Warning: Permanently added '10.128.1.16' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 23.584989][ T95] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 23.675211][ T95] usb 1-1: Using ep0 maxpacket: 8 [ 23.795056][ T95] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xB has invalid wMaxPacketSize 0 [ 23.804805][ T95] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x83 has invalid maxpacket 1792, setting to 1024 [ 23.815973][ T95] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x83 has invalid maxpacket 1024 [ 23.826008][ T95] usb 1-1: New USB device found, idVendor=187f, idProduct=0200, bcdDevice=1f.31 [ 23.835053][ T95] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 23.844614][ T95] usb 1-1: config 0 descriptor?? [ 23.865183][ T1792] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 23.886793][ T95] smsusb:smsusb_probe: board id=2, interface number 0 [ 23.952434][ T95] smsusb:siano_media_device_register: media controller created [ 23.962883][ T95] smsmdtv:smscore_sendrequest_and_wait: sendrequest returned error -22 [ 23.971245][ T95] smsmdtv:smscore_set_device_mode: mode detect failed -22 [ 23.978448][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 23.978560][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 23.978585][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 23.978610][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 23.978636][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 23.978666][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 23.978700][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 23.978730][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 23.978755][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 23.978944][ C0] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 24.051055][ T95] smsmdtv:smscore_start_device: set device mode failed , rc -22 [ 24.058740][ T95] smsusb:smsusb_init_device: smscore_start_device(...) failed [ 24.066668][ T95] ------------[ cut here ]------------ [ 24.072114][ T95] ODEBUG: free active (active state 0) object type: work_struct hint: do_submit_urb+0x0/0x60 [ 24.083608][ T95] WARNING: CPU: 0 PID: 95 at lib/debugobjects.c:485 debug_print_object+0x160/0x250 [ 24.092887][ T95] Kernel panic - not syncing: panic_on_warn set ... [ 24.099510][ T95] CPU: 0 PID: 95 Comm: kworker/0:2 Not tainted 5.6.0-rc3-syzkaller #0 [ 24.107636][ T95] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.117727][ T95] Workqueue: usb_hub_wq hub_event [ 24.122724][ T95] Call Trace: [ 24.125993][ T95] dump_stack+0xef/0x16e [ 24.130212][ T95] ? debug_print_object+0x100/0x250 [ 24.135389][ T95] panic+0x2aa/0x6e1 [ 24.139259][ T95] ? add_taint.cold+0x16/0x16 [ 24.143911][ T95] ? __probe_kernel_read+0x188/0x1d0 [ 24.149181][ T95] ? __warn.cold+0x14/0x30 [ 24.153582][ T95] ? __warn+0xd5/0x1c8 [ 24.157643][ T95] ? debug_print_object+0x160/0x250 [ 24.162859][ T95] __warn.cold+0x2f/0x30 [ 24.167111][ T95] ? debug_print_object+0x160/0x250 [ 24.172304][ T95] report_bug+0x27b/0x2f0 [ 24.176622][ T95] do_error_trap+0x12b/0x1e0 [ 24.181196][ T95] ? debug_print_object+0x160/0x250 [ 24.186379][ T95] do_invalid_op+0x32/0x40 [ 24.190783][ T95] ? debug_print_object+0x160/0x250 [ 24.195963][ T95] invalid_op+0x23/0x30 [ 24.200101][ T95] RIP: 0010:debug_print_object+0x160/0x250 [ 24.205886][ T95] 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 [ 24.225468][ T95] RSP: 0018:ffff8881d58d6f28 EFLAGS: 00010282 [ 24.231510][ T95] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 24.239461][ T95] RDX: 0000000000000000 RSI: ffffffff812977dd RDI: ffffed103ab1add7 [ 24.247411][ T95] RBP: 0000000000000001 R08: ffff8881d6c4b100 R09: fffffbfff1266c8f [ 24.255362][ T95] R10: fffffbfff1266c8e R11: ffffffff89336477 R12: ffffffff870d8ac0 [ 24.263313][ T95] R13: ffffffff8119fc90 R14: ffff8881cda50ac0 R15: ffff8881d44800a8 [ 24.271269][ T95] ? __exit_umh+0x2c0/0x2c0 [ 24.275752][ T95] ? vprintk_func+0x7d/0x113 [ 24.280324][ T95] ? debug_print_object+0x160/0x250 [ 24.285501][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 24.290777][ T95] debug_check_no_obj_freed+0x2e1/0x445 [ 24.296301][ T95] ? kfree+0x194/0x300 [ 24.300369][ T95] ? smsusb_term_device+0xd9/0x160 [ 24.305464][ T95] kfree+0x18a/0x300 [ 24.309349][ T95] smsusb_term_device+0xd9/0x160 [ 24.314284][ T95] smsusb_init_device+0xa5c/0xae6 [ 24.319295][ T95] ? smsusb1_setmode.cold+0x2d/0x2d [ 24.324476][ T95] ? smsusb_disconnect+0x20/0x20 [ 24.329400][ T95] ? usb_clear_halt+0xa4/0x1c0 [ 24.334146][ T95] smsusb_probe+0xd5f/0xdfd [ 24.338630][ T95] ? smsusb_init_device+0xae6/0xae6 [ 24.343810][ T95] ? __pm_runtime_set_status+0x5d5/0xa10 [ 24.349421][ T95] ? rpm_callback+0x230/0x230 [ 24.354078][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 24.359349][ T95] ? __pm_runtime_resume+0x111/0x180 [ 24.364612][ T95] usb_probe_interface+0x310/0x800 [ 24.369704][ T95] ? usb_probe_device+0x230/0x230 [ 24.374705][ T95] really_probe+0x290/0xac0 [ 24.379190][ T95] driver_probe_device+0x223/0x350 [ 24.384279][ T95] __device_attach_driver+0x1d1/0x290 [ 24.389630][ T95] ? driver_allows_async_probing+0x160/0x160 [ 24.395589][ T95] bus_for_each_drv+0x162/0x1e0 [ 24.400436][ T95] ? bus_rescan_devices+0x20/0x20 [ 24.405468][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 24.411265][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 24.416533][ T95] __device_attach+0x217/0x390 [ 24.421281][ T95] ? device_bind_driver+0xd0/0xd0 [ 24.426286][ T95] bus_probe_device+0x1e4/0x290 [ 24.431121][ T95] device_add+0x1459/0x1bf0 [ 24.435609][ T95] ? wait_for_completion+0x3c0/0x3c0 [ 24.440874][ T95] ? device_link_remove+0x110/0x110 [ 24.446066][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 24.451855][ T95] usb_set_configuration+0xe47/0x17d0 [ 24.457237][ T95] usb_generic_driver_probe+0x9d/0xe0 [ 24.462611][ T95] usb_probe_device+0xd9/0x230 [ 24.467373][ T95] ? usb_suspend+0x5f0/0x5f0 [ 24.471948][ T95] really_probe+0x290/0xac0 [ 24.476440][ T95] driver_probe_device+0x223/0x350 [ 24.481534][ T95] __device_attach_driver+0x1d1/0x290 [ 24.486883][ T95] ? driver_allows_async_probing+0x160/0x160 [ 24.492845][ T95] bus_for_each_drv+0x162/0x1e0 [ 24.497692][ T95] ? bus_rescan_devices+0x20/0x20 [ 24.502701][ T95] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 24.508575][ T95] ? lockdep_hardirqs_on+0x382/0x580 [ 24.513846][ T95] __device_attach+0x217/0x390 [ 24.518608][ T95] ? device_bind_driver+0xd0/0xd0 [ 24.523645][ T95] bus_probe_device+0x1e4/0x290 [ 24.528496][ T95] device_add+0x1459/0x1bf0 [ 24.532989][ T95] ? device_link_remove+0x110/0x110 [ 24.538179][ T95] usb_new_device.cold+0x540/0xcd0 [ 24.543276][ T95] hub_event+0x21cb/0x4300 [ 24.547681][ T95] ? hub_port_debounce+0x350/0x350 [ 24.552773][ T95] ? find_held_lock+0x2d/0x110 [ 24.557517][ T95] ? mark_held_locks+0xe0/0xe0 [ 24.562261][ T95] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 24.567786][ T95] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 24.573052][ T95] process_one_work+0x94b/0x1620 [ 24.577973][ T95] ? pwq_dec_nr_in_flight+0x310/0x310 [ 24.583324][ T95] ? do_raw_spin_lock+0x129/0x290 [ 24.588332][ T95] worker_thread+0x96/0xe20 [ 24.592829][ T95] ? process_one_work+0x1620/0x1620 [ 24.598009][ T95] kthread+0x318/0x420 [ 24.602059][ T95] ? kthread_create_on_node+0xf0/0xf0 [ 24.607414][ T95] ret_from_fork+0x24/0x30 [ 24.612523][ T95] Kernel Offset: disabled [ 24.617068][ T95] Rebooting in 86400 seconds..