349.584745][ T6312] em28xx 2-1:1.0: Closing input extension
[  349.584805][ T6466] em28xx 1-1:1.0: Registering V4L2 extension
[  349.653320][ T3215] em28xx: Freeing device
[  349.654264][ T5752] em28xx: Freeing device
[  349.657066][ T6312] em28xx: Freeing device
[  349.726153][ T6466] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  349.726173][ T6466] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  349.726185][ T6466] em28xx 1-1:1.0: No AC97 audio processor
[  349.753910][ T6466] usb 1-1: Decoder not found
[  349.753934][ T6466] em28xx 1-1:1.0: failed to create media graph
[  349.753957][ T6466] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  349.757736][ T6466] em28xx 1-1:1.0: Remote control support is not available for this card.
[  349.776191][   T10] em28xx 1-1:1.0: Closing input extension
[  349.796797][   T10] em28xx: Freeing device
[  349.988015][ T3215] usb 4-1: new high-speed USB device number 112 using dummy_hcd
[  350.002044][ T6312] usb 2-1: new high-speed USB device number 113 using dummy_hcd
[  350.002184][ T5752] usb 3-1: new high-speed USB device number 112 using dummy_hcd
[  350.138517][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  350.141920][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  350.141942][ T3215] usb 4-1: Product: syz
[  350.141953][ T3215] usb 4-1: Manufacturer: syz
[  350.153371][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  350.153470][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  350.167857][   T10] usb 1-1: new high-speed USB device number 114 using dummy_hcd
[  350.173272][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  350.173626][ T6312] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  350.228546][ T6312] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  350.228584][ T6312] usb 2-1: Product: syz
[  350.228603][ T6312] usb 2-1: Manufacturer: syz
[  350.229916][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  350.229944][ T5752] usb 3-1: Product: syz
[  350.229962][ T5752] usb 3-1: Manufacturer: syz
[  350.283190][ T6312] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  350.283240][ T6312] em28xx 2-1:1.0: Video interface 0 found: bulk
[  350.287271][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  350.287430][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  350.358449][   T10] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  350.361900][   T10] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  350.361933][   T10] usb 1-1: Product: syz
[  350.361979][   T10] usb 1-1: Manufacturer: syz
[  350.404093][   T10] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  350.404122][   T10] em28xx 1-1:1.0: Video interface 0 found: bulk
[  350.408202][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  350.473438][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  350.473473][ T3215] em28xx 4-1:1.0: board has no eeprom
[  350.497861][ T6312] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  350.527309][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  350.527401][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  350.527761][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  350.528422][   T31] em28xx 4-1:1.0: Registering V4L2 extension
[  350.534223][ T3215] usb 4-1: USB disconnect, device number 112
[  350.544772][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  350.593105][ T6312] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  350.593139][ T6312] em28xx 2-1:1.0: board has no eeprom
[  350.603790][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  350.603877][ T5752] em28xx 3-1:1.0: board has no eeprom
[  350.647467][ T6312] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  350.647500][ T6312] em28xx 2-1:1.0: analog set to bulk mode.
[  350.647700][   T10] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  350.653994][ T6312] usb 2-1: USB disconnect, device number 113
[  350.654691][   T31] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  350.654712][   T31] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  350.654728][   T31] em28xx 4-1:1.0: No AC97 audio processor
[  350.662448][ T6312] em28xx 2-1:1.0: Disconnecting em28xx
[  350.667868][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  350.667946][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  350.733937][ T5752] usb 3-1: USB disconnect, device number 112
[  350.734854][   T31] usb 4-1: Decoder not found
[  350.734875][   T31] em28xx 4-1:1.0: failed to create media graph
[  350.734900][   T31] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  350.755925][   T10] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  350.756022][   T10] em28xx 1-1:1.0: board has no eeprom
[  350.757998][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  350.793459][   T31] em28xx 4-1:1.0: Remote control support is not available for this card.
[  350.793550][ T3215] em28xx 4-1:1.0: Closing input extension
[  350.793943][ T5764] em28xx 2-1:1.0: Registering V4L2 extension
[  350.817923][   T10] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  350.818009][   T10] em28xx 1-1:1.0: analog set to bulk mode.
[  350.851783][ T3215] em28xx: Freeing device
[  350.873558][   T10] usb 1-1: USB disconnect, device number 114
[  350.875751][   T10] em28xx 1-1:1.0: Disconnecting em28xx
[  350.944573][ T5764] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  350.944602][ T5764] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  350.944617][ T5764] em28xx 2-1:1.0: No AC97 audio processor
[  350.947058][ T5764] usb 2-1: Decoder not found
[  350.947080][ T5764] em28xx 2-1:1.0: failed to create media graph
[  350.947105][ T5764] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  350.965328][ T5764] em28xx 2-1:1.0: Remote control support is not available for this card.
[  350.965957][ T6312] em28xx 2-1:1.0: Closing input extension
[  350.970548][ T6466] em28xx 3-1:1.0: Registering V4L2 extension
[  351.023473][ T6312] em28xx: Freeing device
[  351.100837][ T6466] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  351.100865][ T6466] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  351.100880][ T6466] em28xx 3-1:1.0: No AC97 audio processor
[  351.107603][ T6466] usb 3-1: Decoder not found
[  351.107705][ T6466] em28xx 3-1:1.0: failed to create media graph
[  351.107766][ T6466] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  351.156064][ T6466] em28xx 3-1:1.0: Remote control support is not available for this card.
[  351.156137][    T9] em28xx 1-1:1.0: Registering V4L2 extension
[  351.223571][    T9] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  351.223600][    T9] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  351.223616][    T9] em28xx 1-1:1.0: No AC97 audio processor
[  351.225737][    T9] usb 1-1: Decoder not found
[  351.226040][    T9] em28xx 1-1:1.0: failed to create media graph
[  351.226071][    T9] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  351.253689][    T9] em28xx 1-1:1.0: Remote control support is not available for this card.
[  351.256252][ T5752] em28xx 3-1:1.0: Closing input extension
[  351.261411][   T10] em28xx 1-1:1.0: Closing input extension
[  351.276953][ T3215] usb 4-1: new high-speed USB device number 113 using dummy_hcd
[  351.314209][ T5752] em28xx: Freeing device
[  351.345631][   T10] em28xx: Freeing device
[  351.378638][ T6312] usb 2-1: new high-speed USB device number 114 using dummy_hcd
[  351.468141][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  351.474399][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  351.474430][ T3215] usb 4-1: Product: syz
[  351.474446][ T3215] usb 4-1: Manufacturer: syz
[  351.524304][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  351.524347][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  351.536462][ T6312] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  351.559960][ T6312] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  351.559992][ T6312] usb 2-1: Product: syz
[  351.560008][ T6312] usb 2-1: Manufacturer: syz
[  351.593320][ T6312] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  351.593362][ T6312] em28xx 2-1:1.0: Video interface 0 found: bulk
[  351.647375][ T5752] usb 3-1: new high-speed USB device number 113 using dummy_hcd
[  351.679972][   T10] usb 1-1: new high-speed USB device number 115 using dummy_hcd
[  351.777728][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  351.798317][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  351.801456][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  351.801487][ T5752] usb 3-1: Product: syz
[  351.801511][ T5752] usb 3-1: Manufacturer: syz
[  351.837726][ T6312] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  351.839106][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  351.839139][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  351.842494][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  351.842531][ T3215] em28xx 4-1:1.0: board has no eeprom
[  351.866417][   T10] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  351.888388][   T10] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  351.888522][   T10] usb 1-1: Product: syz
[  351.888586][   T10] usb 1-1: Manufacturer: syz
[  351.917627][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  351.917657][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  351.920311][   T31] em28xx 4-1:1.0: Registering V4L2 extension
[  351.922053][ T6312] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  351.922110][ T6312] em28xx 2-1:1.0: board has no eeprom
[  351.946084][   T10] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  351.946258][   T10] em28xx 1-1:1.0: Video interface 0 found: bulk
[  351.985459][ T3215] usb 4-1: USB disconnect, device number 113
[  351.988188][ T6312] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  351.988426][ T6312] em28xx 2-1:1.0: analog set to bulk mode.
[  352.014290][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  352.043462][ T6312] usb 2-1: USB disconnect, device number 114
[  352.055363][ T6312] em28xx 2-1:1.0: Disconnecting em28xx
[  352.069360][   T31] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  352.069392][   T31] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  352.069407][   T31] em28xx 4-1:1.0: No AC97 audio processor
[  352.076217][   T31] usb 4-1: Decoder not found
[  352.076240][   T31] em28xx 4-1:1.0: failed to create media graph
[  352.076264][   T31] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  352.088124][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  352.125885][   T31] em28xx 4-1:1.0: Remote control support is not available for this card.
[  352.128322][    T9] em28xx 2-1:1.0: Registering V4L2 extension
[  352.179777][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  352.179824][ T5752] em28xx 3-1:1.0: board has no eeprom
[  352.212639][    T9] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  352.212668][    T9] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  352.212683][    T9] em28xx 2-1:1.0: No AC97 audio processor
[  352.216482][    T9] usb 2-1: Decoder not found
[  352.216504][    T9] em28xx 2-1:1.0: failed to create media graph
[  352.216529][    T9] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  352.222346][    T9] em28xx 2-1:1.0: Remote control support is not available for this card.
[  352.222625][ T6312] em28xx 2-1:1.0: Closing input extension
[  352.225035][ T3215] em28xx 4-1:1.0: Closing input extension
[  352.231537][   T10] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  352.237709][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  352.237804][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  352.240400][    T9] em28xx 3-1:1.0: Registering V4L2 extension
[  352.332632][ T6312] em28xx: Freeing device
[  352.344985][ T5752] usb 3-1: USB disconnect, device number 113
[  352.344992][ T3215] em28xx: Freeing device
[  352.375811][   T10] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  352.375843][   T10] em28xx 1-1:1.0: board has no eeprom
[  352.406447][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  352.439799][   T10] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  352.439833][   T10] em28xx 1-1:1.0: analog set to bulk mode.
[  352.454925][    T9] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  352.454997][    T9] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  352.455039][    T9] em28xx 3-1:1.0: No AC97 audio processor
[  352.482684][    T9] usb 3-1: Decoder not found
[  352.482709][    T9] em28xx 3-1:1.0: failed to create media graph
[  352.482734][    T9] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  352.518466][    T9] em28xx 3-1:1.0: Remote control support is not available for this card.
[  352.518588][ T6466] em28xx 1-1:1.0: Registering V4L2 extension
[  352.542467][   T10] usb 1-1: USB disconnect, device number 115
[  352.572404][   T10] em28xx 1-1:1.0: Disconnecting em28xx
[  352.646756][ T6466] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  352.646785][ T6466] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  352.646800][ T6466] em28xx 1-1:1.0: No AC97 audio processor
[  352.659002][ T6466] usb 1-1: Decoder not found
[  352.659075][ T6466] em28xx 1-1:1.0: failed to create media graph
[  352.659169][ T6466] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  352.666560][ T6466] em28xx 1-1:1.0: Remote control support is not available for this card.
[  352.666768][ T5752] em28xx 3-1:1.0: Closing input extension
[  352.670953][   T10] em28xx 1-1:1.0: Closing input extension
[  352.716616][   T10] em28xx: Freeing device
[  352.724544][ T5752] em28xx: Freeing device
[  352.867713][ T6312] usb 2-1: new high-speed USB device number 115 using dummy_hcd
[  352.886331][ T3215] usb 4-1: new high-speed USB device number 114 using dummy_hcd
[  353.019801][ T6312] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  353.024919][ T6312] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  353.024950][ T6312] usb 2-1: Product: syz
[  353.024967][ T6312] usb 2-1: Manufacturer: syz
[  353.078968][ T6312] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  353.079004][ T6312] em28xx 2-1:1.0: Video interface 0 found: bulk
[  353.099101][ T5752] usb 3-1: new high-speed USB device number 114 using dummy_hcd
[  353.102066][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  353.118640][   T10] usb 1-1: new high-speed USB device number 116 using dummy_hcd
[  353.140207][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  353.140236][ T3215] usb 4-1: Product: syz
[  353.140251][ T3215] usb 4-1: Manufacturer: syz
[  353.173563][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  353.173602][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  353.271020][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  353.271753][   T10] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  353.275830][   T10] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  353.275859][   T10] usb 1-1: Product: syz
[  353.275876][   T10] usb 1-1: Manufacturer: syz
[  353.289177][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  353.289209][ T5752] usb 3-1: Product: syz
[  353.289225][ T5752] usb 3-1: Manufacturer: syz
[  353.330582][ T6312] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  353.364347][   T10] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  353.364387][   T10] em28xx 1-1:1.0: Video interface 0 found: bulk
[  353.384501][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  353.384676][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  353.417903][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  353.419991][ T6312] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  353.420018][ T6312] em28xx 2-1:1.0: board has no eeprom
[  353.477451][ T6312] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  353.477483][ T6312] em28xx 2-1:1.0: analog set to bulk mode.
[  353.482324][    T9] em28xx 2-1:1.0: Registering V4L2 extension
[  353.482747][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  353.482775][ T3215] em28xx 4-1:1.0: board has no eeprom
[  353.498141][ T6312] usb 2-1: USB disconnect, device number 115
[  353.522123][ T6312] em28xx 2-1:1.0: Disconnecting em28xx
[  353.541993][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  353.542023][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  353.569349][ T3215] usb 4-1: USB disconnect, device number 114
[  353.591152][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  353.603245][   T10] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  353.649003][    T9] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  353.649088][    T9] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  353.649107][    T9] em28xx 2-1:1.0: No AC97 audio processor
[  353.655163][    T9] usb 2-1: Decoder not found
[  353.655187][    T9] em28xx 2-1:1.0: failed to create media graph
[  353.655222][    T9] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  353.665600][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  353.675921][    T9] em28xx 2-1:1.0: Remote control support is not available for this card.
[  353.680149][ T6312] em28xx 2-1:1.0: Closing input extension
[  353.680926][   T31] em28xx 4-1:1.0: Registering V4L2 extension
[  353.747863][   T10] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  353.747900][   T10] em28xx 1-1:1.0: board has no eeprom
[  353.750382][ T6312] em28xx: Freeing device
[  353.765590][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  353.773702][ T5752] em28xx 3-1:1.0: board has no eeprom
[  353.808175][   T10] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  353.808208][   T10] em28xx 1-1:1.0: analog set to bulk mode.
[  353.840480][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  353.840514][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  353.873722][   T31] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  353.873750][   T31] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  353.873765][   T31] em28xx 4-1:1.0: No AC97 audio processor
2026/10/22 15:34:21 executed programs: 463
[  353.915987][   T31] usb 4-1: Decoder not found
[  353.916016][   T31] em28xx 4-1:1.0: failed to create media graph
[  353.916041][   T31] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  353.960195][   T31] em28xx 4-1:1.0: Remote control support is not available for this card.
[  353.960317][ T3215] em28xx 4-1:1.0: Closing input extension
[  353.960424][   T10] usb 1-1: USB disconnect, device number 116
[  353.961556][    T9] em28xx 1-1:1.0: Registering V4L2 extension
[  354.012329][ T5752] usb 3-1: USB disconnect, device number 114
[  354.029666][   T10] em28xx 1-1:1.0: Disconnecting em28xx
[  354.031267][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  354.034498][ T3215] em28xx: Freeing device
[  354.177013][    T9] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  354.177041][    T9] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  354.177057][    T9] em28xx 1-1:1.0: No AC97 audio processor
[  354.193147][    T9] usb 1-1: Decoder not found
[  354.193222][    T9] em28xx 1-1:1.0: failed to create media graph
[  354.193295][    T9] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  354.213123][    T9] em28xx 1-1:1.0: Remote control support is not available for this card.
[  354.213192][ T6466] em28xx 3-1:1.0: Registering V4L2 extension
[  354.287349][ T6312] usb 2-1: new high-speed USB device number 116 using dummy_hcd
[  354.319951][ T6466] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  354.319981][ T6466] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  354.319996][ T6466] em28xx 3-1:1.0: No AC97 audio processor
[  354.322274][ T6466] usb 3-1: Decoder not found
[  354.322295][ T6466] em28xx 3-1:1.0: failed to create media graph
[  354.322321][ T6466] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  354.324805][ T6466] em28xx 3-1:1.0: Remote control support is not available for this card.
[  354.324873][   T10] em28xx 1-1:1.0: Closing input extension
[  354.326001][ T5752] em28xx 3-1:1.0: Closing input extension
[  354.354179][   T10] em28xx: Freeing device
[  354.398319][ T5752] em28xx: Freeing device
[  354.447332][ T3215] usb 4-1: new high-speed USB device number 115 using dummy_hcd
[  354.448712][ T6312] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  354.458940][ T6312] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  354.459032][ T6312] usb 2-1: Product: syz
[  354.459082][ T6312] usb 2-1: Manufacturer: syz
[  354.498693][ T6312] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  354.498731][ T6312] em28xx 2-1:1.0: Video interface 0 found: bulk
[  354.608420][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  354.612461][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  354.612492][ T3215] usb 4-1: Product: syz
[  354.612509][ T3215] usb 4-1: Manufacturer: syz
[  354.661338][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  354.661379][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  354.707345][   T10] usb 1-1: new high-speed USB device number 117 using dummy_hcd
[  354.727544][ T5752] usb 3-1: new high-speed USB device number 115 using dummy_hcd
[  354.749400][ T6312] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  354.811566][ T6312] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  354.811603][ T6312] em28xx 2-1:1.0: board has no eeprom
[  354.860886][   T10] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  354.865343][   T10] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  354.865372][   T10] usb 1-1: Product: syz
[  354.865387][   T10] usb 1-1: Manufacturer: syz
[  354.886478][ T6312] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  354.886503][ T6312] em28xx 2-1:1.0: analog set to bulk mode.
[  354.911667][ T6466] em28xx 2-1:1.0: Registering V4L2 extension
[  354.921555][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  354.926582][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  354.926611][ T5752] usb 3-1: Product: syz
[  354.926627][ T5752] usb 3-1: Manufacturer: syz
[  354.931841][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  354.967665][   T10] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  354.967705][   T10] em28xx 1-1:1.0: Video interface 0 found: bulk
[  354.968195][ T6312] usb 2-1: USB disconnect, device number 116
[  355.002414][ T6312] em28xx 2-1:1.0: Disconnecting em28xx
[  355.016127][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  355.016168][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  355.032809][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  355.032924][ T3215] em28xx 4-1:1.0: board has no eeprom
[  355.066655][ T6466] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  355.066683][ T6466] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  355.066700][ T6466] em28xx 2-1:1.0: No AC97 audio processor
[  355.091064][ T6466] usb 2-1: Decoder not found
[  355.091092][ T6466] em28xx 2-1:1.0: failed to create media graph
[  355.091121][ T6466] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  355.094334][ T6466] em28xx 2-1:1.0: Remote control support is not available for this card.
[  355.094414][ T6312] em28xx 2-1:1.0: Closing input extension
[  355.097898][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  355.097932][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  355.098053][ T6309] em28xx 4-1:1.0: Registering V4L2 extension
[  355.170066][ T6312] em28xx: Freeing device
[  355.207677][   T10] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  355.214249][ T3215] usb 4-1: USB disconnect, device number 115
[  355.238769][ T6309] em28xx 4-1:1.0: reading from i2c device at 0x4a failed (error=-19)
[  355.238906][ T6309] em28xx 4-1:1.0: reading from i2c device at 0x48 failed (error=-19)
[  355.239022][ T6309] em28xx 4-1:1.0: reading from i2c device at 0x42 failed (error=-19)
[  355.239138][ T6309] em28xx 4-1:1.0: reading from i2c device at 0x40 failed (error=-19)
[  355.239235][ T6309] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  355.239320][ T6309] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  355.239337][ T6309] em28xx 4-1:1.0: No AC97 audio processor
[  355.256465][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  355.260503][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  355.286549][ T6309] usb 4-1: Decoder not found
[  355.286606][ T6309] em28xx 4-1:1.0: failed to create media graph
[  355.286713][ T6309] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  355.350759][   T10] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  355.350791][   T10] em28xx 1-1:1.0: board has no eeprom
[  355.355772][ T6309] em28xx 4-1:1.0: Remote control support is not available for this card.
[  355.359145][ T3215] em28xx 4-1:1.0: Closing input extension
[  355.389919][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  355.389957][ T5752] em28xx 3-1:1.0: board has no eeprom
[  355.415325][   T10] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  355.415357][   T10] em28xx 1-1:1.0: analog set to bulk mode.
[  355.439309][ T6312] em28xx 1-1:1.0: Registering V4L2 extension
[  355.453671][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  355.453703][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  355.479363][ T3215] em28xx: Freeing device
[  355.480437][   T10] usb 1-1: USB disconnect, device number 117
[  355.507287][ T5752] usb 3-1: USB disconnect, device number 115
[  355.525649][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  355.526939][   T10] em28xx 1-1:1.0: Disconnecting em28xx
[  355.706757][ T6312] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  355.706780][ T6312] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  355.706793][ T6312] em28xx 1-1:1.0: No AC97 audio processor
[  355.733708][ T6312] usb 1-1: Decoder not found
[  355.733732][ T6312] em28xx 1-1:1.0: failed to create media graph
[  355.733757][ T6312] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  355.740161][ T5763] usb 2-1: new high-speed USB device number 117 using dummy_hcd
[  355.768836][ T6312] em28xx 1-1:1.0: Remote control support is not available for this card.
[  355.768896][ T6466] em28xx 3-1:1.0: Registering V4L2 extension
[  355.846945][ T6466] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  355.846984][ T6466] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  355.847001][ T6466] em28xx 3-1:1.0: No AC97 audio processor
[  355.871153][ T6466] usb 3-1: Decoder not found
[  355.871177][ T6466] em28xx 3-1:1.0: failed to create media graph
[  355.871204][ T6466] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  355.872881][ T6466] em28xx 3-1:1.0: Remote control support is not available for this card.
[  355.872958][   T10] em28xx 1-1:1.0: Closing input extension
[  355.873670][ T5752] em28xx 3-1:1.0: Closing input extension
[  355.905230][   T10] em28xx: Freeing device
[  355.918454][ T5763] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  355.935511][ T3215] usb 4-1: new high-speed USB device number 116 using dummy_hcd
[  355.950072][ T5763] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  355.950104][ T5763] usb 2-1: Product: syz
[  355.950122][ T5763] usb 2-1: Manufacturer: syz
[  355.952489][ T5752] em28xx: Freeing device
[  356.001127][ T5763] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  356.001168][ T5763] em28xx 2-1:1.0: Video interface 0 found: bulk
[  356.078023][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  356.080803][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  356.080833][ T3215] usb 4-1: Product: syz
[  356.080849][ T3215] usb 4-1: Manufacturer: syz
[  356.123555][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  356.123592][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  356.247834][ T5763] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  356.269004][   T10] usb 1-1: new high-speed USB device number 118 using dummy_hcd
[  356.277730][ T5752] usb 3-1: new high-speed USB device number 116 using dummy_hcd
[  356.310506][ T5763] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  356.310531][ T5763] em28xx 2-1:1.0: board has no eeprom
[  356.348487][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  356.367320][ T5763] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  356.367354][ T5763] em28xx 2-1:1.0: analog set to bulk mode.
[  356.368437][ T6466] em28xx 2-1:1.0: Registering V4L2 extension
[  356.374422][ T5763] usb 2-1: USB disconnect, device number 117
[  356.389411][ T5763] em28xx 2-1:1.0: Disconnecting em28xx
[  356.420510][   T10] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  356.425391][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  356.425443][ T3215] em28xx 4-1:1.0: board has no eeprom
[  356.435092][   T10] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  356.435177][   T10] usb 1-1: Product: syz
[  356.435219][   T10] usb 1-1: Manufacturer: syz
[  356.437666][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  356.462784][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  356.462868][ T5752] usb 3-1: Product: syz
[  356.462909][ T5752] usb 3-1: Manufacturer: syz
[  356.517399][   T10] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  356.517436][   T10] em28xx 1-1:1.0: Video interface 0 found: bulk
[  356.521312][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  356.521515][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  356.564823][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  356.564858][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  356.589618][ T3215] usb 4-1: USB disconnect, device number 116
[  356.594070][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  356.613312][ T6466] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  356.613340][ T6466] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  356.613396][ T6466] em28xx 2-1:1.0: No AC97 audio processor
[  356.619805][ T6466] usb 2-1: Decoder not found
[  356.619930][ T6466] em28xx 2-1:1.0: failed to create media graph
[  356.619996][ T6466] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  356.661416][ T6466] em28xx 2-1:1.0: Remote control support is not available for this card.
[  356.661504][   T31] em28xx 4-1:1.0: Registering V4L2 extension
[  356.730476][   T31] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  356.730504][   T31] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  356.730520][   T31] em28xx 4-1:1.0: No AC97 audio processor
[  356.732669][   T31] usb 4-1: Decoder not found
[  356.732692][   T31] em28xx 4-1:1.0: failed to create media graph
[  356.732720][   T31] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  356.735993][   T31] em28xx 4-1:1.0: Remote control support is not available for this card.
[  356.736118][ T3215] em28xx 4-1:1.0: Closing input extension
[  356.736715][ T5763] em28xx 2-1:1.0: Closing input extension
[  356.766413][   T10] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  356.778315][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  356.825588][ T3215] em28xx: Freeing device
[  356.843827][ T5763] em28xx: Freeing device
[  356.855064][   T10] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  356.855101][   T10] em28xx 1-1:1.0: board has no eeprom
[  356.855506][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  356.855543][ T5752] em28xx 3-1:1.0: board has no eeprom
[  356.917326][   T10] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  356.917358][   T10] em28xx 1-1:1.0: analog set to bulk mode.
[  356.917692][ T6466] em28xx 1-1:1.0: Registering V4L2 extension
[  356.949468][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  356.949500][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  356.952960][   T10] usb 1-1: USB disconnect, device number 118
[  356.993743][   T10] em28xx 1-1:1.0: Disconnecting em28xx
[  357.006463][ T5752] usb 3-1: USB disconnect, device number 116
[  357.029550][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  357.064169][ T6466] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  357.064502][ T6466] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  357.064522][ T6466] em28xx 1-1:1.0: No AC97 audio processor
[  357.092635][ T6466] usb 1-1: Decoder not found
[  357.092661][ T6466] em28xx 1-1:1.0: failed to create media graph
[  357.092688][ T6466] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  357.101442][ T6466] em28xx 1-1:1.0: Remote control support is not available for this card.
[  357.106789][   T10] em28xx 1-1:1.0: Closing input extension
[  357.143762][ T5764] em28xx 3-1:1.0: Registering V4L2 extension
[  357.165324][   T10] em28xx: Freeing device
[  357.220856][ T5763] usb 2-1: new high-speed USB device number 118 using dummy_hcd
[  357.259718][ T3215] usb 4-1: new high-speed USB device number 117 using dummy_hcd
[  357.292719][ T5764] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  357.292749][ T5764] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  357.292766][ T5764] em28xx 3-1:1.0: No AC97 audio processor
[  357.294531][ T5764] usb 3-1: Decoder not found
[  357.294553][ T5764] em28xx 3-1:1.0: failed to create media graph
[  357.294581][ T5764] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  357.340327][ T5764] em28xx 3-1:1.0: Remote control support is not available for this card.
[  357.350854][ T5752] em28xx 3-1:1.0: Closing input extension
[  357.370956][ T5752] em28xx: Freeing device
[  357.401778][ T5763] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  357.404870][ T5763] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  357.404900][ T5763] usb 2-1: Product: syz
[  357.404916][ T5763] usb 2-1: Manufacturer: syz
[  357.423108][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  357.442735][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  357.442819][ T3215] usb 4-1: Product: syz
[  357.442855][ T3215] usb 4-1: Manufacturer: syz
[  357.485194][ T5763] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  357.485233][ T5763] em28xx 2-1:1.0: Video interface 0 found: bulk
[  357.494126][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  357.494217][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  357.647614][ T6341] usb 1-1: new high-speed USB device number 119 using dummy_hcd
[  357.677308][ T5752] usb 3-1: new high-speed USB device number 117 using dummy_hcd
[  357.739411][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  357.757821][ T5763] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  357.809530][ T6341] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  357.814166][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  357.814263][ T3215] em28xx 4-1:1.0: board has no eeprom
[  357.814551][ T6341] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  357.814574][ T6341] usb 1-1: Product: syz
[  357.814630][ T6341] usb 1-1: Manufacturer: syz
[  357.829113][ T6341] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  357.829230][ T6341] em28xx 1-1:1.0: Video interface 0 found: bulk
[  357.843522][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  357.877497][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  357.877648][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  357.883216][ T6309] em28xx 4-1:1.0: Registering V4L2 extension
[  357.913931][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  357.913965][ T5752] usb 3-1: Product: syz
[  357.913985][ T5752] usb 3-1: Manufacturer: syz
[  357.916092][ T5763] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  357.916125][ T5763] em28xx 2-1:1.0: board has no eeprom
[  357.958990][ T3215] usb 4-1: USB disconnect, device number 117
[  357.959143][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  357.959175][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  357.983086][ T5763] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  357.983116][ T5763] em28xx 2-1:1.0: analog set to bulk mode.
[  357.988596][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  358.024447][ T5763] usb 2-1: USB disconnect, device number 118
[  358.056053][ T5763] em28xx 2-1:1.0: Disconnecting em28xx
[  358.080628][ T6309] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  358.080657][ T6309] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  358.080674][ T6309] em28xx 4-1:1.0: No AC97 audio processor
[  358.082234][ T6309] usb 4-1: Decoder not found
[  358.082253][ T6309] em28xx 4-1:1.0: failed to create media graph
[  358.082279][ T6309] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  358.086690][ T6309] em28xx 4-1:1.0: Remote control support is not available for this card.
[  358.086749][ T5764] em28xx 2-1:1.0: Registering V4L2 extension
[  358.108232][ T6341] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  358.173939][ T6341] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  358.173972][ T6341] em28xx 1-1:1.0: board has no eeprom
[  358.203089][ T5764] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  358.203115][ T5764] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  358.203131][ T5764] em28xx 2-1:1.0: No AC97 audio processor
[  358.204404][ T5764] usb 2-1: Decoder not found
[  358.204417][ T5764] em28xx 2-1:1.0: failed to create media graph
[  358.204435][ T5764] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  358.206214][ T5764] em28xx 2-1:1.0: Remote control support is not available for this card.
[  358.206286][ T3215] em28xx 4-1:1.0: Closing input extension
[  358.206310][ T5763] em28xx 2-1:1.0: Closing input extension
[  358.225910][ T3215] em28xx: Freeing device
[  358.232509][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  358.246874][ T6341] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  358.246969][ T6341] em28xx 1-1:1.0: analog set to bulk mode.
[  358.253448][ T6309] em28xx 1-1:1.0: Registering V4L2 extension
[  358.319888][ T5763] em28xx: Freeing device
[  358.343317][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  358.343352][ T5752] em28xx 3-1:1.0: board has no eeprom
[  358.384853][ T6341] usb 1-1: USB disconnect, device number 119
[  358.386495][ T6341] em28xx 1-1:1.0: Disconnecting em28xx
[  358.399315][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  358.399343][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  358.434140][ T5752] usb 3-1: USB disconnect, device number 117
[  358.446631][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  358.505562][ T6309] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  358.505592][ T6309] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  358.505608][ T6309] em28xx 1-1:1.0: No AC97 audio processor
[  358.528102][ T6309] usb 1-1: Decoder not found
[  358.528173][ T6309] em28xx 1-1:1.0: failed to create media graph
[  358.528245][ T6309] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  358.534281][ T6309] em28xx 1-1:1.0: Remote control support is not available for this card.
[  358.534539][ T6341] em28xx 1-1:1.0: Closing input extension
[  358.535838][ T5764] em28xx 3-1:1.0: Registering V4L2 extension
[  358.572844][ T6341] em28xx: Freeing device
[  358.626215][ T5764] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  358.626248][ T5764] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  358.626264][ T5764] em28xx 3-1:1.0: No AC97 audio processor
[  358.652816][ T5764] usb 3-1: Decoder not found
[  358.652840][ T5764] em28xx 3-1:1.0: failed to create media graph
[  358.652866][ T5764] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  358.654702][ T5764] em28xx 3-1:1.0: Remote control support is not available for this card.
[  358.656145][ T5752] em28xx 3-1:1.0: Closing input extension
[  358.709435][ T5752] em28xx: Freeing device
[  358.787293][ T5763] usb 2-1: new high-speed USB device number 119 using dummy_hcd
[  358.807294][ T3215] usb 4-1: new high-speed USB device number 118 using dummy_hcd
[  358.938173][ T5763] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  358.941128][ T5763] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  358.941159][ T5763] usb 2-1: Product: syz
[  358.941183][ T5763] usb 2-1: Manufacturer: syz
[  358.973990][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  358.990363][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  358.990396][ T3215] usb 4-1: Product: syz
[  358.990414][ T3215] usb 4-1: Manufacturer: syz
[  358.994162][ T5763] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  358.994202][ T5763] em28xx 2-1:1.0: Video interface 0 found: bulk
[  359.043562][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  359.043615][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  359.068307][ T6341] usb 1-1: new high-speed USB device number 120 using dummy_hcd
[  359.117434][ T5752] usb 3-1: new high-speed USB device number 118 using dummy_hcd
[  359.207739][ T5763] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  359.238374][ T6341] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  359.243101][ T6341] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  359.243123][ T6341] usb 1-1: Product: syz
[  359.243134][ T6341] usb 1-1: Manufacturer: syz
[  359.255235][ T6341] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  359.255336][ T6341] em28xx 1-1:1.0: Video interface 0 found: bulk
[  359.298627][ T5763] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  359.298664][ T5763] em28xx 2-1:1.0: board has no eeprom
[  359.298936][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  359.321516][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  359.328423][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  359.328451][ T5752] usb 3-1: Product: syz
[  359.328476][ T5752] usb 3-1: Manufacturer: syz
[  359.358238][ T5763] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  359.358270][ T5763] em28xx 2-1:1.0: analog set to bulk mode.
[  359.359947][ T5764] em28xx 2-1:1.0: Registering V4L2 extension
[  359.389797][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  359.390108][ T3215] em28xx 4-1:1.0: board has no eeprom
[  359.394482][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  359.394525][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  359.396584][ T5763] usb 2-1: USB disconnect, device number 119
[  359.425422][ T5763] em28xx 2-1:1.0: Disconnecting em28xx
[  359.447428][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  359.447461][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  359.476126][ T3215] usb 4-1: USB disconnect, device number 118
[  359.493376][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  359.508068][ T6341] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  359.526123][ T5764] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  359.526149][ T5764] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  359.526165][ T5764] em28xx 2-1:1.0: No AC97 audio processor
[  359.535505][ T5764] usb 2-1: Decoder not found
[  359.535554][ T5764] em28xx 2-1:1.0: failed to create media graph
[  359.535580][ T5764] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  359.549814][ T5764] em28xx 2-1:1.0: Remote control support is not available for this card.
[  359.550668][ T5763] em28xx 2-1:1.0: Closing input extension
[  359.552419][   T31] em28xx 4-1:1.0: Registering V4L2 extension
[  359.600432][ T5763] em28xx: Freeing device
[  359.601651][ T6341] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  359.601685][ T6341] em28xx 1-1:1.0: board has no eeprom
[  359.648952][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  359.657597][ T6341] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  359.657629][ T6341] em28xx 1-1:1.0: analog set to bulk mode.
[  359.693664][ T6341] usb 1-1: USB disconnect, device number 120
[  359.704940][ T6341] em28xx 1-1:1.0: Disconnecting em28xx
2026/10/22 15:34:27 executed programs: 479
[  359.724641][   T31] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  359.724669][   T31] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  359.724684][   T31] em28xx 4-1:1.0: No AC97 audio processor
[  359.769493][   T31] usb 4-1: Decoder not found
[  359.769517][   T31] em28xx 4-1:1.0: failed to create media graph
[  359.769541][   T31] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  359.783303][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  359.783337][ T5752] em28xx 3-1:1.0: board has no eeprom
[  359.823208][   T31] em28xx 4-1:1.0: Remote control support is not available for this card.
[  359.823290][ T6309] em28xx 1-1:1.0: Registering V4L2 extension
[  359.842545][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  359.842639][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  359.883636][ T5752] usb 3-1: USB disconnect, device number 118
[  359.901176][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  359.962226][ T6309] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  359.962255][ T6309] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  359.962272][ T6309] em28xx 1-1:1.0: No AC97 audio processor
[  359.964687][ T6309] usb 1-1: Decoder not found
[  359.964708][ T6309] em28xx 1-1:1.0: failed to create media graph
[  359.964736][ T6309] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  359.966497][ T6309] em28xx 1-1:1.0: Remote control support is not available for this card.
[  359.966558][ T3215] em28xx 4-1:1.0: Closing input extension
[  359.966635][ T5764] em28xx 3-1:1.0: Registering V4L2 extension
[  360.046326][ T3215] em28xx: Freeing device
[  360.077829][ T5763] usb 2-1: new high-speed USB device number 120 using dummy_hcd
[  360.105836][ T5764] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  360.105865][ T5764] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  360.105881][ T5764] em28xx 3-1:1.0: No AC97 audio processor
[  360.121172][ T5764] usb 3-1: Decoder not found
[  360.121227][ T5764] em28xx 3-1:1.0: failed to create media graph
[  360.121292][ T5764] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  360.133303][ T5764] em28xx 3-1:1.0: Remote control support is not available for this card.
[  360.133392][ T5752] em28xx 3-1:1.0: Closing input extension
[  360.166484][ T6341] em28xx 1-1:1.0: Closing input extension
[  360.173808][ T5752] em28xx: Freeing device
[  360.202476][ T6341] em28xx: Freeing device
[  360.234297][ T5763] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  360.268664][ T5763] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  360.268700][ T5763] usb 2-1: Product: syz
[  360.268718][ T5763] usb 2-1: Manufacturer: syz
[  360.308468][ T5763] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  360.308509][ T5763] em28xx 2-1:1.0: Video interface 0 found: bulk
[  360.437290][ T3215] usb 4-1: new high-speed USB device number 119 using dummy_hcd
[  360.519359][ T6341] usb 1-1: new high-speed USB device number 121 using dummy_hcd
[  360.557545][ T5752] usb 3-1: new high-speed USB device number 119 using dummy_hcd
[  360.557859][ T5763] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  360.598271][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  360.601229][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  360.601262][ T3215] usb 4-1: Product: syz
[  360.601279][ T3215] usb 4-1: Manufacturer: syz
[  360.633024][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  360.633146][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  360.655405][ T5763] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  360.655431][ T5763] em28xx 2-1:1.0: board has no eeprom
[  360.679185][ T6341] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  360.682044][ T6341] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  360.682067][ T6341] usb 1-1: Product: syz
[  360.682080][ T6341] usb 1-1: Manufacturer: syz
[  360.702722][ T6341] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  360.702926][ T6341] em28xx 1-1:1.0: Video interface 0 found: bulk
[  360.733441][ T5763] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  360.733476][ T5763] em28xx 2-1:1.0: analog set to bulk mode.
[  360.734660][   T10] em28xx 2-1:1.0: Registering V4L2 extension
[  360.737894][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  360.775434][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  360.775468][ T5752] usb 3-1: Product: syz
[  360.775487][ T5752] usb 3-1: Manufacturer: syz
[  360.797579][ T5763] usb 2-1: USB disconnect, device number 120
[  360.815148][ T5763] em28xx 2-1:1.0: Disconnecting em28xx
[  360.816968][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  360.817022][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  360.887430][   T10] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  360.887457][   T10] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  360.887473][   T10] em28xx 2-1:1.0: No AC97 audio processor
[  360.889512][   T10] usb 2-1: Decoder not found
[  360.889541][   T10] em28xx 2-1:1.0: failed to create media graph
[  360.889594][   T10] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  360.893304][   T10] em28xx 2-1:1.0: Remote control support is not available for this card.
[  360.893370][ T5763] em28xx 2-1:1.0: Closing input extension
[  360.929058][ T5763] em28xx: Freeing device
[  360.962071][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  360.962345][ T6341] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  361.036674][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  361.036707][ T3215] em28xx 4-1:1.0: board has no eeprom
[  361.058629][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  361.080388][ T6341] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  361.080426][ T6341] em28xx 1-1:1.0: board has no eeprom
[  361.117304][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  361.117336][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  361.118343][ T6309] em28xx 4-1:1.0: Registering V4L2 extension
[  361.122057][ T3215] usb 4-1: USB disconnect, device number 119
[  361.123902][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  361.126819][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  361.126850][ T5752] em28xx 3-1:1.0: board has no eeprom
[  361.142877][ T6341] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  361.142911][ T6341] em28xx 1-1:1.0: analog set to bulk mode.
[  361.190252][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  361.190325][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  361.215933][ T6341] usb 1-1: USB disconnect, device number 121
[  361.226326][ T6341] em28xx 1-1:1.0: Disconnecting em28xx
[  361.235951][ T5752] usb 3-1: USB disconnect, device number 119
[  361.245284][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  361.270841][ T6309] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  361.270884][ T6309] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  361.270902][ T6309] em28xx 4-1:1.0: No AC97 audio processor
[  361.297768][ T6309] usb 4-1: Decoder not found
[  361.297790][ T6309] em28xx 4-1:1.0: failed to create media graph
[  361.297815][ T6309] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  361.301357][ T6309] em28xx 4-1:1.0: Remote control support is not available for this card.
[  361.302537][   T26] em28xx 1-1:1.0: Registering V4L2 extension
[  361.347606][ T5763] usb 2-1: new high-speed USB device number 121 using dummy_hcd
[  361.383997][   T26] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  361.384028][   T26] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  361.384039][   T26] em28xx 1-1:1.0: No AC97 audio processor
[  361.385255][   T26] usb 1-1: Decoder not found
[  361.385272][   T26] em28xx 1-1:1.0: failed to create media graph
[  361.385296][   T26] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  361.386916][   T26] em28xx 1-1:1.0: Remote control support is not available for this card.
[  361.386991][   T10] em28xx 3-1:1.0: Registering V4L2 extension
[  361.502334][ T5763] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  361.520319][ T5763] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  361.520358][ T5763] usb 2-1: Product: syz
[  361.520375][ T5763] usb 2-1: Manufacturer: syz
[  361.549544][ T5763] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  361.549585][ T5763] em28xx 2-1:1.0: Video interface 0 found: bulk
[  361.560959][   T10] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  361.561043][   T10] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  361.561159][   T10] em28xx 3-1:1.0: No AC97 audio processor
[  361.590622][   T10] usb 3-1: Decoder not found
[  361.590684][   T10] em28xx 3-1:1.0: failed to create media graph
[  361.590842][   T10] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  361.608672][   T10] em28xx 3-1:1.0: Remote control support is not available for this card.
[  361.608899][ T5752] em28xx 3-1:1.0: Closing input extension
[  361.609404][ T3215] em28xx 4-1:1.0: Closing input extension
[  361.639226][ T6341] em28xx 1-1:1.0: Closing input extension
[  361.642676][ T5752] em28xx: Freeing device
[  361.660169][ T3215] em28xx: Freeing device
[  361.674091][ T6341] em28xx: Freeing device
[  361.788544][ T5763] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  361.853040][ T5763] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  361.853074][ T5763] em28xx 2-1:1.0: board has no eeprom
[  361.907977][ T5763] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  361.908011][ T5763] em28xx 2-1:1.0: analog set to bulk mode.
[  361.909036][ T6312] em28xx 2-1:1.0: Registering V4L2 extension
[  361.933935][ T5763] usb 2-1: USB disconnect, device number 121
[  361.941256][ T5763] em28xx 2-1:1.0: Disconnecting em28xx
[  361.987801][ T6312] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  361.987830][ T6312] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  361.987846][ T6312] em28xx 2-1:1.0: No AC97 audio processor
[  361.989730][ T6312] usb 2-1: Decoder not found
[  361.989752][ T6312] em28xx 2-1:1.0: failed to create media graph
[  361.989777][ T6312] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  361.992692][ T6312] em28xx 2-1:1.0: Remote control support is not available for this card.
[  361.992763][ T5763] em28xx 2-1:1.0: Closing input extension
[  361.996408][ T5763] em28xx: Freeing device
[  362.019649][ T6341] usb 1-1: new high-speed USB device number 122 using dummy_hcd
[  362.032391][ T5752] usb 3-1: new high-speed USB device number 120 using dummy_hcd
[  362.081710][ T3215] usb 4-1: new high-speed USB device number 120 using dummy_hcd
[  362.178152][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  362.180931][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  362.180953][ T5752] usb 3-1: Product: syz
[  362.180964][ T5752] usb 3-1: Manufacturer: syz
[  362.213100][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  362.213137][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  362.235091][ T6341] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  362.246539][ T6341] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  362.246569][ T6341] usb 1-1: Product: syz
[  362.246598][ T6341] usb 1-1: Manufacturer: syz
[  362.261817][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  362.285778][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  362.285808][ T3215] usb 4-1: Product: syz
[  362.285824][ T3215] usb 4-1: Manufacturer: syz
[  362.307527][ T6341] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  362.307567][ T6341] em28xx 1-1:1.0: Video interface 0 found: bulk
[  362.333749][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  362.333917][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  362.447712][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  362.512275][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  362.512313][ T5752] em28xx 3-1:1.0: board has no eeprom
[  362.538208][ T6341] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  362.578043][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  362.578077][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  362.578787][ T6312] em28xx 3-1:1.0: Registering V4L2 extension
[  362.585806][ T5752] usb 3-1: USB disconnect, device number 120
[  362.596574][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  362.620985][   T26] usb 2-1: new high-speed USB device number 122 using dummy_hcd
[  362.636001][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  362.644603][ T6341] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  362.644642][ T6341] em28xx 1-1:1.0: board has no eeprom
[  362.682205][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  362.682242][ T3215] em28xx 4-1:1.0: board has no eeprom
[  362.705499][ T6312] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  362.705527][ T6312] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  362.705542][ T6312] em28xx 3-1:1.0: No AC97 audio processor
[  362.708293][ T6341] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  362.708379][ T6341] em28xx 1-1:1.0: analog set to bulk mode.
[  362.739901][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  362.739936][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  362.758715][ T6341] usb 1-1: USB disconnect, device number 122
[  362.770392][ T6312] usb 3-1: Decoder not found
[  362.770413][ T6312] em28xx 3-1:1.0: failed to create media graph
[  362.770437][ T6312] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  362.772063][ T6341] em28xx 1-1:1.0: Disconnecting em28xx
[  362.773982][ T6312] em28xx 3-1:1.0: Remote control support is not available for this card.
[  362.774060][ T5752] em28xx 3-1:1.0: Closing input extension
[  362.774601][   T31] em28xx 1-1:1.0: Registering V4L2 extension
[  362.789619][   T26] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  362.819406][ T3215] usb 4-1: USB disconnect, device number 120
[  362.845167][   T26] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  362.845200][   T26] usb 2-1: Product: syz
[  362.845216][   T26] usb 2-1: Manufacturer: syz
[  362.868616][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  362.869032][ T5752] em28xx: Freeing device
[  362.903217][   T26] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  362.903256][   T26] em28xx 2-1:1.0: Video interface 0 found: bulk
[  363.034896][   T31] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  363.034925][   T31] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  363.034941][   T31] em28xx 1-1:1.0: No AC97 audio processor
[  363.055186][   T31] usb 1-1: Decoder not found
[  363.055302][   T31] em28xx 1-1:1.0: failed to create media graph
[  363.055375][   T31] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  363.086019][   T31] em28xx 1-1:1.0: Remote control support is not available for this card.
[  363.086180][ T6309] em28xx 4-1:1.0: Registering V4L2 extension
[  363.167735][   T26] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  363.193052][ T6309] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  363.193078][ T6309] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  363.193089][ T6309] em28xx 4-1:1.0: No AC97 audio processor
[  363.194475][ T6309] usb 4-1: Decoder not found
[  363.194495][ T6309] em28xx 4-1:1.0: failed to create media graph
[  363.194519][ T6309] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  363.196017][ T6309] em28xx 4-1:1.0: Remote control support is not available for this card.
[  363.196071][ T6341] em28xx 1-1:1.0: Closing input extension
[  363.196693][ T3215] em28xx 4-1:1.0: Closing input extension
[  363.246621][ T6341] em28xx: Freeing device
[  363.263955][ T3215] em28xx: Freeing device
[  363.276805][   T26] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  363.276829][   T26] em28xx 2-1:1.0: board has no eeprom
[  363.297490][ T5752] usb 3-1: new high-speed USB device number 121 using dummy_hcd
[  363.339357][   T26] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  363.339384][   T26] em28xx 2-1:1.0: analog set to bulk mode.
[  363.361513][   T26] usb 2-1: USB disconnect, device number 122
[  363.372950][   T26] em28xx 2-1:1.0: Disconnecting em28xx
[  363.373172][ T6309] em28xx 2-1:1.0: Registering V4L2 extension
[  363.462167][ T6309] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  363.462196][ T6309] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  363.462212][ T6309] em28xx 2-1:1.0: No AC97 audio processor
[  363.464442][ T6309] usb 2-1: Decoder not found
[  363.464464][ T6309] em28xx 2-1:1.0: failed to create media graph
[  363.464488][ T6309] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  363.466249][ T6309] em28xx 2-1:1.0: Remote control support is not available for this card.
[  363.466716][   T26] em28xx 2-1:1.0: Closing input extension
[  363.490571][   T26] em28xx: Freeing device
[  363.501979][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  363.545899][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  363.545930][ T5752] usb 3-1: Product: syz
[  363.545946][ T5752] usb 3-1: Manufacturer: syz
[  363.569621][ T6341] usb 1-1: new high-speed USB device number 123 using dummy_hcd
[  363.590059][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  363.590097][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  363.597439][ T3215] usb 4-1: new high-speed USB device number 121 using dummy_hcd
[  363.719971][ T6341] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  363.724155][ T6341] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  363.724182][ T6341] usb 1-1: Product: syz
[  363.724281][ T6341] usb 1-1: Manufacturer: syz
[  363.750827][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  363.777023][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  363.777058][ T3215] usb 4-1: Product: syz
[  363.777075][ T3215] usb 4-1: Manufacturer: syz
[  363.796951][ T6341] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  363.796990][ T6341] em28xx 1-1:1.0: Video interface 0 found: bulk
[  363.831231][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  363.831290][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  363.889095][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  363.954459][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  363.954503][ T5752] em28xx 3-1:1.0: board has no eeprom
[  363.987549][   T26] usb 2-1: new high-speed USB device number 123 using dummy_hcd
[  364.007437][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  364.007473][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  364.015015][   T10] em28xx 3-1:1.0: Registering V4L2 extension
[  364.015551][ T5752] usb 3-1: USB disconnect, device number 121
[  364.032440][ T6341] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  364.052395][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  364.110794][   T10] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  364.110824][   T10] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  364.110874][   T10] em28xx 3-1:1.0: No AC97 audio processor
[  364.113311][ T6341] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  364.113373][ T6341] em28xx 1-1:1.0: board has no eeprom
[  364.113811][   T10] usb 3-1: Decoder not found
[  364.113831][   T10] em28xx 3-1:1.0: failed to create media graph
[  364.113856][   T10] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  364.115688][   T10] em28xx 3-1:1.0: Remote control support is not available for this card.
[  364.115746][ T5752] em28xx 3-1:1.0: Closing input extension
[  364.121902][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  364.144640][   T26] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  364.160348][   T26] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  364.160381][   T26] usb 2-1: Product: syz
[  364.160397][   T26] usb 2-1: Manufacturer: syz
[  364.169632][ T6341] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  364.169735][ T6341] em28xx 1-1:1.0: analog set to bulk mode.
[  364.171728][ T6309] em28xx 1-1:1.0: Registering V4L2 extension
[  364.250487][ T5752] em28xx: Freeing device
[  364.267650][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  364.267684][ T3215] em28xx 4-1:1.0: board has no eeprom
[  364.276119][   T26] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  364.285038][ T6341] usb 1-1: USB disconnect, device number 123
[  364.286697][   T26] em28xx 2-1:1.0: Video interface 0 found: bulk
[  364.315436][ T6341] em28xx 1-1:1.0: Disconnecting em28xx
[  364.330605][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  364.330641][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  364.376100][ T6309] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  364.376129][ T6309] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  364.376148][ T6309] em28xx 1-1:1.0: No AC97 audio processor
[  364.402327][ T3215] usb 4-1: USB disconnect, device number 121
[  364.421062][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  364.426032][ T6309] usb 1-1: Decoder not found
[  364.426082][ T6309] em28xx 1-1:1.0: failed to create media graph
[  364.426107][ T6309] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  364.466731][ T6309] em28xx 1-1:1.0: Remote control support is not available for this card.
[  364.474543][ T6341] em28xx 1-1:1.0: Closing input extension
[  364.483512][ T5829] em28xx 4-1:1.0: Registering V4L2 extension
[  364.538821][ T5829] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  364.538850][ T5829] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  364.538866][ T5829] em28xx 4-1:1.0: No AC97 audio processor
[  364.541242][ T6341] em28xx: Freeing device
[  364.547684][ T5829] usb 4-1: Decoder not found
[  364.547711][ T5829] em28xx 4-1:1.0: failed to create media graph
[  364.547738][ T5829] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  364.600751][ T5829] em28xx 4-1:1.0: Remote control support is not available for this card.
[  364.601082][   T26] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  364.608257][ T3215] em28xx 4-1:1.0: Closing input extension
[  364.665564][ T3215] em28xx: Freeing device
[  364.700511][   T26] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  364.700547][   T26] em28xx 2-1:1.0: board has no eeprom
[  364.757457][   T26] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  364.757493][   T26] em28xx 2-1:1.0: analog set to bulk mode.
[  364.758608][   T31] em28xx 2-1:1.0: Registering V4L2 extension
[  364.766586][   T26] usb 2-1: USB disconnect, device number 123
[  364.783946][   T26] em28xx 2-1:1.0: Disconnecting em28xx
[  364.802615][ T5752] usb 3-1: new high-speed USB device number 122 using dummy_hcd
[  364.881786][   T31] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  364.881814][   T31] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  364.881829][   T31] em28xx 2-1:1.0: No AC97 audio processor
[  364.883520][   T31] usb 2-1: Decoder not found
[  364.883539][   T31] em28xx 2-1:1.0: failed to create media graph
[  364.883563][   T31] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  364.885363][   T31] em28xx 2-1:1.0: Remote control support is not available for this card.
[  364.885426][   T26] em28xx 2-1:1.0: Closing input extension
[  364.909824][   T26] em28xx: Freeing device
[  364.949291][ T6341] usb 1-1: new high-speed USB device number 124 using dummy_hcd
[  364.988872][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  364.992011][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  364.992042][ T5752] usb 3-1: Product: syz
[  364.992067][ T5752] usb 3-1: Manufacturer: syz
[  365.011206][ T3215] usb 4-1: new high-speed USB device number 122 using dummy_hcd
[  365.044015][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  365.044055][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
2026/10/22 15:34:32 executed programs: 495
[  365.101860][ T6341] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  365.105873][ T6341] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  365.105906][ T6341] usb 1-1: Product: syz
[  365.105941][ T6341] usb 1-1: Manufacturer: syz
[  365.148110][ T6341] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  365.148152][ T6341] em28xx 1-1:1.0: Video interface 0 found: bulk
[  365.159448][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  365.189151][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  365.189183][ T3215] usb 4-1: Product: syz
[  365.189199][ T3215] usb 4-1: Manufacturer: syz
[  365.218808][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  365.218882][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  365.297732][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  365.361983][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  365.362014][ T5752] em28xx 3-1:1.0: board has no eeprom
[  365.367941][   T26] usb 2-1: new high-speed USB device number 124 using dummy_hcd
[  365.400037][ T6341] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  365.417495][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  365.417526][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  365.418707][   T10] em28xx 3-1:1.0: Registering V4L2 extension
[  365.424762][ T5752] usb 3-1: USB disconnect, device number 122
[  365.465178][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  365.472402][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  365.496387][ T6341] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  365.496422][ T6341] em28xx 1-1:1.0: board has no eeprom
[  365.532597][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  365.532635][ T3215] em28xx 4-1:1.0: board has no eeprom
[  365.556599][   T26] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  365.564502][   T26] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  365.564587][   T26] usb 2-1: Product: syz
[  365.564629][   T26] usb 2-1: Manufacturer: syz
[  365.567634][ T6341] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  365.567757][ T6341] em28xx 1-1:1.0: analog set to bulk mode.
[  365.589681][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  365.589714][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  365.640734][   T10] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  365.640762][   T10] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  365.640777][   T10] em28xx 3-1:1.0: No AC97 audio processor
[  365.645552][   T10] usb 3-1: Decoder not found
[  365.645578][   T10] em28xx 3-1:1.0: failed to create media graph
[  365.645703][   T10] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  365.701032][ T6341] usb 1-1: USB disconnect, device number 124
[  365.716130][   T10] em28xx 3-1:1.0: Remote control support is not available for this card.
[  365.716196][ T5829] em28xx 1-1:1.0: Registering V4L2 extension
[  365.716720][   T26] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  365.716750][   T26] em28xx 2-1:1.0: Video interface 0 found: bulk
[  365.764913][ T6341] em28xx 1-1:1.0: Disconnecting em28xx
[  365.765919][ T3215] usb 4-1: USB disconnect, device number 122
[  365.810184][ T5829] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  365.810212][ T5829] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  365.810228][ T5829] em28xx 1-1:1.0: No AC97 audio processor
[  365.815982][ T5829] usb 1-1: Decoder not found
[  365.816003][ T5829] em28xx 1-1:1.0: failed to create media graph
[  365.816028][ T5829] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  365.820727][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  365.846856][ T5829] em28xx 1-1:1.0: Remote control support is not available for this card.
[  365.853313][   T31] em28xx 4-1:1.0: Registering V4L2 extension
[  365.974795][   T31] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  365.974824][   T31] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  365.975017][   T31] em28xx 4-1:1.0: No AC97 audio processor
[  365.979370][   T31] usb 4-1: Decoder not found
[  365.979449][   T31] em28xx 4-1:1.0: failed to create media graph
[  365.979572][   T31] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  365.996455][   T26] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  366.031869][   T31] em28xx 4-1:1.0: Remote control support is not available for this card.
[  366.031971][ T5752] em28xx 3-1:1.0: Closing input extension
[  366.032810][ T6341] em28xx 1-1:1.0: Closing input extension
[  366.033552][ T3215] em28xx 4-1:1.0: Closing input extension
[  366.074101][ T6341] em28xx: Freeing device
[  366.075825][ T5752] em28xx: Freeing device
[  366.098421][   T26] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  366.098457][   T26] em28xx 2-1:1.0: board has no eeprom
[  366.144598][ T3215] em28xx: Freeing device
[  366.159239][   T26] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  366.159271][   T26] em28xx 2-1:1.0: analog set to bulk mode.
[  366.160366][   T31] em28xx 2-1:1.0: Registering V4L2 extension
[  366.196195][   T26] usb 2-1: USB disconnect, device number 124
[  366.204832][   T26] em28xx 2-1:1.0: Disconnecting em28xx
[  366.264295][   T31] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  366.264327][   T31] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  366.264343][   T31] em28xx 2-1:1.0: No AC97 audio processor
[  366.274879][   T31] usb 2-1: Decoder not found
[  366.274903][   T31] em28xx 2-1:1.0: failed to create media graph
[  366.274928][   T31] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  366.312442][   T31] em28xx 2-1:1.0: Remote control support is not available for this card.
[  366.312536][   T26] em28xx 2-1:1.0: Closing input extension
[  366.331480][   T26] em28xx: Freeing device
[  366.437283][ T6341] usb 1-1: new high-speed USB device number 125 using dummy_hcd
[  366.447649][ T3215] usb 4-1: new high-speed USB device number 123 using dummy_hcd
[  366.488313][ T5752] usb 3-1: new high-speed USB device number 123 using dummy_hcd
[  366.589170][ T6341] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  366.593310][ T6341] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  366.593340][ T6341] usb 1-1: Product: syz
[  366.593356][ T6341] usb 1-1: Manufacturer: syz
[  366.611106][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  366.631964][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  366.632040][ T3215] usb 4-1: Product: syz
[  366.632083][ T3215] usb 4-1: Manufacturer: syz
[  366.642454][ T6341] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  366.642524][ T6341] em28xx 1-1:1.0: Video interface 0 found: bulk
[  366.648650][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  366.683136][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  366.683166][ T5752] usb 3-1: Product: syz
[  366.683182][ T5752] usb 3-1: Manufacturer: syz
[  366.712526][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  366.712566][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  366.712701][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  366.712729][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  366.787539][   T26] usb 2-1: new high-speed USB device number 125 using dummy_hcd
[  366.867778][ T6341] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  366.931722][ T6341] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  366.931751][ T6341] em28xx 1-1:1.0: board has no eeprom
[  366.945524][   T26] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  366.948803][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  366.959230][   T26] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  366.959300][   T26] usb 2-1: Product: syz
[  366.959338][   T26] usb 2-1: Manufacturer: syz
[  366.985963][   T26] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  366.986071][   T26] em28xx 2-1:1.0: Video interface 0 found: bulk
[  366.991022][ T6341] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  366.991169][ T6341] em28xx 1-1:1.0: analog set to bulk mode.
[  367.003653][   T31] em28xx 1-1:1.0: Registering V4L2 extension
[  367.024155][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  367.050277][ T6341] usb 1-1: USB disconnect, device number 125
[  367.050503][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  367.050534][ T3215] em28xx 4-1:1.0: board has no eeprom
[  367.056016][ T6341] em28xx 1-1:1.0: Disconnecting em28xx
[  367.094799][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  367.094843][ T5752] em28xx 3-1:1.0: board has no eeprom
[  367.107406][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  367.107439][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  367.144276][   T31] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  367.144311][   T31] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  367.144326][   T31] em28xx 1-1:1.0: No AC97 audio processor
[  367.145874][ T3215] usb 4-1: USB disconnect, device number 123
[  367.161195][   T31] usb 1-1: Decoder not found
[  367.167107][   T31] em28xx 1-1:1.0: failed to create media graph
[  367.167206][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  367.167224][   T31] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  367.167232][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  367.210357][   T31] em28xx 1-1:1.0: Remote control support is not available for this card.
[  367.210473][ T7790] em28xx 4-1:1.0: Registering V4L2 extension
[  367.214011][ T5752] usb 3-1: USB disconnect, device number 123
[  367.216709][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  367.226417][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  367.277889][   T26] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  367.300938][ T7790] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  367.300959][ T7790] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  367.300970][ T7790] em28xx 4-1:1.0: No AC97 audio processor
[  367.302129][ T7790] usb 4-1: Decoder not found
[  367.302146][ T7790] em28xx 4-1:1.0: failed to create media graph
[  367.302168][ T7790] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  367.304078][ T7790] em28xx 4-1:1.0: Remote control support is not available for this card.
[  367.304153][ T6312] em28xx 3-1:1.0: Registering V4L2 extension
[  367.370063][   T26] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  367.370097][   T26] em28xx 2-1:1.0: board has no eeprom
[  367.419878][ T6312] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  367.419908][ T6312] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  367.419925][ T6312] em28xx 3-1:1.0: No AC97 audio processor
[  367.424883][ T6312] usb 3-1: Decoder not found
[  367.424906][ T6312] em28xx 3-1:1.0: failed to create media graph
[  367.424931][ T6312] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  367.428738][   T26] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  367.428810][   T26] em28xx 2-1:1.0: analog set to bulk mode.
[  367.487121][ T6312] em28xx 3-1:1.0: Remote control support is not available for this card.
[  367.487295][ T6341] em28xx 1-1:1.0: Closing input extension
[  367.488799][ T5752] em28xx 3-1:1.0: Closing input extension
[  367.490589][ T3215] em28xx 4-1:1.0: Closing input extension
[  367.490680][ T7790] em28xx 2-1:1.0: Registering V4L2 extension
[  367.546659][ T6341] em28xx: Freeing device
[  367.552408][   T26] usb 2-1: USB disconnect, device number 125
[  367.569916][   T26] em28xx 2-1:1.0: Disconnecting em28xx
[  367.571124][ T5752] em28xx: Freeing device
[  367.610472][ T7790] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  367.610503][ T7790] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  367.610519][ T7790] em28xx 2-1:1.0: No AC97 audio processor
[  367.654565][ T7790] usb 2-1: Decoder not found
[  367.654588][ T7790] em28xx 2-1:1.0: failed to create media graph
[  367.654614][ T7790] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  367.692553][ T7790] em28xx 2-1:1.0: Remote control support is not available for this card.
[  367.692893][   T26] em28xx 2-1:1.0: Closing input extension
[  367.699813][ T3215] em28xx: Freeing device
[  367.762078][   T26] em28xx: Freeing device
[  367.968343][ T5752] usb 3-1: new high-speed USB device number 124 using dummy_hcd
[  368.027470][ T6341] usb 1-1: new high-speed USB device number 126 using dummy_hcd
[  368.047309][ T3215] usb 4-1: new high-speed USB device number 124 using dummy_hcd
[  368.127344][   T26] usb 2-1: new high-speed USB device number 126 using dummy_hcd
[  368.140349][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  368.151098][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  368.151183][ T5752] usb 3-1: Product: syz
[  368.151244][ T5752] usb 3-1: Manufacturer: syz
[  368.180643][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  368.180673][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  368.205022][ T6341] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  368.205608][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  368.219144][ T6341] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  368.219305][ T6341] usb 1-1: Product: syz
[  368.219358][ T6341] usb 1-1: Manufacturer: syz
[  368.222155][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  368.222243][ T3215] usb 4-1: Product: syz
[  368.222294][ T3215] usb 4-1: Manufacturer: syz
[  368.270095][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  368.270134][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  368.272469][ T6341] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  368.272496][ T6341] em28xx 1-1:1.0: Video interface 0 found: bulk
[  368.283927][   T26] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  368.320821][   T26] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  368.320884][   T26] usb 2-1: Product: syz
[  368.320901][   T26] usb 2-1: Manufacturer: syz
[  368.353165][   T26] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  368.353231][   T26] em28xx 2-1:1.0: Video interface 0 found: bulk
[  368.438422][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  368.503131][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  368.503163][ T5752] em28xx 3-1:1.0: board has no eeprom
[  368.528223][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  368.531756][ T6341] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  368.557353][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  368.557395][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  368.558401][ T6312] em28xx 3-1:1.0: Registering V4L2 extension
[  368.564323][ T5752] usb 3-1: USB disconnect, device number 124
[  368.566036][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  368.609011][   T26] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  368.611239][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  368.611433][ T6341] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  368.611460][ T6341] em28xx 1-1:1.0: board has no eeprom
[  368.611619][ T3215] em28xx 4-1:1.0: board has no eeprom
[  368.662499][ T6312] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  368.662521][ T6312] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  368.662532][ T6312] em28xx 3-1:1.0: No AC97 audio processor
[  368.664343][ T6312] usb 3-1: Decoder not found
[  368.664364][ T6312] em28xx 3-1:1.0: failed to create media graph
[  368.664388][ T6312] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  368.666310][ T6312] em28xx 3-1:1.0: Remote control support is not available for this card.
[  368.666381][ T5752] em28xx 3-1:1.0: Closing input extension
[  368.671676][ T6341] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  368.671777][ T6341] em28xx 1-1:1.0: analog set to bulk mode.
[  368.672158][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  368.672218][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  368.685317][ T7790] em28xx 1-1:1.0: Registering V4L2 extension
[  368.716656][   T26] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  368.716760][   T26] em28xx 2-1:1.0: board has no eeprom
[  368.778173][   T26] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  368.778206][   T26] em28xx 2-1:1.0: analog set to bulk mode.
[  368.783825][ T5752] em28xx: Freeing device
[  368.815026][   T26] usb 2-1: USB disconnect, device number 126
[  368.833365][ T6341] usb 1-1: USB disconnect, device number 126
[  368.833512][ T7790] em28xx 1-1:1.0: reading from i2c device at 0x4a failed (error=-5)
[  368.833650][ T7790] em28xx 1-1:1.0: reading from i2c device at 0x48 failed (error=-19)
[  368.833757][ T7790] em28xx 1-1:1.0: reading from i2c device at 0x42 failed (error=-19)
[  368.833862][ T7790] em28xx 1-1:1.0: reading from i2c device at 0x40 failed (error=-19)
[  368.833942][ T7790] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  368.834016][ T7790] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  368.834031][ T7790] em28xx 1-1:1.0: No AC97 audio processor
[  368.876332][ T3215] usb 4-1: USB disconnect, device number 124
[  368.931630][ T6341] em28xx 1-1:1.0: Disconnecting em28xx
[  368.942961][ T7790] usb 1-1: Decoder not found
[  368.943112][ T7790] em28xx 1-1:1.0: failed to create media graph
[  368.943183][ T7790] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  368.948382][   T26] em28xx 2-1:1.0: Disconnecting em28xx
[  368.977097][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  368.990196][ T7790] em28xx 1-1:1.0: Remote control support is not available for this card.
[  368.990273][ T5829] em28xx 4-1:1.0: Registering V4L2 extension
[  369.122486][ T5829] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  369.122517][ T5829] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  369.122533][ T5829] em28xx 4-1:1.0: No AC97 audio processor
[  369.126427][ T5829] usb 4-1: Decoder not found
[  369.126450][ T5829] em28xx 4-1:1.0: failed to create media graph
[  369.126475][ T5829] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  369.137615][ T5829] em28xx 4-1:1.0: Remote control support is not available for this card.
[  369.137715][ T3215] em28xx 4-1:1.0: Closing input extension
[  369.139828][   T31] em28xx 2-1:1.0: Registering V4L2 extension
[  369.208707][ T3215] em28xx: Freeing device
[  369.301590][   T31] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  369.301611][   T31] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  369.301623][   T31] em28xx 2-1:1.0: No AC97 audio processor
[  369.302931][   T31] usb 2-1: Decoder not found
[  369.302951][   T31] em28xx 2-1:1.0: failed to create media graph
[  369.302975][   T31] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  369.304511][   T31] em28xx 2-1:1.0: Remote control support is not available for this card.
[  369.304559][ T6341] em28xx 1-1:1.0: Closing input extension
[  369.305165][   T26] em28xx 2-1:1.0: Closing input extension
[  369.353148][ T6341] em28xx: Freeing device
[  369.354019][   T26] em28xx: Freeing device
[  369.387923][ T5752] usb 3-1: new high-speed USB device number 125 using dummy_hcd
[  369.548281][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  369.552974][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  369.552996][ T5752] usb 3-1: Product: syz
[  369.553008][ T5752] usb 3-1: Manufacturer: syz
[  369.576287][ T3215] usb 4-1: new high-speed USB device number 125 using dummy_hcd
[  369.606023][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  369.606058][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  369.737382][ T6341] usb 1-1: new high-speed USB device number 127 using dummy_hcd
[  369.737575][   T26] usb 2-1: new high-speed USB device number 127 using dummy_hcd
[  369.750789][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  369.763162][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  369.763310][ T3215] usb 4-1: Product: syz
[  369.763326][ T3215] usb 4-1: Manufacturer: syz
[  369.794158][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  369.794201][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  369.869179][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  369.908829][   T26] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  369.909058][ T6341] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  369.911921][   T26] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  369.911941][   T26] usb 2-1: Product: syz
[  369.912021][   T26] usb 2-1: Manufacturer: syz
[  369.914394][ T6341] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  369.914421][ T6341] usb 1-1: Product: syz
[  369.914436][ T6341] usb 1-1: Manufacturer: syz
[  369.984442][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  369.984476][ T5752] em28xx 3-1:1.0: board has no eeprom
[  370.003526][   T26] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  370.003575][   T26] em28xx 2-1:1.0: Video interface 0 found: bulk
[  370.018189][ T6341] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  370.018227][ T6341] em28xx 1-1:1.0: Video interface 0 found: bulk
[  370.044023][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  370.044053][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  370.063297][   T10] em28xx 3-1:1.0: Registering V4L2 extension
[  370.065082][ T5752] usb 3-1: USB disconnect, device number 125
[  370.075196][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  370.094990][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  370.131670][   T10] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  370.131698][   T10] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  370.131713][   T10] em28xx 3-1:1.0: No AC97 audio processor
[  370.134330][   T10] usb 3-1: Decoder not found
[  370.134352][   T10] em28xx 3-1:1.0: failed to create media graph
[  370.134377][   T10] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  370.193534][   T10] em28xx 3-1:1.0: Remote control support is not available for this card.
[  370.193615][ T5752] em28xx 3-1:1.0: Closing input extension
[  370.196549][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  370.196582][ T3215] em28xx 4-1:1.0: board has no eeprom
[  370.233941][ T5752] em28xx: Freeing device
[  370.250562][   T26] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  370.257694][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  370.257778][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  370.260889][ T6341] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  370.266455][ T5829] em28xx 4-1:1.0: Registering V4L2 extension
[  370.297335][ T3215] usb 4-1: USB disconnect, device number 125
[  370.301766][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  370.335399][   T26] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  370.335435][   T26] em28xx 2-1:1.0: board has no eeprom
[  370.358760][ T6341] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  370.358794][ T6341] em28xx 1-1:1.0: board has no eeprom
2026/10/22 15:34:37 executed programs: 508
[  370.412076][   T26] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  370.412109][   T26] em28xx 2-1:1.0: analog set to bulk mode.
[  370.419525][ T6341] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  370.419611][ T6341] em28xx 1-1:1.0: analog set to bulk mode.
[  370.471082][   T26] usb 2-1: USB disconnect, device number 127
[  370.472356][ T5829] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  370.472421][ T5829] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  370.472463][ T5829] em28xx 4-1:1.0: No AC97 audio processor
[  370.510747][   T26] em28xx 2-1:1.0: Disconnecting em28xx
[  370.516738][ T6341] usb 1-1: USB disconnect, device number 127
[  370.520370][ T5829] usb 4-1: Decoder not found
[  370.520436][ T5829] em28xx 4-1:1.0: failed to create media graph
[  370.520508][ T5829] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  370.557099][ T5829] em28xx 4-1:1.0: Remote control support is not available for this card.
[  370.559399][   T31] em28xx 2-1:1.0: Registering V4L2 extension
[  370.596844][ T6341] em28xx 1-1:1.0: Disconnecting em28xx
[  370.635419][   T31] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  370.635446][   T31] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  370.635463][   T31] em28xx 2-1:1.0: No AC97 audio processor
[  370.645401][   T31] usb 2-1: Decoder not found
[  370.645426][   T31] em28xx 2-1:1.0: failed to create media graph
[  370.645451][   T31] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  370.672332][   T31] em28xx 2-1:1.0: Remote control support is not available for this card.
[  370.672483][ T6309] em28xx 1-1:1.0: Registering V4L2 extension
[  370.745169][ T6309] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  370.745197][ T6309] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  370.745211][ T6309] em28xx 1-1:1.0: No AC97 audio processor
[  370.761471][ T6309] usb 1-1: Decoder not found
[  370.761535][ T6309] em28xx 1-1:1.0: failed to create media graph
[  370.761585][ T6309] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  370.763053][ T5752] usb 3-1: new high-speed USB device number 126 using dummy_hcd
[  370.775764][ T6309] em28xx 1-1:1.0: Remote control support is not available for this card.
[  370.777705][ T3215] em28xx 4-1:1.0: Closing input extension
[  370.779459][   T26] em28xx 2-1:1.0: Closing input extension
[  370.779610][ T6341] em28xx 1-1:1.0: Closing input extension
[  370.853686][ T3215] em28xx: Freeing device
[  370.862998][   T26] em28xx: Freeing device
[  370.867009][ T6341] em28xx: Freeing device
[  370.977827][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  370.982616][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  370.982645][ T5752] usb 3-1: Product: syz
[  370.982661][ T5752] usb 3-1: Manufacturer: syz
[  371.029565][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  371.029609][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  371.187354][   T26] usb 2-1: new high-speed USB device number 2 using dummy_hcd
[  371.197647][ T6341] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[  371.209462][ T3215] usb 4-1: new high-speed USB device number 126 using dummy_hcd
[  371.287858][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  371.338245][   T26] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  371.341308][   T26] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  371.341339][   T26] usb 2-1: Product: syz
[  371.341354][   T26] usb 2-1: Manufacturer: syz
[  371.383662][   T26] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  371.383709][   T26] em28xx 2-1:1.0: Video interface 0 found: bulk
[  371.396016][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  371.396140][ T5752] em28xx 3-1:1.0: board has no eeprom
[  371.418863][ T6341] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  371.428976][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  371.453275][ T6341] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  371.453366][ T6341] usb 1-1: Product: syz
[  371.453409][ T6341] usb 1-1: Manufacturer: syz
[  371.456548][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  371.456604][ T3215] usb 4-1: Product: syz
[  371.456618][ T3215] usb 4-1: Manufacturer: syz
[  371.457327][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  371.457357][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  371.506750][ T6312] em28xx 3-1:1.0: Registering V4L2 extension
[  371.529805][ T5752] usb 3-1: USB disconnect, device number 126
[  371.534131][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  371.572597][ T6341] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  371.572637][ T6341] em28xx 1-1:1.0: Video interface 0 found: bulk
[  371.584292][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  371.584516][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  371.630408][   T26] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  371.666574][ T6312] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  371.666625][ T6312] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  371.666643][ T6312] em28xx 3-1:1.0: No AC97 audio processor
[  371.694668][ T6312] usb 3-1: Decoder not found
[  371.694693][ T6312] em28xx 3-1:1.0: failed to create media graph
[  371.694719][ T6312] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  371.727812][ T6312] em28xx 3-1:1.0: Remote control support is not available for this card.
[  371.727883][ T5752] em28xx 3-1:1.0: Closing input extension
[  371.732203][   T26] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  371.732235][   T26] em28xx 2-1:1.0: board has no eeprom
[  371.734946][ T5752] em28xx: Freeing device
[  371.789445][   T26] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  371.789505][   T26] em28xx 2-1:1.0: analog set to bulk mode.
[  371.789957][ T6309] em28xx 2-1:1.0: Registering V4L2 extension
[  371.800088][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  371.850106][   T26] usb 2-1: USB disconnect, device number 2
[  371.854616][ T6341] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  371.873849][   T26] em28xx 2-1:1.0: Disconnecting em28xx
[  371.908243][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  371.912298][ T3215] em28xx 4-1:1.0: board has no eeprom
[  371.912625][ T6309] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  371.912657][ T6309] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  371.912673][ T6309] em28xx 2-1:1.0: No AC97 audio processor
[  371.936671][ T6309] usb 2-1: Decoder not found
[  371.936736][ T6309] em28xx 2-1:1.0: failed to create media graph
[  371.936811][ T6309] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  371.958211][ T6341] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  371.958251][ T6341] em28xx 1-1:1.0: board has no eeprom
[  371.967741][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  371.967826][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  371.971895][ T6309] em28xx 2-1:1.0: Remote control support is not available for this card.
[  371.973870][   T26] em28xx 2-1:1.0: Closing input extension
[  371.984994][ T6309] em28xx 4-1:1.0: Registering V4L2 extension
[  372.030666][ T6341] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  372.030752][ T6341] em28xx 1-1:1.0: analog set to bulk mode.
[  372.070186][   T26] em28xx: Freeing device
[  372.085237][ T3215] usb 4-1: USB disconnect, device number 126
[  372.100809][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  372.114715][ T6341] usb 1-1: USB disconnect, device number 2
[  372.145268][ T6341] em28xx 1-1:1.0: Disconnecting em28xx
[  372.155637][ T6309] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  372.155663][ T6309] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  372.155678][ T6309] em28xx 4-1:1.0: No AC97 audio processor
[  372.182266][ T6309] usb 4-1: Decoder not found
[  372.182289][ T6309] em28xx 4-1:1.0: failed to create media graph
[  372.182313][ T6309] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  372.195216][ T6309] em28xx 4-1:1.0: Remote control support is not available for this card.
[  372.195609][   T31] em28xx 1-1:1.0: Registering V4L2 extension
[  372.347857][ T5752] usb 3-1: new high-speed USB device number 127 using dummy_hcd
[  372.391310][   T31] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  372.391338][   T31] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  372.391354][   T31] em28xx 1-1:1.0: No AC97 audio processor
[  372.394813][   T31] usb 1-1: Decoder not found
[  372.394835][   T31] em28xx 1-1:1.0: failed to create media graph
[  372.394859][   T31] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  372.402691][   T31] em28xx 1-1:1.0: Remote control support is not available for this card.
[  372.402850][ T3215] em28xx 4-1:1.0: Closing input extension
[  372.404631][ T6341] em28xx 1-1:1.0: Closing input extension
[  372.466627][ T3215] em28xx: Freeing device
[  372.500691][ T6341] em28xx: Freeing device
[  372.540403][ T5752] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  372.556922][ T5752] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  372.556956][ T5752] usb 3-1: Product: syz
[  372.556974][ T5752] usb 3-1: Manufacturer: syz
[  372.585740][ T5752] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  372.585778][ T5752] em28xx 3-1:1.0: Video interface 0 found: bulk
[  372.605066][   T26] usb 2-1: new high-speed USB device number 3 using dummy_hcd
[  372.762072][   T26] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  372.766887][   T26] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  372.766919][   T26] usb 2-1: Product: syz
[  372.766935][   T26] usb 2-1: Manufacturer: syz
[  372.784558][   T26] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  372.784689][   T26] em28xx 2-1:1.0: Video interface 0 found: bulk
[  372.788815][ T3215] usb 4-1: new high-speed USB device number 127 using dummy_hcd
[  372.817780][ T6341] usb 1-1: new high-speed USB device number 3 using dummy_hcd
[  372.867862][ T5752] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  372.943266][ T5752] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  372.943304][ T5752] em28xx 3-1:1.0: board has no eeprom
[  372.953359][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  372.973652][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  372.973681][ T3215] usb 4-1: Product: syz
[  372.973697][ T3215] usb 4-1: Manufacturer: syz
[  372.994449][ T6341] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  373.006507][ T5752] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  373.006538][ T5752] em28xx 3-1:1.0: analog set to bulk mode.
[  373.006901][ T6312] em28xx 3-1:1.0: Registering V4L2 extension
[  373.045803][ T5752] usb 3-1: USB disconnect, device number 127
[  373.058852][ T5752] em28xx 3-1:1.0: Disconnecting em28xx
[  373.062219][ T6341] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  373.062248][ T6341] usb 1-1: Product: syz
[  373.062263][ T6341] usb 1-1: Manufacturer: syz
[  373.083589][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  373.083686][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  373.085038][   T26] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  373.135845][ T6341] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  373.141295][ T6341] em28xx 1-1:1.0: Video interface 0 found: bulk
[  373.177424][ T6312] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  373.177454][ T6312] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  373.177470][ T6312] em28xx 3-1:1.0: No AC97 audio processor
[  373.180202][ T6312] usb 3-1: Decoder not found
[  373.180224][ T6312] em28xx 3-1:1.0: failed to create media graph
[  373.180249][ T6312] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  373.181980][   T26] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  373.182009][   T26] em28xx 2-1:1.0: board has no eeprom
[  373.183945][ T6312] em28xx 3-1:1.0: Remote control support is not available for this card.
[  373.184009][ T5752] em28xx 3-1:1.0: Closing input extension
[  373.237852][   T26] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  373.238004][   T26] em28xx 2-1:1.0: analog set to bulk mode.
[  373.275978][ T6419] em28xx 2-1:1.0: Registering V4L2 extension
[  373.276710][ T5752] em28xx: Freeing device
[  373.305517][   T26] usb 2-1: USB disconnect, device number 3
[  373.315247][   T26] em28xx 2-1:1.0: Disconnecting em28xx
[  373.328572][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  373.369125][ T6419] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  373.369154][ T6419] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  373.369171][ T6419] em28xx 2-1:1.0: No AC97 audio processor
[  373.402522][ T6419] usb 2-1: Decoder not found
[  373.402546][ T6419] em28xx 2-1:1.0: failed to create media graph
[  373.402571][ T6419] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  373.414393][ T6341] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  373.438163][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  373.438198][ T3215] em28xx 4-1:1.0: board has no eeprom
[  373.439738][ T6419] em28xx 2-1:1.0: Remote control support is not available for this card.
[  373.439967][   T26] em28xx 2-1:1.0: Closing input extension
[  373.469972][   T26] em28xx: Freeing device
[  373.502636][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  373.502668][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  373.517896][ T6419] em28xx 4-1:1.0: Registering V4L2 extension
[  373.541064][ T6341] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  373.541098][ T6341] em28xx 1-1:1.0: board has no eeprom
[  373.552022][ T3215] usb 4-1: USB disconnect, device number 127
[  373.582336][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  373.598173][ T6341] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  373.598206][ T6341] em28xx 1-1:1.0: analog set to bulk mode.
[  373.624237][ T6419] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  373.624266][ T6419] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  373.624282][ T6419] em28xx 4-1:1.0: No AC97 audio processor
[  373.635947][ T6419] usb 4-1: Decoder not found
[  373.636000][ T6419] em28xx 4-1:1.0: failed to create media graph
[  373.636104][ T6419] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  373.646062][ T6341] usb 1-1: USB disconnect, device number 3
[  373.685979][ T6419] em28xx 4-1:1.0: Remote control support is not available for this card.
[  373.686060][ T6309] em28xx 1-1:1.0: Registering V4L2 extension
[  373.703950][ T6341] em28xx 1-1:1.0: Disconnecting em28xx
[  373.790348][ T6309] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  373.790380][ T6309] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  373.790399][ T6309] em28xx 1-1:1.0: No AC97 audio processor
[  373.792472][ T6309] usb 1-1: Decoder not found
[  373.792491][ T6309] em28xx 1-1:1.0: failed to create media graph
[  373.792517][ T6309] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  373.794781][ T6309] em28xx 1-1:1.0: Remote control support is not available for this card.
[  373.794843][ T3215] em28xx 4-1:1.0: Closing input extension
[  373.795757][ T6341] em28xx 1-1:1.0: Closing input extension
[  373.817632][   T31] usb 3-1: new high-speed USB device number 2 using dummy_hcd
[  373.845725][ T3215] em28xx: Freeing device
[  373.849150][ T6341] em28xx: Freeing device
[  373.978220][   T31] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  373.981823][   T31] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  373.981852][   T31] usb 3-1: Product: syz
[  373.981868][   T31] usb 3-1: Manufacturer: syz
[  374.015841][ T6312] usb 2-1: new high-speed USB device number 4 using dummy_hcd
[  374.021246][   T31] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  374.021342][   T31] em28xx 3-1:1.0: Video interface 0 found: bulk
[  374.198086][ T6312] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  374.203121][ T6312] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  374.203149][ T6312] usb 2-1: Product: syz
[  374.203169][ T6312] usb 2-1: Manufacturer: syz
[  374.237623][ T6312] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  374.237660][ T6312] em28xx 2-1:1.0: Video interface 0 found: bulk
[  374.247681][ T3215] usb 4-1: new high-speed USB device number 2 using dummy_hcd
[  374.259684][   T31] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  374.281510][ T6341] usb 1-1: new high-speed USB device number 4 using dummy_hcd
[  374.321762][   T31] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  374.321795][   T31] em28xx 3-1:1.0: board has no eeprom
[  374.378471][   T31] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  374.378633][   T31] em28xx 3-1:1.0: analog set to bulk mode.
[  374.383785][ T6419] em28xx 3-1:1.0: Registering V4L2 extension
[  374.394025][   T31] usb 3-1: USB disconnect, device number 2
[  374.404018][ T3215] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  374.422519][   T31] em28xx 3-1:1.0: Disconnecting em28xx
[  374.433608][ T6341] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  374.435457][ T3215] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  374.435485][ T3215] usb 4-1: Product: syz
[  374.435501][ T3215] usb 4-1: Manufacturer: syz
[  374.462097][ T6341] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  374.462173][ T6341] usb 1-1: Product: syz
[  374.462221][ T6341] usb 1-1: Manufacturer: syz
[  374.525761][ T3215] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  374.525801][ T3215] em28xx 4-1:1.0: Video interface 0 found: bulk
[  374.526335][ T6419] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  374.526357][ T6419] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  374.526373][ T6419] em28xx 3-1:1.0: No AC97 audio processor
[  374.552116][ T6419] usb 3-1: Decoder not found
[  374.552173][ T6419] em28xx 3-1:1.0: failed to create media graph
[  374.552201][ T6419] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  374.587740][ T6312] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  374.591659][ T6341] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  374.591696][ T6341] em28xx 1-1:1.0: Video interface 0 found: bulk
[  374.594398][ T6419] em28xx 3-1:1.0: Remote control support is not available for this card.
[  374.594504][   T31] em28xx 3-1:1.0: Closing input extension
[  374.636584][   T31] em28xx: Freeing device
[  374.656227][ T6312] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  374.656261][ T6312] em28xx 2-1:1.0: board has no eeprom
[  374.707292][ T6312] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  374.707323][ T6312] em28xx 2-1:1.0: analog set to bulk mode.
[  374.714306][ T5752] em28xx 2-1:1.0: Registering V4L2 extension
[  374.716203][ T6312] usb 2-1: USB disconnect, device number 4
[  374.749658][ T6312] em28xx 2-1:1.0: Disconnecting em28xx
[  374.766654][ T3215] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  374.771598][ T6341] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  374.845250][ T3215] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  374.847072][ T3215] em28xx 4-1:1.0: board has no eeprom
[  374.868563][ T6341] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  374.868596][ T6341] em28xx 1-1:1.0: board has no eeprom
[  374.884647][ T5752] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  374.884730][ T5752] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  374.884777][ T5752] em28xx 2-1:1.0: No AC97 audio processor
[  374.896496][ T5752] usb 2-1: Decoder not found
[  374.896519][ T5752] em28xx 2-1:1.0: failed to create media graph
[  374.896544][ T5752] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  374.908095][ T5752] em28xx 2-1:1.0: Remote control support is not available for this card.
[  374.908270][ T6312] em28xx 2-1:1.0: Closing input extension
[  374.918773][ T6312] em28xx: Freeing device
[  374.933710][ T3215] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  374.933741][ T3215] em28xx 4-1:1.0: analog set to bulk mode.
[  374.934766][   T31] em28xx 4-1:1.0: Registering V4L2 extension
[  374.969560][ T6341] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  374.969593][ T6341] em28xx 1-1:1.0: analog set to bulk mode.
[  375.001036][ T6341] usb 1-1: USB disconnect, device number 4
[  375.005049][ T6341] em28xx 1-1:1.0: Disconnecting em28xx
[  375.019629][ T3215] usb 4-1: USB disconnect, device number 2
[  375.037291][ T3215] em28xx 4-1:1.0: Disconnecting em28xx
[  375.081513][   T10] usb 3-1: new high-speed USB device number 3 using dummy_hcd
[  375.090322][   T31] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  375.090350][   T31] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  375.090366][   T31] em28xx 4-1:1.0: No AC97 audio processor
[  375.121735][   T31] usb 4-1: Decoder not found
[  375.121760][   T31] em28xx 4-1:1.0: failed to create media graph
[  375.121785][   T31] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  375.124858][   T31] em28xx 4-1:1.0: Remote control support is not available for this card.
[  375.126673][ T3215] em28xx 4-1:1.0: Closing input extension
[  375.161929][ T6419] em28xx 1-1:1.0: Registering V4L2 extension
[  375.183246][ T3215] em28xx: Freeing device
[  375.241054][   T10] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  375.265663][   T10] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  375.265698][   T10] usb 3-1: Product: syz
[  375.265716][   T10] usb 3-1: Manufacturer: syz
[  375.276273][ T6419] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  375.276302][ T6419] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  375.276319][ T6419] em28xx 1-1:1.0: No AC97 audio processor
[  375.326382][ T6419] usb 1-1: Decoder not found
[  375.326406][ T6419] em28xx 1-1:1.0: failed to create media graph
[  375.326431][ T6419] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  375.351799][ T6419] em28xx 1-1:1.0: Remote control support is not available for this card.
[  375.353743][ T6341] em28xx 1-1:1.0: Closing input extension
[  375.355585][   T10] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  375.355622][   T10] em28xx 3-1:1.0: Video interface 0 found: bulk
[  375.399340][ T6341] em28xx: Freeing device
[  375.468324][ T5752] usb 2-1: new high-speed USB device number 5 using dummy_hcd
[  375.579301][   T10] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  375.620136][ T5752] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  375.625217][ T5752] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  375.625247][ T5752] usb 2-1: Product: syz
[  375.625268][ T5752] usb 2-1: Manufacturer: syz
[  375.661623][ T5752] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  375.661651][ T5752] em28xx 2-1:1.0: Video interface 0 found: bulk
[  375.661846][   T10] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  375.661921][   T10] em28xx 3-1:1.0: board has no eeprom
[  375.677462][ T6419] usb 4-1: new high-speed USB device number 3 using dummy_hcd
[  375.727402][   T10] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  375.727434][   T10] em28xx 3-1:1.0: analog set to bulk mode.
[  375.729274][ T5764] em28xx 3-1:1.0: Registering V4L2 extension
[  375.735336][   T10] usb 3-1: USB disconnect, device number 3
[  375.768262][ T6341] usb 1-1: new high-speed USB device number 5 using dummy_hcd
[  375.768663][   T10] em28xx 3-1:1.0: Disconnecting em28xx
[  375.803392][ T5764] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  375.803422][ T5764] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  375.803439][ T5764] em28xx 3-1:1.0: No AC97 audio processor
[  375.830254][ T5764] usb 3-1: Decoder not found
[  375.830305][ T5764] em28xx 3-1:1.0: failed to create media graph
[  375.830331][ T5764] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  375.833053][ T5764] em28xx 3-1:1.0: Remote control support is not available for this card.
[  375.833365][   T10] em28xx 3-1:1.0: Closing input extension
[  375.876815][   T10] em28xx: Freeing device
[  375.883002][ T6419] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  375.905558][ T6419] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  375.905592][ T6419] usb 4-1: Product: syz
[  375.905610][ T6419] usb 4-1: Manufacturer: syz
[  375.930755][ T6341] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  375.931333][ T5752] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  375.957440][ T6341] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  375.957481][ T6341] usb 1-1: Product: syz
[  375.957497][ T6341] usb 1-1: Manufacturer: syz
[  375.987465][ T6419] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  375.987540][ T6419] em28xx 4-1:1.0: Video interface 0 found: bulk
[  375.996226][ T6341] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  375.996266][ T6341] em28xx 1-1:1.0: Video interface 0 found: bulk
[  376.000683][ T5752] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  376.000787][ T5752] em28xx 2-1:1.0: board has no eeprom
2026/10/22 15:34:43 executed programs: 524
[  376.057561][ T5752] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  376.057600][ T5752] em28xx 2-1:1.0: analog set to bulk mode.
[  376.059109][ T6312] em28xx 2-1:1.0: Registering V4L2 extension
[  376.083816][ T5752] usb 2-1: USB disconnect, device number 5
[  376.100083][ T5752] em28xx 2-1:1.0: Disconnecting em28xx
[  376.191773][ T6312] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  376.191802][ T6312] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  376.191818][ T6312] em28xx 2-1:1.0: No AC97 audio processor
[  376.193688][ T6312] usb 2-1: Decoder not found
[  376.193708][ T6312] em28xx 2-1:1.0: failed to create media graph
[  376.193733][ T6312] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  376.195407][ T6312] em28xx 2-1:1.0: Remote control support is not available for this card.
[  376.195476][ T5752] em28xx 2-1:1.0: Closing input extension
[  376.216418][ T5752] em28xx: Freeing device
[  376.226078][ T6419] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  376.261070][ T6341] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  376.323216][ T6419] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  376.323250][ T6419] em28xx 4-1:1.0: board has no eeprom
[  376.355720][ T6341] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  376.355760][ T6341] em28xx 1-1:1.0: board has no eeprom
[  376.377394][   T10] usb 3-1: new high-speed USB device number 4 using dummy_hcd
[  376.395807][ T6419] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  376.395842][ T6419] em28xx 4-1:1.0: analog set to bulk mode.
[  376.411520][   T26] em28xx 4-1:1.0: Registering V4L2 extension
[  376.418371][ T6341] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  376.418402][ T6341] em28xx 1-1:1.0: analog set to bulk mode.
[  376.448370][ T6419] usb 4-1: USB disconnect, device number 3
[  376.452179][ T6419] em28xx 4-1:1.0: Disconnecting em28xx
[  376.452830][ T6341] usb 1-1: USB disconnect, device number 5
[  376.479678][ T6341] em28xx 1-1:1.0: Disconnecting em28xx
[  376.528201][   T10] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  376.528224][   T26] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  376.528244][   T26] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  376.528258][   T26] em28xx 4-1:1.0: No AC97 audio processor
[  376.531796][   T26] usb 4-1: Decoder not found
[  376.531818][   T26] em28xx 4-1:1.0: failed to create media graph
[  376.531842][   T26] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  376.532834][   T10] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  376.532859][   T10] usb 3-1: Product: syz
[  376.532875][   T10] usb 3-1: Manufacturer: syz
[  376.533918][   T26] em28xx 4-1:1.0: Remote control support is not available for this card.
[  376.533972][ T3215] em28xx 1-1:1.0: Registering V4L2 extension
[  376.600701][   T10] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  376.600822][   T10] em28xx 3-1:1.0: Video interface 0 found: bulk
[  376.675674][ T3215] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  376.675729][ T3215] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  376.675746][ T3215] em28xx 1-1:1.0: No AC97 audio processor
[  376.695334][ T3215] usb 1-1: Decoder not found
[  376.695358][ T3215] em28xx 1-1:1.0: failed to create media graph
[  376.695384][ T3215] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  376.732070][ T3215] em28xx 1-1:1.0: Remote control support is not available for this card.
[  376.732139][ T6419] em28xx 4-1:1.0: Closing input extension
[  376.732946][ T6341] em28xx 1-1:1.0: Closing input extension
[  376.741850][ T5752] usb 2-1: new high-speed USB device number 6 using dummy_hcd
[  376.785543][ T6341] em28xx: Freeing device
[  376.786691][ T6419] em28xx: Freeing device
[  376.828200][   T10] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  376.892995][   T10] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  376.893027][   T10] em28xx 3-1:1.0: board has no eeprom
[  376.903165][ T5752] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  376.926443][ T5752] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  376.926478][ T5752] usb 2-1: Product: syz
[  376.926495][ T5752] usb 2-1: Manufacturer: syz
[  376.948781][   T10] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  376.948813][   T10] em28xx 3-1:1.0: analog set to bulk mode.
[  376.965592][ T6312] em28xx 3-1:1.0: Registering V4L2 extension
[  376.983818][ T5752] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  376.983854][ T5752] em28xx 2-1:1.0: Video interface 0 found: bulk
[  377.011778][   T10] usb 3-1: USB disconnect, device number 4
[  377.026328][   T10] em28xx 3-1:1.0: Disconnecting em28xx
[  377.116264][ T6312] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  377.116285][ T6312] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  377.116296][ T6312] em28xx 3-1:1.0: No AC97 audio processor
[  377.123860][ T6312] usb 3-1: Decoder not found
[  377.124010][ T6312] em28xx 3-1:1.0: failed to create media graph
[  377.124085][ T6312] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  377.134666][ T6312] em28xx 3-1:1.0: Remote control support is not available for this card.
[  377.135006][   T10] em28xx 3-1:1.0: Closing input extension
[  377.147522][ T6419] usb 4-1: new high-speed USB device number 4 using dummy_hcd
[  377.162060][   T10] em28xx: Freeing device
[  377.194322][ T6341] usb 1-1: new high-speed USB device number 6 using dummy_hcd
[  377.247668][ T5752] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  377.312721][ T5752] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  377.312746][ T5752] em28xx 2-1:1.0: board has no eeprom
[  377.348272][ T6341] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  377.348516][ T6419] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  377.354852][ T6341] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  377.354881][ T6341] usb 1-1: Product: syz
[  377.354894][ T6341] usb 1-1: Manufacturer: syz
[  377.356569][ T6419] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  377.356597][ T6419] usb 4-1: Product: syz
[  377.356611][ T6419] usb 4-1: Manufacturer: syz
[  377.370331][ T5752] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  377.370430][ T5752] em28xx 2-1:1.0: analog set to bulk mode.
[  377.375370][ T6312] em28xx 2-1:1.0: Registering V4L2 extension
[  377.449168][ T5752] usb 2-1: USB disconnect, device number 6
[  377.470131][ T5752] em28xx 2-1:1.0: Disconnecting em28xx
[  377.475334][ T6419] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  377.475371][ T6419] em28xx 4-1:1.0: Video interface 0 found: bulk
[  377.476454][ T6341] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  377.476486][ T6341] em28xx 1-1:1.0: Video interface 0 found: bulk
[  377.532401][ T6312] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  377.532438][ T6312] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  377.532454][ T6312] em28xx 2-1:1.0: No AC97 audio processor
[  377.534084][ T6312] usb 2-1: Decoder not found
[  377.534106][ T6312] em28xx 2-1:1.0: failed to create media graph
[  377.534130][ T6312] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  377.536697][ T6312] em28xx 2-1:1.0: Remote control support is not available for this card.
[  377.536771][ T5752] em28xx 2-1:1.0: Closing input extension
[  377.583961][ T5752] em28xx: Freeing device
[  377.617369][   T10] usb 3-1: new high-speed USB device number 5 using dummy_hcd
[  377.708112][ T6341] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  377.724940][ T6419] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  377.768774][   T10] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  377.773353][ T6341] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  377.773390][ T6341] em28xx 1-1:1.0: board has no eeprom
[  377.773392][   T10] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  377.773431][   T10] usb 3-1: Product: syz
[  377.773466][   T10] usb 3-1: Manufacturer: syz
[  377.811551][   T10] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  377.811645][   T10] em28xx 3-1:1.0: Video interface 0 found: bulk
[  377.837631][ T6341] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  377.837665][ T6341] em28xx 1-1:1.0: analog set to bulk mode.
[  377.842307][ T6419] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  377.842341][ T6419] em28xx 4-1:1.0: board has no eeprom
[  377.844390][   T26] em28xx 1-1:1.0: Registering V4L2 extension
[  377.845496][ T6341] usb 1-1: USB disconnect, device number 6
[  377.893009][ T6341] em28xx 1-1:1.0: Disconnecting em28xx
[  377.897458][ T6419] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  377.897837][ T6419] em28xx 4-1:1.0: analog set to bulk mode.
[  377.929498][ T6419] usb 4-1: USB disconnect, device number 4
[  377.935560][ T6419] em28xx 4-1:1.0: Disconnecting em28xx
[  377.978268][   T26] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  377.978305][   T26] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  377.978321][   T26] em28xx 1-1:1.0: No AC97 audio processor
[  377.980397][   T26] usb 1-1: Decoder not found
[  377.980417][   T26] em28xx 1-1:1.0: failed to create media graph
[  377.980443][   T26] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  377.986157][   T26] em28xx 1-1:1.0: Remote control support is not available for this card.
[  377.986227][ T3215] em28xx 4-1:1.0: Registering V4L2 extension
[  378.051949][ T5752] usb 2-1: new high-speed USB device number 7 using dummy_hcd
[  378.102952][ T3215] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  378.102976][ T3215] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  378.102989][ T3215] em28xx 4-1:1.0: No AC97 audio processor
[  378.104580][ T3215] usb 4-1: Decoder not found
[  378.104602][ T3215] em28xx 4-1:1.0: failed to create media graph
[  378.104630][ T3215] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  378.106324][ T3215] em28xx 4-1:1.0: Remote control support is not available for this card.
[  378.106389][ T6341] em28xx 1-1:1.0: Closing input extension
[  378.107081][ T6419] em28xx 4-1:1.0: Closing input extension
[  378.163446][ T6341] em28xx: Freeing device
[  378.179073][   T10] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  378.193058][ T6419] em28xx: Freeing device
[  378.217951][ T5752] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  378.222095][ T5752] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  378.222124][ T5752] usb 2-1: Product: syz
[  378.222140][ T5752] usb 2-1: Manufacturer: syz
[  378.278158][   T10] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  378.278198][   T10] em28xx 3-1:1.0: board has no eeprom
[  378.303217][ T5752] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  378.303255][ T5752] em28xx 2-1:1.0: Video interface 0 found: bulk
[  378.337586][   T10] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  378.337619][   T10] em28xx 3-1:1.0: analog set to bulk mode.
[  378.337711][ T5764] em28xx 3-1:1.0: Registering V4L2 extension
[  378.375236][   T10] usb 3-1: USB disconnect, device number 5
[  378.388877][   T10] em28xx 3-1:1.0: Disconnecting em28xx
[  378.493112][ T5764] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  378.493142][ T5764] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  378.493156][ T5764] em28xx 3-1:1.0: No AC97 audio processor
[  378.496857][ T5764] usb 3-1: Decoder not found
[  378.496889][ T5764] em28xx 3-1:1.0: failed to create media graph
[  378.496915][ T5764] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  378.548464][ T5752] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  378.551111][ T5764] em28xx 3-1:1.0: Remote control support is not available for this card.
[  378.552155][   T10] em28xx 3-1:1.0: Closing input extension
[  378.599596][   T10] em28xx: Freeing device
[  378.626776][ T5752] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  378.626814][ T5752] em28xx 2-1:1.0: board has no eeprom
[  378.677351][ T6312] usb 1-1: new high-speed USB device number 7 using dummy_hcd
[  378.677356][ T6419] usb 4-1: new high-speed USB device number 5 using dummy_hcd
[  378.707403][ T5752] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  378.707438][ T5752] em28xx 2-1:1.0: analog set to bulk mode.
[  378.724628][ T5764] em28xx 2-1:1.0: Registering V4L2 extension
[  378.740225][ T5752] usb 2-1: USB disconnect, device number 7
[  378.743926][ T5752] em28xx 2-1:1.0: Disconnecting em28xx
[  378.800446][ T5764] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  378.800478][ T5764] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  378.800497][ T5764] em28xx 2-1:1.0: No AC97 audio processor
[  378.803683][ T5764] usb 2-1: Decoder not found
[  378.803706][ T5764] em28xx 2-1:1.0: failed to create media graph
[  378.803734][ T5764] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  378.805888][ T5764] em28xx 2-1:1.0: Remote control support is not available for this card.
[  378.805962][ T5752] em28xx 2-1:1.0: Closing input extension
[  378.841750][ T6419] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  378.859861][ T6419] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  378.859947][ T6419] usb 4-1: Product: syz
[  378.859989][ T6419] usb 4-1: Manufacturer: syz
[  378.896726][ T6312] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  378.912443][ T6312] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  378.912477][ T6312] usb 1-1: Product: syz
[  378.912497][ T6312] usb 1-1: Manufacturer: syz
[  378.913944][ T5752] em28xx: Freeing device
[  378.973062][ T6312] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  378.973104][ T6312] em28xx 1-1:1.0: Video interface 0 found: bulk
[  378.973923][ T6419] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  378.973960][ T6419] em28xx 4-1:1.0: Video interface 0 found: bulk
[  379.038167][   T10] usb 3-1: new high-speed USB device number 6 using dummy_hcd
[  379.188155][   T10] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  379.191520][   T10] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  379.191553][   T10] usb 3-1: Product: syz
[  379.191570][   T10] usb 3-1: Manufacturer: syz
[  379.209354][ T6312] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  379.225233][   T10] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  379.225338][   T10] em28xx 3-1:1.0: Video interface 0 found: bulk
[  379.249619][ T6419] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  379.271443][ T6312] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  379.271468][ T6312] em28xx 1-1:1.0: board has no eeprom
[  379.311215][ T6419] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  379.311240][ T6419] em28xx 4-1:1.0: board has no eeprom
[  379.329106][ T6312] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  379.329194][ T6312] em28xx 1-1:1.0: analog set to bulk mode.
[  379.336408][ T6466] em28xx 1-1:1.0: Registering V4L2 extension
[  379.364168][ T6312] usb 1-1: USB disconnect, device number 7
[  379.374962][ T6312] em28xx 1-1:1.0: Disconnecting em28xx
[  379.381177][ T6419] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  379.381206][ T6419] em28xx 4-1:1.0: analog set to bulk mode.
[  379.391009][ T5752] usb 2-1: new high-speed USB device number 8 using dummy_hcd
[  379.423143][ T6419] usb 4-1: USB disconnect, device number 5
[  379.452879][ T6419] em28xx 4-1:1.0: Disconnecting em28xx
[  379.474311][ T6466] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  379.474337][ T6466] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  379.474353][ T6466] em28xx 1-1:1.0: No AC97 audio processor
[  379.475955][ T6466] usb 1-1: Decoder not found
[  379.475975][ T6466] em28xx 1-1:1.0: failed to create media graph
[  379.476000][ T6466] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  379.484486][ T6466] em28xx 1-1:1.0: Remote control support is not available for this card.
[  379.485378][ T6312] em28xx 1-1:1.0: Closing input extension
[  379.491147][   T10] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  379.507731][   T26] em28xx 4-1:1.0: Registering V4L2 extension
[  379.529222][ T6312] em28xx: Freeing device
[  379.582496][ T5752] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  379.584811][   T10] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  379.584845][   T10] em28xx 3-1:1.0: board has no eeprom
[  379.621176][ T5752] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  379.621207][ T5752] usb 2-1: Product: syz
[  379.621223][ T5752] usb 2-1: Manufacturer: syz
[  379.633147][   T26] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  379.633172][   T26] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  379.633188][   T26] em28xx 4-1:1.0: No AC97 audio processor
[  379.659837][   T10] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  379.659871][   T10] em28xx 3-1:1.0: analog set to bulk mode.
[  379.682813][   T26] usb 4-1: Decoder not found
[  379.682835][   T26] em28xx 4-1:1.0: failed to create media graph
[  379.682860][   T26] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  379.709428][   T26] em28xx 4-1:1.0: Remote control support is not available for this card.
[  379.709501][ T6419] em28xx 4-1:1.0: Closing input extension
[  379.715178][ T5764] em28xx 3-1:1.0: Registering V4L2 extension
[  379.746021][ T5752] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  379.746060][ T5752] em28xx 2-1:1.0: Video interface 0 found: bulk
[  379.778807][ T6419] em28xx: Freeing device
[  379.789951][   T10] usb 3-1: USB disconnect, device number 6
[  379.821275][   T10] em28xx 3-1:1.0: Disconnecting em28xx
[  379.921218][ T5764] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  379.921248][ T5764] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  379.921263][ T5764] em28xx 3-1:1.0: No AC97 audio processor
[  379.924084][ T5764] usb 3-1: Decoder not found
[  379.924106][ T5764] em28xx 3-1:1.0: failed to create media graph
[  379.924130][ T5764] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  379.926062][ T5764] em28xx 3-1:1.0: Remote control support is not available for this card.
[  379.926138][   T10] em28xx 3-1:1.0: Closing input extension
[  379.940892][ T5752] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  379.978784][   T10] em28xx: Freeing device
[  380.019876][ T5752] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  380.019913][ T5752] em28xx 2-1:1.0: board has no eeprom
[  380.077292][ T5752] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  380.077324][ T5752] em28xx 2-1:1.0: analog set to bulk mode.
[  380.083005][ T5764] em28xx 2-1:1.0: Registering V4L2 extension
[  380.084179][ T5752] usb 2-1: USB disconnect, device number 8
[  380.096715][ T5752] em28xx 2-1:1.0: Disconnecting em28xx
[  380.101854][   T26] usb 1-1: new high-speed USB device number 8 using dummy_hcd
[  380.211196][ T6419] usb 4-1: new high-speed USB device number 6 using dummy_hcd
[  380.214585][ T5764] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  380.214611][ T5764] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  380.214626][ T5764] em28xx 2-1:1.0: No AC97 audio processor
[  380.216608][ T5764] usb 2-1: Decoder not found
[  380.216630][ T5764] em28xx 2-1:1.0: failed to create media graph
[  380.216655][ T5764] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  380.231386][ T5764] em28xx 2-1:1.0: Remote control support is not available for this card.
[  380.231610][ T5752] em28xx 2-1:1.0: Closing input extension
[  380.262001][ T5752] em28xx: Freeing device
[  380.298241][   T26] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  380.304479][   T26] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  380.304510][   T26] usb 1-1: Product: syz
[  380.304528][   T26] usb 1-1: Manufacturer: syz
[  380.354644][   T26] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  380.354683][   T26] em28xx 1-1:1.0: Video interface 0 found: bulk
[  380.376000][ T6419] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  380.378013][   T10] usb 3-1: new high-speed USB device number 7 using dummy_hcd
[  380.401331][ T6419] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  380.401363][ T6419] usb 4-1: Product: syz
[  380.401379][ T6419] usb 4-1: Manufacturer: syz
[  380.442415][ T6419] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  380.442454][ T6419] em28xx 4-1:1.0: Video interface 0 found: bulk
[  380.540875][   T10] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  380.565070][   T10] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  380.565102][   T10] usb 3-1: Product: syz
[  380.565119][   T10] usb 3-1: Manufacturer: syz
[  380.599446][   T10] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  380.599485][   T10] em28xx 3-1:1.0: Video interface 0 found: bulk
[  380.627815][   T26] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  380.691979][   T26] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  380.692017][   T26] em28xx 1-1:1.0: board has no eeprom
[  380.714628][ T6419] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  380.727394][ T5752] usb 2-1: new high-speed USB device number 9 using dummy_hcd
[  380.747484][   T26] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  380.747523][   T26] em28xx 1-1:1.0: analog set to bulk mode.
[  380.748867][ T3215] em28xx 1-1:1.0: Registering V4L2 extension
[  380.755264][   T26] usb 1-1: USB disconnect, device number 8
[  380.770264][   T26] em28xx 1-1:1.0: Disconnecting em28xx
[  380.806436][ T6419] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  380.806474][ T6419] em28xx 4-1:1.0: board has no eeprom
[  380.849281][   T10] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  380.853061][ T3215] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  380.853089][ T3215] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  380.853106][ T3215] em28xx 1-1:1.0: No AC97 audio processor
[  380.854818][ T3215] usb 1-1: Decoder not found
[  380.854834][ T3215] em28xx 1-1:1.0: failed to create media graph
[  380.854852][ T3215] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  380.856443][ T3215] em28xx 1-1:1.0: Remote control support is not available for this card.
[  380.856524][   T26] em28xx 1-1:1.0: Closing input extension
[  380.875398][   T26] em28xx: Freeing device
[  380.889787][ T6419] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  380.889820][ T6419] em28xx 4-1:1.0: analog set to bulk mode.
[  380.898250][ T3215] em28xx 4-1:1.0: Registering V4L2 extension
[  380.931275][ T5752] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  380.970518][ T5752] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  380.970552][ T5752] usb 2-1: Product: syz
[  380.970570][ T5752] usb 2-1: Manufacturer: syz
[  381.009685][   T10] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  381.009723][   T10] em28xx 3-1:1.0: board has no eeprom
[  381.010236][ T6419] usb 4-1: USB disconnect, device number 6
[  381.044211][ T5752] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  381.044250][ T5752] em28xx 2-1:1.0: Video interface 0 found: bulk
[  381.067384][   T10] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  381.067451][   T10] em28xx 3-1:1.0: analog set to bulk mode.
[  381.070680][ T6419] em28xx 4-1:1.0: Disconnecting em28xx
[  381.074545][ T3215] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  381.074574][ T3215] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  381.074592][ T3215] em28xx 4-1:1.0: No AC97 audio processor
[  381.092708][ T3215] usb 4-1: Decoder not found
[  381.092734][ T3215] em28xx 4-1:1.0: failed to create media graph
[  381.092768][ T3215] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  381.148544][   T10] usb 3-1: USB disconnect, device number 7
[  381.150952][   T10] em28xx 3-1:1.0: Disconnecting em28xx
2026/10/22 15:34:48 executed programs: 538
[  381.151688][ T3215] em28xx 4-1:1.0: Remote control support is not available for this card.
[  381.151829][ T6419] em28xx 4-1:1.0: Closing input extension
[  381.152003][ T5764] em28xx 3-1:1.0: Registering V4L2 extension
[  381.205639][ T6419] em28xx: Freeing device
[  381.274493][ T5764] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  381.274525][ T5764] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  381.274543][ T5764] em28xx 3-1:1.0: No AC97 audio processor
[  381.293171][ T5764] usb 3-1: Decoder not found
[  381.293202][ T5764] em28xx 3-1:1.0: failed to create media graph
[  381.293227][ T5764] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  381.312545][ T5752] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  381.333967][ T5764] em28xx 3-1:1.0: Remote control support is not available for this card.
[  381.335901][   T10] em28xx 3-1:1.0: Closing input extension
[  381.365911][   T10] em28xx: Freeing device
[  381.393681][ T5752] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  381.393715][ T5752] em28xx 2-1:1.0: board has no eeprom
[  381.447266][ T5752] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  381.447299][ T5752] em28xx 2-1:1.0: analog set to bulk mode.
[  381.448261][ T6312] em28xx 2-1:1.0: Registering V4L2 extension
[  381.485919][ T5752] usb 2-1: USB disconnect, device number 9
[  381.497117][ T5752] em28xx 2-1:1.0: Disconnecting em28xx
[  381.552876][ T6312] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  381.552914][ T6312] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  381.552932][ T6312] em28xx 2-1:1.0: No AC97 audio processor
[  381.555356][ T6312] usb 2-1: Decoder not found
[  381.555380][ T6312] em28xx 2-1:1.0: failed to create media graph
[  381.555409][ T6312] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  381.605068][ T6312] em28xx 2-1:1.0: Remote control support is not available for this card.
[  381.605153][ T5752] em28xx 2-1:1.0: Closing input extension
[  381.628646][ T5752] em28xx: Freeing device
[  381.657282][ T5764] usb 1-1: new high-speed USB device number 9 using dummy_hcd
[  381.678112][ T6466] usb 4-1: new high-speed USB device number 7 using dummy_hcd
[  381.757639][   T10] usb 3-1: new high-speed USB device number 8 using dummy_hcd
[  381.809890][ T5764] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  381.813858][ T5764] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  381.813887][ T5764] usb 1-1: Product: syz
[  381.813901][ T5764] usb 1-1: Manufacturer: syz
[  381.852681][ T6466] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  381.869473][ T6466] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  381.869503][ T6466] usb 4-1: Product: syz
[  381.869519][ T6466] usb 4-1: Manufacturer: syz
[  381.874443][ T5764] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  381.874509][ T5764] em28xx 1-1:1.0: Video interface 0 found: bulk
[  381.920179][ T6466] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  381.920247][ T6466] em28xx 4-1:1.0: Video interface 0 found: bulk
[  381.945815][   T10] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  381.964195][   T10] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  381.964269][   T10] usb 3-1: Product: syz
[  381.964287][   T10] usb 3-1: Manufacturer: syz
[  382.001512][   T10] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  382.001589][   T10] em28xx 3-1:1.0: Video interface 0 found: bulk
[  382.117345][ T5752] usb 2-1: new high-speed USB device number 10 using dummy_hcd
[  382.135392][ T5764] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  382.178506][ T6466] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  382.200404][ T5764] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  382.200428][ T5764] em28xx 1-1:1.0: board has no eeprom
[  382.240622][ T6466] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  382.240648][ T6466] em28xx 4-1:1.0: board has no eeprom
[  382.261503][   T10] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  382.267963][ T5764] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  382.267994][ T5764] em28xx 1-1:1.0: analog set to bulk mode.
[  382.283638][ T5763] em28xx 1-1:1.0: Registering V4L2 extension
[  382.283920][ T5752] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  382.302859][ T6466] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  382.302890][ T6466] em28xx 4-1:1.0: analog set to bulk mode.
[  382.306129][ T5752] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  382.306159][ T5752] usb 2-1: Product: syz
[  382.306174][ T5752] usb 2-1: Manufacturer: syz
[  382.330100][ T5764] usb 1-1: USB disconnect, device number 9
[  382.366499][   T10] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  382.366534][   T10] em28xx 3-1:1.0: board has no eeprom
[  382.381671][ T6466] usb 4-1: USB disconnect, device number 7
[  382.394081][ T5752] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  382.394118][ T5752] em28xx 2-1:1.0: Video interface 0 found: bulk
[  382.395217][ T5764] em28xx 1-1:1.0: Disconnecting em28xx
[  382.396945][ T6466] em28xx 4-1:1.0: Disconnecting em28xx
[  382.447261][   T10] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  382.447297][   T10] em28xx 3-1:1.0: analog set to bulk mode.
[  382.448877][ T5763] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  382.448904][ T5763] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  382.448923][ T5763] em28xx 1-1:1.0: No AC97 audio processor
[  382.453190][ T5763] usb 1-1: Decoder not found
[  382.453243][ T5763] em28xx 1-1:1.0: failed to create media graph
[  382.453272][ T5763] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  382.520781][ T5763] em28xx 1-1:1.0: Remote control support is not available for this card.
[  382.520876][ T6312] em28xx 4-1:1.0: Registering V4L2 extension
[  382.523909][   T10] usb 3-1: USB disconnect, device number 8
[  382.563500][   T10] em28xx 3-1:1.0: Disconnecting em28xx
[  382.625814][ T6312] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  382.625843][ T6312] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  382.625866][ T6312] em28xx 4-1:1.0: No AC97 audio processor
[  382.655540][ T5752] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  382.667662][ T6312] usb 4-1: Decoder not found
[  382.667685][ T6312] em28xx 4-1:1.0: failed to create media graph
[  382.667709][ T6312] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  382.671864][ T6312] em28xx 4-1:1.0: Remote control support is not available for this card.
[  382.671935][  T194] em28xx 3-1:1.0: Registering V4L2 extension
[  382.718913][ T5752] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  382.718945][ T5752] em28xx 2-1:1.0: board has no eeprom
[  382.770534][  T194] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  382.770562][  T194] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  382.770578][  T194] em28xx 3-1:1.0: No AC97 audio processor
[  382.773348][  T194] usb 3-1: Decoder not found
[  382.773371][  T194] em28xx 3-1:1.0: failed to create media graph
[  382.773395][  T194] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  382.775066][  T194] em28xx 3-1:1.0: Remote control support is not available for this card.
[  382.775125][ T5764] em28xx 1-1:1.0: Closing input extension
[  382.775996][ T6466] em28xx 4-1:1.0: Closing input extension
[  382.776051][   T10] em28xx 3-1:1.0: Closing input extension
[  382.813789][ T5752] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  382.813820][ T5752] em28xx 2-1:1.0: analog set to bulk mode.
[  382.873207][ T5764] em28xx: Freeing device
[  382.876730][  T194] em28xx 2-1:1.0: Registering V4L2 extension
[  382.894250][ T5752] usb 2-1: USB disconnect, device number 10
[  382.895679][   T10] em28xx: Freeing device
[  382.909269][ T6466] em28xx: Freeing device
[  382.945738][ T5752] em28xx 2-1:1.0: Disconnecting em28xx
[  383.014426][  T194] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  383.014455][  T194] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  383.014471][  T194] em28xx 2-1:1.0: No AC97 audio processor
[  383.042154][  T194] usb 2-1: Decoder not found
[  383.042178][  T194] em28xx 2-1:1.0: failed to create media graph
[  383.042202][  T194] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  383.047695][  T194] em28xx 2-1:1.0: Remote control support is not available for this card.
[  383.067772][ T5752] em28xx 2-1:1.0: Closing input extension
[  383.092885][ T5752] em28xx: Freeing device
[  383.247509][ T5764] usb 1-1: new high-speed USB device number 10 using dummy_hcd
[  383.247711][ T6466] usb 4-1: new high-speed USB device number 8 using dummy_hcd
[  383.287393][   T10] usb 3-1: new high-speed USB device number 9 using dummy_hcd
[  383.398804][ T6466] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  383.399016][ T5764] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  383.402139][ T6466] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  383.402160][ T6466] usb 4-1: Product: syz
[  383.402191][ T6466] usb 4-1: Manufacturer: syz
[  383.404272][ T5764] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  383.404299][ T5764] usb 1-1: Product: syz
[  383.404314][ T5764] usb 1-1: Manufacturer: syz
[  383.464439][ T5752] usb 2-1: new high-speed USB device number 11 using dummy_hcd
[  383.476192][ T6466] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  383.476233][ T6466] em28xx 4-1:1.0: Video interface 0 found: bulk
[  383.491557][   T10] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  383.494546][ T5764] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  383.494582][ T5764] em28xx 1-1:1.0: Video interface 0 found: bulk
[  383.512268][   T10] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  383.512348][   T10] usb 3-1: Product: syz
[  383.512392][   T10] usb 3-1: Manufacturer: syz
[  383.546405][   T10] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  383.546452][   T10] em28xx 3-1:1.0: Video interface 0 found: bulk
[  383.608205][ T5752] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  383.612147][ T5752] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  383.612195][ T5752] usb 2-1: Product: syz
[  383.612207][ T5752] usb 2-1: Manufacturer: syz
[  383.637749][ T5752] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  383.637839][ T5752] em28xx 2-1:1.0: Video interface 0 found: bulk
[  383.717983][ T5764] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  383.729170][ T6466] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  383.781878][ T5764] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  383.781903][ T5764] em28xx 1-1:1.0: board has no eeprom
[  383.798894][   T10] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  383.809997][ T6466] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  383.810029][ T6466] em28xx 4-1:1.0: board has no eeprom
[  383.837290][ T5764] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  383.837322][ T5764] em28xx 1-1:1.0: analog set to bulk mode.
[  383.838077][  T194] em28xx 1-1:1.0: Registering V4L2 extension
[  383.841858][ T5764] usb 1-1: USB disconnect, device number 10
[  383.843877][ T5764] em28xx 1-1:1.0: Disconnecting em28xx
[  383.882931][ T6466] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  383.882965][ T6466] em28xx 4-1:1.0: analog set to bulk mode.
[  383.902587][ T5752] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  383.912203][   T10] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  383.912237][   T10] em28xx 3-1:1.0: board has no eeprom
[  383.913442][ T6466] usb 4-1: USB disconnect, device number 8
[  383.915158][ T6466] em28xx 4-1:1.0: Disconnecting em28xx
[  383.953351][  T194] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  383.953373][  T194] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  383.953384][  T194] em28xx 1-1:1.0: No AC97 audio processor
[  383.955200][  T194] usb 1-1: Decoder not found
[  383.955220][  T194] em28xx 1-1:1.0: failed to create media graph
[  383.955243][  T194] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  383.956736][  T194] em28xx 1-1:1.0: Remote control support is not available for this card.
[  383.956784][ T6312] em28xx 4-1:1.0: Registering V4L2 extension
[  383.978620][   T10] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  383.978652][   T10] em28xx 3-1:1.0: analog set to bulk mode.
[  384.040309][   T10] usb 3-1: USB disconnect, device number 9
[  384.042202][   T10] em28xx 3-1:1.0: Disconnecting em28xx
[  384.044366][ T5752] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  384.044401][ T5752] em28xx 2-1:1.0: board has no eeprom
[  384.081279][ T6312] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  384.081303][ T6312] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  384.081315][ T6312] em28xx 4-1:1.0: No AC97 audio processor
[  384.082802][ T6312] usb 4-1: Decoder not found
[  384.082823][ T6312] em28xx 4-1:1.0: failed to create media graph
[  384.082850][ T6312] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  384.084628][ T6312] em28xx 4-1:1.0: Remote control support is not available for this card.
[  384.084719][ T5764] em28xx 1-1:1.0: Closing input extension
[  384.084779][  T194] em28xx 3-1:1.0: Registering V4L2 extension
[  384.120878][ T5752] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  384.120933][ T5752] em28xx 2-1:1.0: analog set to bulk mode.
[  384.172384][ T5764] em28xx: Freeing device
[  384.174588][ T5752] usb 2-1: USB disconnect, device number 11
[  384.191394][ T5752] em28xx 2-1:1.0: Disconnecting em28xx
[  384.222167][  T194] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  384.222196][  T194] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  384.222212][  T194] em28xx 3-1:1.0: No AC97 audio processor
[  384.226646][  T194] usb 3-1: Decoder not found
[  384.226668][  T194] em28xx 3-1:1.0: failed to create media graph
[  384.226692][  T194] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  384.289790][  T194] em28xx 3-1:1.0: Remote control support is not available for this card.
[  384.289883][   T10] em28xx 3-1:1.0: Closing input extension
[  384.290851][ T6466] em28xx 4-1:1.0: Closing input extension
[  384.290918][ T6312] em28xx 2-1:1.0: Registering V4L2 extension
[  384.333908][   T10] em28xx: Freeing device
[  384.335493][ T6466] em28xx: Freeing device
[  384.409605][ T6312] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  384.409632][ T6312] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  384.409648][ T6312] em28xx 2-1:1.0: No AC97 audio processor
[  384.412167][ T6312] usb 2-1: Decoder not found
[  384.412189][ T6312] em28xx 2-1:1.0: failed to create media graph
[  384.412214][ T6312] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  384.493285][ T6312] em28xx 2-1:1.0: Remote control support is not available for this card.
[  384.494914][ T5752] em28xx 2-1:1.0: Closing input extension
[  384.521185][ T1314] ieee802154 phy0 wpan0: encryption failed: -22
[  384.521256][ T1314] ieee802154 phy1 wpan1: encryption failed: -22
[  384.544928][ T5752] em28xx: Freeing device
[  384.717374][   T10] usb 3-1: new high-speed USB device number 10 using dummy_hcd
[  384.727330][ T3215] usb 1-1: new high-speed USB device number 11 using dummy_hcd
[  384.797359][ T6466] usb 4-1: new high-speed USB device number 9 using dummy_hcd
[  384.867798][ T5752] usb 2-1: new high-speed USB device number 12 using dummy_hcd
[  384.869069][   T10] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  384.872337][   T10] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  384.872367][   T10] usb 3-1: Product: syz
[  384.872389][   T10] usb 3-1: Manufacturer: syz
[  384.899305][ T3215] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  384.911013][   T10] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  384.911108][   T10] em28xx 3-1:1.0: Video interface 0 found: bulk
[  384.944908][ T3215] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  384.944939][ T3215] usb 1-1: Product: syz
[  384.944955][ T3215] usb 1-1: Manufacturer: syz
[  384.962306][ T6466] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  384.979333][ T6466] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  384.979354][ T6466] usb 4-1: Product: syz
[  384.979366][ T6466] usb 4-1: Manufacturer: syz
[  384.982601][ T3215] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  384.982639][ T3215] em28xx 1-1:1.0: Video interface 0 found: bulk
[  385.024310][ T6466] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  385.024385][ T6466] em28xx 4-1:1.0: Video interface 0 found: bulk
[  385.024748][ T5752] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  385.036842][ T5752] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  385.036953][ T5752] usb 2-1: Product: syz
[  385.036970][ T5752] usb 2-1: Manufacturer: syz
[  385.095123][ T5752] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  385.095151][ T5752] em28xx 2-1:1.0: Video interface 0 found: bulk
[  385.137828][   T10] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  385.202314][   T10] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  385.202338][   T10] em28xx 3-1:1.0: board has no eeprom
[  385.238083][ T3215] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  385.267490][   T10] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  385.267524][   T10] em28xx 3-1:1.0: analog set to bulk mode.
[  385.268708][ T5764] em28xx 3-1:1.0: Registering V4L2 extension
[  385.275279][   T10] usb 3-1: USB disconnect, device number 10
[  385.285248][ T6466] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  385.299704][   T10] em28xx 3-1:1.0: Disconnecting em28xx
[  385.333162][ T3215] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  385.333198][ T3215] em28xx 1-1:1.0: board has no eeprom
[  385.357735][ T5752] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  385.362528][ T6466] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  385.362563][ T6466] em28xx 4-1:1.0: board has no eeprom
[  385.387868][ T3215] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  385.387955][ T3215] em28xx 1-1:1.0: analog set to bulk mode.
[  385.417340][ T6466] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  385.417373][ T6466] em28xx 4-1:1.0: analog set to bulk mode.
[  385.419032][ T3215] usb 1-1: USB disconnect, device number 11
[  385.424151][ T3215] em28xx 1-1:1.0: Disconnecting em28xx
[  385.430729][ T5764] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  385.430754][ T5764] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  385.430769][ T5764] em28xx 3-1:1.0: No AC97 audio processor
[  385.491978][ T5764] usb 3-1: Decoder not found
[  385.492002][ T5764] em28xx 3-1:1.0: failed to create media graph
[  385.492028][ T5764] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  385.494237][ T6466] usb 4-1: USB disconnect, device number 9
[  385.495613][ T5752] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  385.495645][ T5752] em28xx 2-1:1.0: board has no eeprom
[  385.520866][ T5764] em28xx 3-1:1.0: Remote control support is not available for this card.
[  385.521956][   T10] em28xx 3-1:1.0: Closing input extension
[  385.523441][   T26] em28xx 1-1:1.0: Registering V4L2 extension
[  385.561103][ T5752] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  385.561202][ T5752] em28xx 2-1:1.0: analog set to bulk mode.
[  385.562480][ T6466] em28xx 4-1:1.0: Disconnecting em28xx
[  385.612380][   T10] em28xx: Freeing device
[  385.625418][ T5752] usb 2-1: USB disconnect, device number 12
[  385.642554][ T5752] em28xx 2-1:1.0: Disconnecting em28xx
[  385.690866][   T26] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  385.690894][   T26] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  385.690910][   T26] em28xx 1-1:1.0: No AC97 audio processor
[  385.721518][   T26] usb 1-1: Decoder not found
[  385.721540][   T26] em28xx 1-1:1.0: failed to create media graph
[  385.721563][   T26] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  385.754998][   T26] em28xx 1-1:1.0: Remote control support is not available for this card.
[  385.755082][ T3215] em28xx 1-1:1.0: Closing input extension
[  385.756400][ T6312] em28xx 4-1:1.0: Registering V4L2 extension
[  385.814627][ T3215] em28xx: Freeing device
[  385.880289][ T6312] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  385.880321][ T6312] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  385.880339][ T6312] em28xx 4-1:1.0: No AC97 audio processor
[  385.893514][ T6312] usb 4-1: Decoder not found
[  385.893595][ T6312] em28xx 4-1:1.0: failed to create media graph
[  385.893671][ T6312] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  385.930016][ T6312] em28xx 4-1:1.0: Remote control support is not available for this card.
[  385.930358][ T5764] em28xx 2-1:1.0: Registering V4L2 extension
[  386.023225][ T5764] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  386.023256][ T5764] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  386.023273][ T5764] em28xx 2-1:1.0: No AC97 audio processor
[  386.025349][ T5764] usb 2-1: Decoder not found
[  386.025372][ T5764] em28xx 2-1:1.0: failed to create media graph
[  386.025410][ T5764] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  386.028585][ T5764] em28xx 2-1:1.0: Remote control support is not available for this card.
[  386.028756][ T6466] em28xx 4-1:1.0: Closing input extension
[  386.034550][ T5752] em28xx 2-1:1.0: Closing input extension
[  386.057502][   T10] usb 3-1: new high-speed USB device number 11 using dummy_hcd
[  386.074465][ T6466] em28xx: Freeing device
[  386.110615][ T5752] em28xx: Freeing device
[  386.210522][   T10] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  386.216915][   T10] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  386.216944][   T10] usb 3-1: Product: syz
[  386.216960][   T10] usb 3-1: Manufacturer: syz
[  386.264729][   T10] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  386.264776][   T10] em28xx 3-1:1.0: Video interface 0 found: bulk
[  386.307698][ T3215] usb 1-1: new high-speed USB device number 12 using dummy_hcd
[  386.449035][ T5752] usb 2-1: new high-speed USB device number 13 using dummy_hcd
[  386.449188][ T6466] usb 4-1: new high-speed USB device number 10 using dummy_hcd
[  386.478941][ T3215] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  386.483446][ T3215] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  386.483475][ T3215] usb 1-1: Product: syz
[  386.483490][ T3215] usb 1-1: Manufacturer: syz
[  386.519717][ T3215] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  386.519745][ T3215] em28xx 1-1:1.0: Video interface 0 found: bulk
[  386.531341][   T10] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  386.592719][   T10] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  386.592753][   T10] em28xx 3-1:1.0: board has no eeprom
[  386.611021][ T5752] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  386.614463][ T6466] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  386.632513][ T5752] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  386.632604][ T5752] usb 2-1: Product: syz
[  386.632622][ T5752] usb 2-1: Manufacturer: syz
[  386.634969][ T6466] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  386.635215][ T6466] usb 4-1: Product: syz
[  386.635236][ T6466] usb 4-1: Manufacturer: syz
[  386.649021][   T10] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  386.649175][   T10] em28xx 3-1:1.0: analog set to bulk mode.
[  386.673006][ T5764] em28xx 3-1:1.0: Registering V4L2 extension
[  386.714536][ T5752] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  386.714575][ T5752] em28xx 2-1:1.0: Video interface 0 found: bulk
[  386.715945][ T6466] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  386.715978][ T6466] em28xx 4-1:1.0: Video interface 0 found: bulk
[  386.749587][   T10] usb 3-1: USB disconnect, device number 11
[  386.767647][ T3215] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  386.789402][   T10] em28xx 3-1:1.0: Disconnecting em28xx
[  386.813853][ T5764] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  386.813880][ T5764] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  386.813897][ T5764] em28xx 3-1:1.0: No AC97 audio processor
[  386.825502][ T5764] usb 3-1: Decoder not found
[  386.825524][ T5764] em28xx 3-1:1.0: failed to create media graph
[  386.825549][ T5764] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  386.858513][ T5764] em28xx 3-1:1.0: Remote control support is not available for this card.
[  386.858718][   T10] em28xx 3-1:1.0: Closing input extension
[  386.887318][ T3215] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  386.887352][ T3215] em28xx 1-1:1.0: board has no eeprom
[  386.895648][   T10] em28xx: Freeing device
[  386.947303][ T3215] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  386.947337][ T3215] em28xx 1-1:1.0: analog set to bulk mode.
[  386.948585][   T26] em28xx 1-1:1.0: Registering V4L2 extension
[  386.949233][ T5752] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  386.953820][ T3215] usb 1-1: USB disconnect, device number 12
[  386.955792][ T3215] em28xx 1-1:1.0: Disconnecting em28xx
[  386.969230][ T6466] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  387.023289][ T5752] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  387.023325][ T5752] em28xx 2-1:1.0: board has no eeprom
2026/10/22 15:34:54 executed programs: 554
[  387.052787][ T6466] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  387.052822][ T6466] em28xx 4-1:1.0: board has no eeprom
[  387.078821][ T5752] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  387.078856][ T5752] em28xx 2-1:1.0: analog set to bulk mode.
[  387.107645][ T6466] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  387.107676][ T6466] em28xx 4-1:1.0: analog set to bulk mode.
[  387.108703][ T5752] usb 2-1: USB disconnect, device number 13
[  387.128935][ T5752] em28xx 2-1:1.0: Disconnecting em28xx
[  387.157374][ T6466] usb 4-1: USB disconnect, device number 10
[  387.164975][   T26] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  387.165003][   T26] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  387.165018][   T26] em28xx 1-1:1.0: No AC97 audio processor
[  387.165308][ T6466] em28xx 4-1:1.0: Disconnecting em28xx
[  387.199422][   T26] usb 1-1: Decoder not found
[  387.199454][   T26] em28xx 1-1:1.0: failed to create media graph
[  387.199492][   T26] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  387.229562][   T26] em28xx 1-1:1.0: Remote control support is not available for this card.
[  387.229627][ T5764] em28xx 2-1:1.0: Registering V4L2 extension
[  387.297421][ T5764] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  387.297512][ T5764] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  387.297528][ T5764] em28xx 2-1:1.0: No AC97 audio processor
[  387.300060][ T5764] usb 2-1: Decoder not found
[  387.300082][ T5764] em28xx 2-1:1.0: failed to create media graph
[  387.300107][ T5764] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  387.302543][ T5764] em28xx 2-1:1.0: Remote control support is not available for this card.
[  387.302602][ T6312] em28xx 4-1:1.0: Registering V4L2 extension
[  387.387408][   T10] usb 3-1: new high-speed USB device number 12 using dummy_hcd
[  387.393934][ T6312] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  387.393962][ T6312] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  387.393978][ T6312] em28xx 4-1:1.0: No AC97 audio processor
[  387.397871][ T6312] usb 4-1: Decoder not found
[  387.397952][ T6312] em28xx 4-1:1.0: failed to create media graph
[  387.398035][ T6312] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  387.433745][ T6312] em28xx 4-1:1.0: Remote control support is not available for this card.
[  387.435783][ T6466] em28xx 4-1:1.0: Closing input extension
[  387.453051][ T3215] em28xx 1-1:1.0: Closing input extension
[  387.455296][ T5752] em28xx 2-1:1.0: Closing input extension
[  387.496876][ T6466] em28xx: Freeing device
[  387.529581][ T3215] em28xx: Freeing device
[  387.534253][ T5752] em28xx: Freeing device
[  387.552690][   T10] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  387.556729][   T10] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  387.556764][   T10] usb 3-1: Product: syz
[  387.556776][   T10] usb 3-1: Manufacturer: syz
[  387.622720][   T10] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  387.622749][   T10] em28xx 3-1:1.0: Video interface 0 found: bulk
[  387.857889][ T6466] usb 4-1: new high-speed USB device number 11 using dummy_hcd
[  387.871832][   T10] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  387.907387][ T3215] usb 1-1: new high-speed USB device number 13 using dummy_hcd
[  387.908822][ T5752] usb 2-1: new high-speed USB device number 14 using dummy_hcd
[  387.938748][   T10] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  387.938773][   T10] em28xx 3-1:1.0: board has no eeprom
[  387.997335][   T10] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  387.997370][   T10] em28xx 3-1:1.0: analog set to bulk mode.
[  388.003498][ T6312] em28xx 3-1:1.0: Registering V4L2 extension
[  388.003725][   T10] usb 3-1: USB disconnect, device number 12
[  388.005821][   T10] em28xx 3-1:1.0: Disconnecting em28xx
[  388.045997][ T6466] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  388.059654][ T6466] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  388.059682][ T6466] usb 4-1: Product: syz
[  388.059698][ T6466] usb 4-1: Manufacturer: syz
[  388.063188][ T5752] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  388.065923][ T5752] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  388.065952][ T5752] usb 2-1: Product: syz
[  388.065968][ T5752] usb 2-1: Manufacturer: syz
[  388.075175][ T3215] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  388.115431][ T3215] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  388.115527][ T3215] usb 1-1: Product: syz
[  388.115569][ T3215] usb 1-1: Manufacturer: syz
[  388.164618][ T6466] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  388.164657][ T6466] em28xx 4-1:1.0: Video interface 0 found: bulk
[  388.186501][ T3215] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  388.186538][ T3215] em28xx 1-1:1.0: Video interface 0 found: bulk
[  388.210843][ T5752] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  388.210912][ T5752] em28xx 2-1:1.0: Video interface 0 found: bulk
[  388.243691][ T6312] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  388.243753][ T6312] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  388.243765][ T6312] em28xx 3-1:1.0: No AC97 audio processor
[  388.246192][ T6312] usb 3-1: Decoder not found
[  388.246213][ T6312] em28xx 3-1:1.0: failed to create media graph
[  388.246238][ T6312] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  388.252254][ T6312] em28xx 3-1:1.0: Remote control support is not available for this card.
[  388.252649][   T10] em28xx 3-1:1.0: Closing input extension
[  388.313132][   T10] em28xx: Freeing device
[  388.407640][ T3215] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  388.419847][ T6466] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  388.431161][ T5752] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  388.470923][ T3215] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  388.470950][ T3215] em28xx 1-1:1.0: board has no eeprom
[  388.497068][ T5752] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  388.497093][ T5752] em28xx 2-1:1.0: board has no eeprom
[  388.497567][ T6466] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  388.497593][ T6466] em28xx 4-1:1.0: board has no eeprom
[  388.532144][ T3215] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  388.532179][ T3215] em28xx 1-1:1.0: analog set to bulk mode.
[  388.549256][   T26] em28xx 1-1:1.0: Registering V4L2 extension
[  388.553043][ T3215] usb 1-1: USB disconnect, device number 13
[  388.557266][ T6466] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  388.557298][ T6466] em28xx 4-1:1.0: analog set to bulk mode.
[  388.557873][ T5752] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  388.557896][ T5752] em28xx 2-1:1.0: analog set to bulk mode.
[  388.583414][ T3215] em28xx 1-1:1.0: Disconnecting em28xx
[  388.629275][ T6466] usb 4-1: USB disconnect, device number 11
[  388.632142][ T5752] usb 2-1: USB disconnect, device number 14
[  388.653940][ T5752] em28xx 2-1:1.0: Disconnecting em28xx
[  388.654011][ T6466] em28xx 4-1:1.0: Disconnecting em28xx
[  388.694685][   T26] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  388.694713][   T26] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  388.694728][   T26] em28xx 1-1:1.0: No AC97 audio processor
[  388.696756][   T26] usb 1-1: Decoder not found
[  388.696778][   T26] em28xx 1-1:1.0: failed to create media graph
[  388.696812][   T26] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  388.705282][   T26] em28xx 1-1:1.0: Remote control support is not available for this card.
[  388.705514][ T3215] em28xx 1-1:1.0: Closing input extension
[  388.712736][ T6312] em28xx 4-1:1.0: Registering V4L2 extension
[  388.726684][ T3215] em28xx: Freeing device
[  388.765503][   T10] usb 3-1: new high-speed USB device number 13 using dummy_hcd
[  388.816869][ T6312] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  388.816896][ T6312] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  388.816912][ T6312] em28xx 4-1:1.0: No AC97 audio processor
[  388.848005][ T6312] usb 4-1: Decoder not found
[  388.848028][ T6312] em28xx 4-1:1.0: failed to create media graph
[  388.848052][ T6312] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  388.852087][ T6312] em28xx 4-1:1.0: Remote control support is not available for this card.
[  388.852144][ T5764] em28xx 2-1:1.0: Registering V4L2 extension
[  388.930034][   T10] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  388.960235][   T10] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  388.960266][   T10] usb 3-1: Product: syz
[  388.960281][   T10] usb 3-1: Manufacturer: syz
[  388.991393][   T10] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  388.991441][   T10] em28xx 3-1:1.0: Video interface 0 found: bulk
[  389.074589][ T5764] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  389.074634][ T5764] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  389.074647][ T5764] em28xx 2-1:1.0: No AC97 audio processor
[  389.076333][ T5764] usb 2-1: Decoder not found
[  389.076354][ T5764] em28xx 2-1:1.0: failed to create media graph
[  389.076381][ T5764] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  389.103994][ T5764] em28xx 2-1:1.0: Remote control support is not available for this card.
[  389.105614][ T6466] em28xx 4-1:1.0: Closing input extension
[  389.107486][ T5752] em28xx 2-1:1.0: Closing input extension
[  389.146507][ T6466] em28xx: Freeing device
[  389.158449][ T5752] em28xx: Freeing device
[  389.238335][   T10] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  389.287464][ T6312] usb 1-1: new high-speed USB device number 14 using dummy_hcd
[  389.313843][   T10] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  389.313877][   T10] em28xx 3-1:1.0: board has no eeprom
[  389.368284][   T10] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  389.368320][   T10] em28xx 3-1:1.0: analog set to bulk mode.
[  389.375029][   T10] usb 3-1: USB disconnect, device number 13
[  389.376635][ T5764] em28xx 3-1:1.0: Registering V4L2 extension
[  389.382222][   T10] em28xx 3-1:1.0: Disconnecting em28xx
[  389.439054][ T6312] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  389.443002][ T6312] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  389.443034][ T6312] usb 1-1: Product: syz
[  389.443050][ T6312] usb 1-1: Manufacturer: syz
[  389.459313][ T6466] usb 4-1: new high-speed USB device number 12 using dummy_hcd
[  389.478389][ T6312] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  389.478495][ T6312] em28xx 1-1:1.0: Video interface 0 found: bulk
[  389.487815][ T5752] usb 2-1: new high-speed USB device number 15 using dummy_hcd
[  389.532375][ T5764] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  389.532396][ T5764] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  389.532407][ T5764] em28xx 3-1:1.0: No AC97 audio processor
[  389.533820][ T5764] usb 3-1: Decoder not found
[  389.533834][ T5764] em28xx 3-1:1.0: failed to create media graph
[  389.533851][ T5764] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  389.544561][ T5764] em28xx 3-1:1.0: Remote control support is not available for this card.
[  389.544663][   T10] em28xx 3-1:1.0: Closing input extension
[  389.593933][   T10] em28xx: Freeing device
[  389.608125][ T6466] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  389.611763][ T6466] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  389.611794][ T6466] usb 4-1: Product: syz
[  389.611810][ T6466] usb 4-1: Manufacturer: syz
[  389.661265][ T6466] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  389.661295][ T6466] em28xx 4-1:1.0: Video interface 0 found: bulk
[  389.662731][ T5752] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  389.675887][ T5752] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  389.675978][ T5752] usb 2-1: Product: syz
[  389.676075][ T5752] usb 2-1: Manufacturer: syz
[  389.717971][ T6312] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  389.733471][ T5752] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  389.733508][ T5752] em28xx 2-1:1.0: Video interface 0 found: bulk
[  389.789901][ T6312] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  389.789935][ T6312] em28xx 1-1:1.0: board has no eeprom
[  389.847321][ T6312] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  389.847354][ T6312] em28xx 1-1:1.0: analog set to bulk mode.
[  389.853532][ T5764] em28xx 1-1:1.0: Registering V4L2 extension
[  389.854233][ T6312] usb 1-1: USB disconnect, device number 14
[  389.874135][ T6312] em28xx 1-1:1.0: Disconnecting em28xx
[  389.894081][ T6466] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  389.956093][ T5764] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  389.956114][ T5764] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  389.956125][ T5764] em28xx 1-1:1.0: No AC97 audio processor
[  389.958149][ T5764] usb 1-1: Decoder not found
[  389.958201][ T5764] em28xx 1-1:1.0: failed to create media graph
[  389.958267][ T5764] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  389.965291][ T5764] em28xx 1-1:1.0: Remote control support is not available for this card.
[  389.965356][ T6312] em28xx 1-1:1.0: Closing input extension
[  389.991492][ T5752] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  390.029293][ T6466] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  390.029388][ T6466] em28xx 4-1:1.0: board has no eeprom
[  390.050467][ T6312] em28xx: Freeing device
[  390.067911][   T10] usb 3-1: new high-speed USB device number 14 using dummy_hcd
[  390.080511][ T5752] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  390.080640][ T5752] em28xx 2-1:1.0: board has no eeprom
[  390.101932][ T6466] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  390.102027][ T6466] em28xx 4-1:1.0: analog set to bulk mode.
[  390.114633][ T5763] em28xx 4-1:1.0: Registering V4L2 extension
[  390.138888][ T6466] usb 4-1: USB disconnect, device number 12
[  390.140026][ T5752] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  390.140058][ T5752] em28xx 2-1:1.0: analog set to bulk mode.
[  390.145478][ T6466] em28xx 4-1:1.0: Disconnecting em28xx
[  390.178282][ T5752] usb 2-1: USB disconnect, device number 15
[  390.198794][ T5752] em28xx 2-1:1.0: Disconnecting em28xx
[  390.222211][   T10] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  390.255770][   T10] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  390.255801][   T10] usb 3-1: Product: syz
[  390.255817][   T10] usb 3-1: Manufacturer: syz
[  390.291464][ T5763] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  390.291490][ T5763] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  390.291504][ T5763] em28xx 4-1:1.0: No AC97 audio processor
[  390.296207][ T5763] usb 4-1: Decoder not found
[  390.296229][ T5763] em28xx 4-1:1.0: failed to create media graph
[  390.302716][ T5763] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  390.313410][   T10] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  390.313513][   T10] em28xx 3-1:1.0: Video interface 0 found: bulk
[  390.370276][ T5763] em28xx 4-1:1.0: Remote control support is not available for this card.
[  390.370365][ T5764] em28xx 2-1:1.0: Registering V4L2 extension
[  390.495955][ T5764] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  390.496005][ T5764] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  390.496018][ T5764] em28xx 2-1:1.0: No AC97 audio processor
[  390.522548][ T5764] usb 2-1: Decoder not found
[  390.522681][ T5764] em28xx 2-1:1.0: failed to create media graph
[  390.522775][ T5764] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  390.562486][ T5764] em28xx 2-1:1.0: Remote control support is not available for this card.
[  390.564765][ T6466] em28xx 4-1:1.0: Closing input extension
[  390.566935][ T5752] em28xx 2-1:1.0: Closing input extension
[  390.603095][ T6466] em28xx: Freeing device
[  390.609458][ T6312] usb 1-1: new high-speed USB device number 15 using dummy_hcd
[  390.614544][ T5752] em28xx: Freeing device
[  390.618441][   T10] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  390.683232][   T10] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  390.683268][   T10] em28xx 3-1:1.0: board has no eeprom
[  390.737812][   T10] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  390.737847][   T10] em28xx 3-1:1.0: analog set to bulk mode.
[  390.739381][ T5764] em28xx 3-1:1.0: Registering V4L2 extension
[  390.782663][   T10] usb 3-1: USB disconnect, device number 14
[  390.784210][ T6312] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  390.806713][   T10] em28xx 3-1:1.0: Disconnecting em28xx
[  390.830804][ T6312] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  390.830836][ T6312] usb 1-1: Product: syz
[  390.830854][ T6312] usb 1-1: Manufacturer: syz
[  390.892038][ T6312] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  390.892082][ T6312] em28xx 1-1:1.0: Video interface 0 found: bulk
[  390.940611][ T6466] usb 4-1: new high-speed USB device number 13 using dummy_hcd
[  390.946040][ T5764] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  390.946115][ T5764] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  390.946228][ T5764] em28xx 3-1:1.0: No AC97 audio processor
[  390.953654][ T5752] usb 2-1: new high-speed USB device number 16 using dummy_hcd
[  390.996005][ T5764] usb 3-1: Decoder not found
[  390.996031][ T5764] em28xx 3-1:1.0: failed to create media graph
[  390.996058][ T5764] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  391.016402][ T5764] em28xx 3-1:1.0: Remote control support is not available for this card.
[  391.021687][   T10] em28xx 3-1:1.0: Closing input extension
[  391.045513][   T10] em28xx: Freeing device
[  391.097549][ T6466] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  391.104455][ T6466] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  391.104489][ T6466] usb 4-1: Product: syz
[  391.104508][ T6466] usb 4-1: Manufacturer: syz
[  391.142596][ T6312] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  391.153349][ T5752] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  391.185681][ T5752] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  391.185717][ T5752] usb 2-1: Product: syz
[  391.185736][ T5752] usb 2-1: Manufacturer: syz
[  391.209361][ T6466] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  391.209404][ T6466] em28xx 4-1:1.0: Video interface 0 found: bulk
[  391.254893][ T6312] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  391.254932][ T6312] em28xx 1-1:1.0: board has no eeprom
[  391.275156][ T5752] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  391.276794][ T5752] em28xx 2-1:1.0: Video interface 0 found: bulk
[  391.317278][ T6312] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  391.317311][ T6312] em28xx 1-1:1.0: analog set to bulk mode.
[  391.318573][ T5763] em28xx 1-1:1.0: Registering V4L2 extension
[  391.325991][ T6312] usb 1-1: USB disconnect, device number 15
[  391.359286][ T6312] em28xx 1-1:1.0: Disconnecting em28xx
[  391.422128][ T5763] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  391.422157][ T5763] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  391.422168][ T5763] em28xx 1-1:1.0: No AC97 audio processor
[  391.425604][ T5763] usb 1-1: Decoder not found
[  391.425620][ T5763] em28xx 1-1:1.0: failed to create media graph
[  391.425638][ T5763] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  391.438523][ T5763] em28xx 1-1:1.0: Remote control support is not available for this card.
[  391.443464][ T6312] em28xx 1-1:1.0: Closing input extension
[  391.445924][ T6466] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  391.502853][ T6312] em28xx: Freeing device
[  391.519980][   T10] usb 3-1: new high-speed USB device number 15 using dummy_hcd
[  391.523416][ T5752] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  391.539640][ T6466] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  391.539677][ T6466] em28xx 4-1:1.0: board has no eeprom
[  391.593517][ T5752] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  391.593558][ T5752] em28xx 2-1:1.0: board has no eeprom
[  391.597538][ T6466] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  391.597621][ T6466] em28xx 4-1:1.0: analog set to bulk mode.
[  391.603143][ T5763] em28xx 4-1:1.0: Registering V4L2 extension
[  391.649830][ T5752] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  391.649861][ T5752] em28xx 2-1:1.0: analog set to bulk mode.
[  391.650978][ T6466] usb 4-1: USB disconnect, device number 13
[  391.671522][ T6466] em28xx 4-1:1.0: Disconnecting em28xx
[  391.684452][   T10] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  391.718111][   T10] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  391.718143][   T10] usb 3-1: Product: syz
[  391.718160][   T10] usb 3-1: Manufacturer: syz
[  391.722277][ T5752] usb 2-1: USB disconnect, device number 16
[  391.740112][ T5752] em28xx 2-1:1.0: Disconnecting em28xx
[  391.788981][ T5763] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  391.789018][ T5763] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  391.789035][ T5763] em28xx 4-1:1.0: No AC97 audio processor
[  391.808733][   T10] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  391.808843][   T10] em28xx 3-1:1.0: Video interface 0 found: bulk
[  391.815973][ T5763] usb 4-1: Decoder not found
[  391.816386][ T5763] em28xx 4-1:1.0: failed to create media graph
[  391.816526][ T5763] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  391.846972][ T5763] em28xx 4-1:1.0: Remote control support is not available for this card.
[  391.847119][ T5764] em28xx 2-1:1.0: Registering V4L2 extension
[  391.929797][ T5764] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  391.929825][ T5764] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  391.929841][ T5764] em28xx 2-1:1.0: No AC97 audio processor
[  391.932576][ T5764] usb 2-1: Decoder not found
[  391.932597][ T5764] em28xx 2-1:1.0: failed to create media graph
[  391.932652][ T5764] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  391.935279][ T5764] em28xx 2-1:1.0: Remote control support is not available for this card.
[  391.935343][ T6466] em28xx 4-1:1.0: Closing input extension
[  391.936723][ T5752] em28xx 2-1:1.0: Closing input extension
[  392.018331][ T6466] em28xx: Freeing device
[  392.038994][ T5752] em28xx: Freeing device
[  392.089510][   T10] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  392.149373][ T5763] usb 1-1: new high-speed USB device number 16 using dummy_hcd
[  392.153519][   T10] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  392.153556][   T10] em28xx 3-1:1.0: board has no eeprom
[  392.207332][   T10] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  392.207365][   T10] em28xx 3-1:1.0: analog set to bulk mode.
[  392.214197][ T6312] em28xx 3-1:1.0: Registering V4L2 extension
[  392.215057][   T10] usb 3-1: USB disconnect, device number 15
[  392.244322][   T10] em28xx 3-1:1.0: Disconnecting em28xx
[  392.308562][ T5763] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  392.314242][ T5763] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  392.314274][ T5763] usb 1-1: Product: syz
[  392.314292][ T5763] usb 1-1: Manufacturer: syz
[  392.316366][ T6312] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  392.316435][ T6312] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  392.316490][ T6312] em28xx 3-1:1.0: No AC97 audio processor
[  392.341880][ T6312] usb 3-1: Decoder not found
[  392.341954][ T6312] em28xx 3-1:1.0: failed to create media graph
[  392.342025][ T6312] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  392.373439][ T5752] usb 2-1: new high-speed USB device number 17 using dummy_hcd
[  392.389511][ T6466] usb 4-1: new high-speed USB device number 14 using dummy_hcd
[  392.389971][ T6312] em28xx 3-1:1.0: Remote control support is not available for this card.
[  392.397058][   T10] em28xx 3-1:1.0: Closing input extension
[  392.431675][ T5763] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  392.431703][ T5763] em28xx 1-1:1.0: Video interface 0 found: bulk
[  392.434022][   T10] em28xx: Freeing device
[  392.539729][ T5752] usb 2-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  392.543569][ T5752] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  392.543603][ T5752] usb 2-1: Product: syz
[  392.543621][ T5752] usb 2-1: Manufacturer: syz
[  392.582864][ T6466] usb 4-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
2026/10/22 15:34:59 executed programs: 570
[  392.603659][ T6466] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  392.603694][ T6466] usb 4-1: Product: syz
[  392.603712][ T6466] usb 4-1: Manufacturer: syz
[  392.636732][ T5752] em28xx 2-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  392.636772][ T5752] em28xx 2-1:1.0: Video interface 0 found: bulk
[  392.672307][ T6466] em28xx 4-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  392.672345][ T6466] em28xx 4-1:1.0: Video interface 0 found: bulk
[  392.692065][ T5763] em28xx 1-1:1.0: unknown em28xx chip ID (0)
[  392.761745][ T5763] em28xx 1-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  392.761770][ T5763] em28xx 1-1:1.0: board has no eeprom
[  392.819506][ T5763] em28xx 1-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  392.819531][ T5763] em28xx 1-1:1.0: analog set to bulk mode.
[  392.820615][   T10] em28xx 1-1:1.0: Registering V4L2 extension
[  392.842616][ T5752] em28xx 2-1:1.0: unknown em28xx chip ID (0)
[  392.846696][ T5763] usb 1-1: USB disconnect, device number 16
[  392.868131][ T5763] em28xx 1-1:1.0: Disconnecting em28xx
[  392.915273][ T5752] em28xx 2-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  392.915309][ T5752] em28xx 2-1:1.0: board has no eeprom
[  392.927722][ T3215] usb 3-1: new high-speed USB device number 16 using dummy_hcd
[  392.930115][ T6466] em28xx 4-1:1.0: unknown em28xx chip ID (0)
[  392.957959][   T10] em28xx 1-1:1.0: Config register raw data: 0xffffffed
[  392.957983][   T10] em28xx 1-1:1.0: AC97 chip type couldn't be determined
[  392.957996][   T10] em28xx 1-1:1.0: No AC97 audio processor
[  392.959698][   T10] usb 1-1: Decoder not found
[  392.959715][   T10] em28xx 1-1:1.0: failed to create media graph
[  392.959734][   T10] em28xx 1-1:1.0: V4L2 device video103 deregistered
[  392.961953][   T10] em28xx 1-1:1.0: Remote control support is not available for this card.
[  392.962008][ T5763] em28xx 1-1:1.0: Closing input extension
[  392.966345][ T5763] em28xx: Freeing device
[  392.981173][ T5752] em28xx 2-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  392.981299][ T5752] em28xx 2-1:1.0: analog set to bulk mode.
[  393.010546][   T10] em28xx 2-1:1.0: Registering V4L2 extension
[  393.075954][ T6466] em28xx 4-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  393.075990][ T6466] em28xx 4-1:1.0: board has no eeprom
[  393.092225][ T5752] usb 2-1: USB disconnect, device number 17
[  393.105242][ T5752] em28xx 2-1:1.0: Disconnecting em28xx
[  393.137288][ T6466] em28xx 4-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  393.137323][ T6466] em28xx 4-1:1.0: analog set to bulk mode.
[  393.140568][ T3215] usb 3-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  393.145442][ T3215] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  393.145474][ T3215] usb 3-1: Product: syz
[  393.145492][ T3215] usb 3-1: Manufacturer: syz
[  393.196738][ T6466] usb 4-1: USB disconnect, device number 14
[  393.242022][ T6466] em28xx 4-1:1.0: Disconnecting em28xx
[  393.255842][ T3215] em28xx 3-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  393.255893][ T3215] em28xx 3-1:1.0: Video interface 0 found: bulk
[  393.291008][   T10] em28xx 2-1:1.0: Config register raw data: 0xffffffed
[  393.291062][   T10] em28xx 2-1:1.0: AC97 chip type couldn't be determined
[  393.291081][   T10] em28xx 2-1:1.0: No AC97 audio processor
[  393.313702][   T10] usb 2-1: Decoder not found
[  393.313869][   T10] em28xx 2-1:1.0: failed to create media graph
[  393.313943][   T10] em28xx 2-1:1.0: V4L2 device video103 deregistered
[  393.342577][   T10] em28xx 2-1:1.0: Remote control support is not available for this card.
[  393.342642][ T5764] em28xx 4-1:1.0: Registering V4L2 extension
[  393.456849][ T5764] em28xx 4-1:1.0: Config register raw data: 0xffffffed
[  393.456888][ T5764] em28xx 4-1:1.0: AC97 chip type couldn't be determined
[  393.456903][ T5764] em28xx 4-1:1.0: No AC97 audio processor
[  393.477887][ T5764] usb 4-1: Decoder not found
[  393.477912][ T5764] em28xx 4-1:1.0: failed to create media graph
[  393.477978][ T5764] em28xx 4-1:1.0: V4L2 device video103 deregistered
[  393.485686][ T3215] em28xx 3-1:1.0: unknown em28xx chip ID (0)
[  393.502842][ T5764] em28xx 4-1:1.0: Remote control support is not available for this card.
[  393.507707][ T5752] em28xx 2-1:1.0: Closing input extension
[  393.515482][ T6466] em28xx 4-1:1.0: Closing input extension
[  393.544135][ T5752] em28xx: Freeing device
[  393.554381][ T6466] em28xx: Freeing device
[  393.585758][ T3215] em28xx 3-1:1.0: reading from i2c device at 0xa0 failed (error=-5)
[  393.585791][ T3215] em28xx 3-1:1.0: board has no eeprom
[  393.657779][ T3215] em28xx 3-1:1.0: Identified as Easy Cap Capture DC-60 (card=64)
[  393.657810][ T3215] em28xx 3-1:1.0: analog set to bulk mode.
[  393.661174][   T31] em28xx 3-1:1.0: Registering V4L2 extension
[  393.661366][ T6419] usb 1-1: new high-speed USB device number 17 using dummy_hcd
[  393.708645][ T3215] usb 3-1: USB disconnect, device number 16
[  393.710968][ T3215] em28xx 3-1:1.0: Disconnecting em28xx
[  393.784985][   T31] em28xx 3-1:1.0: Config register raw data: 0xffffffed
[  393.785014][   T31] em28xx 3-1:1.0: AC97 chip type couldn't be determined
[  393.785028][   T31] em28xx 3-1:1.0: No AC97 audio processor
[  393.787131][   T31] usb 3-1: Decoder not found
[  393.813309][   T31] em28xx 3-1:1.0: failed to create media graph
[  393.813870][   T31] em28xx 3-1:1.0: V4L2 device video103 deregistered
[  393.817884][   T31] em28xx 3-1:1.0: Remote control support is not available for this card.
[  393.818107][ T3215] em28xx 3-1:1.0: Closing video extension
[  393.819094][ T3215] em28xx 3-1:1.0: Closing input extension
[  393.844306][ T6419] usb 1-1: New USB device found: idVendor=1b80, idProduct=e309, bcdDevice=1.00
[  393.858518][ T6419] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[  393.858603][ T6419] usb 1-1: Product: syz
[  393.858652][ T6419] usb 1-1: Manufacturer: syz
[  393.865793][ T8728] ==================================================================
[  393.865892][ T8728] BUG: KASAN: slab-use-after-free in em28xx_write_regs_req+0x79/0x3c0
[  393.866098][ T8728] Read of size 8 at addr ffff88802229e0b8 by task v4l_id/8728
[  393.866146][ T8728] 
[  393.866200][ T8728] CPU: 0 UID: 0 PID: 8728 Comm: v4l_id Not tainted syzkaller #0 PREEMPT(full) 
[  393.866254][ T8728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
[  393.866277][ T8728] Call Trace:
[  393.866316][ T8728]  <TASK>
[  393.866373][ T8728]  dump_stack_lvl+0xe8/0x150
[  393.866476][ T8728]  print_address_description+0x55/0x1e0
[  393.866520][ T8728]  ? em28xx_write_regs_req+0x79/0x3c0
[  393.866569][ T8728]  print_report+0x58/0x70
[  393.866598][ T8728]  kasan_report+0x117/0x150
[  393.866803][ T8728]  ? vfs_open_consume+0x4a/0x350
[  393.866889][ T8728]  ? em28xx_write_regs_req+0x79/0x3c0
[  393.866917][ 
** replaying previous printk message **
[  393.866917][ T8728]  em28xx_write_regs_req+0x79/0x3c0
[  393.866945][ T8728]  em28xx_write_reg+0x89/0xd0
[  393.866966][ T8728]  ? __pfx_em28xx_write_reg+0x10/0x10
[  393.866994][ T8728]  em28xx_set_outfmt+0xb1/0x420
[  393.867025][ T8728]  em28xx_resolution_set+0x261/0x7f0
[  393.867059][ T8728]  ? __pfx_em28xx_resolution_set+0x10/0x10
[  393.867091][ T8728]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  393.867194][ T8728]  ? _raw_spin_unlock_irqrestore+0x4c/0x80
[  393.867217][ T8728]  ? v4l2_fh_is_singular+0xc8/0x100
[  393.867281][ T8728]  ? em28xx_set_mode+0x137/0x220
[  393.867305][ T8728]  em28xx_v4l2_open+0x21a/0x840
[  393.867340][ T8728]  v4l2_open+0x1bc/0x3a0
[  393.867390][ T8728]  chrdev_open+0x4d9/0x600
[  393.867478][ T8728]  ? __pfx_chrdev_open+0x10/0x10
[  393.867505][ T8728]  ? fsnotify_open_perm_and_set_mode+0x135/0x6b0
[  393.867572][ T8728]  ? devcgroup_check_permission+0x31/0x8f0
[  393.867690][ T8728]  ? __pfx_chrdev_open+0x10/0x10
[  393.867716][ T8728]  do_dentry_open+0x80e/0x1360
[  393.867752][ T8728]  vfs_open_consume+0x4a/0x350
[  393.867779][ T8728]  ? path_openat+0x16e1/0x20f0
[  393.867839][ T8728]  path_openat+0x16fc/0x20f0
[  393.867875][ T8728]  do_file_open+0x23e/0x4a0
[  393.867903][ T8728]  ? __pfx_do_file_open+0x10/0x10
[  393.867940][ T8728]  ? _raw_spin_unlock+0x28/0x50
[  393.867961][ T8728]  ? alloc_fd+0x6af/0x760
[  393.868048][ T8728]  do_sys_openat2+0x115/0x200
[  393.868080][ T8728]  ? __pfx_do_sys_openat2+0x10/0x10
[  393.868114][ T8728]  ? do_user_addr_fault+0xd3f/0x1480
[  393.868180][ T8728]  __x64_sys_openat+0x138/0x170
[  393.868215][ T8728]  do_syscall_64+0x166/0x520
[  393.868291][ T8728]  ? trace_irq_disable+0x3b/0x140
[  393.868337][ T8728]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  393.868381][ T8728]  ? clear_bhb_loop+0x70/0xc0
[  393.868406][ T8728]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  393.868428][ T8728] RIP: 0033:0x7fc4a0ea7407
[  393.868463][ T8728] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[  393.868489][ T8728] RSP: 002b:00007ffee11a62b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
[  393.868544][ T8728] RAX: ffffffffffffffda RBX: 00007fc4a1572880 RCX: 00007fc4a0ea7407
[  393.868561][ T8728] RDX: 0000000000000000 RSI: 00007ffee11a7f1d RDI: ffffffffffffff9c
[  393.868577][ T8728] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  393.868591][ T8728] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[  393.868604][ T8728] R13: 00007ffee11a6500 R14: 00007fc4a1677000 R15: 000055b0a97fd4d8
[  393.868631][ T8728]  </TASK>
[  393.868640][ T8728] 
[  393.868652][ T8728] Allocated by task 3215:
[  393.868697][ T8728]  kasan_save_track+0x3e/0x80
[  393.868718][ T8728]  __kasan_kmalloc+0x93/0xb0
[  393.868739][ T8728]  __kmalloc_cache_noprof+0x31c/0x600
[  393.868835][ T8728]  usb_set_configuration+0x3c5/0x2260
[  393.868952][ T8728]  usb_generic_driver_probe+0x8d/0x150
[  393.869006][ T8728]  usb_probe_device+0x1c3/0x3b0
[  393.869036][ T8728]  really_probe+0x254/0xae0
[  393.869148][ T8728]  __driver_probe_device+0x1e8/0x360
[  393.869177][ T8728]  driver_probe_device+0x4f/0x240
[  393.869205][ T8728]  __device_attach_driver+0x270/0x410
[  393.869233][ T8728]  bus_for_each_drv+0x258/0x2f0
[  393.869252][ T8728]  __device_attach+0x2bd/0x430
[  393.869277][ T8728]  device_initial_probe+0x9c/0x100
[  393.869304][ T8728]  __bus_probe_device+0x126/0x220
[  393.869323][ T8728]  device_add+0x7d7/0xb80
[  393.869374][ T8728]  usb_new_device+0x9aa/0x1690
[  393.869425][ T8728]  hub_event+0x28e8/0x4d30
[  393.869451][ T8728]  process_scheduled_works+0xc3d/0x1630
[  393.869489][ T8728]  worker_thread+0xa47/0xfb0
[  393.869514][ T8728]  kthread+0x38b/0x480
[  393.869543][ T8728]  ret_from_fork+0x514/0xb70
[  393.869585][ T8728]  ret_from_fork_asm+0x1a/0x30
[  393.869614][ T8728] 
[  393.869619][ T8728] Freed by task 3215:
[  393.869630][ T8728]  kasan_save_track+0x3e/0x80
[  393.869649][ T8728]  kasan_save_free_info+0x40/0x50
[  393.869675][ T8728]  __kasan_slab_free+0x5c/0x80
[  393.869693][ T8728]  kfree+0x1c5/0x650
[  393.869718][ T8728]  device_release+0xc4/0x1f0
[  393.869748][ T8728]  kobject_put+0x222/0x550
[  393.869857][ T8728]  usb_disable_device+0x611/0x8d0
[  393.869882][ T8728]  usb_disconnect+0x346/0x9a0
[  393.869903][ T8728]  hub_event+0x1bbb/0x4d30
[  393.869930][ T8728]  process_scheduled_works+0xc3d/0x1630
[  393.869954][ T8728]  worker_thread+0xa47/0xfb0
[  393.869979][ T8728]  kthread+0x38b/0x480
[  393.870008][ T8728]  ret_from_fork+0x514/0xb70
[  393.870037][ T8728]  ret_from_fork_asm+0x1a/0x30
[  393.870065][ T8728] 
[  393.870072][ T8728] The buggy address belongs to the object at ffff88802229e000
[  393.870072][ T8728]  which belongs to the cache kmalloc-2k of size 2048
[  393.870124][ T8728] The buggy address is located 184 bytes inside of
[  393.870124][ T8728]  freed 2048-byte region [ffff88802229e000, ffff88802229e800)
[  393.870146][ T8728] 
[  393.870152][ T8728] The buggy address belongs to the physical page:
[  393.870176][ T8728] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x22298
[  393.870204][ T8728] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[  393.870224][ T8728] flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
[  393.870249][ T8728] page_type: f5(slab)
[  393.870270][ T8728] raw: 00fff00000000040 ffff88813ff30000 dead000000000100 dead000000000122
[  393.870289][ T8728] raw: 0000000000000000 0000000000080008 00000000f5000000 0000000000000000
[  393.870311][ T8728] head: 00fff00000000040 ffff88813ff30000 dead000000000100 dead000000000122
[  393.870329][ T8728] head: 0000000000000000 0000000000080008 00000000f5000000 0000000000000000
[  393.870350][ T8728] head: 00fff00000000003 fffffffffffffe01 00000000ffffffff 00000000ffffffff
[  393.870369][ T8728] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008
[  393.870381][ T8728] page dumped because: kasan: bad access detected
[  393.870400][ T8728] page_owner tracks the page as allocated
[  393.870408][ T8728] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 1, tgid 1 (swapper/0), ts 5001221219
[  393.870447][ T8728]  post_alloc_hook+0x1f9/0x250
[  393.870529][ T8728]  get_page_from_freelist+0x220f/0x2280
[  393.870550][ T8728]  __alloc_frozen_pages_noprof+0x1fe/0x410
[  393.870569][ T8728]  allocate_slab+0x7d/0x5e0
[  393.870594][ T8728]  refill_objects+0x2d5/0x350
[  393.870619][ T8728]  __pcs_replace_empty_main+0x2c8/0x6c0
[  393.870643][ T8728]  __kmalloc_cache_noprof+0x396/0x600
[  393.870675][ T8728]  acpi_add_single_object+0xdb/0x1b30
[  393.870775][ T8728]  acpi_bus_check_add+0x2b5/0x840
[  393.870798][ T8728]  acpi_ns_walk_namespace+0x273/0x700
[  393.870884][ T8728]  acpi_walk_namespace+0x125/0x190
[  393.870913][ T8728]  acpi_bus_scan+0xe9/0x4b0
[  393.870934][ T8728]  acpi_scan_init+0x1bd/0x4e0
[  393.871064][ T8728]  acpi_init+0x130/0x1f0
[  393.871085][ T8728]  do_one_initcall+0x250/0x870
[  393.871107][ T8728]  do_initcall_level+0x10a/0x1a0
[  393.871156][ T8728] page last free pid 1 tgid 1 ts 3782412345 stack trace:
[  393.871168][ T8728]  __free_pages_ok+0xb6d/0xc60
[  393.871191][ T8728]  btf_check_all_metas+0x5e7/0xa30
[  393.871229][ T8728]  btf_parse_vmlinux+0x51d/0x8c0
[  393.871246][ T8728]  bpf_get_btf_vmlinux+0x48/0x70
[  393.871270][ T8728]  __register_btf_kfunc_id_set+0x62/0x14c0
[  393.871293][ T8728]  wakeup_sources_bpf_init+0x11/0x60
[  393.871342][ T8728]  wakeup_sources_init+0x28/0x30
[  393.871368][ T8728]  do_one_initcall+0x250/0x870
[  393.871393][ T8728]  do_initcall_level+0x10a/0x1a0
[  393.871412][ T8728]  do_initcalls+0x59/0xa0
[  393.871430][ T8728]  kernel_init_freeable+0x29d/0x3e0
[  393.871449][ T8728]  kernel_init+0x22/0x1d0
[  393.871508][ T8728]  ret_from_fork+0x514/0xb70
[  393.871537][ T8728]  ret_from_fork_asm+0x1a/0x30
[  393.871566][ T8728] 
[  393.871573][ T8728] Memory state around the buggy address:
[  393.871613][ T8728]  ffff88802229df80: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc
[  393.871629][ T8728]  ffff88802229e000: fa fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  393.871645][ T8728] >ffff88802229e080: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  393.871657][ T8728]                                         ^
[  393.871669][ T8728]  ffff88802229e100: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  393.871684][ T8728]  ffff88802229e180: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  393.871696][ T8728] ==================================================================
[  393.962068][ T5752] usb 2-1: new high-speed USB device number 18 using dummy_hcd
[  393.962213][ T6466] usb 4-1: new high-speed USB device number 15 using dummy_hcd
[  393.973221][ T6419] em28xx 1-1:1.0: New device syz syz @ 480 Mbps (1b80:e309, interface 0, class 0)
[  393.973312][ T6419] em28xx 1-1:1.0: Video interface 0 found: bulk
[  393.997491][ T8728] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[  394.944226][ T8728] CPU: 1 UID: 0 PID: 8728 Comm: v4l_id Not tainted syzkaller #0 PREEMPT(full) 
[  394.953200][ T8728] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/07/2026
[  394.963744][ T8728] Call Trace:
[  394.967425][ T8728]  <TASK>
[  394.970753][ T8728]  vpanic+0x26f/0x710
[  394.975475][ T8728]  panic+0xc5/0xd0
[  394.979355][ T8728]  ? __pfx_panic+0x10/0x10
[  394.984016][ T8728]  ? preempt_schedule_thunk+0x16/0x40
[  394.990129][ T8728]  ? preempt_schedule_thunk+0x16/0x40
[  394.996329][ T8728]  ? em28xx_write_regs_req+0x79/0x3c0
[  395.002097][ T8728]  check_panic_on_warn+0x89/0xb0
[  395.007538][ T8728]  ? em28xx_write_regs_req+0x79/0x3c0
[  395.013691][ T8728]  end_report+0x73/0x170
[  395.018628][ T8728]  ? em28xx_write_regs_req+0x79/0x3c0
[  395.024869][ T8728]  kasan_report+0x128/0x150
[  395.030653][ T8728]  ? vfs_open_consume+0x4a/0x350
[  395.036187][ T8728]  ? em28xx_write_regs_req+0x79/0x3c0
[  395.042264][ T8728]  em28xx_write_regs_req+0x79/0x3c0
[  395.048145][ T8728]  em28xx_write_reg+0x89/0xd0
[  395.053056][ T8728]  ? __pfx_em28xx_write_reg+0x10/0x10
[  395.059181][ T8728]  em28xx_set_outfmt+0xb1/0x420
[  395.064378][ T8728]  em28xx_resolution_set+0x261/0x7f0
[  395.070569][ T8728]  ? __pfx_em28xx_resolution_set+0x10/0x10
[  395.078308][ T8728]  ? _raw_spin_unlock_irqrestore+0x30/0x80
[  395.085982][ T8728]  ? _raw_spin_unlock_irqrestore+0x4c/0x80
[  395.093973][ T8728]  ? v4l2_fh_is_singular+0xc8/0x100
[  395.101067][ T8728]  ? em28xx_set_mode+0x137/0x220
[  395.107789][ T8728]  em28xx_v4l2_open+0x21a/0x840
[  395.114392][ T8728]  v4l2_open+0x1bc/0x3a0
[  395.120861][ T8728]  chrdev_open+0x4d9/0x600
[  395.126955][ T8728]  ? __pfx_chrdev_open+0x10/0x10
[  395.133020][ T8728]  ? fsnotify_open_perm_and_set_mode+0x135/0x6b0
[  395.141418][ T8728]  ? devcgroup_check_permission+0x31/0x8f0
[  395.150539][ T8728]  ? __pfx_chrdev_open+0x10/0x10
[  395.156872][ T8728]  do_dentry_open+0x80e/0x1360
[  395.162507][ T8728]  vfs_open_consume+0x4a/0x350
[  395.168148][ T8728]  ? path_openat+0x16e1/0x20f0
[  395.172979][ T8728]  path_openat+0x16fc/0x20f0
[  395.179410][ T8728]  do_file_open+0x23e/0x4a0
[  395.184094][ T8728]  ? __pfx_do_file_open+0x10/0x10
[  395.189628][ T8728]  ? _raw_spin_unlock+0x28/0x50
[  395.195152][ T8728]  ? alloc_fd+0x6af/0x760
[  395.199579][ T8728]  do_sys_openat2+0x115/0x200
[  395.204567][ T8728]  ? __pfx_do_sys_openat2+0x10/0x10
[  395.210712][ T8728]  ? do_user_addr_fault+0xd3f/0x1480
[  395.216452][ T8728]  __x64_sys_openat+0x138/0x170
[  395.222483][ T8728]  do_syscall_64+0x166/0x520
[  395.227400][ T8728]  ? trace_irq_disable+0x3b/0x140
[  395.232748][ T8728]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  395.240416][ T8728]  ? clear_bhb_loop+0x70/0xc0
[  395.245599][ T8728]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  395.252292][ T8728] RIP: 0033:0x7fc4a0ea7407
[  395.257142][ T8728] Code: 48 89 fa 4c 89 df e8 38 aa 00 00 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 1a 5b c3 0f 1f 84 00 00 00 00 00 48 8b 44 24 10 0f 05 <5b> c3 0f 1f 80 00 00 00 00 83 e2 39 83 fa 08 75 de e8 23 ff ff ff
[  395.282983][ T8728] RSP: 002b:00007ffee11a62b0 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
[  395.292023][ T8728] RAX: ffffffffffffffda RBX: 00007fc4a1572880 RCX: 00007fc4a0ea7407
[  395.300487][ T8728] RDX: 0000000000000000 RSI: 00007ffee11a7f1d RDI: ffffffffffffff9c
[  395.310306][ T8728] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  395.319366][ T8728] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[  395.328247][ T8728] R13: 00007ffee11a6500 R14: 00007fc4a1677000 R15: 000055b0a97fd4d8
[  395.336654][ T8728]  </TASK>
[  395.340340][ T8728] Kernel Offset: disabled
[  395.344812][ T8728] Rebooting in 86400 seconds..