Warning: Permanently added '10.128.10.63' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 41.296924][ T12] usb 1-1: new low-speed USB device number 2 using dummy_hcd [ 41.697000][ T12] usb 1-1: config 2 has an invalid interface number: 169 but max is 1 [ 41.705477][ T12] usb 1-1: config 2 has an invalid interface number: 160 but max is 1 [ 41.713695][ T12] usb 1-1: config 2 has no interface number 0 [ 41.720664][ T12] usb 1-1: config 2 has no interface number 1 [ 41.726924][ T12] usb 1-1: config 2 interface 169 altsetting 64 endpoint 0x6 has invalid maxpacket 1023, setting to 8 [ 41.738820][ T12] usb 1-1: config 2 interface 169 altsetting 64 endpoint 0xF has invalid maxpacket 1024, setting to 8 [ 41.751502][ T12] usb 1-1: config 2 interface 160 altsetting 32 has an invalid endpoint with address 0x0, skipping [ 41.763277][ T12] usb 1-1: config 2 interface 160 altsetting 32 endpoint 0xF is Bulk; changing to Interrupt [ 41.773926][ T12] usb 1-1: config 2 interface 160 altsetting 32 endpoint 0xF has wMaxPacketSize 0, skipping [ 41.784781][ T12] usb 1-1: config 2 interface 160 altsetting 32 endpoint 0x4 has invalid maxpacket 1024, setting to 8 [ 41.796473][ T12] usb 1-1: config 2 interface 160 altsetting 32 endpoint 0x1 is Bulk; changing to Interrupt [ 41.808237][ T12] usb 1-1: config 2 interface 160 altsetting 32 has a duplicate endpoint with address 0x2, skipping [ 41.820887][ T12] usb 1-1: config 2 interface 160 altsetting 32 endpoint 0xE has invalid maxpacket 16, setting to 8 [ 41.832769][ T12] usb 1-1: config 2 interface 160 altsetting 32 endpoint 0x7 has invalid maxpacket 520, setting to 8 [ 41.843932][ T12] usb 1-1: config 2 interface 160 altsetting 32 endpoint 0xB has wMaxPacketSize 0, skipping [ 41.854284][ T12] usb 1-1: config 2 interface 169 has no altsetting 0 [ 41.861539][ T12] usb 1-1: config 2 interface 160 has no altsetting 0 [ 42.106988][ T12] usb 1-1: string descriptor 0 read error: -22 [ 42.114447][ T12] usb 1-1: New USB device found, idVendor=17e9, idProduct=3083, bcdDevice=f2.31 [ 42.124225][ T12] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 executing program [ 42.416977][ T12] udlfb 1-1:2.169: vendor descriptor not available (-71) [ 42.436982][ T12] usb 1-1: Read EDID byte 0 failed: -71 [ 42.457026][ T12] usb 1-1: Read EDID byte 0 failed: -71 [ 42.476972][ T12] usb 1-1: Read EDID byte 0 failed: -71 [ 42.482564][ T12] usb 1-1: Unable to get valid EDID from device/display [ 42.508361][ T12] ------------[ cut here ]------------ [ 42.514044][ T12] usb 1-1: BOGUS urb xfer, pipe 3 != type 1 [ 42.520203][ T12] WARNING: CPU: 0 PID: 12 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x13b0 [ 42.529835][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 42.536846][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.5.0-rc2-syzkaller #0 [ 42.544996][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 42.555607][ T12] Workqueue: usb_hub_wq hub_event [ 42.564800][ T12] Call Trace: [ 42.569993][ T12] dump_stack+0xef/0x16e [ 42.574220][ T12] ? usb_submit_urb+0x1140/0x13b0 [ 42.579226][ T12] panic+0x2aa/0x6e1 [ 42.583102][ T12] ? add_taint.cold+0x16/0x16 [ 42.587766][ T12] ? __probe_kernel_read+0x188/0x1d0 [ 42.593151][ T12] ? __warn.cold+0x14/0x30 [ 42.603683][ T12] ? __warn+0xd5/0x1c8 [ 42.608758][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 42.614171][ T12] __warn.cold+0x2f/0x30 [ 42.618548][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 42.624779][ T12] report_bug+0x27b/0x2f0 [ 42.634669][ T12] do_error_trap+0x12b/0x1e0 [ 42.640337][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 42.645486][ T12] do_invalid_op+0x32/0x40 [ 42.650099][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 42.656762][ T12] invalid_op+0x23/0x30 [ 42.661204][ T12] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 42.666963][ T12] Code: 4d 85 ed 74 2c e8 78 90 e7 fd 4c 89 f7 e8 70 2c 1d ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 80 59 15 86 e8 20 ad bc fd <0f> 0b e9 20 f4 ff ff e8 4c 90 e7 fd 4c 89 f2 48 b8 00 00 00 00 00 [ 42.687255][ T12] RSP: 0018:ffff8881da226f28 EFLAGS: 00010282 [ 42.694829][ T12] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 42.702809][ T12] RDX: 0000000000000000 RSI: ffffffff81295dad RDI: ffffed103b444dd7 [ 42.710779][ T12] RBP: ffff8881cf880140 R08: ffff8881da211880 R09: fffffbfff11f1eb6 [ 42.718916][ T12] R10: fffffbfff11f1eb5 R11: ffffffff88f8f5af R12: 0000000000000003 [ 42.726991][ T12] R13: ffff8881c8d6b570 R14: ffff8881cfee10a0 R15: ffff8881d524ee00 [ 42.734972][ T12] ? vprintk_func+0x7d/0x113 [ 42.739652][ T12] ? usb_submit_urb+0x1188/0x13b0 [ 42.745106][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 42.750392][ T12] dlfb_submit_urb+0x89/0x160 [ 42.755075][ T12] dlfb_set_video_mode+0x2249/0x29b0 [ 42.760896][ T12] dlfb_ops_set_par+0x2a3/0x810 [ 42.765752][ T12] ? dlfb_handle_damage+0x660/0x660 [ 42.771128][ T12] ? dlfb_usb_probe.cold+0xeaf/0x1bba [ 42.776925][ T12] ? kfree+0xda/0x310 [ 42.781181][ T12] dlfb_usb_probe.cold+0xed7/0x1bba [ 42.786474][ T12] ? edid_store+0x180/0x180 [ 42.792403][ T12] ? __pm_runtime_resume+0x111/0x180 [ 42.797751][ T12] usb_probe_interface+0x305/0x7a0 [ 42.803169][ T12] ? usb_probe_device+0x100/0x100 [ 42.808359][ T12] really_probe+0x281/0x6d0 [ 42.813049][ T12] driver_probe_device+0x104/0x210 [ 42.818329][ T12] __device_attach_driver+0x1c2/0x220 [ 42.823711][ T12] ? driver_allows_async_probing+0x160/0x160 [ 42.829856][ T12] bus_for_each_drv+0x162/0x1e0 [ 42.834717][ T12] ? bus_rescan_devices+0x20/0x20 [ 42.839729][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 42.845527][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 42.850983][ T12] __device_attach+0x217/0x360 [ 42.856186][ T12] ? device_bind_driver+0xd0/0xd0 [ 42.861310][ T12] bus_probe_device+0x1e4/0x290 [ 42.866154][ T12] device_add+0x1480/0x1c20 [ 42.870648][ T12] ? wait_for_completion+0x3c0/0x3c0 [ 42.876140][ T12] ? device_links_flush_sync_list+0x350/0x350 [ 42.882750][ T12] usb_set_configuration+0xe67/0x1740 [ 42.888138][ T12] generic_probe+0x9d/0xd5 [ 42.892566][ T12] usb_probe_device+0x99/0x100 [ 42.897349][ T12] ? usb_suspend+0x620/0x620 [ 42.902458][ T12] really_probe+0x281/0x6d0 [ 42.906993][ T12] driver_probe_device+0x104/0x210 [ 42.912470][ T12] __device_attach_driver+0x1c2/0x220 [ 42.918525][ T12] ? driver_allows_async_probing+0x160/0x160 [ 42.924513][ T12] bus_for_each_drv+0x162/0x1e0 [ 42.929381][ T12] ? bus_rescan_devices+0x20/0x20 [ 42.934566][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 42.940358][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 42.945748][ T12] __device_attach+0x217/0x360 [ 42.950604][ T12] ? device_bind_driver+0xd0/0xd0 [ 42.955737][ T12] bus_probe_device+0x1e4/0x290 [ 42.961848][ T12] device_add+0x1480/0x1c20 [ 42.966821][ T12] ? device_links_flush_sync_list+0x350/0x350 [ 42.972992][ T12] usb_new_device.cold+0x6a4/0xe79 [ 42.978239][ T12] hub_event+0x1e59/0x3860 [ 42.982650][ T12] ? hub_port_debounce+0x260/0x260 [ 42.987843][ T12] ? find_held_lock+0x2d/0x110 [ 42.992599][ T12] ? mark_held_locks+0xe0/0xe0 [ 42.997446][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 43.003128][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 43.009364][ T12] process_one_work+0x92b/0x1530 [ 43.014295][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 43.019768][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 43.024802][ T12] worker_thread+0x96/0xe20 [ 43.029306][ T12] ? process_one_work+0x1530/0x1530 [ 43.034507][ T12] kthread+0x318/0x420 [ 43.038570][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 43.043934][ T12] ret_from_fork+0x24/0x30 [ 43.049126][ T12] Kernel Offset: disabled [ 43.053476][ T12] Rebooting in 86400 seconds..