INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.247' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 27.034816][ T12] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 27.274688][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 27.394804][ T12] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=98.6f [ 27.404063][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 27.446625][ T12] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 27.656250][ T12] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 27.666709][ T12] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 27.676635][ T12] usb 1-1: media controller created [ 27.686580][ T12] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 27.710694][ T12] tc90522 0-0018: Toshiba TC90522 attached. [ 27.717927][ T12] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 27.728256][ T12] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 27.745880][ T12] [ 27.748332][ T12] ============================================ [ 27.754476][ T12] WARNING: possible recursive locking detected [ 27.760619][ T12] 5.4.0-syzkaller #0 Not tainted [ 27.765547][ T12] -------------------------------------------- [ 27.771981][ T12] kworker/0:1/12 is trying to acquire lock: [ 27.778055][ T12] ffff8881cff94208 (i2c_register_adapter){+.+.}, at: i2c_transfer+0x1d3/0x3b0 [ 27.787128][ T12] [ 27.787128][ T12] but task is already holding lock: [ 27.794478][ T12] ffff8881c5c7c5c0 (i2c_register_adapter){+.+.}, at: i2c_transfer+0x1d3/0x3b0 [ 27.803954][ T12] [ 27.803954][ T12] other info that might help us debug this: [ 27.812997][ T12] Possible unsafe locking scenario: [ 27.812997][ T12] [ 27.821547][ T12] CPU0 [ 27.824819][ T12] ---- [ 27.828394][ T12] lock(i2c_register_adapter); [ 27.833257][ T12] lock(i2c_register_adapter); [ 27.838184][ T12] [ 27.838184][ T12] *** DEADLOCK *** [ 27.838184][ T12] [ 27.846754][ T12] May be due to missing lock nesting notation [ 27.846754][ T12] [ 27.855240][ T12] 7 locks held by kworker/0:1/12: [ 27.860667][ T12] #0: ffff8881d8c45128 ((wq_completion)usb_hub_wq){+.+.}, at: process_one_work+0x827/0x1530 [ 27.871008][ T12] #1: ffff8881da627dd0 ((work_completion)(&hub->events)){+.+.}, at: process_one_work+0x85b/0x1530 [ 27.882244][ T12] #2: ffff8881d55be200 (&dev->mutex){....}, at: hub_event+0x1b2/0x3860 [ 27.891047][ T12] #3: ffff8881cf823200 (&dev->mutex){....}, at: __device_attach+0x7b/0x360 [ 27.900044][ T12] #4: ffff8881cf824190 (&dev->mutex){....}, at: __device_attach+0x7b/0x360 [ 27.909145][ T12] #5: ffff8881c5ceb180 (&dev->mutex){....}, at: __device_attach+0x7b/0x360 [ 27.918510][ T12] #6: ffff8881c5c7c5c0 (i2c_register_adapter){+.+.}, at: i2c_transfer+0x1d3/0x3b0 [ 27.928388][ T12] [ 27.928388][ T12] stack backtrace: [ 27.934932][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.4.0-syzkaller #0 [ 27.943110][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 27.954976][ T12] Workqueue: usb_hub_wq hub_event [ 27.959996][ T12] Call Trace: [ 27.963339][ T12] dump_stack+0xef/0x16e [ 27.967792][ T12] __lock_acquire.cold+0x114/0x288 [ 27.973214][ T12] ? bus_probe_device+0x1e4/0x290 [ 27.978511][ T12] ? device_add+0x1480/0x1c20 [ 27.983644][ T12] ? usb_set_configuration+0xe67/0x1740 [ 27.989488][ T12] ? generic_probe+0x9d/0xd5 [ 27.994074][ T12] ? mark_held_locks+0xe0/0xe0 [ 27.999506][ T12] ? __device_attach_driver+0x1c2/0x220 [ 28.005856][ T12] ? bus_for_each_drv+0x162/0x1e0 [ 28.011260][ T12] ? __device_attach+0x217/0x360 [ 28.016765][ T12] ? bus_probe_device+0x1e4/0x290 [ 28.022186][ T12] ? device_add+0x1480/0x1c20 [ 28.027058][ T12] ? usb_new_device.cold+0x6a4/0xe79 [ 28.032884][ T12] ? hub_event+0x1e59/0x3860 [ 28.037659][ T12] ? process_one_work+0x92b/0x1530 [ 28.042938][ T12] lock_acquire+0x127/0x320 [ 28.047688][ T12] ? i2c_transfer+0x1d3/0x3b0 [ 28.052728][ T12] rt_mutex_lock_nested+0x3e/0x60 [ 28.057890][ T12] ? i2c_transfer+0x1d3/0x3b0 [ 28.062855][ T12] i2c_transfer+0x1d3/0x3b0 [ 28.067810][ T12] tc90522_master_xfer.part.0+0x65c/0xbf0 [ 28.073521][ T12] ? tc90522_probe+0x3e0/0x3e0 [ 28.078765][ T12] ? mark_lock+0xbc/0x1160 [ 28.083336][ T12] ? mark_held_locks+0x9f/0xe0 [ 28.088108][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 28.094009][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 28.099543][ T12] ? rt_mutex_slowlock.constprop.0+0x23b/0x3f0 [ 28.106029][ T12] ? __rt_mutex_slowlock+0x290/0x290 [ 28.111516][ T12] ? mark_held_locks+0xe0/0xe0 [ 28.116954][ T12] ? ida_alloc_range+0x5a6/0x7f0 [ 28.122114][ T12] tc90522_master_xfer+0x35/0x4e [ 28.127281][ T12] __i2c_transfer+0x49d/0x1620 [ 28.132467][ T12] i2c_transfer+0x1e6/0x3b0 [ 28.137515][ T12] dvb_pll_attach+0x228/0x850 [ 28.142366][ T12] ? dvb_pll_remove+0x110/0x110 [ 28.147632][ T12] ? kernfs_create_link+0x1bc/0x230 [ 28.153086][ T12] ? dvb_pll_attach+0x850/0x850 [ 28.158093][ T12] dvb_pll_probe+0xfe/0x174 [ 28.162854][ T12] ? i2c_match_id.part.0+0xa8/0xe0 [ 28.168093][ T12] i2c_device_probe+0x74e/0xa40 [ 28.173136][ T12] ? i2c_match_id+0x50/0x50 [ 28.177681][ T12] really_probe+0x281/0x6d0 [ 28.182401][ T12] driver_probe_device+0x104/0x210 [ 28.187607][ T12] __device_attach_driver+0x1c2/0x220 [ 28.193222][ T12] ? driver_allows_async_probing+0x160/0x160 [ 28.199496][ T12] bus_for_each_drv+0x162/0x1e0 [ 28.204479][ T12] ? bus_rescan_devices+0x20/0x20 [ 28.209687][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 28.215748][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 28.222092][ T12] __device_attach+0x217/0x360 [ 28.226980][ T12] ? device_bind_driver+0xd0/0xd0 [ 28.232522][ T12] bus_probe_device+0x1e4/0x290 [ 28.237520][ T12] device_add+0x1480/0x1c20 [ 28.242159][ T12] ? lockdep_init_map+0x1b0/0x5e0 [ 28.247447][ T12] ? device_links_flush_sync_list+0x350/0x350 [ 28.253756][ T12] ? __init_waitqueue_head+0x31/0x90 [ 28.259087][ T12] i2c_new_client_device+0x57f/0x9b0 [ 28.266066][ T12] i2c_new_device+0x19/0x50 [ 28.271065][ T12] dvb_module_probe+0xf9/0x220 [ 28.276057][ T12] friio_tuner_attach+0x12b/0x1d0 [ 28.281172][ T12] ? friio_frontend_detach+0xb0/0xb0 [ 28.286455][ T12] ? friio_frontend_detach+0xb0/0xb0 [ 28.291886][ T12] dvb_usbv2_probe.cold+0x2550/0x25d7 [ 28.297616][ T12] ? dvb_usb_start_feed+0xb60/0xb60 [ 28.302923][ T12] ? rpm_callback+0x230/0x230 [ 28.307708][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 28.312992][ T12] ? __pm_runtime_resume+0x111/0x180 [ 28.318424][ T12] usb_probe_interface+0x305/0x7a0 [ 28.323706][ T12] ? usb_probe_device+0x100/0x100 [ 28.329047][ T12] really_probe+0x281/0x6d0 [ 28.333554][ T12] driver_probe_device+0x104/0x210 [ 28.338659][ T12] __device_attach_driver+0x1c2/0x220 [ 28.344097][ T12] ? driver_allows_async_probing+0x160/0x160 [ 28.350331][ T12] bus_for_each_drv+0x162/0x1e0 [ 28.355426][ T12] ? bus_rescan_devices+0x20/0x20 [ 28.360491][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 28.366387][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 28.372026][ T12] __device_attach+0x217/0x360 [ 28.376873][ T12] ? device_bind_driver+0xd0/0xd0 [ 28.381978][ T12] bus_probe_device+0x1e4/0x290 [ 28.387108][ T12] device_add+0x1480/0x1c20 [ 28.391656][ T12] ? wait_for_completion+0x3c0/0x3c0 [ 28.397195][ T12] ? device_links_flush_sync_list+0x350/0x350 [ 28.403262][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 28.409147][ T12] usb_set_configuration+0xe67/0x1740 [ 28.415570][ T12] generic_probe+0x9d/0xd5 [ 28.420266][ T12] usb_probe_device+0x99/0x100 [ 28.425280][ T12] ? usb_suspend+0x620/0x620 [ 28.429955][ T12] really_probe+0x281/0x6d0 [ 28.434524][ T12] driver_probe_device+0x104/0x210 [ 28.439635][ T12] __device_attach_driver+0x1c2/0x220 [ 28.445002][ T12] ? driver_allows_async_probing+0x160/0x160 [ 28.450978][ T12] bus_for_each_drv+0x162/0x1e0 [ 28.456117][ T12] ? bus_rescan_devices+0x20/0x20 [ 28.461173][ T12] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 28.466992][ T12] ? lockdep_hardirqs_on+0x382/0x580 [ 28.472423][ T12] __device_attach+0x217/0x360 [ 28.477324][ T12] ? device_bind_driver+0xd0/0xd0 [ 28.482797][ T12] bus_probe_device+0x1e4/0x290 [ 28.487671][ T12] device_add+0x1480/0x1c20 [ 28.492177][ T12] ? device_links_flush_sync_list+0x350/0x350 [ 28.498384][ T12] usb_new_device.cold+0x6a4/0xe79 [ 28.503490][ T12] hub_event+0x1e59/0x3860 [ 28.507960][ T12] ? hub_port_debounce+0x260/0x260 [ 28.513063][ T12] ? find_held_lock+0x2d/0x110 [ 28.517902][ T12] ? mark_held_locks+0xe0/0xe0 [ 28.522810][ T12] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 28.528825][ T12] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 28.534115][ T12] process_one_work+0x92b/0x1530 [ 28.539279][ T12] ? pwq_dec_nr_in_flight+0x310/0x310 [ 28.544746][ T12] ? do_raw_spin_lock+0x11a/0x280 [ 28.549968][ T12] worker_thread+0x96/0xe20 [ 28.554810][ T12] ? process_one_work+0x1530/0x1530 [ 28.560602][ T12] kthread+0x318/0x420 [ 28.564820][ T12] ? kthread_create_on_node+0xf0/0xf0 [ 28.570415][ T12] ret_from_fork+0x24/0x30 [ 28.594864][ T12] dvb_pll: probe of 1-0060 failed with error -12 [ 28.611739][ T12] usb 1-1: USB disconnect, device number 2 [ 28.974702][ T12] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 29.214674][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 29.334757][ T12] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=98.6f [ 29.344148][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 29.385920][ T12] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 29.595273][ T12] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 29.606616][ T12] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 29.615267][ T12] usb 1-1: media controller created [ 29.623140][ T12] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 29.642861][ T12] tc90522 0-0018: Toshiba TC90522 attached. [ 29.649384][ T12] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 29.659210][ T12] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 29.694859][ T12] dvb_pll: probe of 1-0060 failed with error -12 [ 29.713427][ T12] usb 1-1: USB disconnect, device number 3 [ 30.074648][ T12] usb 1-1: new high-speed USB device number 4 using dummy_hcd [ 30.314665][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 30.434744][ T12] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=98.6f [ 30.444677][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 30.485894][ T12] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 30.695245][ T12] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 30.706470][ T12] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 30.715178][ T12] usb 1-1: media controller created [ 30.723004][ T12] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 30.743550][ T12] tc90522 0-0018: Toshiba TC90522 attached. [ 30.749804][ T12] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 30.759320][ T12] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 30.794786][ T12] dvb_pll: probe of 1-0060 failed with error -12 [ 30.812082][ T12] usb 1-1: USB disconnect, device number 4 [ 31.174661][ T12] usb 1-1: new high-speed USB device number 5 using dummy_hcd [ 31.414678][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 31.534724][ T12] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=98.6f [ 31.543874][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 31.585831][ T12] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 31.795240][ T12] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 31.805619][ T12] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 31.813881][ T12] usb 1-1: media controller created [ 31.821978][ T12] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 31.841112][ T12] tc90522 0-0018: Toshiba TC90522 attached. [ 31.847327][ T12] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 31.856940][ T12] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 31.894769][ T12] dvb_pll: probe of 1-0060 failed with error -12 [ 31.911780][ T12] usb 1-1: USB disconnect, device number 5 [ 32.274636][ T12] usb 1-1: new high-speed USB device number 6 using dummy_hcd [ 32.514626][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 32.634739][ T12] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=98.6f [ 32.643799][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 32.685892][ T12] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 32.895227][ T12] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 32.905564][ T12] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 32.913877][ T12] usb 1-1: media controller created [ 32.921822][ T12] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 32.940298][ T12] tc90522 0-0018: Toshiba TC90522 attached. [ 32.948387][ T12] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 32.957869][ T12] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 32.984788][ T12] dvb_pll: probe of 1-0060 failed with error -12 [ 33.001113][ T12] usb 1-1: USB disconnect, device number 6 [ 33.354612][ T12] usb 1-1: new high-speed USB device number 7 using dummy_hcd [ 33.594629][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 33.714706][ T12] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=98.6f [ 33.723797][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 33.765820][ T12] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 33.975263][ T12] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 33.985607][ T12] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 33.994265][ T12] usb 1-1: media controller created [ 34.002242][ T12] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 34.021692][ T12] tc90522 0-0018: Toshiba TC90522 attached. [ 34.027978][ T12] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 34.037475][ T12] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 34.065071][ T12] dvb_pll: probe of 1-0060 failed with error -12 [ 34.081356][ T12] usb 1-1: USB disconnect, device number 7 [ 34.434628][ T12] usb 1-1: new high-speed USB device number 8 using dummy_hcd [ 34.674616][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 34.794711][ T12] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=98.6f [ 34.803752][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 34.865948][ T12] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 35.075312][ T12] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 35.085632][ T12] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 35.093879][ T12] usb 1-1: media controller created [ 35.101705][ T12] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 35.120029][ T12] tc90522 0-0018: Toshiba TC90522 attached. [ 35.126437][ T12] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 35.136738][ T12] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 35.164803][ T12] dvb_pll: probe of 1-0060 failed with error -12 [ 35.182993][ T12] usb 1-1: USB disconnect, device number 8 [ 35.534630][ T12] usb 1-1: new high-speed USB device number 9 using dummy_hcd [ 35.774628][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 35.904705][ T12] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=98.6f [ 35.913866][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 35.955778][ T12] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 36.165289][ T12] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 36.175650][ T12] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 36.183892][ T12] usb 1-1: media controller created [ 36.191781][ T12] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 36.210775][ T12] tc90522 0-0018: Toshiba TC90522 attached. [ 36.216967][ T12] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 36.226486][ T12] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 36.264732][ T12] dvb_pll: probe of 1-0060 failed with error -12 [ 36.281521][ T12] usb 1-1: USB disconnect, device number 9 [ 36.634653][ T12] usb 1-1: new high-speed USB device number 10 using dummy_hcd [ 36.874613][ T12] usb 1-1: Using ep0 maxpacket: 8 [ 36.994691][ T12] usb 1-1: New USB device found, idVendor=7a69, idProduct=0001, bcdDevice=98.6f [ 37.003762][ T12] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 37.055809][ T12] usb 1-1: dvb_usb_v2: found a '774 Friio White ISDB-T USB2.0' in warm state executing program [ 37.265106][ T12] usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer [ 37.275413][ T12] dvbdev: DVB: registering new adapter (774 Friio White ISDB-T USB2.0) [ 37.283724][ T12] usb 1-1: media controller created [ 37.291681][ T12] dvbdev: dvb_create_media_entity: media entity 'dvb-demux' registered. [ 37.310276][ T12] tc90522 0-0018: Toshiba TC90522 attached. [ 37.316462][ T12] usb 1-1: DVB: registering adapter 0 frontend 0 (Toshiba TC90522 ISDB-T module)... [ 37.326035][ T12] dvbdev: dvb_create_media_entity: media entity 'Toshiba TC90522 ISDB-T module' registered. [ 37.354776][ T12] dvb_pll: probe of 1-0060 failed with error -12 [ 37.371084][ T12] usb 1-1: USB disconnect, device number 10