Warning: Permanently added '10.128.0.103' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 79.332607][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 79.572594][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 79.692627][ T12] usb 1-1: config 0 has an invalid interface number: 102 but max is 0 [ 79.700862][ T12] usb 1-1: config 0 has no interface number 0 [ 79.707003][ T12] usb 1-1: config 0 interface 102 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 79.716922][ T12] usb 1-1: config 0 interface 102 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 0 [ 79.726780][ T12] usb 1-1: New USB device found, idVendor=10cf, idProduct=5503, bcdDevice=43.db [ 79.735867][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 79.744998][ T12] usb 1-1: config 0 descriptor?? executing program [ 80.022588][ T12] usb 1-1: string descriptor 0 read error: -71 [ 80.031492][ T12] kasan: CONFIG_KASAN_INLINE enabled [ 80.036880][ T12] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 80.044980][ T12] general protection fault: 0000 [#1] SMP KASAN [ 80.051203][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.2.0-rc6+ #13 [ 80.058636][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 80.068724][ T12] Workqueue: usb_hub_wq hub_event [ 80.073797][ T12] RIP: 0010:vmk80xx_write_packet+0x75/0x260 [ 80.079669][ T12] Code: 48 8d 7b 68 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 d3 01 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 6b 68 4c 89 ea 48 c1 ea 03 <0f> b6 04 02 4c 89 ea 83 e2 07 38 d0 7f 08 84 c0 0f 85 84 01 00 00 [ 80.099259][ T12] RSP: 0018:ffff8881d9e0f1b0 EFLAGS: 00010202 [ 80.105309][ T12] RAX: dffffc0000000000 RBX: ffff8881cffcdc00 RCX: 0000000000000000 [ 80.113340][ T12] RDX: 0000000000000002 RSI: ffffffff847cda93 RDI: ffff8881cffcdc68 [ 80.121293][ T12] RBP: ffff8881cf446280 R08: ffff8881d9df9800 R09: 0000000000000010 [ 80.129248][ T12] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881c6849980 [ 80.137253][ T12] R13: 0000000000000010 R14: 0000000000000000 R15: ffff8881d147a308 [ 80.145208][ T12] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 80.154116][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.160939][ T12] CR2: 00007ff4fd21f000 CR3: 00000001d3170000 CR4: 00000000001406f0 [ 80.168890][ T12] Call Trace: [ 80.172164][ T12] vmk80xx_auto_attach+0x13b1/0x17c0 [ 80.177464][ T12] comedi_auto_config+0x16e/0x250 [ 80.182540][ T12] usb_probe_interface+0x305/0x7a0 [ 80.187643][ T12] ? usb_probe_device+0x100/0x100 [ 80.192645][ T12] really_probe+0x281/0x660 [ 80.197173][ T12] driver_probe_device+0x104/0x210 [ 80.202269][ T12] __device_attach_driver+0x1c2/0x220 [ 80.207621][ T12] ? driver_allows_async_probing+0x160/0x160 [ 80.213631][ T12] bus_for_each_drv+0x15c/0x1e0 [ 80.218476][ T12] ? bus_rescan_devices+0x20/0x20 [ 80.223569][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 80.229359][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 80.234628][ T12] __device_attach+0x217/0x360 [ 80.239369][ T12] ? device_bind_driver+0xd0/0xd0 [ 80.244373][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 80.249682][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 80.254953][ T12] bus_probe_device+0x1e4/0x290 [ 80.259793][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 80.265702][ T12] device_add+0xae6/0x16f0 [ 80.270106][ T12] ? uevent_store+0x50/0x50 [ 80.274588][ T12] usb_set_configuration+0xdf6/0x1670 [ 80.279941][ T12] generic_probe+0x9d/0xd5 [ 80.284595][ T12] usb_probe_device+0x99/0x100 [ 80.289339][ T12] ? usb_suspend+0x620/0x620 [ 80.293910][ T12] really_probe+0x281/0x660 [ 80.298397][ T12] driver_probe_device+0x104/0x210 [ 80.303523][ T12] __device_attach_driver+0x1c2/0x220 [ 80.308879][ T12] ? driver_allows_async_probing+0x160/0x160 [ 80.314832][ T12] bus_for_each_drv+0x15c/0x1e0 [ 80.319655][ T12] ? bus_rescan_devices+0x20/0x20 [ 80.324661][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 80.330449][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 80.335711][ T12] __device_attach+0x217/0x360 [ 80.340459][ T12] ? device_bind_driver+0xd0/0xd0 [ 80.345588][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 80.350929][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 80.356201][ T12] bus_probe_device+0x1e4/0x290 [ 80.361140][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 80.367023][ T12] device_add+0xae6/0x16f0 [ 80.371866][ T12] ? uevent_store+0x50/0x50 [ 80.376442][ T12] usb_new_device.cold+0x8c1/0x1016 [ 80.381626][ T12] ? usb_port_suspend+0xa40/0xa40 [ 80.386710][ T12] ? mark_held_locks+0x9f/0xe0 [ 80.391456][ T12] ? _raw_spin_unlock_irq+0x24/0x30 [ 80.396731][ T12] hub_event+0x1ada/0x3590 [ 80.401128][ T12] ? hub_port_debounce+0x260/0x260 [ 80.406218][ T12] process_one_work+0x905/0x1570 [ 80.411136][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 80.416490][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 80.421545][ T12] worker_thread+0x96/0xe20 [ 80.426087][ T12] ? process_one_work+0x1570/0x1570 [ 80.431278][ T12] kthread+0x30b/0x410 [ 80.435331][ T12] ? kthread_park+0x1a0/0x1a0 [ 80.440043][ T12] ret_from_fork+0x24/0x30 [ 80.444432][ T12] Modules linked in: [ 80.448400][ T12] ---[ end trace cfc0ae7b8f5e068c ]--- [ 80.453866][ T12] RIP: 0010:vmk80xx_write_packet+0x75/0x260 [ 80.459856][ T12] Code: 48 8d 7b 68 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 d3 01 00 00 48 b8 00 00 00 00 00 fc ff df 4c 8b 6b 68 4c 89 ea 48 c1 ea 03 <0f> b6 04 02 4c 89 ea 83 e2 07 38 d0 7f 08 84 c0 0f 85 84 01 00 00 [ 80.479692][ T12] RSP: 0018:ffff8881d9e0f1b0 EFLAGS: 00010202 [ 80.485760][ T12] RAX: dffffc0000000000 RBX: ffff8881cffcdc00 RCX: 0000000000000000 [ 80.493749][ T12] RDX: 0000000000000002 RSI: ffffffff847cda93 RDI: ffff8881cffcdc68 [ 80.501704][ T12] RBP: ffff8881cf446280 R08: ffff8881d9df9800 R09: 0000000000000010 [ 80.509692][ T12] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8881c6849980 [ 80.517664][ T12] R13: 0000000000000010 R14: 0000000000000000 R15: ffff8881d147a308 [ 80.525659][ T12] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 80.534650][ T12] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 80.541217][ T12] CR2: 00007ff4fd21f000 CR3: 00000001d3170000 CR4: 00000000001406f0 [ 80.549212][ T12] Kernel panic - not syncing: Fatal exception [ 80.555530][ T12] Kernel Offset: disabled [ 80.559841][ T12] Rebooting in 86400 seconds..