[info] Using makefile-style concurrent boot in runlevel 2. [ 14.550364][ C1] random: crng init done [....] 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 '10.128.15.200' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 32.470195][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 32.830291][ T12] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x2 has invalid maxpacket 2047, setting to 64 [ 32.841295][ T12] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8B has invalid maxpacket 1339, setting to 1024 [ 32.852618][ T12] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x8B has invalid maxpacket 1024 [ 32.862696][ T12] usb 1-1: New USB device found, idVendor=2040, idProduct=c000, bcdDevice=b1.e9 [ 32.871766][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 32.881608][ T12] usb 1-1: config 0 descriptor?? [ 32.922302][ T12] smsusb:smsusb_probe: board id=8, interface number 0 [ 32.961467][ T12] smsusb:siano_media_device_register: media controller created [ 32.970562][ T12] smsmdtv:smscore_sendrequest_and_wait: sendrequest returned error -8 [ 32.978875][ T12] smsmdtv:smscore_set_device_mode: mode detect failed -8 [ 32.986053][ T12] smsmdtv:smscore_start_device: set device mode failed , rc -8 [ 32.993700][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 32.993776][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 32.993791][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 32.993805][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 32.993820][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 32.993833][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 32.993847][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 32.993861][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 32.993874][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 32.993925][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 33.065966][ T12] smsusb:smsusb_init_device: smscore_start_device(...) failed [ 33.074071][ T12] ------------[ cut here ]------------ [ 33.079551][ T12] ODEBUG: free active (active state 0) object type: work_struct hint: do_submit_urb+0x0/0x60 [ 33.089851][ T12] WARNING: CPU: 0 PID: 12 at lib/debugobjects.c:481 debug_print_object+0x160/0x250 [ 33.099152][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 33.105740][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.3.0+ #0 [ 33.112739][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.122792][ T12] Workqueue: usb_hub_wq hub_event [ 33.127818][ T12] Call Trace: [ 33.131102][ T12] dump_stack+0xca/0x13e [ 33.135331][ T12] ? debug_print_object+0x80/0x250 [ 33.140419][ T12] panic+0x2a3/0x6da [ 33.144342][ T12] ? add_taint.cold+0x16/0x16 [ 33.148998][ T12] ? __probe_kernel_read+0x188/0x1d0 [ 33.154263][ T12] ? __warn.cold+0x5/0x4a [ 33.158570][ T12] ? __warn+0xe3/0x1e0 [ 33.162618][ T12] ? debug_print_object+0x160/0x250 [ 33.167891][ T12] __warn.cold+0x20/0x4a [ 33.172119][ T12] ? debug_print_object+0x160/0x250 [ 33.177304][ T12] report_bug+0x262/0x2a0 [ 33.181614][ T12] do_error_trap+0x12b/0x1e0 [ 33.186185][ T12] ? debug_print_object+0x160/0x250 [ 33.191372][ T12] do_invalid_op+0x32/0x40 [ 33.195787][ T12] ? debug_print_object+0x160/0x250 [ 33.200966][ T12] invalid_op+0x23/0x30 [ 33.205132][ T12] RIP: 0010:debug_print_object+0x160/0x250 [ 33.210918][ T12] Code: dd 40 01 db 85 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bf 00 00 00 48 8b 14 dd 40 01 db 85 48 c7 c7 80 f6 da 85 e8 d5 14 31 ff <0f> 0b 83 05 ab a2 a7 05 01 48 83 c4 20 5b 5d 41 5c 41 5d c3 48 89 [ 33.230504][ T12] RSP: 0018:ffff8881da20efc8 EFLAGS: 00010282 [ 33.236551][ T12] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 33.244518][ T12] RDX: 0000000000000000 RSI: ffffffff8128d9ad RDI: ffffed103b441deb [ 33.252474][ T12] RBP: 0000000000000001 R08: ffff8881da1f9800 R09: fffffbfff11b35ae [ 33.260426][ T12] R10: fffffbfff11b35ad R11: ffffffff88d9ad6f R12: ffffffff86cd2780 [ 33.268383][ T12] R13: ffffffff8119c8f0 R14: ffff8881d3322cc0 R15: ffff8881cb979e38 [ 33.276350][ T12] ? __exit_umh+0x2c0/0x2c0 [ 33.280852][ T12] ? vprintk_func+0x7d/0x113 [ 33.285430][ T12] ? debug_print_object+0x160/0x250 [ 33.290607][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 33.295960][ T12] debug_check_no_obj_freed+0x2df/0x443 [ 33.301502][ T12] ? kfree+0x215/0x2f0 [ 33.305552][ T12] ? smsusb_term_device+0xc2/0x120 [ 33.310639][ T12] kfree+0x20b/0x2f0 [ 33.314517][ T12] smsusb_term_device+0xc2/0x120 [ 33.319451][ T12] smsusb_init_device+0x987/0x9d5 [ 33.324460][ T12] ? smsusb1_detectmode.cold+0x24/0x24 [ 33.329896][ T12] ? smsusb_disconnect+0x20/0x20 [ 33.334826][ T12] ? usb_clear_halt+0xa4/0x1c0 [ 33.339581][ T12] smsusb_probe+0x986/0xa24 [ 33.344067][ T12] ? smsusb_init_device+0x9d5/0x9d5 [ 33.349248][ T12] ? __pm_runtime_set_status+0x5d5/0xa10 [ 33.354858][ T12] ? rpm_callback+0x230/0x230 [ 33.359528][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 33.364793][ T12] ? __pm_runtime_resume+0x111/0x180 [ 33.370061][ T12] usb_probe_interface+0x305/0x7a0 [ 33.375157][ T12] ? usb_probe_device+0x100/0x100 [ 33.380172][ T12] really_probe+0x281/0x6d0 [ 33.384654][ T12] driver_probe_device+0x101/0x1b0 [ 33.389745][ T12] __device_attach_driver+0x1c2/0x220 [ 33.395124][ T12] ? driver_allows_async_probing+0x160/0x160 [ 33.401113][ T12] bus_for_each_drv+0x162/0x1e0 [ 33.405946][ T12] ? bus_rescan_devices+0x20/0x20 [ 33.410949][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 33.416741][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 33.422011][ T12] __device_attach+0x217/0x360 [ 33.426755][ T12] ? device_bind_driver+0xd0/0xd0 [ 33.431758][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 33.437021][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 33.442293][ T12] bus_probe_device+0x1e4/0x290 [ 33.447124][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 33.452998][ T12] device_add+0xae6/0x16f0 [ 33.457402][ T12] ? uevent_store+0x50/0x50 [ 33.461884][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 33.467668][ T12] usb_set_configuration+0xdf6/0x1670 [ 33.473022][ T12] generic_probe+0x9d/0xd5 [ 33.477432][ T12] usb_probe_device+0x99/0x100 [ 33.482182][ T12] ? usb_suspend+0x620/0x620 [ 33.486751][ T12] really_probe+0x281/0x6d0 [ 33.491241][ T12] driver_probe_device+0x101/0x1b0 [ 33.496337][ T12] __device_attach_driver+0x1c2/0x220 [ 33.501688][ T12] ? driver_allows_async_probing+0x160/0x160 [ 33.507651][ T12] bus_for_each_drv+0x162/0x1e0 [ 33.512481][ T12] ? bus_rescan_devices+0x20/0x20 [ 33.517493][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 33.523277][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 33.528552][ T12] __device_attach+0x217/0x360 [ 33.533304][ T12] ? device_bind_driver+0xd0/0xd0 [ 33.538305][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 33.543565][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 33.548829][ T12] bus_probe_device+0x1e4/0x290 [ 33.553670][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 33.559542][ T12] device_add+0xae6/0x16f0 [ 33.563936][ T12] ? uevent_store+0x50/0x50 [ 33.568426][ T12] usb_new_device.cold+0x6a4/0xe79 [ 33.573526][ T12] hub_event+0x1b5c/0x3640 [ 33.577921][ T12] ? hub_port_debounce+0x260/0x260 [ 33.583023][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 33.588554][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 33.593818][ T12] process_one_work+0x92b/0x1530 [ 33.598743][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 33.604095][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 33.609109][ T12] worker_thread+0x96/0xe20 [ 33.613591][ T12] ? process_one_work+0x1530/0x1530 [ 33.618766][ T12] kthread+0x318/0x420 [ 33.622825][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 33.628186][ T12] ret_from_fork+0x24/0x30 [ 33.633508][ T12] Kernel Offset: disabled [ 33.637886][ T12] Rebooting in 86400 seconds..