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 '10.128.10.62' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 28.526936][ T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 28.766406][ T83] usb 1-1: Using ep0 maxpacket: 8 [ 28.886549][ T83] usb 1-1: config 0 has an invalid interface number: 235 but max is 0 [ 28.894823][ T83] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 28.905151][ T83] usb 1-1: config 0 has no interface number 0 [ 28.911291][ T83] usb 1-1: New USB device found, idVendor=1618, idProduct=9113, bcdDevice=19.d3 [ 28.920343][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 28.929835][ T83] usb 1-1: config 0 descriptor?? [ 28.968790][ T83] rsi_91x: rsi_probe: Initialized os intf ops executing program [ 29.406475][ T83] rsi_91x: rsi_usb_reg_read: Reg read failed with error code :-71 [ 29.414338][ T83] rsi_91x: rsi_hal_prepare_fwload: REGOUT read failed [ 29.421249][ T83] rsi_91x: rsi_probe: Failed in device init [ 29.428341][ T83] ------------[ cut here ]------------ [ 29.433827][ T83] ODEBUG: free active (active state 0) object type: timer_list hint: bl_cmd_timeout+0x0/0x40 [ 29.444180][ T83] WARNING: CPU: 1 PID: 83 at lib/debugobjects.c:481 debug_print_object+0x160/0x250 [ 29.453599][ T83] Kernel panic - not syncing: panic_on_warn set ... [ 29.460189][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.4.0-rc1+ #0 [ 29.468073][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.478122][ T83] Workqueue: usb_hub_wq hub_event [ 29.483207][ T83] Call Trace: [ 29.486489][ T83] dump_stack+0xca/0x13e [ 29.490710][ T83] ? debug_print_object+0x130/0x250 [ 29.495883][ T83] panic+0x2a3/0x6da [ 29.499755][ T83] ? add_taint.cold+0x16/0x16 [ 29.504423][ T83] ? __probe_kernel_read+0x188/0x1d0 [ 29.509693][ T83] ? __warn.cold+0x14/0x3a [ 29.514103][ T83] ? __warn+0xd5/0x1d0 [ 29.518160][ T83] ? debug_print_object+0x160/0x250 [ 29.523349][ T83] __warn.cold+0x2f/0x3a [ 29.527581][ T83] ? debug_print_object+0x160/0x250 [ 29.532756][ T83] report_bug+0x27b/0x2f0 [ 29.537063][ T83] do_error_trap+0x12b/0x1e0 [ 29.541639][ T83] ? debug_print_object+0x160/0x250 [ 29.546827][ T83] do_invalid_op+0x32/0x40 [ 29.551354][ T83] ? debug_print_object+0x160/0x250 [ 29.556537][ T83] invalid_op+0x23/0x30 [ 29.560679][ T83] RIP: 0010:debug_print_object+0x160/0x250 [ 29.566475][ T83] Code: dd 00 c4 da 85 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bf 00 00 00 48 8b 14 dd 00 c4 da 85 48 c7 c7 a0 b9 da 85 e8 75 42 30 ff <0f> 0b 83 05 5b 2d a6 05 01 48 83 c4 20 5b 5d 41 5c 41 5d c3 48 89 [ 29.586115][ T83] RSP: 0018:ffff8881d8a4f160 EFLAGS: 00010282 [ 29.592176][ T83] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 29.600136][ T83] RDX: 0000000000000000 RSI: ffffffff8128bf9d RDI: ffffed103b149e1e [ 29.608099][ T83] RBP: 0000000000000001 R08: ffff8881d976e000 R09: fffffbfff11b25ae [ 29.616069][ T83] R10: fffffbfff11b25ad R11: ffffffff88d92d6f R12: ffffffff86d0b080 [ 29.624121][ T83] R13: ffffffff812ecb30 R14: ffff8881d7795750 R15: ffff8881cb9525e8 [ 29.632102][ T83] ? calc_wheel_index+0x220/0x220 [ 29.637123][ T83] ? vprintk_func+0x7d/0x113 [ 29.641698][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 29.647016][ T83] debug_check_no_obj_freed+0x2df/0x443 [ 29.652543][ T83] ? kfree+0x215/0x2f0 [ 29.656590][ T83] ? rsi_probe+0xcad/0x156f [ 29.661071][ T83] kfree+0x20b/0x2f0 [ 29.664948][ T83] rsi_probe+0xcad/0x156f [ 29.669258][ T83] ? rsi_disconnect+0x630/0x630 [ 29.674085][ T83] ? hlock_class+0x60/0x120 [ 29.678581][ T83] ? __pm_runtime_resume+0x111/0x180 [ 29.683846][ T83] usb_probe_interface+0x305/0x7a0 [ 29.688958][ T83] ? usb_probe_device+0x100/0x100 [ 29.693972][ T83] really_probe+0x281/0x6d0 [ 29.698461][ T83] driver_probe_device+0x104/0x210 [ 29.703573][ T83] __device_attach_driver+0x1c2/0x220 [ 29.708963][ T83] ? driver_allows_async_probing+0x160/0x160 [ 29.715201][ T83] bus_for_each_drv+0x162/0x1e0 [ 29.720044][ T83] ? bus_rescan_devices+0x20/0x20 [ 29.725064][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 29.730869][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 29.736252][ T83] __device_attach+0x217/0x360 [ 29.741096][ T83] ? device_bind_driver+0xd0/0xd0 [ 29.746125][ T83] ? kobject_uevent_env+0x29e/0x1150 [ 29.751409][ T83] ? kobject_uevent_env+0x2a8/0x1150 [ 29.756692][ T83] bus_probe_device+0x1e4/0x290 [ 29.761551][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 29.767432][ T83] device_add+0xae6/0x16f0 [ 29.771830][ T83] ? uevent_store+0x50/0x50 [ 29.776320][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 29.782117][ T83] usb_set_configuration+0xdf6/0x1670 [ 29.787557][ T83] generic_probe+0x9d/0xd5 [ 29.791961][ T83] usb_probe_device+0x99/0x100 [ 29.796709][ T83] ? usb_suspend+0x620/0x620 [ 29.801277][ T83] really_probe+0x281/0x6d0 [ 29.805758][ T83] driver_probe_device+0x104/0x210 [ 29.810860][ T83] __device_attach_driver+0x1c2/0x220 [ 29.816209][ T83] ? driver_allows_async_probing+0x160/0x160 [ 29.822171][ T83] bus_for_each_drv+0x162/0x1e0 [ 29.827013][ T83] ? bus_rescan_devices+0x20/0x20 [ 29.832021][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 29.838158][ T83] ? lockdep_hardirqs_on+0x382/0x580 [ 29.843434][ T83] __device_attach+0x217/0x360 [ 29.848178][ T83] ? device_bind_driver+0xd0/0xd0 [ 29.853190][ T83] ? kobject_uevent_env+0x29e/0x1150 [ 29.858451][ T83] ? kobject_uevent_env+0x2a8/0x1150 [ 29.863712][ T83] bus_probe_device+0x1e4/0x290 [ 29.868550][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 29.874416][ T83] device_add+0xae6/0x16f0 [ 29.878812][ T83] ? uevent_store+0x50/0x50 [ 29.883322][ T83] usb_new_device.cold+0x6a4/0xe79 [ 29.888410][ T83] hub_event+0x1b5c/0x3640 [ 29.892983][ T83] ? hub_port_debounce+0x260/0x260 [ 29.898095][ T83] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 29.903702][ T83] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 29.909008][ T83] process_one_work+0x92b/0x1530 [ 29.913932][ T83] ? pwq_dec_nr_in_flight+0x310/0x310 [ 29.919287][ T83] ? do_raw_spin_lock+0x11a/0x280 [ 29.924290][ T83] worker_thread+0x96/0xe20 [ 29.928773][ T83] ? process_one_work+0x1530/0x1530 [ 29.933950][ T83] kthread+0x318/0x420 [ 29.938096][ T83] ? kthread_create_on_node+0xf0/0xf0 [ 29.943454][ T83] ret_from_fork+0x24/0x30 [ 29.948528][ T83] Kernel Offset: disabled [ 29.952878][ T83] Rebooting in 86400 seconds..