Warning: Permanently added '10.128.0.235' (ECDSA) to the list of known hosts. executing program [ 71.960696][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 72.200652][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 72.320729][ T12] usb 1-1: New USB device found, idVendor=2040, idProduct=b704, bcdDevice=1b.9e [ 72.330215][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 72.339658][ T12] usb 1-1: config 0 descriptor?? [ 72.382565][ T12] usb 1-1: dvb_usb_v2: found a 'Hauppauge 117xxx DVBT' in warm state [ 72.392315][ T12] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 72.403584][ T12] dvbdev: DVB: registering new adapter (Hauppauge 117xxx DVBT) [ 72.411481][ T12] usb 1-1: media controller created [ 72.421073][ T12] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 72.435917][ T12] usb 1-1: selecting invalid altsetting 2 [ 72.442901][ T12] set interface failed [ 72.442908][ T12] INFO: trying to register non-static key. [ 72.452718][ T12] the code is fine but needs lockdep annotation. [ 72.459011][ T12] turning off the locking correctness validator. [ 72.465316][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.2.0-rc5+ #11 [ 72.472929][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.483184][ T12] Workqueue: usb_hub_wq hub_event [ 72.488234][ T12] Call Trace: [ 72.491519][ T12] dump_stack+0xca/0x13e [ 72.495742][ T12] register_lock_class+0x11ae/0x1240 [ 72.501205][ T12] ? is_dynamic_key+0x1b0/0x1b0 [ 72.506040][ T12] ? lock_downgrade+0x630/0x630 [ 72.511050][ T12] __lock_acquire+0x11d/0x5340 [ 72.515974][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 72.521330][ T12] ? llist_add_batch+0x78/0xa0 [ 72.526080][ T12] ? tick_nohz_tick_stopped+0xd/0x50 [ 72.531343][ T12] ? __irq_work_queue_local+0xa3/0xe0 [ 72.536687][ T12] ? mark_held_locks+0xe0/0xe0 [ 72.542028][ T12] ? dev_vprintk_emit+0x4fc/0x541 [ 72.547207][ T12] ? __lock_acquire+0x54a/0x5340 [ 72.552244][ T12] ? format_decode+0x230/0xad0 [ 72.557003][ T12] lock_acquire+0x100/0x2b0 [ 72.561493][ T12] ? mxl111sf_ctrl_msg+0xb8/0x210 [ 72.566760][ T12] ? mxl111sf_ctrl_msg+0xb8/0x210 [ 72.571858][ T12] __mutex_lock+0xf9/0x12b0 [ 72.576350][ T12] ? mxl111sf_ctrl_msg+0xb8/0x210 [ 72.581361][ T12] ? mxl111sf_ctrl_msg+0xb8/0x210 [ 72.586369][ T12] ? mutex_trylock+0x1a0/0x1a0 [ 72.591113][ T12] ? memcpy+0x35/0x50 [ 72.595073][ T12] ? lock_downgrade+0x630/0x630 [ 72.599897][ T12] ? mark_held_locks+0x9f/0xe0 [ 72.604634][ T12] ? vprintk_emit+0x112/0x3e0 [ 72.609296][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 72.614668][ T12] ? mxl111sf_ctrl_msg+0xb8/0x210 [ 72.619695][ T12] mxl111sf_ctrl_msg+0xb8/0x210 [ 72.624531][ T12] mxl111sf_write_reg+0x8b/0x120 [ 72.629450][ T12] ? mxl111sf_frontend_attach_mercury_mh+0x940/0x940 [ 72.636112][ T12] ? usb_set_interface+0x79c/0xa50 [ 72.641258][ T12] mxl1x1sf_soft_reset+0x6b/0x190 [ 72.646281][ T12] mxl111sf_attach_demod+0x279/0x730 [ 72.651617][ T12] ? mxl111sf_attach_demod+0x730/0x730 [ 72.657082][ T12] dvb_usbv2_probe.cold+0x1e04/0x255d [ 72.662533][ T12] ? dvb_usb_start_feed+0xb40/0xb40 [ 72.667800][ T12] ? rpm_callback+0x230/0x230 [ 72.672453][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 72.677710][ T12] ? __pm_runtime_resume+0x111/0x180 [ 72.683057][ T12] usb_probe_interface+0x305/0x7a0 [ 72.688237][ T12] ? usb_probe_device+0x100/0x100 [ 72.693247][ T12] really_probe+0x281/0x660 [ 72.697851][ T12] driver_probe_device+0x104/0x210 [ 72.702950][ T12] __device_attach_driver+0x1c2/0x220 [ 72.708453][ T12] ? driver_allows_async_probing+0x160/0x160 [ 72.714425][ T12] bus_for_each_drv+0x15c/0x1e0 [ 72.719270][ T12] ? bus_rescan_devices+0x20/0x20 [ 72.724291][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 72.730091][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 72.735360][ T12] __device_attach+0x217/0x360 [ 72.740378][ T12] ? device_bind_driver+0xd0/0xd0 [ 72.745485][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 72.750763][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 72.756043][ T12] bus_probe_device+0x1e4/0x290 [ 72.760964][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 72.769141][ T12] device_add+0xae6/0x16f0 [ 72.773756][ T12] ? uevent_store+0x50/0x50 [ 72.778253][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 72.784047][ T12] usb_set_configuration+0xdf6/0x1670 [ 72.789413][ T12] generic_probe+0x9d/0xd5 [ 72.793912][ T12] usb_probe_device+0x99/0x100 [ 72.798654][ T12] ? usb_suspend+0x620/0x620 [ 72.803232][ T12] really_probe+0x281/0x660 [ 72.807716][ T12] driver_probe_device+0x104/0x210 [ 72.813046][ T12] __device_attach_driver+0x1c2/0x220 [ 72.818397][ T12] ? driver_allows_async_probing+0x160/0x160 [ 72.824351][ T12] bus_for_each_drv+0x15c/0x1e0 [ 72.829181][ T12] ? bus_rescan_devices+0x20/0x20 [ 72.834188][ T12] ? _raw_spin_unlock_irqrestore+0x3e/0x50 [ 72.840243][ T12] ? lockdep_hardirqs_on+0x379/0x580 [ 72.845526][ T12] __device_attach+0x217/0x360 [ 72.850270][ T12] ? device_bind_driver+0xd0/0xd0 [ 72.855272][ T12] ? kobject_uevent_env+0x29e/0x1150 [ 72.860547][ T12] ? kobject_uevent_env+0x2a8/0x1150 [ 72.865926][ T12] bus_probe_device+0x1e4/0x290 [ 72.870774][ T12] ? blocking_notifier_call_chain+0x54/0xa0 [ 72.876657][ T12] device_add+0xae6/0x16f0 [ 72.881053][ T12] ? uevent_store+0x50/0x50 [ 72.885534][ T12] usb_new_device.cold+0x8c1/0x1016 [ 72.890924][ T12] ? usb_port_suspend+0xa40/0xa40 [ 72.895982][ T12] ? mark_held_locks+0x9f/0xe0 [ 72.900865][ T12] ? _raw_spin_unlock_irq+0x24/0x30 [ 72.906077][ T12] hub_event+0x1ada/0x3590 [ 72.910741][ T12] ? hub_port_debounce+0x260/0x260 [ 72.915843][ T12] process_one_work+0x905/0x1570 [ 72.920763][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 72.926115][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 72.931129][ T12] worker_thread+0x96/0xe20 [ 72.935623][ T12] ? process