Warning: Permanently added '10.128.0.177' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 25.506343][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 25.596599][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 25.716884][ T12] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xB has an invalid bInterval 0, changing to 7 [ 25.729189][ T12] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x82 has invalid maxpacket 1792, setting to 1024 [ 25.741160][ T12] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x82 has invalid maxpacket 1024 [ 25.752055][ T12] usb 1-1: New USB device found, idVendor=187f, idProduct=0200, bcdDevice=1f.31 [ 25.761319][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 25.772006][ T12] usb 1-1: config 0 descriptor?? [ 25.796745][ T1791] raw-gadget gadget: fail, usb_ep_enable returned -22 executing program [ 26.066325][ T12] usb 1-1: string descriptor 0 read error: -71 [ 26.075023][ T12] smsusb:smsusb_probe: board id=2, interface number 0 [ 26.138386][ T12] smsusb:siano_media_device_register: media controller created [ 26.147986][ T12] smsmdtv:smscore_sendrequest_and_wait: sendrequest returned error -22 [ 26.156960][ T12] smsmdtv:smscore_set_device_mode: mode detect failed -22 [ 26.164335][ T12] smsmdtv:smscore_start_device: set device mode failed , rc -22 [ 26.172587][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 26.172726][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 26.172756][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 26.172786][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 26.172805][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 26.172826][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 26.172845][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 26.172866][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 26.172889][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 26.172911][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 26.249691][ T12] smsusb:smsusb_init_device: smscore_start_device(...) failed [ 26.258246][ T12] ------------[ cut here ]------------ [ 26.264030][ T12] ODEBUG: free active (active state 0) object type: work_struct hint: do_submit_urb+0x0/0x60 [ 26.274923][ T12] WARNING: CPU: 0 PID: 12 at lib/debugobjects.c:485 debug_print_object+0x160/0x250 [ 26.284367][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 26.291386][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.6.0-rc3-syzkaller #0 [ 26.300112][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.310885][ T12] Workqueue: usb_hub_wq hub_event [ 26.316126][ T12] Call Trace: [ 26.319439][ T12] dump_stack+0xef/0x16e [ 26.324131][ T12] ? debug_print_object+0x100/0x250 [ 26.329341][ T12] panic+0x2aa/0x6e1 [ 26.333336][ T12] ? add_taint.cold+0x16/0x16 [ 26.339055][ T12] ? __probe_kernel_read+0x188/0x1d0 [ 26.344359][ T12] ? __warn.cold+0x14/0x30 [ 26.349178][ T12] ? __warn+0xd5/0x1c8 [ 26.353451][ T12] ? debug_print_object+0x160/0x250 [ 26.358807][ T12] __warn.cold+0x2f/0x30 [ 26.363057][ T12] ? debug_print_object+0x160/0x250 [ 26.368567][ T12] report_bug+0x27b/0x2f0 [ 26.373442][ T12] do_error_trap+0x12b/0x1e0 [ 26.378091][ T12] ? debug_print_object+0x160/0x250 [ 26.383298][ T12] do_invalid_op+0x32/0x40 [ 26.387727][ T12] ? debug_print_object+0x160/0x250 [ 26.392971][ T12] invalid_op+0x23/0x30 [ 26.397242][ T12] RIP: 0010:debug_print_object+0x160/0x250 [ 26.403752][ T12] Code: dd c0 34 fc 85 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bf 00 00 00 48 8b 14 dd c0 34 fc 85 48 c7 c7 00 29 fc 85 e8 38 22 29 ff <0f> 0b 83 05 2b 43 fb 05 01 48 83 c4 20 5b 5d 41 5c 41 5d c3 48 89 [ 26.424945][ T12] RSP: 0018:ffff8881da226f28 EFLAGS: 00010282 [ 26.432387][ T12] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 26.440687][ T12] RDX: 0000000000000000 RSI: ffffffff812977dd RDI: ffffed103b444dd7 [ 26.449045][ T12] RBP: 0000000000000001 R08: ffff8881da211880 R09: fffffbfff1266c8f [ 26.457531][ T12] R10: fffffbfff1266c8e R11: ffffffff89336477 R12: ffffffff870d8ac0 [ 26.465625][ T12] R13: ffffffff8119fc90 R14: ffff8881ce93cac0 R15: ffff8881c80be658 [ 26.474277][ T12] ? __exit_umh+0x2c0/0x2c0 [ 26.478816][ T12] ? vprintk_func+0x7d/0x113 [ 26.483540][ T12] ? debug_print_object+0x160/0x250 [ 26.489468][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 26.494759][ T12] debug_check_no_obj_freed+0x2e1/0x445 [ 26.500756][ T12] ? kfree+0x194/0x300 [ 26.504828][ T12] ? smsusb_term_device+0xd9/0x160 [ 26.509941][ T12] kfree+0x18a/0x300 [ 26.513940][ T12] smsusb_term_device+0xd9/0x160 [ 26.519162][ T12] smsusb_init_device+0xa5c/0xae6 [ 26.524286][ T12] ? smsusb1_setmode.cold+0x2d/0x2d [ 26.529490][ T12] ? smsusb_disconnect+0x20/0x20 [ 26.535059][ T12] ? usb_clear_halt+0xa4/0x1c0 [ 26.540086][ T12] smsusb_probe+0xd5f/0xdfd [ 26.544619][ T12] ? smsusb_init_device+0xae6/0xae6 [ 26.549826][ T12] ? __pm_runtime_set_status+0x5d5/0xa10 [ 26.555658][ T12] ? rpm_callback+0x230/0x230 [ 26.560368][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 26.565663][ T12] ? __pm_runtime_resume+0x111/0x180 [ 26.570967][ T12] usb_probe_interface+0x310/0x800 [ 26.576407][ T12] ? usb_probe_device+0x230/0x230 [ 26.581556][ T12] really_probe+0x290/0xac0 [ 26.586238][ T12] driver_probe_device+0x223/0x350 [ 26.591377][ T12] __device_attach_driver+0x1d1/0x290 [ 26.596761][ T12] ? driver_allows_async_probing+0x160/0x160 [ 26.602860][ T12] bus_for_each_drv+0x162/0x1e0 [ 26.607765][ T12] ? bus_rescan_devices+0x20/0x20 [ 26.612794][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 26.618606][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 26.623943][ T12] __device_attach+0x217/0x390 [ 26.628724][ T12] ? device_bind_driver+0xd0/0xd0 [ 26.634025][ T12] bus_probe_device+0x1e4/0x290 [ 26.638884][ T12] device_add+0x1459/0x1bf0 [ 26.643400][ T12] ? wait_for_completion+0x3c0/0x3c0 [ 26.648694][ T12] ? device_link_remove+0x110/0x110 [ 26.653897][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 26.659757][ T12] usb_set_configuration+0xe47/0x17d0 [ 26.665194][ T12] usb_generic_driver_probe+0x9d/0xe0 [ 26.670585][ T12] usb_probe_device+0xd9/0x230 [ 26.675353][ T12] ? usb_suspend+0x5f0/0x5f0 [ 26.679937][ T12] really_probe+0x290/0xac0 [ 26.684444][ T12] driver_probe_device+0x223/0x350 [ 26.689573][ T12] __device_attach_driver+0x1d1/0x290 [ 26.694943][ T12] ? driver_allows_async_probing+0x160/0x160 [ 26.700976][ T12] bus_for_each_drv+0x162/0x1e0 [ 26.705861][ T12] ? bus_rescan_devices+0x20/0x20 [ 26.710894][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 26.716719][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 26.722014][ T12] __device_attach+0x217/0x390 [ 26.726784][ T12] ? device_bind_driver+0xd0/0xd0 [ 26.731796][ T12] bus_probe_device+0x1e4/0x290 [ 26.736653][ T12] device_add+0x1459/0x1bf0 [ 26.741303][ T12] ? device_link_remove+0x110/0x110 [ 26.748588][ T12] usb_new_device.cold+0x540/0xcd0 [ 26.753803][ T12] hub_event+0x21cb/0x4300 [ 26.758227][ T12] ? hub_port_debounce+0x350/0x350 [ 26.763342][ T12] ? find_held_lock+0x2d/0x110 [ 26.768226][ T12] ? mark_held_locks+0xe0/0xe0 [ 26.773002][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 26.778557][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 26.783856][ T12] process_one_work+0x94b/0x1620 [ 26.788805][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 26.794179][ T12] ? do_raw_spin_lock+0x129/0x290 [ 26.799283][ T12] worker_thread+0x96/0xe20 [ 26.803918][ T12] ? process_one_work+0x1620/0x1620 [ 26.809323][ T12] kthread+0x318/0x420 [ 26.813586][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 26.818955][ T12] ret_from_fork+0x24/0x30 [ 26.824335][ T12] Kernel Offset: disabled [ 26.828720][ T12] Rebooting in 86400 seconds..