Warning: Permanently added '10.128.10.46' (ECDSA) to the list of known hosts. [ 28.822389][ T101] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 29.062404][ T101] usb 1-1: Using ep0 maxpacket: 8 [ 29.182476][ T101] usb 1-1: config 0 has an invalid interface number: 227 but max is 0 [ 29.190729][ T101] usb 1-1: config 0 has no interface number 0 [ 29.197058][ T101] usb 1-1: config 0 interface 227 altsetting 0 bulk endpoint 0x8F has invalid maxpacket 0 [ 29.207370][ T101] usb 1-1: config 0 interface 227 altsetting 0 bulk endpoint 0x2 has invalid maxpacket 0 [ 29.217300][ T101] usb 1-1: New USB device found, idVendor=10cf, idProduct=5503, bcdDevice= 3.f3 [ 29.226401][ T101] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 29.236512][ T101] usb 1-1: config 0 descriptor?? [ 29.276552][ T101] kasan: CONFIG_KASAN_INLINE enabled [ 29.281994][ T101] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 29.290160][ T101] general protection fault: 0000 [#1] SMP KASAN [ 29.296540][ T101] CPU: 0 PID: 101 Comm: kworker/0:2 Not tainted 5.4.0-rc3+ #0 [ 29.304703][ T101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.314926][ T101] Workqueue: usb_hub_wq hub_event [ 29.320280][ T101] RIP: 0010:vmk80xx_write_packet+0x75/0x260 [ 29.326155][ T101] 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 [ 29.345747][ T101] RSP: 0018:ffff8881d51cf218 EFLAGS: 00010202 [ 29.351806][ T101] RAX: dffffc0000000000 RBX: ffff8881cf800000 RCX: 0000000000000000 [ 29.360465][ T101] RDX: 0000000000000002 RSI: ffffffff8472ddc3 RDI: ffff8881cf800068 [ 29.368426][ T101] RBP: ffff8881cf417800 R08: ffff8881d736e000 R09: 0000000000000010 [ 29.376489][ T101] R10: fffffbfff11b23b4 R11: ffffffff88d91da7 R12: ffff8881cfb64000 [ 29.384442][ T101] R13: 0000000000000010 R14: 0000000000000000 R15: ffff8881d21d0288 [ 29.392440][ T101] FS: 0000000000000000(0000) GS:ffff8881db200000(0000) knlGS:0000000000000000 [ 29.401353][ T101] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 29.407911][ T101] CR2: 00000000015c2c80 CR3: 00000001d3650000 CR4: 00000000001406f0 [ 29.415874][ T101] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 29.423821][ T101] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 29.431765][ T101] Call Trace: [ 29.435040][ T101] vmk80xx_auto_attach+0x13b1/0x17c0 [ 29.440297][ T101] comedi_auto_config+0x16e/0x250 [ 29.445321][ T101] usb_probe_interface+0x305/0x7a0 [ 29.450421][ T101] ? usb_probe_device+0x100/0x100 [ 29.455425][ T101] really_probe+0x281/0x6d0 [ 29.459921][ T101] driver_probe_device+0x104/0x210 [ 29.465006][ T101] __device_attach_driver+0x1c2/0x220 [ 29.470454][ T101] ? driver_allows_async_probing+0x160/0x160 [ 29.476549][ T101] bus_for_each_drv+0x162/0x1e0 [ 29.481382][ T101] ? bus_rescan_devices+0x20/0x20 [ 29.486510][ T101] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 29.492315][ T101] ? lockdep_hardirqs_on+0x382/0x580 [ 29.497593][ T101] __device_attach+0x217/0x360 [ 29.502355][ T101] ? device_bind_driver+0xd0/0xd0 [ 29.507361][ T101] ? kobject_uevent_env+0x29e/0x1150 [ 29.512622][ T101] ? kobject_uevent_env+0x2a8/0x1150 [ 29.517885][ T101] bus_probe_device+0x1e4/0x290 [ 29.522726][ T101] ? blocking_notifier_call_chain+0x54/0xa0 [ 29.528599][ T101] device_add+0xae6/0x16f0 [ 29.533002][ T101] ? uevent_store+0x50/0x50 [ 29.537503][ T101] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 29.543298][ T101] usb_set_configuration+0xdf6/0x1670 [ 29.548674][ T101] generic_probe+0x9d/0xd5 [ 29.553088][ T101] usb_probe_device+0x99/0x100 [ 29.557858][ T101] ? usb_suspend+0x620/0x620 [ 29.567468][ T101] really_probe+0x281/0x6d0 [ 29.571947][ T101] driver_probe_device+0x104/0x210 [ 29.577090][ T101] __device_attach_driver+0x1c2/0x220 [ 29.582604][ T101] ? driver_allows_async_probing+0x160/0x160 [ 29.588597][ T101] bus_for_each_drv+0x162/0x1e0 [ 29.593425][ T101] ? bus_rescan_devices+0x20/0x20 [ 29.598447][ T101] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 29.604253][ T101] ? lockdep_hardirqs_on+0x382/0x580 [ 29.609523][ T101] __device_attach+0x217/0x360 [ 29.614270][ T101] ? device_bind_driver+0xd0/0xd0 [ 29.619309][ T101] ? kobject_uevent_env+0x29e/0x1150 [ 29.624577][ T101] ? kobject_uevent_env+0x2a8/0x1150 [ 29.629836][ T101] bus_probe_device+0x1e4/0x290 [ 29.634781][ T101] ? blocking_notifier_call_chain+0x54/0xa0 [ 29.640705][ T101] device_add+0xae6/0x16f0 [ 29.645104][ T101] ? uevent_store+0x50/0x50 [ 29.649585][ T101] usb_new_device.cold+0x6a4/0xe79 [ 29.654694][ T101] hub_event+0x1dd0/0x37e0 [ 29.659083][ T101] ? hub_port_debounce+0x260/0x260 [ 29.664167][ T101] ? find_held_lock+0x2d/0x110 [ 29.668916][ T101] ? mark_held_locks+0xe0/0xe0 [ 29.673675][ T101] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 29.679195][ T101] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 29.684475][ T101] process_one_work+0x92b/0x1530 [ 29.689534][ T101] ? pwq_dec_nr_in_flight+0x310/0x310 [ 29.694889][ T101] ? do_raw_spin_lock+0x11a/0x280 [ 29.699891][ T101] worker_thread+0x96/0xe20 [ 29.704372][ T101] ? process_one_work+0x1530/0x1530 [ 29.709563][ T101] kthread+0x318/0x420 [ 29.713620][ T101] ? kthread_create_on_node+0xf0/0xf0 [ 29.718973][ T101] ret_from_fork+0x24/0x30 [ 29.723359][ T101] Modules linked in: [ 29.727380][