Warning: Permanently added '10.128.0.200' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 27.717845][ T17] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 27.807623][ T17] usb 1-1: Using ep0 maxpacket: 8 [ 27.927466][ T17] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xB has invalid wMaxPacketSize 0 [ 27.937347][ T17] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x83 has invalid maxpacket 1792, setting to 1024 [ 27.948450][ T17] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x83 has invalid maxpacket 1024 [ 27.958994][ T17] usb 1-1: New USB device found, idVendor=187f, idProduct=0200, bcdDevice=1f.31 [ 27.968437][ T17] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 27.978854][ T17] usb 1-1: config 0 descriptor?? [ 27.997605][ T1791] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 28.019416][ T17] smsusb:smsusb_probe: board id=2, interface number 0 [ 28.058562][ T17] smsusb:siano_media_device_register: media controller created [ 28.067077][ T17] smsmdtv:smscore_sendrequest_and_wait: sendrequest returned error -22 [ 28.075601][ T17] smsmdtv:smscore_set_device_mode: mode detect failed -22 [ 28.082801][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 28.082886][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 28.082900][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 28.082914][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 28.082928][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 28.082942][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 28.082955][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 28.082969][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 28.082982][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 28.082996][ C1] smsusb:smsusb_onresponse: error, urb status -71, 0 bytes [ 28.155279][ T17] smsmdtv:smscore_start_device: set device mode failed , rc -22 [ 28.163054][ T17] smsusb:smsusb_init_device: smscore_start_device(...) failed [ 28.171003][ T17] ------------[ cut here ]------------ [ 28.176513][ T17] ODEBUG: free active (active state 0) object type: work_struct hint: do_submit_urb+0x0/0x60 [ 28.186917][ T17] WARNING: CPU: 1 PID: 17 at lib/debugobjects.c:485 debug_print_object+0x160/0x250 [ 28.196408][ T17] Kernel panic - not syncing: panic_on_warn set ... [ 28.203076][ T17] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.6.0-rc3-syzkaller #0 [ 28.211324][ T17] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.221380][ T17] Workqueue: usb_hub_wq hub_event [ 28.226397][ T17] Call Trace: [ 28.229727][ T17] dump_stack+0xef/0x16e [ 28.234004][ T17] ? debug_print_object+0x100/0x250 [ 28.239234][ T17] panic+0x2aa/0x6e1 [ 28.243129][ T17] ? add_taint.cold+0x16/0x16 [ 28.247816][ T17] ? __probe_kernel_read+0x188/0x1d0 [ 28.253100][ T17] ? __warn.cold+0x14/0x30 [ 28.257501][ T17] ? __warn+0xd5/0x1c8 [ 28.261567][ T17] ? debug_print_object+0x160/0x250 [ 28.266758][ T17] __warn.cold+0x2f/0x30 [ 28.270994][ T17] ? debug_print_object+0x160/0x250 [ 28.276231][ T17] report_bug+0x27b/0x2f0 [ 28.280560][ T17] do_error_trap+0x12b/0x1e0 [ 28.285148][ T17] ? debug_print_object+0x160/0x250 [ 28.290389][ T17] do_invalid_op+0x32/0x40 [ 28.294796][ T17] ? debug_print_object+0x160/0x250 [ 28.299980][ T17] invalid_op+0x23/0x30 [ 28.304170][ T17] RIP: 0010:debug_print_object+0x160/0x250 [ 28.309979][ T17] 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 [ 28.331065][ T17] RSP: 0018:ffff8881da266f28 EFLAGS: 00010282 [ 28.337123][ T17] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 28.345227][ T17] RDX: 0000000000000000 RSI: ffffffff812977dd RDI: ffffed103b44cdd7 [ 28.353244][ T17] RBP: 0000000000000001 R08: ffff8881da24b100 R09: fffffbfff1266c8f [ 28.361303][ T17] R10: fffffbfff1266c8e R11: ffffffff89336477 R12: ffffffff870d8ac0 [ 28.369318][ T17] R13: ffffffff8119fc90 R14: ffff8881ce146ac0 R15: ffff8881d0459a10 [ 28.378040][ T17] ? __exit_umh+0x2c0/0x2c0 [ 28.382540][ T17] ? vprintk_func+0x7d/0x113 [ 28.387129][ T17] ? debug_print_object+0x160/0x250 [ 28.392402][ T17] ? lockdep_hardirqs_on+0x382/0x580 [ 28.397688][ T17] debug_check_no_obj_freed+0x2e1/0x445 [ 28.403239][ T17] ? kfree+0x194/0x300 [ 28.407299][ T17] ? smsusb_term_device+0xd9/0x160 [ 28.412419][ T17] kfree+0x18a/0x300 [ 28.416433][ T17] smsusb_term_device+0xd9/0x160 [ 28.421354][ T17] smsusb_init_device+0xa5c/0xae6 [ 28.426375][ T17] ? smsusb1_setmode.cold+0x2d/0x2d [ 28.431564][ T17] ? smsusb_disconnect+0x20/0x20 [ 28.436530][ T17] ? usb_clear_halt+0xa4/0x1c0 [ 28.441305][ T17] smsusb_probe+0xd5f/0xdfd [ 28.445850][ T17] ? smsusb_init_device+0xae6/0xae6 [ 28.451039][ T17] ? __pm_runtime_set_status+0x5d5/0xa10 [ 28.456694][ T17] ? rpm_callback+0x230/0x230 [ 28.461647][ T17] ? lockdep_hardirqs_on+0x382/0x580 [ 28.466990][ T17] ? __pm_runtime_resume+0x111/0x180 [ 28.479136][ T17] usb_probe_interface+0x310/0x800 [ 28.484298][ T17] ? usb_probe_device+0x230/0x230 [ 28.489308][ T17] really_probe+0x290/0xac0 [ 28.493838][ T17] driver_probe_device+0x223/0x350 [ 28.499003][ T17] __device_attach_driver+0x1d1/0x290 [ 28.504414][ T17] ? driver_allows_async_probing+0x160/0x160 [ 28.510987][ T17] bus_for_each_drv+0x162/0x1e0 [ 28.515835][ T17] ? bus_rescan_devices+0x20/0x20 [ 28.520875][ T17] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 28.526755][ T17] ? lockdep_hardirqs_on+0x382/0x580 [ 28.532019][ T17] __device_attach+0x217/0x390 [ 28.536782][ T17] ? device_bind_driver+0xd0/0xd0 [ 28.549318][ T17] bus_probe_device+0x1e4/0x290 [ 28.554309][ T17] device_add+0x1459/0x1bf0 [ 28.558803][ T17] ? wait_for_completion+0x3c0/0x3c0 [ 28.564168][ T17] ? device_link_remove+0x110/0x110 [ 28.569369][ T17] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 28.575173][ T17] usb_set_configuration+0xe47/0x17d0 [ 28.580543][ T17] usb_generic_driver_probe+0x9d/0xe0 [ 28.585903][ T17] usb_probe_device+0xd9/0x230 [ 28.590655][ T17] ? usb_suspend+0x5f0/0x5f0 [ 28.595269][ T17] really_probe+0x290/0xac0 [ 28.599797][ T17] driver_probe_device+0x223/0x350 [ 28.604889][ T17] __device_attach_driver+0x1d1/0x290 [ 28.610237][ T17] ? driver_allows_async_probing+0x160/0x160 [ 28.616196][ T17] bus_for_each_drv+0x162/0x1e0 [ 28.621041][ T17] ? bus_rescan_devices+0x20/0x20 [ 28.626051][ T17] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 28.631852][ T17] ? lockdep_hardirqs_on+0x382/0x580 [ 28.637133][ T17] __device_attach+0x217/0x390 [ 28.642116][ T17] ? device_bind_driver+0xd0/0xd0 [ 28.647134][ T17] bus_probe_device+0x1e4/0x290 [ 28.652061][ T17] device_add+0x1459/0x1bf0 [ 28.656549][ T17] ? device_link_remove+0x110/0x110 [ 28.667736][ T17] usb_new_device.cold+0x540/0xcd0 [ 28.672850][ T17] hub_event+0x21cb/0x4300 [ 28.677251][ T17] ? hub_port_debounce+0x350/0x350 [ 28.682348][ T17] ? find_held_lock+0x2d/0x110 [ 28.687103][ T17] ? mark_held_locks+0xe0/0xe0 [ 28.691844][ T17] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 28.697382][ T17] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 28.702646][ T17] process_one_work+0x94b/0x1620 [ 28.707560][ T17] ? pwq_dec_nr_in_flight+0x310/0x310 [ 28.712929][ T17] ? do_raw_spin_lock+0x129/0x290 [ 28.717930][ T17] worker_thread+0x96/0xe20 [ 28.722423][ T17] ? process_one_work+0x1620/0x1620 [ 28.727675][ T17] kthread+0x318/0x420 [ 28.731753][ T17] ? kthread_create_on_node+0xf0/0xf0 [ 28.737128][ T17] ret_from_fork+0x24/0x30 [ 28.742173][ T17] Kernel Offset: disabled [ 28.746562][ T17] Rebooting in 86400 seconds..