[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[ 14.499765][ 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 '10.128.0.111' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 22.217996][ T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 22.457944][ T83] usb 1-1: Using ep0 maxpacket: 8 [ 22.578026][ T83] usb 1-1: New USB device found, idVendor=1618, idProduct=9116, bcdDevice=c6.a9 [ 22.587156][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 22.596500][ T83] usb 1-1: config 0 descriptor?? [ 22.640383][ T83] rsi_91x: rsi_probe: Initialized os intf ops executing program [ 23.078013][ T83] rsi_91x: rsi_usb_reg_read: Reg read failed with error code :-71 [ 23.085930][ T83] rsi_91x: rsi_hal_prepare_fwload: REGOUT read failed [ 23.092942][ T83] rsi_91x: rsi_probe: Failed in device init [ 23.099959][ T83] ------------[ cut here ]------------ [ 23.105424][ T83] ODEBUG: free active (active state 0) object type: timer_list hint: bl_cmd_timeout+0x0/0x40 [ 23.115740][ T83] WARNING: CPU: 1 PID: 83 at lib/debugobjects.c:481 debug_print_object+0x160/0x250 [ 23.125008][ T83] Kernel panic - not syncing: panic_on_warn set ... [ 23.131572][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.4.0-rc6+ #0 [ 23.138914][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 23.148962][ T83] Workqueue: usb_hub_wq hub_event [ 23.153970][ T83] Call Trace: [ 23.157239][ T83] dump_stack+0xca/0x13e [ 23.161469][ T83] ? debug_print_object+0xf0/0x250 [ 23.166663][ T83] panic+0x2aa/0x6e1 [ 23.170542][ T83] ? add_taint.cold+0x16/0x16 [ 23.175196][ T83] ? __probe_kernel_read+0x188/0x1d0 [ 23.180454][ T83] ? __warn.cold+0x14/0x33 [ 23.184846][ T83] ? __warn+0xd5/0x1d0 [ 23.188892][ T83] ? debug_print_object+0x160/0x250 [ 23.194068][ T83] __warn.cold+0x2f/0x33 [ 23.198288][ T83] ? debug_print_object+0x160/0x250 [ 23.203470][ T83] report_bug+0x27b/0x2f0 [ 23.207774][ T83] do_error_trap+0x12b/0x1e0 [ 23.212340][ T83] ? debug_print_object+0x160/0x250 [ 23.218577][ T83] do_invalid_op+0x32/0x40 [ 23.222969][ T83] ? debug_print_object+0x160/0x250 [ 23.228143][ T83] invalid_op+0x23/0x30 [ 23.232710][ T83] RIP: 0010:debug_print_object+0x160/0x250 [ 23.238579][ T83] Code: dd 00 c8 da 85 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bf 00 00 00 48 8b 14 dd 00 c8 da 85 48 c7 c7 a0 bd da 85 e8 25 15 30 ff <0f> 0b 83 05 9b bd a2 05 01 48 83 c4 20 5b 5d 41 5c 41 5d c3 48 89 [ 23.258172][ T83] RSP: 0018:ffff8881d89f7120 EFLAGS: 00010286 [ 23.264221][ T83] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 23.272178][ T83] RDX: 0000000000000000 RSI: ffffffff8128c9cd RDI: ffffed103b13ee16 [ 23.280128][ T83] RBP: 0000000000000001 R08: ffff8881d8c7c800 R09: fffffbfff11ab3ae [ 23.288083][ T83] R10: fffffbfff11ab3ad R11: ffffffff88d59d6f R12: ffffffff86d0b500 [ 23.296034][ T83] R13: ffffffff812ed560 R14: ffff8881d00c8250 R15: ffff8881d62ad7a8 [ 23.303997][ T83] ? calc_wheel_index+0x220/0x220 [ 23.309014][ T83] ? vprintk_func+0x7d/0x113 [ 23.313582][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 23.318869][ T83] debug_check_no_obj_freed+0x2df/0x443 [ 23.324395][ T83] ? kfree+0x215/0x320 [ 23.328454][ T83] ? rsi_probe+0xcad/0x156f [ 23.332934][ T83] kfree+0x20b/0x320 [ 23.336806][ T83] rsi_probe+0xcad/0x156f [ 23.341115][ T83] ? __pm_runtime_set_status+0x5d5/0xa10 [ 23.346737][ T83] ? rsi_disconnect+0x630/0x630 [ 23.351586][ T83] ? graph_lock+0x140/0x180 [ 23.356073][ T83] ? __pm_runtime_resume+0x111/0x180 [ 23.361334][ T83] usb_probe_interface+0x305/0x7a0 [ 23.366437][ T83] ? usb_probe_device+0x100/0x100 [ 23.371443][ T83] really_probe+0x281/0x6d0 [ 23.375929][ T83] driver_probe_device+0x104/0x210 [ 23.381034][ T83] __device_attach_driver+0x1c2/0x220 [ 23.386434][ T83] ? driver_allows_async_probing+0x160/0x160 [ 23.392446][ T83] bus_for_each_drv+0x162/0x1e0 [ 23.397281][ T83] ? bus_rescan_devices+0x20/0x20 [ 23.402302][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 23.408097][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 23.413374][ T83] __device_attach+0x217/0x360 [ 23.418132][ T83] ? device_bind_driver+0xd0/0xd0 [ 23.423145][ T83] ? kobject_uevent_env+0x29e/0x1160 [ 23.428515][ T83] ? kobject_uevent_env+0x2a8/0x1160 [ 23.433796][ T83] bus_probe_device+0x1e4/0x290 [ 23.438891][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 23.444759][ T83] device_add+0xae6/0x16f0 [ 23.449164][ T83] ? uevent_store+0x50/0x50 [ 23.453645][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 23.459429][ T83] usb_set_configuration+0xdf6/0x1670 [ 23.464784][ T83] generic_probe+0x9d/0xd5 [ 23.469181][ T83] usb_probe_device+0x99/0x100 [ 23.473958][ T83] ? usb_suspend+0x620/0x620 [ 23.478528][ T83] really_probe+0x281/0x6d0 [ 23.483063][ T83] driver_probe_device+0x104/0x210 [ 23.488160][ T83] __device_attach_driver+0x1c2/0x220 [ 23.493634][ T83] ? driver_allows_async_probing+0x160/0x160 [ 23.499610][ T83] bus_for_each_drv+0x162/0x1e0 [ 23.504446][ T83] ? bus_rescan_devices+0x20/0x20 [ 23.509488][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 23.515330][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 23.520606][ T83] __device_attach+0x217/0x360 [ 23.525362][ T83] ? device_bind_driver+0xd0/0xd0 [ 23.530363][ T83] ? kobject_uevent_env+0x29e/0x1160 [ 23.535624][ T83] ? kobject_uevent_env+0x2a8/0x1160 [ 23.540884][ T83] bus_probe_device+0x1e4/0x290 [ 23.545715][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 23.551590][ T83] device_add+0xae6/0x16f0 [ 23.555997][ T83] ? uevent_store+0x50/0x50 [ 23.560484][ T83] usb_new_device.cold+0x6a4/0xe79 [ 23.565588][ T83] hub_event+0x1df8/0x3800 [ 23.569995][ T83] ? hub_port_debounce+0x260/0x260 [ 23.575107][ T83] ? find_held_lock+0x2d/0x110 [ 23.579847][ T83] ? mark_held_locks+0xe0/0xe0 [ 23.584583][ T83] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 23.590125][ T83] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 23.595385][ T83] process_one_work+0x92b/0x1530 [ 23.600301][ T83] ? pwq_dec_nr_in_flight+0x310/0x310 [ 23.605648][ T83] ? do_raw_spin_lock+0x11a/0x280 [ 23.610650][ T83] worker_thread+0x96/0xe20 [ 23.615130][ T83] ? process_one_work+0x1530/0x1530 [ 23.620301][ T83] kthread+0x318/0x420 [ 23.624357][ T83] ? kthread_create_on_node+0xf0/0xf0 [ 23.629721][ T83] ret_from_fork+0x24/0x30 [ 23.634909][ T83] Kernel Offset: disabled [ 23.639262][ T83] Rebooting in 86400 seconds..