Warning: Permanently added '10.128.10.47' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 39.779064][ T83] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 40.018595][ T83] usb 1-1: Using ep0 maxpacket: 8 [ 40.138714][ T83] usb 1-1: config 0 has an invalid interface number: 50 but max is 0 [ 40.146894][ T83] usb 1-1: config 0 has no interface number 0 [ 40.153344][ T83] usb 1-1: config 0 interface 50 altsetting 0 endpoint 0x1 has an invalid bInterval 0, changing to 7 [ 40.167940][ T83] usb 1-1: config 0 interface 50 altsetting 0 endpoint 0x83 has an invalid bInterval 0, changing to 7 [ 40.178986][ T83] usb 1-1: New USB device found, idVendor=17e9, idProduct=0a64, bcdDevice=c4.70 [ 40.188261][ T83] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.197757][ T83] usb 1-1: config 0 descriptor?? executing program [ 40.498638][ T83] udlfb 1-1:0.50: vendor descriptor not available (-71) [ 40.519060][ T83] usb 1-1: Read EDID byte 0 failed: -71 [ 40.538651][ T83] usb 1-1: Read EDID byte 0 failed: -71 [ 40.558634][ T83] usb 1-1: Read EDID byte 0 failed: -71 [ 40.564256][ T83] usb 1-1: Unable to get valid EDID from device/display [ 40.590089][ T83] ------------[ cut here ]------------ [ 40.595580][ T83] usb 1-1: BOGUS urb xfer, pipe 3 != type 1 [ 40.601672][ T83] WARNING: CPU: 1 PID: 83 at drivers/usb/core/urb.c:477 usb_submit_urb+0x1188/0x13b0 [ 40.611171][ T83] Kernel panic - not syncing: panic_on_warn set ... [ 40.617756][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.3.0-rc2+ #25 [ 40.625545][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 40.635598][ T83] Workqueue: usb_hub_wq hub_event [ 40.640607][ T83] Call Trace: [ 40.643889][ T83] dump_stack+0xca/0x13e [ 40.648126][ T83] ? usb_submit_urb+0x10c0/0x13b0 [ 40.653128][ T83] panic+0x2a3/0x6da [ 40.657009][ T83] ? add_taint.cold+0x16/0x16 [ 40.661679][ T83] ? __probe_kernel_read+0x188/0x1d0 [ 40.666954][ T83] ? __warn.cold+0x5/0x4a [ 40.671343][ T83] ? __warn+0xe3/0x1e0 [ 40.675454][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 40.680483][ T83] __warn.cold+0x20/0x4a [ 40.684721][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 40.689728][ T83] report_bug+0x262/0x2a0 [ 40.694048][ T83] do_error_trap+0x12b/0x1e0 [ 40.698629][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 40.703697][ T83] do_invalid_op+0x32/0x40 [ 40.708106][ T83] ? usb_submit_urb+0x1188/0x13b0 [ 40.713114][ T83] invalid_op+0x23/0x30 [ 40.717271][ T83] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 40.722886][ T83] Code: 4d 85 ed 74 2c e8 28 76 ed fd 4c 89 f7 e8 c0 6d 1a ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 60 e7 18 86 e8 3d 47 c3 fd <0f> 0b e9 20 f4 ff ff e8 fc 75 ed fd 4c 89 f2 48 b8 00 00 00 00 00 [ 40.742506][ T83] RSP: 0018:ffff8881d938ef90 EFLAGS: 00010282 [ 40.748567][ T83] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 40.756588][ T83] RDX: 0000000000000000 RSI: ffffffff8128a0fd RDI: ffffed103b271de4 [ 40.764560][ T83] RBP: ffff8881d56a5800 R08: ffff8881d921b000 R09: fffffbfff11acd9a [ 40.772523][ T83] R10: fffffbfff11acd99 R11: ffffffff88d66ccf R12: 0000000000000003 [ 40.780484][ T83] R13: ffff8881d567e618 R14: ffff8881d74066a0 R15: ffff8881d56a5300 [ 40.788555][ T83] ? vprintk_func+0x7d/0x113 [ 40.800547][ T83] ? lockdep_hardirqs_on+0x379/0x580 [ 40.805837][ T83] dlfb_submit_urb+0x89/0x160 [ 40.810509][ T83] dlfb_set_video_mode+0x2249/0x29b0 [ 40.815898][ T83] dlfb_ops_set_par+0x2a3/0x810 [ 40.820738][ T83] ? dlfb_handle_damage+0x660/0x660 [ 40.826091][ T83] ? dlfb_usb_probe.cold+0xc45/0x190a [ 40.831455][ T83] ? kfree+0xe4/0x2f0 [ 40.835429][ T83] dlfb_usb_probe.cold+0xc6d/0x190a [ 40.840746][ T83] ? edid_store+0x180/0x180 [ 40.845387][ T83] ? __pm_runtime_resume+0x111/0x180 [ 40.850760][ T83] usb_probe_interface+0x305/0x7a0 [ 40.855872][ T83] ? usb_probe_device+0x100/0x100 [ 40.860891][ T83] really_probe+0x281/0x650 [ 40.865388][ T83] driver_probe_device+0x101/0x1b0 [ 40.870823][ T83] __device_attach_driver+0x1c2/0x220 [ 40.876189][ T83] ? driver_allows_async_probing+0x160/0x160 [ 40.882160][ T83] bus_for_each_drv+0x15c/0x1e0 [ 40.887400][ T83] ? bus_rescan_devices+0x20/0x20 [ 40.892409][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 40.898198][ T83] ? lockdep_hardirqs_on+0x379/0x580 [ 40.903479][ T83] __device_attach+0x217/0x360 [ 40.908234][ T83] ? device_bind_driver+0xd0/0xd0 [ 40.913254][ T83] ? kobject_uevent_env+0x29e/0x1160 [ 40.918537][ T83] ? kobject_uevent_env+0x2a8/0x1160 [ 40.923837][ T83] bus_probe_device+0x1e4/0x290 [ 40.928682][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 40.934570][ T83] device_add+0xae6/0x16f0 [ 40.938981][ T83] ? uevent_store+0x50/0x50 [ 40.943568][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 40.949511][ T83] usb_set_configuration+0xdf6/0x1670 [ 40.954876][ T83] generic_probe+0x9d/0xd5 [ 40.959279][ T83] usb_probe_device+0x99/0x100 [ 40.964036][ T83] ? usb_suspend+0x620/0x620 [ 40.968612][ T83] really_probe+0x281/0x650 [ 40.973222][ T83] driver_probe_device+0x101/0x1b0 [ 40.978330][ T83] __device_attach_driver+0x1c2/0x220 [ 40.983692][ T83] ? driver_allows_async_probing+0x160/0x160 [ 40.989774][ T83] bus_for_each_drv+0x15c/0x1e0 [ 40.994612][ T83] ? bus_rescan_devices+0x20/0x20 [ 40.999625][ T83] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 41.005503][ T83] ? lockdep_hardirqs_on+0x379/0x580 [ 41.010785][ T83] __device_attach+0x217/0x360 [ 41.015534][ T83] ? device_bind_driver+0xd0/0xd0 [ 41.020547][ T83] ? kobject_uevent_env+0x29e/0x1160 [ 41.025827][ T83] ? kobject_uevent_env+0x2a8/0x1160 [ 41.031106][ T83] bus_probe_device+0x1e4/0x290 [ 41.035951][ T83] ? blocking_notifier_call_chain+0x54/0xa0 [ 41.041845][ T83] device_add+0xae6/0x16f0 [ 41.046250][ T83] ? uevent_store+0x50/0x50 [ 41.050831][ T83] usb_new_device.cold+0x6a4/0xe79 [ 41.056038][ T83] hub_event+0x1b5c/0x3640 [ 41.060434][ T83] ? hub_port_debounce+0x260/0x260 [ 41.065532][ T83] process_one_work+0x92b/0x1530 [ 41.070453][ T83] ? pwq_dec_nr_in_flight+0x310/0x310 [ 41.075806][ T83] ? do_raw_spin_lock+0x11a/0x280 [ 41.080816][ T83] worker_thread+0x96/0xe20 [ 41.085368][ T83] ? process_one_work+0x1530/0x1530 [ 41.090565][ T83] kthread+0x318/0x420 [ 41.094623][ T83] ? kthread_create_on_node+0xf0/0xf0 [ 41.099987][ T83] ret_from_fork+0x24/0x30 [ 41.104968][ T83] Kernel Offset: disabled [ 41.109344][ T83] Rebooting in 86400 seconds..