usb 4-1: dvb_usb_v2: found a 'Hauppauge 138xxx DVBT' in warm state
usb 4-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer
dvbdev: DVB: registering new adapter (Hauppauge 138xxx DVBT)
usb 4-1: selecting invalid altsetting 2
set interface failed
INFO: trying to register non-static key.
the code is fine but needs lockdep annotation.
turning off the locking correctness validator.
CPU: 0 PID: 6265 Comm: kworker/0:6 Not tainted 5.1.0-rc5-319617-gd34f951 #4
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: usb_hub_wq hub_event
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0xe8/0x16e lib/dump_stack.c:113
 assign_lock_key kernel/locking/lockdep.c:786 [inline]
 register_lock_class+0x11b8/0x1250 kernel/locking/lockdep.c:1095
 __lock_acquire+0xfb/0x37c0 kernel/locking/lockdep.c:3582
 lock_acquire+0x10d/0x2f0 kernel/locking/lockdep.c:4211
 __mutex_lock_common kernel/locking/mutex.c:925 [inline]
 __mutex_lock+0xfe/0x12b0 kernel/locking/mutex.c:1072
 mxl111sf_ctrl_msg+0xc7/0x250 drivers/media/usb/dvb-usb-v2/mxl111sf.c:69
usb 5-1: USB disconnect, device number 39
 mxl111sf_write_reg+0x9f/0x160 drivers/media/usb/dvb-usb-v2/mxl111sf.c:126
 mxl1x1sf_soft_reset+0x70/0x190 drivers/media/usb/dvb-usb-v2/mxl111sf-phy.c:56
 mxl111sf_attach_demod+0x291/0x770 drivers/media/usb/dvb-usb-v2/mxl111sf.c:768
 dvb_usbv2_adapter_frontend_init drivers/media/usb/dvb-usb-v2/dvb_usb_core.c:654 [inline]
 dvb_usbv2_adapter_init drivers/media/usb/dvb-usb-v2/dvb_usb_core.c:817 [inline]
 dvb_usbv2_init drivers/media/usb/dvb-usb-v2/dvb_usb_core.c:878 [inline]
 dvb_usbv2_probe.cold+0x2170/0x29f6 drivers/media/usb/dvb-usb-v2/dvb_usb_core.c:993
 usb_probe_interface+0x31d/0x820 drivers/usb/core/driver.c:361
 really_probe+0x2da/0xb10 drivers/base/dd.c:509
 driver_probe_device+0x21d/0x350 drivers/base/dd.c:671
 __device_attach_driver+0x1d8/0x290 drivers/base/dd.c:778
 bus_for_each_drv+0x163/0x1e0 drivers/base/bus.c:454
 __device_attach+0x223/0x3a0 drivers/base/dd.c:844
 bus_probe_device+0x1f1/0x2a0 drivers/base/bus.c:514
 device_add+0xad2/0x16e0 drivers/base/core.c:2106
 usb_set_configuration+0xdf7/0x1740 drivers/usb/core/message.c:2021
 generic_probe+0xa2/0xda drivers/usb/core/generic.c:210
 usb_probe_device+0xc0/0x150 drivers/usb/core/driver.c:266
 really_probe+0x2da/0xb10 drivers/base/dd.c:509
 driver_probe_device+0x21d/0x350 drivers/base/dd.c:671
 __device_attach_driver+0x1d8/0x290 drivers/base/dd.c:778
 bus_for_each_drv+0x163/0x1e0 drivers/base/bus.c:454
 __device_attach+0x223/0x3a0 drivers/base/dd.c:844
 bus_probe_device+0x1f1/0x2a0 drivers/base/bus.c:514
 device_add+0xad2/0x16e0 drivers/base/core.c:2106
 usb_new_device.cold+0x537/0xccf drivers/usb/core/hub.c:2534
 hub_port_connect drivers/usb/core/hub.c:5089 [inline]
 hub_port_connect_change drivers/usb/core/hub.c:5204 [inline]
 port_event drivers/usb/core/hub.c:5350 [inline]
 hub_event+0x1398/0x3b00 drivers/usb/core/hub.c:5432
 process_one_work+0x90f/0x1580 kernel/workqueue.c:2269
 worker_thread+0x9b/0xe20 kernel/workqueue.c:2415
 kthread+0x313/0x420 kernel/kthread.c:253
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352
usb 2-1: device descriptor read/64, error 18
usb 4-1: dvb_usb_v2: usb_bulk_msg() failed=-22
error writing reg: 0xff, val: 0x00
dvb_usb_mxl111sf: probe of 4-1:2.0 failed with error -22
usb 4-1: USB disconnect, device number 113
usb usb2-port1: attempt power cycle
usb 1-1: config 0 has an invalid interface number: 234 but max is 0
usb 1-1: config 0 has no interface number 0
usb 1-1: New USB device found, idVendor=046d, idProduct=08f6, bcdDevice=c0.e1
usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 1-1: config 0 descriptor??
usb 6-1: USB disconnect, device number 94
gspca_main: STV06xx-2.14.0 probing 046d:08f6
gspca_stv06xx: st6422 sensor detected
usb 5-1: new high-speed USB device number 40 using dummy_hcd
usb 5-1: Using ep0 maxpacket: 8
STV06xx: probe of 1-1:0.234 failed with error -71
usb 1-1: unknown interface protocol 0x51, assuming v1
usb 1-1: cannot find UAC_HEADER
snd-usb-audio: probe of 1-1:0.234 failed with error -22
usb 1-1: USB disconnect, device number 92
usb 6-1: new low-speed USB device number 95 using dummy_hcd
usb 5-1: config index 0 descriptor too short (expected 9, got 0)
usb 5-1: can't read configurations, error -22
usb 4-1: new high-speed USB device number 114 using dummy_hcd
usb 2-1: new full-speed USB device number 30 using dummy_hcd
usb 5-1: new high-speed USB device number 41 using dummy_hcd
usb 2-1: Invalid ep0 maxpacket: 3
usb 6-1: New USB device found, idVendor=2040, idProduct=b150, bcdDevice=10.4b
usb 3-1: USB disconnect, device number 101
usb 6-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 6-1: config 0 descriptor??
cypress_m8 3-1:0.73: device disconnected
usb 2-1: new full-speed USB device number 31 using dummy_hcd
usb 5-1: Using ep0 maxpacket: 8
usb 4-1: New USB device found, idVendor=2040, idProduct=d864, bcdDevice=dd.42
usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 4-1: dvb_usb_v2: found a 'Hauppauge 138xxx DVBT' in warm state
usb 4-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer
dvbdev: DVB: registering new adapter (Hauppauge 138xxx DVBT)
usb 4-1: selecting invalid altsetting 2
set interface failed
usb 4-1: dvb_usb_v2: usb_bulk_msg() failed=-22
error writing reg: 0xff, val: 0x00
dvb_usb_mxl111sf: probe of 4-1:2.0 failed with error -22
usb 5-1: config index 0 descriptor too short (expected 9, got 0)
usb 5-1: can't read configurations, error -22
usb usb5-port1: attempt power cycle
usb 4-1: USB disconnect, device number 114
usb 3-1: new high-speed USB device number 102 using dummy_hcd
usb 2-1: device not accepting address 31, error -71
usb usb2-port1: unable to enumerate USB device
usb 1-1: new low-speed USB device number 93 using dummy_hcd
usb 3-1: device descriptor read/64, error 18
usb 4-1: new high-speed USB device number 115 using dummy_hcd
usb 2-1: new high-speed USB device number 32 using dummy_hcd
usb 1-1: config 0 has an invalid interface number: 234 but max is 0
usb 1-1: config 0 has no interface number 0
usb 1-1: New USB device found, idVendor=046d, idProduct=08f6, bcdDevice=c0.e1
usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 1-1: config 0 descriptor??
usb 5-1: new high-speed USB device number 42 using dummy_hcd
gspca_main: STV06xx-2.14.0 probing 046d:08f6
gspca_stv06xx: st6422 sensor detected
usb 3-1: device descriptor read/64, error 18
usb 4-1: New USB device found, idVendor=2040, idProduct=d864, bcdDevice=dd.42
usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 2-1: device descriptor read/64, error 18
usb 4-1: dvb_usb_v2: found a 'Hauppauge 138xxx DVBT' in warm state
usb 4-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer
usb 5-1: Using ep0 maxpacket: 8
dvbdev: DVB: registering new adapter (Hauppauge 138xxx DVBT)
usb 4-1: selecting invalid altsetting 2
set interface failed
usb 4-1: dvb_usb_v2: usb_bulk_msg() failed=-22
error writing reg: 0xff, val: 0x00
dvb_usb_mxl111sf: probe of 4-1:2.0 failed with error -22
STV06xx: probe of 1-1:0.234 failed with error -71
usb 1-1: unknown interface protocol 0x51, assuming v1
usb 1-1: cannot find UAC_HEADER
snd-usb-audio: probe of 1-1:0.234 failed with error -22
usb 1-1: USB disconnect, device number 93
usb 3-1: new high-speed USB device number 103 using dummy_hcd
usb 5-1: config index 0 descriptor too short (expected 9, got 0)
usb 4-1: USB disconnect, device number 115
usb 5-1: can't read configurations, error -22
usb 5-1: new high-speed USB device number 43 using dummy_hcd
usb 2-1: device descriptor read/64, error 18
usb 3-1: device descriptor read/64, error 18
usb 1-1: new high-speed USB device number 94 using dummy_hcd
usb 5-1: Using ep0 maxpacket: 8
usb 2-1: new high-speed USB device number 33 using dummy_hcd
usb 1-1: Using ep0 maxpacket: 8
usb 5-1: config index 0 descriptor too short (expected 9, got 0)
usb 5-1: can't read configurations, error -22
usb usb5-port1: unable to enumerate USB device
usb 3-1: device descriptor read/64, error 18
usb 1-1: New USB device found, idVendor=0ccd, idProduct=10b4, bcdDevice=3d.a6
usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 1-1: config 0 descriptor??
usb 2-1: device descriptor read/64, error 18
usb usb3-port1: attempt power cycle
usb 4-1: new high-speed USB device number 116 using dummy_hcd
usb 6-1: USB disconnect, device number 95
usb 1-1: dvb_usb_v2: found a 'Terratec H7' in warm state
usb 5-1: new high-speed USB device number 44 using dummy_hcd
usb 4-1: New USB device found, idVendor=2040, idProduct=d864, bcdDevice=dd.42
usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 2-1: device descriptor read/64, error 18
usb 4-1: dvb_usb_v2: found a 'Hauppauge 138xxx DVBT' in warm state
usb 4-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer
dvbdev: DVB: registering new adapter (Hauppauge 138xxx DVBT)
usb 4-1: selecting invalid altsetting 2
set interface failed
usb 6-1: new high-speed USB device number 96 using dummy_hcd
usb 4-1: dvb_usb_v2: usb_bulk_msg() failed=-22
error writing reg: 0xff, val: 0x00
dvb_usb_mxl111sf: probe of 4-1:2.0 failed with error -22
usb usb2-port1: attempt power cycle
usb 4-1: USB disconnect, device number 116
usb 5-1: config index 0 descriptor too short (expected 9, got 0)
usb 5-1: can't read configurations, error -22
usb 3-1: new high-speed USB device number 104 using dummy_hcd
usb 6-1: device descriptor read/64, error 18
usb 5-1: new high-speed USB device number 45 using dummy_hcd
usb write operation failed. (-71)
usb 1-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer
dvbdev: DVB: registering new adapter (Terratec H7)
usb read operation failed. (-71)
usb write operation failed. (-71)
dvb_usb_az6007: probe of 1-1:0.0 failed with error -5
usb 1-1: USB disconnect, device number 94
usb 6-1: device descriptor read/64, error 18
usb 5-1: config index 0 descriptor too short (expected 9, got 0)
usb 5-1: can't read configurations, error -22
usb usb5-port1: attempt power cycle
usb 2-1: new high-speed USB device number 34 using dummy_hcd
usb 3-1: device descriptor read/64, error 18
usb 4-1: new high-speed USB device number 117 using dummy_hcd
usb 6-1: new high-speed USB device number 97 using dummy_hcd
usb 2-1: Using ep0 maxpacket: 8
usb 2-1: config 0 has an invalid interface number: 227 but max is 0
usb 2-1: config 0 has an invalid descriptor of length 0, skipping remainder of the config
usb 2-1: config 0 has no interface number 0
usb 2-1: New USB device found, idVendor=0763, idProduct=2080, bcdDevice=2d.10
usb 2-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 1-1: new high-speed USB device number 95 using dummy_hcd
usb 2-1: config 0 descriptor??
usb 3-1: device descriptor read/64, error 18
usb 6-1: device descriptor read/64, error 18
usb 4-1: New USB device found, idVendor=2040, idProduct=d864, bcdDevice=dd.42
usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 4-1: dvb_usb_v2: found a 'Hauppauge 138xxx DVBT' in warm state
usb 4-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer
dvbdev: DVB: registering new adapter (Hauppauge 138xxx DVBT)
usb 4-1: selecting invalid altsetting 2
set interface failed
usb 4-1: dvb_usb_v2: usb_bulk_msg() failed=-22
usb 1-1: Using ep0 maxpacket: 8
error writing reg: 0xff, val: 0x00
dvb_usb_mxl111sf: probe of 4-1:2.0 failed with error -22
usb 5-1: new high-speed USB device number 46 using dummy_hcd
usb 3-1: new high-speed USB device number 105 using dummy_hcd
usb 4-1: USB disconnect, device number 117
usb 1-1: New USB device found, idVendor=0ccd, idProduct=10b4, bcdDevice=3d.a6
usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 1-1: config 0 descriptor??
usb 6-1: device descriptor read/64, error 18
usb 3-1: device descriptor read/64, error 18
usb usb6-port1: attempt power cycle
usb read operation failed. (-71)
usb write operation failed. (-71)
usb write operation failed. (-71)
usb write operation failed. (-71)
usb 1-1: dvb_usb_v2: found a 'Terratec H7' in cold state
usb 1-1: Direct firmware load for dvb-usb-terratec-h7-az6007.fw failed with error -2
usb 1-1: dvb_usb_v2: Did not find the firmware file 'dvb-usb-terratec-h7-az6007.fw' (status -2). You can use <kernel_dir>/scripts/get_dvb_firmware to get the firmware
usb 5-1: config index 0 descriptor too short (expected 9, got 0)
usb 5-1: can't read configurations, error -22
dvb_usb_az6007: probe of 1-1:0.0 failed with error -2
usb 1-1: USB disconnect, device number 95
usb 5-1: new high-speed USB device number 47 using dummy_hcd
usb 3-1: device descriptor read/64, error 18
usb usb3-port1: unable to enumerate USB device
usb 1-1: new high-speed USB device number 96 using dummy_hcd
usb 4-1: new high-speed USB device number 118 using dummy_hcd
usb 6-1: new high-speed USB device number 98 using dummy_hcd
usb 5-1: config index 0 descriptor too short (expected 9, got 0)
usb 5-1: can't read configurations, error -22
usb usb5-port1: unable to enumerate USB device
usb 1-1: Using ep0 maxpacket: 8
usb 1-1: New USB device found, idVendor=0ccd, idProduct=10b4, bcdDevice=3d.a6
usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 1-1: config 0 descriptor??
usb 4-1: New USB device found, idVendor=2040, idProduct=d864, bcdDevice=dd.42
usb 4-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 4-1: dvb_usb_v2: found a 'Hauppauge 138xxx DVBT' in warm state
usb 4-1: dvb_usb_v2: will pass the complete MPEG2 transport stream to the software demuxer
dvbdev: DVB: registering new adapter (Hauppauge 138xxx DVBT)
usb 4-1: selecting invalid altsetting 2
set interface failed
usb 4-1: dvb_usb_v2: usb_bulk_msg() failed=-22
error writing reg: 0xff, val: 0x00
dvb_usb_mxl111sf: probe of 4-1:2.0 failed with error -22
usb 1-1: dvb_usb_v2: found a 'Terratec H7' in warm state
usb 6-1: device descriptor read/64, error 18
usb 5-1: new high-speed USB device number 48 using dummy_hcd
usb 4-1: USB disconnect, device number 118
usb 5-1: Using ep0 maxpacket: 8
usb 5-1: config 0 has an invalid interface number: 78 but max is 0
usb 5-1: config 0 has no interface number 0
usb 6-1: device descriptor read/64, error 18
usb 5-1: New USB device found, idVendor=4971, idProduct=8017, bcdDevice=30.41
usb 2-1: USB disconnect, device number 34
usb 5-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0
usb 5-1: config 0 descriptor??
usb-storage 5-1:0.78: USB Mass Storage device detected
usb-storage 5-1:0.78: Quirks match for vid 4971 pid 8017: 4000000
WARNING: CPU: 1 PID: 5846 at kernel/locking/lockdep.c:4920 lockdep_unregister_key+0x306/0x3c0 kernel/locking/lockdep.c:4929