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 '10.128.10.49' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 36.796470][ T94] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 36.886740][ T94] usb 1-1: Using ep0 maxpacket: 8 [ 37.006583][ T94] usb 1-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config [ 37.017050][ T94] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 4 [ 37.027003][ T94] usb 1-1: New USB device found, idVendor=1618, idProduct=9113, bcdDevice=19.d3 [ 37.036038][ T94] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.045512][ T94] usb 1-1: config 0 descriptor?? [ 37.066688][ T1804] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 37.098498][ T94] rsi_91x: rsi_probe: Initialized os intf ops executing program [ 37.536531][ T94] rsi_91x: rsi_usb_reg_read: Reg read failed with error code :-71 [ 37.545365][ T94] rsi_91x: rsi_hal_prepare_fwload: REGOUT read failed [ 37.552440][ T94] rsi_91x: rsi_probe: Failed in device init [ 37.559792][ T94] ------------[ cut here ]------------ [ 37.565367][ T94] ODEBUG: free active (active state 0) object type: timer_list hint: bl_cmd_timeout+0x0/0x40 [ 37.575707][ T94] WARNING: CPU: 1 PID: 94 at lib/debugobjects.c:481 debug_print_object+0x160/0x250 [ 37.584983][ T94] Kernel panic - not syncing: panic_on_warn set ... [ 37.591573][ T94] CPU: 1 PID: 94 Comm: kworker/1:2 Not tainted 5.5.0-rc6-syzkaller #0 [ 37.600128][ T94] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.610377][ T94] Workqueue: usb_hub_wq hub_event [ 37.615389][ T94] Call Trace: [ 37.618680][ T94] dump_stack+0xef/0x16e [ 37.623191][ T94] ? debug_print_object+0xf0/0x250 [ 37.628424][ T94] panic+0x2aa/0x6e1 [ 37.633668][ T94] ? add_taint.cold+0x16/0x16 [ 37.638356][ T94] ? __probe_kernel_read+0x188/0x1d0 [ 37.643791][ T94] ? __warn.cold+0x14/0x30 [ 37.648208][ T94] ? __warn+0xd5/0x1c8 [ 37.652284][ T94] ? debug_print_object+0x160/0x250 [ 37.657536][ T94] __warn.cold+0x2f/0x30 [ 37.661951][ T94] ? debug_print_object+0x160/0x250 [ 37.667164][ T94] report_bug+0x27b/0x2f0 [ 37.671500][ T94] do_error_trap+0x12b/0x1e0 [ 37.676129][ T94] ? debug_print_object+0x160/0x250 [ 37.681345][ T94] do_invalid_op+0x32/0x40 [ 37.685768][ T94] ? debug_print_object+0x160/0x250 [ 37.690957][ T94] invalid_op+0x23/0x30 [ 37.695148][ T94] RIP: 0010:debug_print_object+0x160/0x250 [ 37.700941][ T94] Code: dd 40 0a fc 85 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bf 00 00 00 48 8b 14 dd 40 0a fc 85 48 c7 c7 80 fe fb 85 e8 38 ac 2a ff <0f> 0b 83 05 9b 95 f8 05 01 48 83 c4 20 5b 5d 41 5c 41 5d c3 48 89 [ 37.720543][ T94] RSP: 0018:ffff8881d5d57108 EFLAGS: 00010286 [ 37.726868][ T94] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 37.734844][ T94] RDX: 0000000000000000 RSI: ffffffff8129598d RDI: ffffed103abaae13 [ 37.742818][ T94] RBP: 0000000000000001 R08: ffff8881d6ae1880 R09: fffffbfff1269cae [ 37.750797][ T94] R10: fffffbfff1269cad R11: ffffffff8934e56f R12: ffffffff87112520 [ 37.758763][ T94] R13: ffffffff812f73f0 R14: ffff8881d23fd250 R15: ffff8881cf2bf968 [ 37.766900][ T94] ? calc_wheel_index+0x220/0x220 [ 37.772264][ T94] ? vprintk_func+0x7d/0x113 [ 37.776919][ T94] ? debug_print_object+0x160/0x250 [ 37.782240][ T94] ? lockdep_hardirqs_on+0x382/0x580 [ 37.787549][ T94] debug_check_no_obj_freed+0x2df/0x443 [ 37.793587][ T94] ? kfree+0x194/0x300 [ 37.798082][ T94] ? rsi_probe+0xe71/0x1529 [ 37.802990][ T94] kfree+0x18a/0x300 [ 37.807643][ T94] rsi_probe+0xe71/0x1529 [ 37.812063][ T94] ? rsi_disconnect+0x630/0x630 [ 37.816914][ T94] ? __lock_acquire+0x2330/0x3b60 [ 37.822337][ T94] ? __pm_runtime_resume+0x111/0x180 [ 37.828149][ T94] usb_probe_interface+0x310/0x800 [ 37.834284][ T94] ? usb_probe_device+0x140/0x140 [ 37.839554][ T94] really_probe+0x290/0xad0 [ 37.844399][ T94] driver_probe_device+0x223/0x350 [ 37.849701][ T94] __device_attach_driver+0x1d1/0x290 [ 37.856142][ T94] ? driver_allows_async_probing+0x160/0x160 [ 37.862523][ T94] bus_for_each_drv+0x162/0x1e0 [ 37.867539][ T94] ? bus_rescan_devices+0x20/0x20 [ 37.872919][ T94] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 37.878724][ T94] ? lockdep_hardirqs_on+0x382/0x580 [ 37.884015][ T94] __device_attach+0x217/0x390 [ 37.888885][ T94] ? device_bind_driver+0xd0/0xd0 [ 37.893896][ T94] bus_probe_device+0x1e4/0x290 [ 37.898749][ T94] device_add+0x1459/0x1bf0 [ 37.903248][ T94] ? wait_for_completion+0x3c0/0x3c0 [ 37.908553][ T94] ? device_link_remove+0x110/0x110 [ 37.913747][ T94] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 37.919547][ T94] usb_set_configuration+0xe47/0x17d0 [ 37.924931][ T94] generic_probe+0x9d/0xd5 [ 37.929347][ T94] usb_probe_device+0xaf/0x140 [ 37.934108][ T94] ? usb_suspend+0x5f0/0x5f0 [ 37.938694][ T94] really_probe+0x290/0xad0 [ 37.943186][ T94] driver_probe_device+0x223/0x350 [ 37.948416][ T94] __device_attach_driver+0x1d1/0x290 [ 37.954023][ T94] ? driver_allows_async_probing+0x160/0x160 [ 37.959987][ T94] bus_for_each_drv+0x162/0x1e0 [ 37.964883][ T94] ? bus_rescan_devices+0x20/0x20 [ 37.969911][ T94] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 37.975712][ T94] ? lockdep_hardirqs_on+0x382/0x580 [ 37.980976][ T94] __device_attach+0x217/0x390 [ 37.985722][ T94] ? device_bind_driver+0xd0/0xd0 [ 37.990728][ T94] bus_probe_device+0x1e4/0x290 [ 37.995572][ T94] device_add+0x1459/0x1bf0 [ 38.000057][ T94] ? device_link_remove+0x110/0x110 [ 38.005242][ T94] usb_new_device.cold+0x540/0xcd0 [ 38.010356][ T94] hub_event+0x21cb/0x4300 [ 38.014751][ T94] ? hub_port_debounce+0x350/0x350 [ 38.019864][ T94] ? find_held_lock+0x2d/0x110 [ 38.024613][ T94] ? mark_held_locks+0xe0/0xe0 [ 38.029375][ T94] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 38.034920][ T94] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 38.040195][ T94] process_one_work+0x945/0x15c0 [ 38.045113][ T94] ? pwq_dec_nr_in_flight+0x310/0x310 [ 38.050473][ T94] ? do_raw_spin_lock+0x129/0x290 [ 38.055500][ T94] worker_thread+0x96/0xe20 [ 38.059995][ T94] ? process_one_work+0x15c0/0x15c0 [ 38.065171][ T94] kthread+0x318/0x420 [ 38.069235][ T94] ? kthread_create_on_node+0xf0/0xf0 [ 38.074586][ T94] ret_from_fork+0x24/0x30 [ 38.079607][ T94] Kernel Offset: disabled [ 38.083984][ T94] Rebooting in 86400 seconds..