[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[1[ 16.078640][ C1] random: crng init done G[ 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 '10.128.10.31' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 41.193855][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 41.433722][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 41.553967][ T12] usb 1-1: New USB device found, idVendor=1618, idProduct=9116, bcdDevice=c6.a9 [ 41.563246][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.573268][ T12] usb 1-1: config 0 descriptor?? [ 41.616527][ T12] rsi_91x: rsi_probe: Initialized os intf ops executing program [ 42.053825][ T12] rsi_91x: rsi_usb_reg_read: Reg read failed with error code :-71 [ 42.061955][ T12] rsi_91x: rsi_hal_prepare_fwload: REGOUT read failed [ 42.069122][ T12] rsi_91x: rsi_probe: Failed in device init [ 42.076501][ T12] ------------[ cut here ]------------ [ 42.082072][ T12] ODEBUG: free active (active state 0) object type: timer_list hint: bl_cmd_timeout+0x0/0x40 [ 42.092371][ T12] WARNING: CPU: 0 PID: 12 at lib/debugobjects.c:481 debug_print_object+0x160/0x250 [ 42.101643][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 42.108224][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.4.0-rc6+ #0 [ 42.115574][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.125649][ T12] Workqueue: usb_hub_wq hub_event [ 42.130751][ T12] Call Trace: [ 42.134058][ T12] dump_stack+0xca/0x13e [ 42.138295][ T12] ? debug_print_object+0xf0/0x250 [ 42.143418][ T12] panic+0x2aa/0x6e1 [ 42.147304][ T12] ? add_taint.cold+0x16/0x16 [ 42.152078][ T12] ? __probe_kernel_read+0x188/0x1d0 [ 42.157348][ T12] ? __warn.cold+0x14/0x33 [ 42.161748][ T12] ? __warn+0xd5/0x1d0 [ 42.165803][ T12] ? debug_print_object+0x160/0x250 [ 42.170983][ T12] __warn.cold+0x2f/0x33 [ 42.175233][ T12] ? debug_print_object+0x160/0x250 [ 42.180606][ T12] report_bug+0x27b/0x2f0 [ 42.184933][ T12] do_error_trap+0x12b/0x1e0 [ 42.189520][ T12] ? debug_print_object+0x160/0x250 [ 42.194713][ T12] do_invalid_op+0x32/0x40 [ 42.199221][ T12] ? debug_print_object+0x160/0x250 [ 42.204427][ T12] invalid_op+0x23/0x30 [ 42.208626][ T12] RIP: 0010:debug_print_object+0x160/0x250 [ 42.214621][ T12] 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 1b bf a2 05 01 48 83 c4 20 5b 5d 41 5c 41 5d c3 48 89 [ 42.234742][ T12] RSP: 0018:ffff8881da227120 EFLAGS: 00010286 [ 42.240938][ T12] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 42.248910][ T12] RDX: 0000000000000000 RSI: ffffffff8128c9cd RDI: ffffed103b444e16 [ 42.256960][ T12] RBP: 0000000000000001 R08: ffff8881da211800 R09: fffffbfff11ab3ae [ 42.264928][ T12] R10: fffffbfff11ab3ad R11: ffffffff88d59d6f R12: ffffffff86d0b500 [ 42.272883][ T12] R13: ffffffff812ed560 R14: ffff8881cf4e2250 R15: ffff8881ce565d58 [ 42.280936][ T12] ? calc_wheel_index+0x220/0x220 [ 42.286105][ T12] ? vprintk_func+0x7d/0x113 [ 42.290714][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 42.296003][ T12] debug_check_no_obj_freed+0x2df/0x443 [ 42.301543][ T12] ? kfree+0x215/0x320 [ 42.305609][ T12] ? rsi_probe+0xcad/0x156f [ 42.312718][ T12] kfree+0x20b/0x320 [ 42.316596][ T12] rsi_probe+0xcad/0x156f [ 42.321044][ T12] ? __pm_runtime_set_status+0x5d5/0xa10 [ 42.326961][ T12] ? rsi_disconnect+0x630/0x630 [ 42.332205][ T12] ? graph_lock+0x140/0x180 [ 42.336772][ T12] ? __pm_runtime_resume+0x111/0x180 [ 42.342135][ T12] usb_probe_interface+0x305/0x7a0 [ 42.347384][ T12] ? usb_probe_device+0x100/0x100 [ 42.352415][ T12] really_probe+0x281/0x6d0 [ 42.356931][ T12] driver_probe_device+0x104/0x210 [ 42.362036][ T12] __device_attach_driver+0x1c2/0x220 [ 42.367388][ T12] ? driver_allows_async_probing+0x160/0x160 [ 42.373352][ T12] bus_for_each_drv+0x162/0x1e0 [ 42.378218][ T12] ? bus_rescan_devices+0x20/0x20 [ 42.383225][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 42.389292][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 42.394589][ T12] __device_attach+0x217/0x360 [ 42.399372][ T12] ? device_bind_driver+0xd0/0xd0 [ 42.404398][ T12] ? kobject_uevent_env+0x29e/0x1160 [ 42.409676][ T12] ? kobject_uevent_env+0x2a8/0x1160 [ 42.414958][ T12] bus_probe_device+0x1e4/0x290 [ 42.419820][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 42.426068][ T12] device_add+0xae6/0x16f0 [ 42.430699][ T12] ? uevent_store+0x50/0x50 [ 42.435356][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 42.441154][ T12] usb_set_configuration+0xdf6/0x1670 [ 42.446633][ T12] generic_probe+0x9d/0xd5 [ 42.451324][ T12] usb_probe_device+0x99/0x100 [ 42.456250][ T12] ? usb_suspend+0x620/0x620 [ 42.460979][ T12] really_probe+0x281/0x6d0 [ 42.465593][ T12] driver_probe_device+0x104/0x210 [ 42.470741][ T12] __device_attach_driver+0x1c2/0x220 [ 42.476107][ T12] ? driver_allows_async_probing+0x160/0x160 [ 42.482176][ T12] bus_for_each_drv+0x162/0x1e0 [ 42.487027][ T12] ? bus_rescan_devices+0x20/0x20 [ 42.492038][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 42.497833][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 42.503235][ T12] __device_attach+0x217/0x360 [ 42.507993][ T12] ? device_bind_driver+0xd0/0xd0 [ 42.513008][ T12] ? kobject_uevent_env+0x29e/0x1160 [ 42.518277][ T12] ? kobject_uevent_env+0x2a8/0x1160 [ 42.523708][ T12] bus_probe_device+0x1e4/0x290 [ 42.528652][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 42.534538][ T12] device_add+0xae6/0x16f0 [ 42.538960][ T12] ? uevent_store+0x50/0x50 [ 42.543455][ T12] usb_new_device.cold+0x6a4/0xe79 [ 42.548735][ T12] hub_event+0x1df8/0x3800 [ 42.553165][ T12] ? hub_port_debounce+0x260/0x260 [ 42.558293][ T12] ? find_held_lock+0x2d/0x110 [ 42.563226][ T12] ? mark_held_locks+0xe0/0xe0 [ 42.567987][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 42.573516][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 42.578876][ T12] process_one_work+0x92b/0x1530 [ 42.583805][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 42.589412][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 42.594468][ T12] worker_thread+0x96/0xe20 [ 42.598968][ T12] ? process_one_work+0x1530/0x1530 [ 42.604149][ T12] kthread+0x318/0x420 [ 42.608203][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 42.613576][ T12] ret_from_fork+0x24/0x30 [ 42.619145][ T12] Kernel Offset: disabled [ 42.623514][ T12] Rebooting in 86400 seconds..