has invalid maxpacket 1646, setting to 1024 [ 55.738842][ T12] usb 1-1: config 0 interface 18 altsetting 0 has 2 endpoint descriptors, different from the interface descriptor's value: 1 [ 55.751852][ T12] usb 1-1: New USB device found, idVendor=04d8, idProduct=0a30, bcdDevice=37.c2 [ 55.761187][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 55.770674][ T12] usb 1-1: config 0 descriptor?? [ 55.815104][ T12] ------------[ cut here ]------------ [ 55.820680][ T12] usb 1-1: BOGUS urb xfer, pipe 3 != type 1 [ 55.826982][ T12] WARNING: CPU: 0 PID: 12 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 55.836627][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 55.843219][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.3.0+ #0 [ 55.850338][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.861288][ T12] Workqueue: usb_hub_wq hub_event [ 55.866326][ T12] Call Trace: [ 55.869632][ T12] dump_stack+0xca/0x13e [ 55.873922][ T12] ? usb_submit_urb+0x10f0/0x13b0 [ 55.878960][ T12] panic+0x2a3/0x6da [ 55.882869][ T12] ? add_taint.cold+0x16/0x16 [ 55.887556][ T12] ? __probe_kernel_read+0x188/0x1d0 [ 55.892851][ T12] ? __warn.cold+0x5/0x4a [ 55.897188][ T12] ? __warn+0xe3/0x1e0 [ 55.901278][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 55.906319][ T12] __warn.cold+0x20/0x4a [ 55.910587][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 55.915633][ T12] report_bug+0x262/0x2a0 [ 55.920073][ T12] do_error_trap+0x12b/0x1e0 [ 55.924682][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 55.929726][ T12] do_invalid_op+0x32/0x40 [ 55.934150][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 55.939313][ T12] invalid_op+0x23/0x30 [ 55.943485][ T12] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 55.949349][ T12] Code: 4d 85 ed 74 2c e8 28 64 ec fd 4c 89 f7 e8 70 4d 1c ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 40 fb 18 86 e8 bd ed c1 fd <0f> 0b e9 20 f4 ff ff e8 fc 63 ec fd 4c 89 f2 48 b8 00 00 00 00 00 [ 55.969058][ T12] RSP: 0018:ffff8881da20f1e8 EFLAGS: 00010282 [ 55.975211][ T12] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 55.983174][ T12] RDX: 0000000000000000 RSI: ffffffff8128d3fd RDI: ffffed103b441e2f [ 55.991334][ T12] RBP: ffff8881d4770e80 R08: ffff8881da1f9800 R09: fffffbfff11f45ae [ 55.999590][ T12] R10: fffffbfff11f45ad R11: ffffffff88fa2d6f R12: 0000000000000003 [ 56.007821][ T12] R13: ffff8881d2dbbee8 R14: ffff8881d603bc20 R15: ffff8881d64eaf00 [ 56.015805][ T12] ? vprintk_func+0x7d/0x113 [ 56.020409][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 56.025448][ T12] ? refcount_inc_not_zero_checked+0x153/0x1e0 [ 56.031611][ T12] mcba_usb_probe+0x83a/0xbca [ 56.036288][ T12] ? mcba_usb_start_xmit+0xb00/0xb00 [ 56.041643][ T12] ? rpm_callback+0x230/0x230 [ 56.046307][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 56.051707][ T12] ? __pm_runtime_resume+0x111/0x180 [ 56.056983][ T12] usb_probe_interface+0x305/0x7a0 [ 56.062105][ T12] ? usb_probe_device+0x100/0x100 [ 56.067128][ T12] really_probe+0x281/0x6d0 [ 56.072271][ T12] driver_probe_device+0x104/0x210 [ 56.077381][ T12] __device_attach_driver+0x1c2/0x220 [ 56.083048][ T12] ? driver_allows_async_probing+0x160/0x160 [ 56.089013][ T12] bus_for_each_drv+0x162/0x1e0 [ 56.094094][ T12] ? bus_rescan_devices+0x20/0x20 [ 56.099132][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 56.105147][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 56.110471][ T12] __device_attach+0x217/0x360 [ 56.115231][ T12] ? device_bind_driver+0xd0/0xd0 [ 56.120243][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 56.125659][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 56.130974][ T12] bus_probe_device+0x1e4/0x290 [ 56.135815][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 56.141778][ T12] device_add+0xae6/0x16f0 [ 56.146281][ T12] ? uevent_store+0x50/0x50 [ 56.150783][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 56.156639][ T12] usb_set_configuration+0xdf6/0x1670 [ 56.162016][ T12] generic_probe+0x9d/0xd5 [ 56.166534][ T12] usb_probe_device+0x99/0x100 [ 56.171298][ T12] ? usb_suspend+0x620/0x620 [ 56.175873][ T12] really_probe+0x281/0x6d0 [ 56.180361][ T12] driver_probe_device+0x104/0x210 [ 56.185547][ T12] __device_attach_driver+0x1c2/0x220 [ 56.191425][ T12] ? driver_allows_async_probing+0x160/0x160 [ 56.197390][ T12] bus_for_each_drv+0x162/0x1e0 [ 56.202233][ T12] ? bus_rescan_devices+0x20/0x20 [ 56.207331][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 56.213193][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 56.218475][ T12] __device_attach+0x217/0x360 [ 56.223290][ T12] ? device_bind_driver+0xd0/0xd0 [ 56.228314][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 56.233606][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 56.238876][ T12] bus_probe_device+0x1e4/0x290 [ 56.243727][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 56.249602][ T12] device_add+0xae6/0x16f0 [ 56.254029][ T12] ? uevent_store+0x50/0x50 [ 56.258605][ T12] usb_new_device.cold+0x6a4/0xe79 [ 56.263800][ T12] hub_event+0x1b5c/0x3640 [ 56.268204][ T12] ? hub_port_debounce+0x260/0x260 [ 56.273393][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 56.278922][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 56.284195][ T12] process_one_work+0x92b/0x1530 [ 56.289121][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 56.294700][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 56.300621][ T12] worker_thread+0x96/0xe20 [ 56.305133][ T12] ? process_one_work+0x1530/0x1530 [ 56.310316][ T12] kthread+0x318/0x420 [ 56.314370][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 56.319745][ T12] ret_from_fork+0x24/0x30 [ 56.324924][ T12] Kernel Offset: disabled [ 56.329291][ T12] Rebooting in 86400 seconds..