Warning: Permanently added '10.128.10.45' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 34.971953][ T78] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 35.211901][ T78] usb 1-1: Using ep0 maxpacket: 8 [ 35.332091][ T78] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=19.36 [ 35.341234][ T78] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 35.350622][ T78] usb 1-1: config 0 descriptor?? [ 35.394064][ T78] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 35.613506][ T78] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 35.624084][ T78] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 35.632733][ T78] usb 1-1: media controller created [ 35.641703][ T78] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 35.666091][ T78] tc90522 0-0018: Toshiba TC90522 attached. [ 35.672803][ T78] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 35.682607][ T78] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 35.700503][ T78] [ 35.702847][ T78] ============================================ [ 35.708991][ T78] WARNING: possible recursive locking detected [ 35.715223][ T78] 5.4.0-syzkaller #0 Not tainted [ 35.720184][ T78] -------------------------------------------- [ 35.726324][ T78] kworker/1:1/78 is trying to acquire lock: [ 35.732192][ T78] ffff8881c5c58208 (i2c_register_adapter){+.+.}, at: i2c_transfer+0x1d3/0x3b0 [ 35.741063][ T78] [ 35.741063][ T78] but task is already holding lock: [ 35.748529][ T78] ffff8881d51925c0 (i2c_register_adapter){+.+.}, at: i2c_transfer+0x1d3/0x3b0 [ 35.757376][ T78] [ 35.757376][ T78] other info that might help us debug this: [ 35.765420][ T78] Possible unsafe locking scenario: [ 35.765420][ T78] [ 35.772854][ T78] CPU0 [ 35.776121][ T78] ---- [ 35.779432][ T78] lock(i2c_register_adapter); [ 35.784256][ T78] lock(i2c_register_adapter); [ 35.789081][ T78] [ 35.789081][ T78] *** DEADLOCK *** [ 35.789081][ T78] [ 35.797213][ T78] May be due to missing lock nesting notation [ 35.797213][ T78] [ 35.805522][ T78] 7 locks held by kworker/1:1/78: [ 35.810514][ T78] #0: ffff8881d8836528 ((wq_completion)usb_hub_wq){+.+.}, at: process_one_work+0x827/0x1530 [ 35.820655][ T78] #1: ffff8881d8ec7dd0 ((work_completion)(&hub->events)){+.+.}, at: process_one_work+0x85b/0x1530 [ 35.831312][ T78] #2: ffff8881d51c7200 (&dev->mutex){....}, at: hub_event+0x1b2/0x3860 [ 35.839623][ T78] #3: ffff8881cf9eb200 (&dev->mutex){....}, at: __device_attach+0x7b/0x360 [ 35.848281][ T78] #4: ffff8881cf9ec190 (&dev->mutex){....}, at: __device_attach+0x7b/0x360 [ 35.856945][ T78] #5: ffff8881d5123180 (&dev->mutex){....}, at: __device_attach+0x7b/0x360 [ 35.865609][ T78] #6: ffff8881d51925c0 (i2c_register_adapter){+.+.}, at: i2c_transfer+0x1d3/0x3b0 [ 35.874886][ T78] [ 35.874886][ T78] stack backtrace: [ 35.880766][ T78] CPU: 1 PID: 78 Comm: kworker/1:1 Not tainted 5.4.0-syzkaller #0 [ 35.888537][ T78] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.898587][ T78] Workqueue: usb_hub_wq hub_event [ 35.903586][ T78] Call Trace: [ 35.906858][ T78] dump_stack+0xef/0x16e [ 35.911079][ T78] __lock_acquire.cold+0x114/0x288 [ 35.916168][ T78] ? bus_probe_device+0x1e4/0x290 [ 35.921164][ T78] ? device_add+0x1480/0x1c20 [ 35.925819][ T78] ? usb_set_configuration+0xe67/0x1740 [ 35.931367][ T78] ? generic_probe+0x9d/0xd5 [ 35.935948][ T78] ? mark_held_locks+0xe0/0xe0 [ 35.940690][ T78] ? __device_attach_driver+0x1c2/0x220 [ 35.946268][ T78] ? bus_for_each_drv+0x162/0x1e0 [ 35.951274][ T78] ? __device_attach+0x217/0x360 [ 35.956191][ T78] ? bus_probe_device+0x1e4/0x290 [ 35.961210][ T78] ? device_add+0x1480/0x1c20 [ 35.965863][ T78] ? usb_new_device.cold+0x6a4/0xe79 [ 35.971119][ T78] ? hub_event+0x1e59/0x3860 [ 35.975697][ T78] ? process_one_work+0x92b/0x1530 [ 35.980783][ T78] lock_acquire+0x127/0x320 [ 35.985300][ T78] ? i2c_transfer+0x1d3/0x3b0 [ 35.989952][ T78] rt_mutex_lock_nested+0x3e/0x60 [ 35.994963][ T78] ? i2c_transfer+0x1d3/0x3b0 [ 35.999619][ T78] i2c_transfer+0x1d3/0x3b0 [ 36.004111][ T78] tc90522_master_xfer.part.0+0x65c/0xbf0 [ 36.009805][ T78] ? tc90522_probe+0x3e0/0x3e0 [ 36.014544][ T78] ? mark_lock+0xbc/0x1160 [ 36.018934][ T78] ? mark_held_locks+0x9f/0xe0 [ 36.023684][ T78] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 36.029463][ T78] ? lockdep_hardirqs_on+0x382/0x580 [ 36.034725][ T78] ? rt_mutex_slowlock.constprop.0+0x23b/0x3f0 [ 36.040860][ T78] ? __rt_mutex_slowlock+0x290/0x290 [ 36.046124][ T78] ? mark_held_locks+0xe0/0xe0 [ 36.050861][ T78] ? ida_alloc_range+0x5a6/0x7f0 [ 36.055791][ T78] tc90522_master_xfer+0x35/0x4e [ 36.060718][ T78] __i2c_transfer+0x49d/0x1620 [ 36.065455][ T78] i2c_transfer+0x1e6/0x3b0 [ 36.069934][ T78] dvb_pll_attach+0x228/0x850 [ 36.074585][ T78] ? dvb_pll_remove+0x110/0x110 [ 36.079412][ T78] ? kernfs_create_link+0x1bc/0x230 [ 36.084584][ T78] ? dvb_pll_attach+0x850/0x850 [ 36.089407][ T78] dvb_pll_probe+0xfe/0x174 [ 36.093901][ T78] ? i2c_match_id.part.0+0xa8/0xe0 [ 36.098987][ T78] i2c_device_probe+0x74e/0xa40 [ 36.103811][ T78] ? i2c_match_id+0x50/0x50 [ 36.108289][ T78] really_probe+0x281/0x6d0 [ 36.112764][ T78] driver_probe_device+0x104/0x210 [ 36.117860][ T78] __device_attach_driver+0x1c2/0x220 [ 36.123206][ T78] ? driver_allows_async_probing+0x160/0x160 [ 36.129158][ T78] bus_for_each_drv+0x162/0x1e0 [ 36.133995][ T78] ? bus_rescan_devices+0x20/0x20 [ 36.139006][ T78] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 36.144784][ T78] ? lockdep_hardirqs_on+0x382/0x580 [ 36.150054][ T78] __device_attach+0x217/0x360 [ 36.154795][ T78] ? device_bind_driver+0xd0/0xd0 [ 36.159796][ T78] bus_probe_device+0x1e4/0x290 [ 36.164648][ T78] device_add+0x1480/0x1c20 [ 36.169124][ T78] ? lockdep_init_map+0x1b0/0x5e0 [ 36.174121][ T78] ? device_links_flush_sync_list+0x350/0x350 [ 36.180162][ T78] ? __init_waitqueue_head+0x31/0x90 [ 36.185437][ T78] i2c_new_client_device+0x57f/0x9b0 [ 36.190698][ T78] i2c_new_device+0x19/0x50 [ 36.195190][ T78] dvb_module_probe+0xf9/0x220 [ 36.199939][ T78] friio_tuner_attach+0x12b/0x1d0 [ 36.204940][ T78] ? friio_frontend_detach+0xb0/0xb0 [ 36.210210][ T78] ? friio_frontend_detach+0xb0/0xb0 [ 36.215478][ T78] dvb_usbv2_probe.cold+0x2550/0x25d7 [ 36.220882][ T78] ? dvb_usb_start_feed+0xb60/0xb60 [ 36.226062][ T78] ? rpm_callback+0x230/0x230 [ 36.230717][ T78] ? lockdep_hardirqs_on+0x382/0x580 [ 36.236046][ T78] ? __pm_runtime_resume+0x111/0x180 [ 36.241310][ T78] usb_probe_interface+0x305/0x7a0 [ 36.246588][ T78] ? usb_probe_device+0x100/0x100 [ 36.251598][ T78] really_probe+0x281/0x6d0 [ 36.256168][ T78] driver_probe_device+0x104/0x210 [ 36.261259][ T78] __device_attach_driver+0x1c2/0x220 [ 36.266625][ T78] ? driver_allows_async_probing+0x160/0x160 [ 36.272612][ T78] bus_for_each_drv+0x162/0x1e0 [ 36.277453][ T78] ? bus_rescan_devices+0x20/0x20 [ 36.282455][ T78] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 36.288239][ T78] ? lockdep_hardirqs_on+0x382/0x580 [ 36.293501][ T78] __device_attach+0x217/0x360 [ 36.298242][ T78] ? device_bind_driver+0xd0/0xd0 [ 36.303241][ T78] bus_probe_device+0x1e4/0x290 [ 36.308078][ T78] device_add+0x1480/0x1c20 [ 36.312559][ T78] ? wait_for_completion+0x3c0/0x3c0 [ 36.317994][ T78] ? device_links_flush_sync_list+0x350/0x350 [ 36.324037][ T78] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 36.329818][ T78] usb_set_configuration+0xe67/0x1740 [ 36.335169][ T78] generic_probe+0x9d/0xd5 [ 36.339570][ T78] usb_probe_device+0x99/0x100 [ 36.344307][ T78] ? usb_suspend+0x620/0x620 [ 36.348870][ T78] really_probe+0x281/0x6d0 [ 36.353384][ T78] driver_probe_device+0x104/0x210 [ 36.358552][ T78] __device_attach_driver+0x1c2/0x220 [ 36.363945][ T78] ? driver_allows_async_probing+0x160/0x160 [ 36.369904][ T78] bus_for_each_drv+0x162/0x1e0 [ 36.374733][ T78] ? bus_rescan_devices+0x20/0x20 [ 36.379733][ T78] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 36.385525][ T78] ? lockdep_hardirqs_on+0x382/0x580 [ 36.390920][ T78] __device_attach+0x217/0x360 [ 36.395665][ T78] ? device_bind_driver+0xd0/0xd0 [ 36.400682][ T78] bus_probe_device+0x1e4/0x290 [ 36.405511][ T78] device_add+0x1480/0x1c20 [ 36.409995][ T78] ? device_links_flush_sync_list+0x350/0x350 [ 36.416049][ T78] usb_new_device.cold+0x6a4/0xe79 [ 36.421138][ T78] hub_event+0x1e59/0x3860 [ 36.425532][ T78] ? hub_port_debounce+0x260/0x260 [ 36.430622][ T78] ? find_held_lock+0x2d/0x110 [ 36.435365][ T78] ? mark_held_locks+0xe0/0xe0 [ 36.440104][ T78] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 36.445646][ T78] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 36.450929][ T78] process_one_work+0x92b/0x1530 [ 36.455842][ T78] ? pwq_dec_nr_in_flight+0x310/0x310 [ 36.461191][ T78] ? do_raw_spin_lock+0x11a/0x280 [ 36.466288][ T78] worker_thread+0x96/0xe20 [ 36.470773][ T78] ? process_one_work+0x1530/0x1530 [ 36.476047][ T78] kthread+0x318/0x420 [ 36.480090][ T78] ? kthread_create_on_node+0xf0/0xf0 [ 36.485434][ T78] ret_from_fork+0x24/0x30 [ 36.512077][ T78] dvb_pll: probe of 1-0060 failed with error -12 [ 36.528547][ T78] usb 1-1: USB disconnect, device number 2 [ 36.881853][ T78] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 37.121895][ T78] usb 1-1: Using ep0 maxpacket: 8 [ 37.242017][ T78] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=19.36 [ 37.251167][ T78] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.259919][ T78] usb 1-1: config 0 descriptor?? [ 37.303281][ T78] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 37.512604][ T78] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 37.523121][ T78] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 37.531372][ T78] usb 1-1: media controller created [ 37.539387][ T78] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 37.558417][ T78] tc90522 0-0018: Toshiba TC90522 attached. [ 37.564839][ T78] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 37.574328][ T78] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 37.612112][ T78] dvb_pll: probe of 1-0060 failed with error -12 [ 37.629450][ T78] usb 1-1: USB disconnect, device number 3 [ 37.982029][ T78] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 38.221887][ T78] usb 1-1: Using ep0 maxpacket: 8 [ 38.341980][ T78] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=19.36 [ 38.351033][ T78] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 38.359817][ T78] usb 1-1: config 0 descriptor?? [ 38.403183][ T78] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 38.622450][ T78] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 38.633080][ T78] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 38.641384][ T78] usb 1-1: media controller created [ 38.649424][ T78] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 38.668999][ T78] tc90522 0-0018: Toshiba TC90522 attached. [ 38.675266][ T78] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 38.684767][ T78] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 38.722168][ T78] dvb_pll: probe of 1-0060 failed with error -12 [ 38.739504][ T78] usb 1-1: USB disconnect, device number 4 [ 39.091895][ T78] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 39.331879][ T78] usb 1-1: Using ep0 maxpacket: 8 [ 39.451958][ T78] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=19.36 [ 39.461209][ T78] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 39.470159][ T78] usb 1-1: config 0 descriptor?? [ 39.513211][ T78] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 39.722462][ T78] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 39.733010][ T78] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 39.741255][ T78] usb 1-1: media controller created [ 39.749130][ T78] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 39.767765][ T78] tc90522 0-0018: Toshiba TC90522 attached. [ 39.774054][ T78] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 39.783675][ T78] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 39.812075][ T78] dvb_pll: probe of 1-0060 failed with error -12 [ 39.828486][ T78] usb 1-1: USB disconnect, device number 5 [ 40.182008][ T78] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 40.421866][ T78] usb 1-1: Using ep0 maxpacket: 8 [ 40.541930][ T78] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=19.36 [ 40.551020][ T78] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 40.559703][ T78] usb 1-1: config 0 descriptor?? [ 40.603122][ T78] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 40.812421][ T78] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 40.822869][ T78] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 40.831120][ T78] usb 1-1: media controller created [ 40.839345][ T78] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 40.859076][ T78] tc90522 0-0018: Toshiba TC90522 attached. [ 40.865375][ T78] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 40.874980][ T78] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 40.912164][ T78] dvb_pll: probe of 1-0060 failed with error -12 [ 40.928553][ T78] usb 1-1: USB disconnect, device number 6 [ 41.281897][ T78] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 41.521901][ T78] usb 1-1: Using ep0 maxpacket: 8 [ 41.641981][ T78] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=19.36 [ 41.651042][ T78] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 41.659745][ T78] usb 1-1: config 0 descriptor?? [ 41.703259][ T78] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 41.932476][ T78] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 41.943098][ T78] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 41.951412][ T78] usb 1-1: media controller created [ 41.959310][ T78] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 41.978087][ T78] tc90522 0-0018: Toshiba TC90522 attached. [ 41.984312][ T78] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 41.993812][ T78] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 42.021995][ T78] dvb_pll: probe of 1-0060 failed with error -12 [ 42.038358][ T78] usb 1-1: USB disconnect, device number 7 [ 42.392069][ T78] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 42.631887][ T78] usb 1-1: Using ep0 maxpacket: 8 [ 42.751958][ T78] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=19.36 [ 42.761007][ T78] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 42.769760][ T78] usb 1-1: config 0 descriptor?? [ 42.823195][ T78] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 43.032389][ T78] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 43.042744][ T78] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 43.051092][ T78] usb 1-1: media controller created [ 43.058945][ T78] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 43.077725][ T78] tc90522 0-0018: Toshiba TC90522 attached. [ 43.084103][ T78] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 43.093589][ T78] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 43.131981][ T78] dvb_pll: probe of 1-0060 failed with error -12 [ 43.148678][ T78] usb 1-1: USB disconnect, device number 8 [ 43.501890][ T78] usb 1-1: new high-speed USB device number 9 using dummy_hcd [ 43.742038][ T78] usb 1-1: Using ep0 maxpacket: 8 [ 43.861956][ T78] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=19.36 [ 43.871020][ T78] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 43.879848][ T78] usb 1-1: config 0 descriptor?? [ 43.923046][ T78] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 44.132603][ T78] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 44.143073][ T78] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 44.151330][ T78] usb 1-1: media controller created [ 44.160598][ T78] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 44.179038][ T78] tc90522 0-0018: Toshiba TC90522 attached. [ 44.185254][ T78] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 44.194764][ T78] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 44.222018][ T78] dvb_pll: probe of 1-0060 failed with error -12 [ 44.238326][ T78] usb 1-1: USB disconnect, device number 9 [ 44.591915][ T78] usb 1-1: new high-speed USB device number 10 using dummy_hcd [ 44.831879][ T78] usb 1-1: Using ep0 maxpacket: 8 [ 44.951956][ T78] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=19.36 [ 44.961269][ T78] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 44.969909][ T78] usb 1-1: config 0 descriptor?? [ 45.013090][ T78] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 45.222379][ T78] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 45.232796][ T78] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 45.241039][ T78] usb 1-1: media controller created [ 45.249130][ T78] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 45.267824][ T78] tc90522 0-0018: Toshiba TC90522 attached. [ 45.274025][ T78] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 45.283680][ T78] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 45.312010][ T78] dvb_pll: probe of 1-0060 failed with error -12 [ 45.328424][ T78] usb 1-1: USB disconnect, device number 10