Warning: Permanently added '10.128.10.14' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 42.622852][ T108] usb 1-1: new full-speed USB device number 2 using dummy_hcd [ 43.102878][ T108] usb 1-1: config 2 has an invalid interface number: 16 but max is 0 [ 43.110990][ T108] usb 1-1: config 2 has no interface number 0 [ 43.117141][ T108] usb 1-1: config 2 interface 16 has no altsetting 0 [ 43.362883][ T108] usb 1-1: string descriptor 0 read error: -22 [ 43.369084][ T108] usb 1-1: New USB device found, idVendor=17e9, idProduct=6706, bcdDevice=1f.b0 [ 43.378193][ T108] usb 1-1: New USB device strings: Mfr=3, Product=8, SerialNumber=0 executing program [ 43.662890][ T108] udlfb 1-1:2.16: vendor descriptor not available (-71) [ 43.682889][ T108] usb 1-1: Read EDID byte 0 failed: -71 [ 43.702913][ T108] usb 1-1: Read EDID byte 0 failed: -71 [ 43.722871][ T108] usb 1-1: Read EDID byte 0 failed: -71 [ 43.728421][ T108] usb 1-1: Unable to get valid EDID from device/display [ 43.754331][ T108] ------------[ cut here ]------------ [ 43.759801][ T108] usb 1-1: BOGUS urb xfer, pipe 3 != type 1 [ 43.765982][ T108] WARNING: CPU: 0 PID: 108 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 43.775516][ T108] Kernel panic - not syncing: panic_on_warn set ... [ 43.782080][ T108] CPU: 0 PID: 108 Comm: kworker/0:2 Not tainted 5.2.0-rc6+ #13 [ 43.789591][ T108] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.799668][ T108] Workqueue: usb_hub_wq hub_event [ 43.804673][ T108] Call Trace: [ 43.808009][ T108] dump_stack+0xca/0x13e [ 43.812243][ T108] ? usb_submit_urb+0x1130/0x13b0 [ 43.817246][ T108] panic+0x292/0x6c9 [ 43.821126][ T108] ? __warn_printk+0xf3/0xf3 [ 43.825707][ T108] ? usb_submit_urb+0x1188/0x13b0 [ 43.830715][ T108] ? __probe_kernel_read+0x16c/0x1b0 [ 43.835979][ T108] ? __warn.cold+0x5/0x4b [ 43.840295][ T108] ? __warn+0xe4/0x1c0 [ 43.844362][ T108] ? usb_submit_urb+0x1188/0x13b0 [ 43.849367][ T108] __warn.cold+0x20/0x4b [ 43.853590][ T108] ? usb_submit_urb+0x1188/0x13b0 [ 43.858642][ T108] report_bug+0x262/0x2a0 [ 43.862962][ T108] do_error_trap+0x12b/0x1e0 [ 43.867533][ T108] ? usb_submit_urb+0x1188/0x13b0 [ 43.872544][ T108] do_invalid_op+0x32/0x40 [ 43.876962][ T108] ? usb_submit_urb+0x1188/0x13b0 [ 43.881979][ T108] invalid_op+0x14/0x20 [ 43.886119][ T108] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 43.891867][ T108] Code: 4d 85 ed 74 2c e8 78 db e8 fd 4c 89 f7 e8 a0 36 13 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 80 23 1a 86 e8 03 a0 be fd <0f> 0b e9 20 f4 ff ff e8 4c db e8 fd 4c 89 f2 48 b8 00 00 00 00 00 [ 43.911459][ T108] RSP: 0018:ffff8881d422eed8 EFLAGS: 00010286 [ 43.917596][ T108] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 43.925547][ T108] RDX: 0000000000000000 RSI: ffffffff8127ef3d RDI: ffffed103a845dcd [ 43.933622][ T108] RBP: ffff8881d41d6cd0 R08: ffff8881d7b53000 R09: 0000000000000000 [ 43.941582][ T108] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000003 [ 43.949535][ T108] R13: ffff8881d0e92f18 R14: ffff8881cfa71a20 R15: ffff8881d4204c00 [ 43.957499][ T108] ? vprintk_func+0x7d/0x113 [ 43.962074][ T108] ? usb_submit_urb+0x1188/0x13b0 [ 43.967093][ T108] ? lockdep_hardirqs_on+0x379/0x580 [ 43.972373][ T108] dlfb_submit_urb+0x89/0x160 [ 43.977050][ T108] dlfb_set_video_mode+0x2249/0x29b0 [ 43.982329][ T108] dlfb_ops_set_par+0x2a3/0x810 [ 43.987167][ T108] ? dlfb_handle_damage+0x660/0x660 [ 43.992351][ T108] ? dlfb_usb_probe.cold+0xc48/0x193a [ 43.997717][ T108] ? kfree+0xd7/0x280 [ 44.001682][ T108] dlfb_usb_probe.cold+0xc70/0x193a [ 44.006866][ T108] ? edid_store+0x180/0x180 [ 44.011356][ T108] ? __pm_runtime_resume+0x111/0x180 [ 44.016620][ T108] usb_probe_interface+0x305/0x7a0 [ 44.021772][ T108] ? usb_probe_device+0x100/0x100 [ 44.026822][ T108] really_probe+0x281/0x660 [ 44.031426][ T108] driver_probe_device+0x104/0x210 [ 44.036573][ T108] __device_attach_driver+0x1c2/0x220 [ 44.041931][ T108] ? driver_allows_async_probing+0x160/0x160 [ 44.047891][ T108] bus_for_each_drv+0x15c/0x1e0 [ 44.052753][ T108] ? bus_rescan_devices+0x20/0x20 [ 44.057778][ T108] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 44.063623][ T108] ? lockdep_hardirqs_on+0x379/0x580 [ 44.068906][ T108] __device_attach+0x217/0x360 [ 44.073654][ T108] ? device_bind_driver+0xd0/0xd0 [ 44.078664][ T108] ? kobject_uevent_env+0x29e/0x1150 [ 44.083941][ T108] ? kobject_uevent_env+0x2a8/0x1150 [ 44.089213][ T108] bus_probe_device+0x1e4/0x290 [ 44.094047][ T108] ? blocking_notifier_call_chain+0x54/0xa0 [ 44.099922][ T108] device_add+0xae6/0x16f0 [ 44.104321][ T108] ? uevent_store+0x50/0x50 [ 44.108801][ T108] usb_set_configuration+0xdf6/0x1670 [ 44.114227][ T108] generic_probe+0x9d/0xd5 [ 44.118631][ T108] usb_probe_device+0x99/0x100 [ 44.123441][ T108] ? usb_suspend+0x620/0x620 [ 44.128015][ T108] really_probe+0x281/0x660 [ 44.132549][ T108] driver_probe_device+0x104/0x210 [ 44.137654][ T108] __device_attach_driver+0x1c2/0x220 [ 44.143096][ T108] ? driver_allows_async_probing+0x160/0x160 [ 44.149055][ T108] bus_for_each_drv+0x15c/0x1e0 [ 44.153893][ T108] ? bus_rescan_devices+0x20/0x20 [ 44.158901][ T108] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 44.164733][ T108] ? lockdep_hardirqs_on+0x379/0x580 [ 44.170004][ T108] __device_attach+0x217/0x360 [ 44.174755][ T108] ? device_bind_driver+0xd0/0xd0 [ 44.179764][ T108] ? kobject_uevent_env+0x29e/0x1150 [ 44.185029][ T108] ? kobject_uevent_env+0x2a8/0x1150 [ 44.190294][ T108] bus_probe_device+0x1e4/0x290 [ 44.195126][ T108] ? blocking_notifier_call_chain+0x54/0xa0 [ 44.201003][ T108] device_add+0xae6/0x16f0 [ 44.205396][ T108] ? uevent_store+0x50/0x50 [ 44.209878][ T108] usb_new_device.cold+0x8c1/0x1016 [ 44.215054][ T108] ? usb_port_suspend+0xa40/0xa40 [ 44.220153][ T108] ? mark_held_locks+0x9f/0xe0 [ 44.224904][ T108] ? _raw_spin_unlock_irq+0x24/0x30 [ 44.230123][ T108] hub_event+0x1ada/0x3590 [ 44.234528][ T108] ? hub_port_debounce+0x260/0x260 [ 44.239687][ T108] process_one_work+0x905/0x1570 [ 44.244624][ T108] ? pwq_dec_nr_in_flight+0x310/0x310 [ 44.249982][ T108] ? do_raw_spin_lock+0x11a/0x280 [ 44.254987][ T108] worker_thread+0x96/0xe20 [ 44.259509][ T108] ? process_one_work+0x1570/0x1570 [ 44.264695][ T108] kthread+0x30b/0x410 [ 44.268747][ T108] ? kthread_park+0x1a0/0x1a0 [ 44.273448][ T108] ret_from_fork+0x24/0x30 [ 44.278058][ T108] Kernel Offset: disabled [ 44.282407][ T108] Rebooting in 86400 seconds..