Warning: Permanently added '10.128.0.237' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 38.235691][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 38.325963][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 38.485751][ T12] usb 1-1: unable to get BOS descriptor or descriptor too short [ 38.565769][ T12] usb 1-1: config 3 has an invalid interface number: 127 but max is 1 [ 38.574414][ T12] usb 1-1: config 3 has an invalid interface number: 103 but max is 1 [ 38.582771][ T12] usb 1-1: config 3 has an invalid interface descriptor of length 2, skipping [ 38.591793][ T12] usb 1-1: config 3 has an invalid descriptor of length 32, skipping remainder of the config [ 38.602875][ T12] usb 1-1: config 3 has no interface number 0 [ 38.609231][ T12] usb 1-1: config 3 has no interface number 1 [ 38.615410][ T12] usb 1-1: config 3 interface 127 altsetting 255 endpoint 0x9 has invalid maxpacket 512, setting to 64 [ 38.628337][ T12] usb 1-1: config 3 interface 127 altsetting 255 has an invalid endpoint with address 0x0, skipping [ 38.639344][ T12] usb 1-1: config 3 interface 127 altsetting 255 has an invalid endpoint with address 0x0, skipping [ 38.650334][ T12] usb 1-1: config 3 interface 127 altsetting 255 has an invalid endpoint descriptor of length 2, skipping [ 38.661777][ T12] usb 1-1: config 3 interface 127 altsetting 255 endpoint 0xA has invalid maxpacket 512, setting to 64 [ 38.673061][ T12] usb 1-1: config 3 interface 127 altsetting 255 has an invalid endpoint with address 0x0, skipping [ 38.687908][ T12] usb 1-1: config 3 interface 127 altsetting 255 endpoint 0x2 has invalid maxpacket 1023, setting to 64 [ 38.699713][ T12] usb 1-1: config 3 interface 127 altsetting 255 endpoint 0x7 has an invalid bInterval 0, changing to 7 [ 38.711057][ T12] usb 1-1: config 3 interface 127 altsetting 255 has a duplicate endpoint with address 0x7, skipping [ 38.722118][ T12] usb 1-1: config 3 interface 127 altsetting 255 has 11 endpoint descriptors, different from the interface descriptor's value: 10 [ 38.735760][ T12] usb 1-1: config 3 interface 103 altsetting 0 has 0 endpoint descriptors, different from the interface descriptor's value: 2 [ 38.749299][ T12] usb 1-1: config 3 interface 127 has no altsetting 0 [ 39.005796][ T12] usb 1-1: string descriptor 0 read error: -22 [ 39.012163][ T12] usb 1-1: New USB device found, idVendor=17e9, idProduct=b9c1, bcdDevice=e3.8c [ 39.021261][ T12] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 executing program [ 39.325793][ T12] udlfb 1-1:3.127: vendor descriptor not available (-71) [ 39.345737][ T12] usb 1-1: Read EDID byte 0 failed: -71 [ 39.365761][ T12] usb 1-1: Read EDID byte 0 failed: -71 [ 39.385724][ T12] usb 1-1: Read EDID byte 0 failed: -71 [ 39.391320][ T12] usb 1-1: Unable to get valid EDID from device/display [ 39.417093][ T12] ------------[ cut here ]------------ [ 39.422691][ T12] usb 1-1: BOGUS urb xfer, pipe 3 != type 1 [ 39.428792][ T12] WARNING: CPU: 0 PID: 12 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x1460 [ 39.438245][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 39.444818][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.5.0-rc6-syzkaller #0 [ 39.452954][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.463113][ T12] Workqueue: usb_hub_wq hub_event [ 39.468143][ T12] Call Trace: [ 39.471505][ T12] dump_stack+0xef/0x16e [ 39.476084][ T12] ? usb_submit_urb+0x1110/0x1460 [ 39.481136][ T12] panic+0x2aa/0x6e1 [ 39.485071][ T12] ? add_taint.cold+0x16/0x16 [ 39.489738][ T12] ? __probe_kernel_read+0x188/0x1d0 [ 39.495008][ T12] ? __warn.cold+0x14/0x30 [ 39.499410][ T12] ? __warn+0xd5/0x1c8 [ 39.503575][ T12] ? usb_submit_urb+0x1188/0x1460 [ 39.508583][ T12] __warn.cold+0x2f/0x30 [ 39.512933][ T12] ? usb_submit_urb+0x1188/0x1460 [ 39.517953][ T12] report_bug+0x27b/0x2f0 [ 39.522291][ T12] do_error_trap+0x12b/0x1e0 [ 39.526868][ T12] ? usb_submit_urb+0x1188/0x1460 [ 39.532030][ T12] do_invalid_op+0x32/0x40 [ 39.536622][ T12] ? usb_submit_urb+0x1188/0x1460 [ 39.541790][ T12] invalid_op+0x23/0x30 [ 39.545970][ T12] RIP: 0010:usb_submit_urb+0x1188/0x1460 [ 39.551672][ T12] Code: 4d 85 ed 74 46 e8 a8 1c e1 fd 4c 89 f7 e8 90 87 17 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 60 27 3b 86 e8 30 03 b6 fd <0f> 0b e9 20 f4 ff ff e8 7c 1c e1 fd 0f 1f 44 00 00 e8 72 1c e1 fd [ 39.572253][ T12] RSP: 0018:ffff8881da226f30 EFLAGS: 00010282 [ 39.578473][ T12] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 39.586558][ T12] RDX: 0000000000000000 RSI: ffffffff8129598d RDI: ffffed103b444dd8 [ 39.594631][ T12] RBP: ffff8881cdcd30a0 R08: ffff8881da211880 R09: fffffbfff1269cae [ 39.602720][ T12] R10: fffffbfff1269cad R11: ffffffff8934e56f R12: 0000000000000003 [ 39.610690][ T12] R13: ffff8881ce354d98 R14: ffff8881cebb20a0 R15: ffff8881d4fdd900 [ 39.618798][ T12] ? vprintk_func+0x7d/0x113 [ 39.623392][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 39.628689][ T12] dlfb_submit_urb+0x89/0x160 [ 39.633470][ T12] dlfb_set_video_mode+0x2249/0x29b0 [ 39.639001][ T12] dlfb_ops_set_par+0x2a3/0x810 [ 39.643841][ T12] ? dlfb_handle_damage+0x660/0x660 [ 39.649038][ T12] ? dlfb_usb_probe.cold+0xeaa/0x1ba3 [ 39.654713][ T12] ? kfree+0xd5/0x300 [ 39.658692][ T12] dlfb_usb_probe.cold+0xed2/0x1ba3 [ 39.663887][ T12] ? edid_store+0x180/0x180 [ 39.668463][ T12] ? __pm_runtime_resume+0x111/0x180 [ 39.674169][ T12] usb_probe_interface+0x310/0x800 [ 39.679297][ T12] ? usb_probe_device+0x140/0x140 [ 39.684317][ T12] really_probe+0x290/0xad0 [ 39.688854][ T12] driver_probe_device+0x223/0x350 [ 39.694020][ T12] __device_attach_driver+0x1d1/0x290 [ 39.699970][ T12] ? driver_allows_async_probing+0x160/0x160 [ 39.705952][ T12] bus_for_each_drv+0x162/0x1e0 [ 39.710790][ T12] ? bus_rescan_devices+0x20/0x20 [ 39.715798][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 39.721590][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 39.726868][ T12] __device_attach+0x217/0x390 [ 39.731627][ T12] ? device_bind_driver+0xd0/0xd0 [ 39.736646][ T12] bus_probe_device+0x1e4/0x290 [ 39.741579][ T12] device_add+0x1459/0x1bf0 [ 39.746069][ T12] ? wait_for_completion+0x3c0/0x3c0 [ 39.751474][ T12] ? device_link_remove+0x110/0x110 [ 39.756661][ T12] usb_set_configuration+0xe47/0x17d0 [ 39.762021][ T12] generic_probe+0x9d/0xd5 [ 39.766428][ T12] usb_probe_device+0xaf/0x140 [ 39.771182][ T12] ? usb_suspend+0x5f0/0x5f0 [ 39.775770][ T12] really_probe+0x290/0xad0 [ 39.780405][ T12] driver_probe_device+0x223/0x350 [ 39.785556][ T12] __device_attach_driver+0x1d1/0x290 [ 39.790916][ T12] ? driver_allows_async_probing+0x160/0x160 [ 39.796915][ T12] bus_for_each_drv+0x162/0x1e0 [ 39.801787][ T12] ? bus_rescan_devices+0x20/0x20 [ 39.806825][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 39.812929][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 39.818198][ T12] __device_attach+0x217/0x390 [ 39.822950][ T12] ? device_bind_driver+0xd0/0xd0 [ 39.827975][ T12] bus_probe_device+0x1e4/0x290 [ 39.832814][ T12] device_add+0x1459/0x1bf0 [ 39.837301][ T12] ? device_link_remove+0x110/0x110 [ 39.842611][ T12] usb_new_device.cold+0x540/0xcd0 [ 39.848025][ T12] hub_event+0x21cb/0x4300 [ 39.852498][ T12] ? hub_port_debounce+0x350/0x350 [ 39.857609][ T12] ? find_held_lock+0x2d/0x110 [ 39.862360][ T12] ? mark_held_locks+0xe0/0xe0 [ 39.867255][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 39.872808][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 39.878078][ T12] process_one_work+0x945/0x15c0 [ 39.883088][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 39.888586][ T12] ? do_raw_spin_lock+0x129/0x290 [ 39.894593][ T12] worker_thread+0x96/0xe20 [ 39.899089][ T12] ? process_one_work+0x15c0/0x15c0 [ 39.904276][ T12] kthread+0x318/0x420 [ 39.908334][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 39.913911][ T12] ret_from_fork+0x24/0x30 [ 39.918582][ T12] Kernel Offset: disabled [ 39.922956][ T12] Rebooting in 86400 seconds..