87][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  104.150298][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  104.158407][ T5931] usb 1-1: new high-speed USB device number 14 using dummy_hcd
[  104.168884][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  104.175664][ T6077] usb 4-1: Product: syz
[  104.180513][ T6077] usb 4-1: Manufacturer: syz
[  104.186308][ T6077] usb 4-1: SerialNumber: syz
[  104.202627][ T6077] usb 4-1: config 0 descriptor??
[  104.218191][ T6070] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  104.221634][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  104.225464][ T6070] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  104.236037][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  104.245100][ T6070] em28xx 3-1:0.132: No AC97 audio processor
[  104.259506][ T6070] usb 3-1: Decoder not found
[  104.264949][ T6070] em28xx 3-1:0.132: failed to create media graph
[  104.271530][ T6070] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  104.279462][ T6070] em28xx 3-1:0.132: Remote control support is not available for this card.
[  104.289312][ T6071] em28xx 3-1:0.132: Closing input extension
[  104.299525][ T6071] em28xx 3-1:0.132: Freeing device
[  104.347158][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  104.370916][ T5931] usb 1-1: config 0 has an invalid interface number: 132 but max is 0
[  104.379845][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  104.389286][ T5931] usb 1-1: config 0 has no interface number 0
[  104.397938][ T5931] usb 1-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  104.415125][ T5931] usb 1-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  104.424606][ T5931] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  104.432963][ T5931] usb 1-1: Product: syz
[  104.437848][ T5931] usb 1-1: Manufacturer: syz
[  104.442469][ T5931] usb 1-1: SerialNumber: syz
[  104.450444][ T5931] usb 1-1: config 0 descriptor??
[  104.460894][ T5931] em28xx 1-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  104.474602][ T5931] em28xx 1-1:0.132: Video interface 132 found: isoc
[  104.481410][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  104.488763][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  104.497563][  T977] em28xx 2-1:0.132: board has no eeprom
[  104.548390][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  104.557173][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  104.564997][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  104.571853][ T6077] em28xx 4-1:0.132: board has no eeprom
[  104.578777][ T6248] em28xx 2-1:0.132: Registering V4L2 extension
[  104.595066][  T977] usb 2-1: USB disconnect, device number 13
[  104.615325][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  104.635941][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  104.645277][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  104.667486][ T6077] usb 4-1: USB disconnect, device number 12
[  104.688057][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  104.698386][ T6071] usb 3-1: new high-speed USB device number 14 using dummy_hcd
[  104.717441][ T5931] em28xx 1-1:0.132: unknown em28xx chip ID (0)
[  104.738457][ T6248] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  104.745489][ T6248] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  104.752982][ T6248] em28xx 2-1:0.132: No AC97 audio processor
[  104.762663][ T6248] usb 2-1: Decoder not found
[  104.767335][ T6248] em28xx 2-1:0.132: failed to create media graph
[  104.775139][ T6248] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  104.783202][ T6248] em28xx 2-1:0.132: Remote control support is not available for this card.
[  104.793715][ T6240] em28xx 4-1:0.132: Registering V4L2 extension
[  104.801469][ T5931] em28xx 1-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  104.810326][ T5931] em28xx 1-1:0.132: board has no eeprom
[  104.855709][ T6071] usb 3-1: Using ep0 maxpacket: 32
[  104.881420][ T5931] em28xx 1-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  104.882953][ T6071] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  104.899263][ T6071] usb 3-1: config 0 has no interface number 0
[  104.905387][ T6071] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  104.908179][ T5931] em28xx 1-1:0.132: analog set to isoc mode.
[  104.924874][ T6071] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  104.934436][ T6071] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  104.961986][ T5931] usb 1-1: USB disconnect, device number 14
[  104.962630][ T6071] usb 3-1: Product: syz
[  104.974271][ T6240] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  104.992622][ T6071] usb 3-1: Manufacturer: syz
[  104.996867][ T5931] em28xx 1-1:0.132: Disconnecting em28xx
[  105.001062][ T6071] usb 3-1: SerialNumber: syz
[  105.011282][ T6240] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  105.012642][ T6071] usb 3-1: config 0 descriptor??
[  105.019887][ T6240] em28xx 4-1:0.132: No AC97 audio processor
[  105.039485][ T6071] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  105.051219][ T6240] usb 4-1: Decoder not found
[  105.051971][ T6071] em28xx 3-1:0.132: Video interface 132 found: isoc
[  105.059878][ T6240] em28xx 4-1:0.132: failed to create media graph
[  105.069181][ T6240] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  105.078797][ T6240] em28xx 4-1:0.132: Remote control support is not available for this card.
[  105.089179][  T977] em28xx 2-1:0.132: Closing input extension
[  105.095112][ T6248] em28xx 1-1:0.132: Registering V4L2 extension
[  105.105241][  T977] em28xx 2-1:0.132: Freeing device
[  105.257027][ T6248] em28xx 1-1:0.132: Config register raw data: 0xffffffed
[  105.264230][ T6248] em28xx 1-1:0.132: AC97 chip type couldn't be determined
[  105.272067][ T6248] em28xx 1-1:0.132: No AC97 audio processor
[  105.280409][ T6248] usb 1-1: Decoder not found
[  105.285009][ T6248] em28xx 1-1:0.132: failed to create media graph
[  105.287891][ T6071] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  105.292637][ T6248] em28xx 1-1:0.132: V4L2 device video103 deregistered
[  105.305366][ T6248] em28xx 1-1:0.132: Remote control support is not available for this card.
[  105.314204][ T6077] em28xx 4-1:0.132: Closing input extension
[  105.320739][ T5931] em28xx 1-1:0.132: Closing input extension
[  105.329272][ T6077] em28xx 4-1:0.132: Freeing device
[  105.337706][ T5931] em28xx 1-1:0.132: Freeing device
[  105.369106][ T6071] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  105.378029][ T6071] em28xx 3-1:0.132: board has no eeprom
[  105.435728][ T6071] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  105.443744][ T6071] em28xx 3-1:0.132: analog set to isoc mode.
[  105.450833][ T6070] em28xx 3-1:0.132: Registering V4L2 extension
[  105.462241][ T6071] usb 3-1: USB disconnect, device number 14
[  105.466078][  T977] usb 2-1: new high-speed USB device number 14 using dummy_hcd
[  105.474722][ T6071] em28xx 3-1:0.132: Disconnecting em28xx
[  105.555394][ T6070] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  105.562565][ T6070] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  105.570380][ T6070] em28xx 3-1:0.132: No AC97 audio processor
[  105.578408][ T6070] usb 3-1: Decoder not found
[  105.583269][ T6070] em28xx 3-1:0.132: failed to create media graph
[  105.589687][ T6070] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  105.599075][ T6070] em28xx 3-1:0.132: Remote control support is not available for this card.
[  105.607874][ T6071] em28xx 3-1:0.132: Closing input extension
[  105.617279][ T6071] em28xx 3-1:0.132: Freeing device
[  105.637701][  T977] usb 2-1: Using ep0 maxpacket: 32
[  105.646443][  T977] usb 2-1: config 0 has an invalid interface number: 132 but max is 0
[  105.656163][  T977] usb 2-1: config 0 has no interface number 0
[  105.662277][  T977] usb 2-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  105.673664][ T6077] usb 4-1: new high-speed USB device number 13 using dummy_hcd
[  105.683495][ T5931] usb 1-1: new high-speed USB device number 15 using dummy_hcd
[  105.698929][  T977] usb 2-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  105.708461][  T977] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  105.717949][  T977] usb 2-1: Product: syz
[  105.722234][  T977] usb 2-1: Manufacturer: syz
[  105.727235][  T977] usb 2-1: SerialNumber: syz
[  105.733663][  T977] usb 2-1: config 0 descriptor??
[  105.743858][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  105.761878][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  105.845733][ T6077] usb 4-1: Using ep0 maxpacket: 32
[  105.850964][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  105.857876][ T5931] usb 1-1: config 0 has an invalid interface number: 132 but max is 0
[  105.866363][ T5931] usb 1-1: config 0 has no interface number 0
[  105.872794][ T6077] usb 4-1: config 0 has an invalid interface number: 132 but max is 0
[  105.881087][ T5931] usb 1-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  105.892186][ T6077] usb 4-1: config 0 has no interface number 0
[  105.898608][ T6077] usb 4-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  105.913427][ T5931] usb 1-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  105.922616][ T5931] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  105.932140][ T6077] usb 4-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  105.941365][ T5931] usb 1-1: Product: syz
[  105.945782][ T5931] usb 1-1: Manufacturer: syz
[  105.950380][ T5931] usb 1-1: SerialNumber: syz
[  105.955673][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  105.966052][ T6077] usb 4-1: Product: syz
[  105.970215][ T6077] usb 4-1: Manufacturer: syz
[  105.974799][ T6077] usb 4-1: SerialNumber: syz
[  105.980826][ T5931] usb 1-1: config 0 descriptor??
[  105.988923][ T5931] em28xx 1-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  105.999254][ T5931] em28xx 1-1:0.132: Video interface 132 found: isoc
[  106.008668][ T6077] usb 4-1: config 0 descriptor??
[  106.014138][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  106.023381][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  106.033212][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  106.078680][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  106.087455][  T977] em28xx 2-1:0.132: board has no eeprom
[  106.095946][ T6071] usb 3-1: new high-speed USB device number 15 using dummy_hcd
[  106.145694][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  106.153592][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  106.159748][ T6240] em28xx 2-1:0.132: Registering V4L2 extension
[  106.170652][  T977] usb 2-1: USB disconnect, device number 14
[  106.189510][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  106.246892][ T5931] em28xx 1-1:0.132: unknown em28xx chip ID (0)
[  106.266264][ T6071] usb 3-1: Using ep0 maxpacket: 32
[  106.273089][ T6071] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  106.281927][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  106.284435][ T6071] usb 3-1: config 0 has no interface number 0
[  106.294625][ T6071] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  106.295934][ T6240] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  106.311180][ T6071] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  106.322121][ T6071] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  106.330426][ T6240] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  106.330559][ T6071] usb 3-1: Product: syz
[  106.338662][ T6240] em28xx 2-1:0.132: No AC97 audio processor
[  106.342716][ T6071] usb 3-1: Manufacturer: syz
[  106.348213][ T5931] em28xx 1-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  106.352819][ T6071] usb 3-1: SerialNumber: syz
[  106.365758][ T5931] em28xx 1-1:0.132: board has no eeprom
[  106.373087][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  106.381903][ T6071] usb 3-1: config 0 descriptor??
[  106.386503][ T6071] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  106.388594][ T6240] usb 2-1: Decoder not found
[  106.402269][ T6077] em28xx 4-1:0.132: board has no eeprom
[  106.403564][ T6071] em28xx 3-1:0.132: Video interface 132 found: isoc
[  106.408357][ T6240] em28xx 2-1:0.132: failed to create media graph
[  106.423116][ T6240] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  106.430209][ T5931] em28xx 1-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  106.438223][ T5931] em28xx 1-1:0.132: analog set to isoc mode.
[  106.446526][ T6240] em28xx 2-1:0.132: Remote control support is not available for this card.
[  106.455164][ T6248] em28xx 1-1:0.132: Registering V4L2 extension
[  106.466337][ T5931] usb 1-1: USB disconnect, device number 15
[  106.485885][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  106.493737][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  106.500647][ T5931] em28xx 1-1:0.132: Disconnecting em28xx
[  106.527721][ T6077] usb 4-1: USB disconnect, device number 13
[  106.546306][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  106.609872][ T6248] em28xx 1-1:0.132: Config register raw data: 0xffffffed
[  106.619253][ T6248] em28xx 1-1:0.132: AC97 chip type couldn't be determined
[  106.627124][ T6248] em28xx 1-1:0.132: No AC97 audio processor
[  106.634051][ T6248] usb 1-1: Decoder not found
[  106.638744][ T6248] em28xx 1-1:0.132: failed to create media graph
[  106.645083][ T6248] em28xx 1-1:0.132: V4L2 device video103 deregistered
[  106.646159][ T6071] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  106.659126][ T6248] em28xx 1-1:0.132: Remote control support is not available for this card.
[  106.669651][  T977] em28xx 2-1:0.132: Closing input extension
[  106.675560][ T6240] em28xx 4-1:0.132: Registering V4L2 extension
[  106.687598][  T977] em28xx 2-1:0.132: Freeing device
[  106.729184][ T6071] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  106.771729][ T6071] em28xx 3-1:0.132: board has no eeprom
[  106.835789][ T6071] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  106.847800][ T6071] em28xx 3-1:0.132: analog set to isoc mode.
[  106.869270][ T6071] usb 3-1: USB disconnect, device number 15
[  106.888567][ T6071] em28xx 3-1:0.132: Disconnecting em28xx
[  106.896646][ T6240] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  106.904181][ T6240] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  106.911611][ T6240] em28xx 4-1:0.132: No AC97 audio processor
[  106.918963][ T6240] usb 4-1: Decoder not found
[  106.923562][ T6240] em28xx 4-1:0.132: failed to create media graph
[  106.933369][ T6240] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  106.942269][ T6240] em28xx 4-1:0.132: Remote control support is not available for this card.
[  106.950934][ T5931] em28xx 1-1:0.132: Closing input extension
[  106.957040][ T6070] em28xx 3-1:0.132: Registering V4L2 extension
[  106.961876][ T5931] em28xx 1-1:0.132: Freeing device
[  106.995729][  T977] usb 2-1: new high-speed USB device number 15 using dummy_hcd
[  107.085557][ T6070] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  107.097407][ T6070] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  107.104664][ T6070] em28xx 3-1:0.132: No AC97 audio processor
[  107.116719][ T6070] usb 3-1: Decoder not found
[  107.121339][ T6070] em28xx 3-1:0.132: failed to create media graph
[  107.128119][ T6070] em28xx 3-1:0.132: V4L2 device video103 deregistered
2025/12/05 04:25:12 executed programs: 64
[  107.144130][ T6070] em28xx 3-1:0.132: Remote control support is not available for this card.
[  107.153240][ T6071] em28xx 3-1:0.132: Closing input extension
[  107.160288][ T6077] em28xx 4-1:0.132: Closing input extension
[  107.166414][  T977] usb 2-1: Using ep0 maxpacket: 32
[  107.167655][ T6071] em28xx 3-1:0.132: Freeing device
[  107.175448][ T6077] em28xx 4-1:0.132: Freeing device
[  107.185006][  T977] usb 2-1: config 0 has an invalid interface number: 132 but max is 0
[  107.196855][  T977] usb 2-1: config 0 has no interface number 0
[  107.203227][  T977] usb 2-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  107.225415][  T977] usb 2-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  107.236818][  T977] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  107.244823][  T977] usb 2-1: Product: syz
[  107.252079][  T977] usb 2-1: Manufacturer: syz
[  107.257062][  T977] usb 2-1: SerialNumber: syz
[  107.269454][  T977] usb 2-1: config 0 descriptor??
[  107.275880][ T5931] usb 1-1: new high-speed USB device number 16 using dummy_hcd
[  107.287760][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  107.298127][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  107.445709][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  107.453200][ T5931] usb 1-1: config 0 has an invalid interface number: 132 but max is 0
[  107.461413][ T5931] usb 1-1: config 0 has no interface number 0
[  107.467573][ T5931] usb 1-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  107.481080][ T5931] usb 1-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  107.490198][ T5931] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  107.498392][ T5931] usb 1-1: Product: syz
[  107.502561][ T5931] usb 1-1: Manufacturer: syz
[  107.507304][ T6077] usb 4-1: new high-speed USB device number 14 using dummy_hcd
[  107.514919][ T5931] usb 1-1: SerialNumber: syz
[  107.521893][ T5931] usb 1-1: config 0 descriptor??
[  107.525958][ T6071] usb 3-1: new high-speed USB device number 16 using dummy_hcd
[  107.531583][ T5931] em28xx 1-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  107.545935][ T5931] em28xx 1-1:0.132: Video interface 132 found: isoc
[  107.556100][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  107.618386][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  107.627198][  T977] em28xx 2-1:0.132: board has no eeprom
[  107.665906][ T6077] usb 4-1: Using ep0 maxpacket: 32
[  107.672701][ T6077] usb 4-1: config 0 has an invalid interface number: 132 but max is 0
[  107.675698][ T6071] usb 3-1: Using ep0 maxpacket: 32
[  107.681047][ T6077] usb 4-1: config 0 has no interface number 0
[  107.688173][ T6071] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  107.692232][ T6077] usb 4-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  107.700850][ T6071] usb 3-1: config 0 has no interface number 0
[  107.711481][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  107.721095][ T6071] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  107.725517][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  107.739757][ T6071] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  107.746579][ T6240] em28xx 2-1:0.132: Registering V4L2 extension
[  107.755468][ T6071] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  107.769010][ T6077] usb 4-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  107.770479][ T6071] usb 3-1: Product: syz
[  107.780989][  T977] usb 2-1: USB disconnect, device number 15
[  107.782579][ T6071] usb 3-1: Manufacturer: syz
[  107.793450][ T6071] usb 3-1: SerialNumber: syz
[  107.797343][ T5931] em28xx 1-1:0.132: unknown em28xx chip ID (0)
[  107.810143][ T6071] usb 3-1: config 0 descriptor??
[  107.818143][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  107.821146][ T6071] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  107.825708][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  107.861096][ T6071] em28xx 3-1:0.132: Video interface 132 found: isoc
[  107.865696][ T6077] usb 4-1: Product: syz
[  107.877747][ T6077] usb 4-1: Manufacturer: syz
[  107.882364][ T6077] usb 4-1: SerialNumber: syz
[  107.890736][ T6077] usb 4-1: config 0 descriptor??
[  107.901475][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  107.916531][ T5931] em28xx 1-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  107.926155][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  107.933386][ T5931] em28xx 1-1:0.132: board has no eeprom
[  107.977895][ T6240] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  107.985187][ T6240] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  107.992436][ T6240] em28xx 2-1:0.132: No AC97 audio processor
[  107.998640][ T5931] em28xx 1-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  108.007829][ T5931] em28xx 1-1:0.132: analog set to isoc mode.
[  108.016247][ T6240] usb 2-1: Decoder not found
[  108.025648][ T6240] em28xx 2-1:0.132: failed to create media graph
[  108.035788][ T6240] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  108.057334][ T5931] usb 1-1: USB disconnect, device number 16
[  108.064120][ T5931] em28xx 1-1:0.132: Disconnecting em28xx
[  108.069859][ T6240] em28xx 2-1:0.132: Remote control support is not available for this card.
[  108.086362][ T6071] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  108.095200][ T6248] em28xx 1-1:0.132: Registering V4L2 extension
[  108.150834][ T6071] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  108.156078][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  108.161844][ T6071] em28xx 3-1:0.132: board has no eeprom
[  108.192759][ T6248] em28xx 1-1:0.132: Config register raw data: 0xffffffed
[  108.199923][ T6248] em28xx 1-1:0.132: AC97 chip type couldn't be determined
[  108.207730][ T6248] em28xx 1-1:0.132: No AC97 audio processor
[  108.214574][ T6248] usb 1-1: Decoder not found
[  108.222714][ T6248] em28xx 1-1:0.132: failed to create media graph
[  108.229257][ T6248] em28xx 1-1:0.132: V4L2 device video103 deregistered
[  108.235735][ T6071] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  108.244213][ T6071] em28xx 3-1:0.132: analog set to isoc mode.
[  108.245014][ T6248] em28xx 1-1:0.132: Remote control support is not available for this card.
[  108.259199][ T6071] usb 3-1: USB disconnect, device number 16
[  108.260431][ T6071] em28xx 3-1:0.132: Disconnecting em28xx
[  108.276751][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  108.296225][ T6077] em28xx 4-1:0.132: board has no eeprom
[  108.302973][  T977] em28xx 2-1:0.132: Closing input extension
[  108.311289][   T39] em28xx 3-1:0.132: Registering V4L2 extension
[  108.319512][  T977] em28xx 2-1:0.132: Freeing device
[  108.368009][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  108.381437][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  108.405885][ T6077] usb 4-1: USB disconnect, device number 14
[  108.422449][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  108.467014][   T39] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  108.474222][   T39] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  108.482160][   T39] em28xx 3-1:0.132: No AC97 audio processor
[  108.490006][   T39] usb 3-1: Decoder not found
[  108.494589][   T39] em28xx 3-1:0.132: failed to create media graph
[  108.501206][   T39] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  108.509070][   T39] em28xx 3-1:0.132: Remote control support is not available for this card.
[  108.518739][ T5931] em28xx 1-1:0.132: Closing input extension
[  108.524812][ T6248] em28xx 4-1:0.132: Registering V4L2 extension
[  108.538422][ T5931] em28xx 1-1:0.132: Freeing device
[  108.646076][  T977] usb 2-1: new high-speed USB device number 16 using dummy_hcd
[  108.690309][ T6248] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  108.699403][ T6248] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  108.708409][ T6248] em28xx 4-1:0.132: No AC97 audio processor
[  108.719948][ T6248] usb 4-1: Decoder not found
[  108.724779][ T6248] em28xx 4-1:0.132: failed to create media graph
[  108.731833][ T6248] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  108.740693][ T6248] em28xx 4-1:0.132: Remote control support is not available for this card.
[  108.750038][ T6077] em28xx 4-1:0.132: Closing input extension
[  108.756064][ T6071] em28xx 3-1:0.132: Closing input extension
[  108.759609][ T6077] em28xx 4-1:0.132: Freeing device
[  108.777475][ T6071] em28xx 3-1:0.132: Freeing device
[  108.805856][  T977] usb 2-1: Using ep0 maxpacket: 32
[  108.819607][  T977] usb 2-1: config 0 has an invalid interface number: 132 but max is 0
[  108.831590][  T977] usb 2-1: config 0 has no interface number 0
[  108.838499][  T977] usb 2-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  108.852066][  T977] usb 2-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  108.861583][  T977] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  108.871059][  T977] usb 2-1: Product: syz
[  108.875451][  T977] usb 2-1: Manufacturer: syz
[  108.880640][ T5931] usb 1-1: new high-speed USB device number 17 using dummy_hcd
[  108.888510][  T977] usb 2-1: SerialNumber: syz
[  108.905965][  T977] usb 2-1: config 0 descriptor??
[  108.922919][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  108.932838][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  109.045691][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  109.052281][ T5931] usb 1-1: config 0 has an invalid interface number: 132 but max is 0
[  109.060796][ T5931] usb 1-1: config 0 has no interface number 0
[  109.067038][ T6077] usb 4-1: new high-speed USB device number 15 using dummy_hcd
[  109.077661][ T5931] usb 1-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  109.092559][ T5931] usb 1-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  109.095675][ T6071] usb 3-1: new high-speed USB device number 17 using dummy_hcd
[  109.101733][ T5931] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  109.118725][ T5931] usb 1-1: Product: syz
[  109.122894][ T5931] usb 1-1: Manufacturer: syz
[  109.127606][ T5931] usb 1-1: SerialNumber: syz
[  109.133939][ T5931] usb 1-1: config 0 descriptor??
[  109.141969][ T5931] em28xx 1-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  109.151776][ T5931] em28xx 1-1:0.132: Video interface 132 found: isoc
[  109.176186][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  109.235717][ T6077] usb 4-1: Using ep0 maxpacket: 32
[  109.243717][ T6077] usb 4-1: config 0 has an invalid interface number: 132 but max is 0
[  109.252657][ T6077] usb 4-1: config 0 has no interface number 0
[  109.252753][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  109.265789][ T6071] usb 3-1: Using ep0 maxpacket: 32
[  109.272753][ T6077] usb 4-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  109.284664][  T977] em28xx 2-1:0.132: board has no eeprom
[  109.287004][ T6071] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  109.303116][ T6071] usb 3-1: config 0 has no interface number 0
[  109.304119][ T6077] usb 4-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  109.315576][ T6071] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  109.332500][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  109.341420][ T6077] usb 4-1: Product: syz
[  109.348144][ T6071] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  109.351116][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  109.359467][ T6071] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  109.367788][ T6077] usb 4-1: Manufacturer: syz
[  109.374266][ T6071] usb 3-1: Product: syz
[  109.378427][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  109.383775][ T6071] usb 3-1: Manufacturer: syz
[  109.391798][ T6077] usb 4-1: SerialNumber: syz
[  109.397491][ T6071] usb 3-1: SerialNumber: syz
[  109.399556][ T6240] em28xx 2-1:0.132: Registering V4L2 extension
[  109.411744][ T5931] em28xx 1-1:0.132: unknown em28xx chip ID (0)
[  109.416511][ T6071] usb 3-1: config 0 descriptor??
[  109.434691][ T6071] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  109.436552][ T6077] usb 4-1: config 0 descriptor??
[  109.451821][ T6071] em28xx 3-1:0.132: Video interface 132 found: isoc
[  109.454992][  T977] usb 2-1: USB disconnect, device number 16
[  109.466850][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  109.479506][ T5931] em28xx 1-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  109.500204][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  109.515669][ T5931] em28xx 1-1:0.132: board has no eeprom
[  109.521698][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  109.594137][ T6240] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  109.602379][ T5931] em28xx 1-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  109.612470][ T6240] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  109.619996][ T6240] em28xx 2-1:0.132: No AC97 audio processor
[  109.626955][ T5931] em28xx 1-1:0.132: analog set to isoc mode.
[  109.642116][ T6240] usb 2-1: Decoder not found
[  109.651630][ T5931] usb 1-1: USB disconnect, device number 17
[  109.666017][ T6240] em28xx 2-1:0.132: failed to create media graph
[  109.673809][ T6240] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  109.686670][ T5931] em28xx 1-1:0.132: Disconnecting em28xx
[  109.687318][ T6071] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  109.705562][ T6240] em28xx 2-1:0.132: Remote control support is not available for this card.
[  109.723102][ T6248] em28xx 1-1:0.132: Registering V4L2 extension
[  109.756100][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  109.778443][ T6071] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  109.789634][ T6071] em28xx 3-1:0.132: board has no eeprom
[  109.818025][ T6248] em28xx 1-1:0.132: Config register raw data: 0xffffffed
[  109.826612][ T6248] em28xx 1-1:0.132: AC97 chip type couldn't be determined
[  109.833808][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  109.842597][ T6248] em28xx 1-1:0.132: No AC97 audio processor
[  109.848763][ T6077] em28xx 4-1:0.132: board has no eeprom
[  109.856292][ T6071] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  109.859234][ T6248] usb 1-1: Decoder not found
[  109.868917][ T6248] em28xx 1-1:0.132: failed to create media graph
[  109.875431][ T6248] em28xx 1-1:0.132: V4L2 device video103 deregistered
[  109.882306][ T6071] em28xx 3-1:0.132: analog set to isoc mode.
[  109.898071][ T6071] usb 3-1: USB disconnect, device number 17
[  109.901103][ T6248] em28xx 1-1:0.132: Remote control support is not available for this card.
[  109.905171][ T6071] em28xx 3-1:0.132: Disconnecting em28xx
[  109.919588][  T977] em28xx 2-1:0.132: Closing input extension
[  109.925847][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  109.936759][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  109.949067][ T6070] em28xx 3-1:0.132: Registering V4L2 extension
[  109.952214][  T977] em28xx 2-1:0.132: Freeing device
[  109.972674][ T6077] usb 4-1: USB disconnect, device number 15
[  109.993884][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  110.074371][ T6070] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  110.085460][ T6070] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  110.094548][ T6070] em28xx 3-1:0.132: No AC97 audio processor
[  110.102311][ T6070] usb 3-1: Decoder not found
[  110.107022][ T6070] em28xx 3-1:0.132: failed to create media graph
[  110.113502][ T6070] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  110.124833][ T6070] em28xx 3-1:0.132: Remote control support is not available for this card.
[  110.136055][ T6071] em28xx 3-1:0.132: Closing input extension
[  110.142677][ T5931] em28xx 1-1:0.132: Closing input extension
[  110.154304][ T6248] em28xx 4-1:0.132: Registering V4L2 extension
[  110.156188][ T6071] em28xx 3-1:0.132: Freeing device
[  110.176539][ T5931] em28xx 1-1:0.132: Freeing device
[  110.305709][  T977] usb 2-1: new high-speed USB device number 17 using dummy_hcd
[  110.360805][ T6248] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  110.373818][ T6248] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  110.383199][ T6248] em28xx 4-1:0.132: No AC97 audio processor
[  110.393559][ T6248] usb 4-1: Decoder not found
[  110.399654][ T6248] em28xx 4-1:0.132: failed to create media graph
[  110.408077][ T6248] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  110.416735][ T6248] em28xx 4-1:0.132: Remote control support is not available for this card.
[  110.425461][ T6077] em28xx 4-1:0.132: Closing input extension
[  110.440926][ T6077] em28xx 4-1:0.132: Freeing device
[  110.485684][  T977] usb 2-1: Using ep0 maxpacket: 32
[  110.495815][ T6071] usb 3-1: new high-speed USB device number 18 using dummy_hcd
[  110.505191][  T977] usb 2-1: config 0 has an invalid interface number: 132 but max is 0
[  110.514662][ T5931] usb 1-1: new high-speed USB device number 18 using dummy_hcd
[  110.533810][  T977] usb 2-1: config 0 has no interface number 0
[  110.540653][  T977] usb 2-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  110.553677][  T977] usb 2-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  110.562768][  T977] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  110.570950][  T977] usb 2-1: Product: syz
[  110.575111][  T977] usb 2-1: Manufacturer: syz
[  110.579748][  T977] usb 2-1: SerialNumber: syz
[  110.588624][  T977] usb 2-1: config 0 descriptor??
[  110.597172][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  110.607463][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  110.645740][ T6071] usb 3-1: Using ep0 maxpacket: 32
[  110.652286][ T6071] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  110.660767][ T6071] usb 3-1: config 0 has no interface number 0
[  110.667799][ T6071] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  110.681260][ T6071] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  110.690427][ T6071] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  110.695686][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  110.698494][ T6071] usb 3-1: Product: syz
[  110.707389][ T5931] usb 1-1: config 0 has an invalid interface number: 132 but max is 0
[  110.707792][ T6071] usb 3-1: Manufacturer: syz
[  110.722138][ T6071] usb 3-1: SerialNumber: syz
[  110.723507][ T5931] usb 1-1: config 0 has no interface number 0
[  110.734485][ T5931] usb 1-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  110.736240][ T6071] usb 3-1: config 0 descriptor??
[  110.749319][ T5931] usb 1-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  110.760194][ T5931] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  110.761923][ T6071] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  110.768607][ T5931] usb 1-1: Product: syz
[  110.778088][ T6071] em28xx 3-1:0.132: Video interface 132 found: isoc
[  110.783280][ T6077] usb 4-1: new high-speed USB device number 16 using dummy_hcd
[  110.804858][ T5931] usb 1-1: Manufacturer: syz
[  110.810899][ T5931] usb 1-1: SerialNumber: syz
[  110.823285][ T5931] usb 1-1: config 0 descriptor??
[  110.831951][ T5931] em28xx 1-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  110.842765][ T5931] em28xx 1-1:0.132: Video interface 132 found: isoc
[  110.856187][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  110.921859][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  110.930723][  T977] em28xx 2-1:0.132: board has no eeprom
[  110.965687][ T6077] usb 4-1: Using ep0 maxpacket: 32
[  110.972256][ T6077] usb 4-1: config 0 has an invalid interface number: 132 but max is 0
[  110.980788][ T6077] usb 4-1: config 0 has no interface number 0
[  110.986949][ T6077] usb 4-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  110.998100][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  111.006027][ T6071] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  111.006105][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  111.018929][ T6248] em28xx 2-1:0.132: Registering V4L2 extension
[  111.028988][ T6077] usb 4-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  111.041964][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  111.051345][  T977] usb 2-1: USB disconnect, device number 17
[  111.062710][ T6077] usb 4-1: Product: syz
[  111.068617][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  111.074658][ T6077] usb 4-1: Manufacturer: syz
[  111.078707][ T6071] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  111.080134][ T6077] usb 4-1: SerialNumber: syz
[  111.094063][ T6071] em28xx 3-1:0.132: board has no eeprom
[  111.106406][ T5931] em28xx 1-1:0.132: unknown em28xx chip ID (0)
[  111.112757][ T6077] usb 4-1: config 0 descriptor??
[  111.125414][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  111.136951][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  111.157439][ T6071] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  111.172398][ T6071] em28xx 3-1:0.132: analog set to isoc mode.
[  111.179535][ T6248] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  111.191990][ T6248] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  111.193916][ T6071] usb 3-1: USB disconnect, device number 18
[  111.202275][ T5931] em28xx 1-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  111.210799][ T6071] em28xx 3-1:0.132: Disconnecting em28xx
[  111.216140][ T6248] em28xx 2-1:0.132: No AC97 audio processor
[  111.230057][ T5931] em28xx 1-1:0.132: board has no eeprom
[  111.238445][ T6248] usb 2-1: Decoder not found
[  111.243508][ T6248] em28xx 2-1:0.132: failed to create media graph
[  111.250803][ T6248] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  111.259048][ T6248] em28xx 2-1:0.132: Remote control support is not available for this card.
[  111.267787][   T39] em28xx 3-1:0.132: Registering V4L2 extension
[  111.295727][ T5931] em28xx 1-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  111.304459][ T5931] em28xx 1-1:0.132: analog set to isoc mode.
[  111.345020][ T5931] usb 1-1: USB disconnect, device number 18
[  111.367646][ T5931] em28xx 1-1:0.132: Disconnecting em28xx
[  111.378105][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  111.409784][   T39] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  111.417148][   T39] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  111.424256][   T39] em28xx 3-1:0.132: No AC97 audio processor
[  111.433692][   T39] usb 3-1: Decoder not found
[  111.439077][   T39] em28xx 3-1:0.132: failed to create media graph
[  111.445433][   T39] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  111.453358][   T39] em28xx 3-1:0.132: Remote control support is not available for this card.
[  111.459542][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  111.462108][ T6071] em28xx 3-1:0.132: Closing input extension
[  111.476735][ T6077] em28xx 4-1:0.132: board has no eeprom
[  111.497641][  T977] em28xx 2-1:0.132: Closing input extension
[  111.504645][ T6071] em28xx 3-1:0.132: Freeing device
[  111.509072][ T6248] em28xx 1-1:0.132: Registering V4L2 extension
[  111.522819][  T977] em28xx 2-1:0.132: Freeing device
[  111.546353][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  111.565097][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  111.605568][ T6077] usb 4-1: USB disconnect, device number 16
[  111.626891][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  111.700992][ T6248] em28xx 1-1:0.132: Config register raw data: 0xffffffed
[  111.713548][ T6248] em28xx 1-1:0.132: AC97 chip type couldn't be determined
[  111.722005][ T6248] em28xx 1-1:0.132: No AC97 audio processor
[  111.733887][ T6248] usb 1-1: Decoder not found
[  111.740116][ T6248] em28xx 1-1:0.132: failed to create media graph
[  111.746534][ T6248] em28xx 1-1:0.132: V4L2 device video103 deregistered
[  111.755219][ T6248] em28xx 1-1:0.132: Remote control support is not available for this card.
[  111.764335][ T6240] em28xx 4-1:0.132: Registering V4L2 extension
[  111.828566][ T6071] usb 3-1: new high-speed USB device number 19 using dummy_hcd
[  111.895945][ T6240] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  111.903011][ T6240] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  111.910546][  T977] usb 2-1: new high-speed USB device number 18 using dummy_hcd
[  111.921949][ T6240] em28xx 4-1:0.132: No AC97 audio processor
[  111.929975][ T6240] usb 4-1: Decoder not found
[  111.934569][ T6240] em28xx 4-1:0.132: failed to create media graph
[  111.940939][ T6240] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  111.950397][ T6240] em28xx 4-1:0.132: Remote control support is not available for this card.
[  111.959142][ T5931] em28xx 1-1:0.132: Closing input extension
[  111.965317][ T6077] em28xx 4-1:0.132: Closing input extension
[  111.973661][ T5931] em28xx 1-1:0.132: Freeing device
[  111.981613][ T6077] em28xx 4-1:0.132: Freeing device
[  111.985774][ T6071] usb 3-1: Using ep0 maxpacket: 32
[  112.004810][ T6071] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  112.014988][ T6071] usb 3-1: config 0 has no interface number 0
[  112.022385][ T6071] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  112.041277][ T6071] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  112.058930][ T6071] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  112.068751][ T6071] usb 3-1: Product: syz
[  112.072929][ T6071] usb 3-1: Manufacturer: syz
[  112.078484][ T6071] usb 3-1: SerialNumber: syz
[  112.085903][  T977] usb 2-1: Using ep0 maxpacket: 32
[  112.091888][ T6071] usb 3-1: config 0 descriptor??
[  112.100677][  T977] usb 2-1: config 0 has an invalid interface number: 132 but max is 0
[  112.104073][ T6071] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  112.119631][  T977] usb 2-1: config 0 has no interface number 0
[  112.119980][ T6071] em28xx 3-1:0.132: Video interface 132 found: isoc
[  112.131541][  T977] usb 2-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  112.150918][  T977] usb 2-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  112.163024][  T977] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  112.176104][  T977] usb 2-1: Product: syz
[  112.180287][  T977] usb 2-1: Manufacturer: syz
[  112.184953][  T977] usb 2-1: SerialNumber: syz
[  112.201191][  T977] usb 2-1: config 0 descriptor??
[  112.211950][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  112.222374][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  112.295768][ T5931] usb 1-1: new high-speed USB device number 19 using dummy_hcd
[  112.346069][ T6077] usb 4-1: new high-speed USB device number 17 using dummy_hcd
[  112.356168][ T6071] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  112.418961][ T6071] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  112.427865][ T6071] em28xx 3-1:0.132: board has no eeprom
[  112.445721][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  112.452472][ T5931] usb 1-1: config 0 has an invalid interface number: 132 but max is 0
[  112.462135][ T5931] usb 1-1: config 0 has no interface number 0
[  112.468364][ T5931] usb 1-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  112.480146][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  112.488236][ T5931] usb 1-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  112.495715][ T6071] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  112.497368][ T5931] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  112.505754][ T6071] em28xx 3-1:0.132: analog set to isoc mode.
[  112.513127][ T6077] usb 4-1: Using ep0 maxpacket: 32
[  112.519678][   T39] em28xx 3-1:0.132: Registering V4L2 extension
[  112.524148][ T5931] usb 1-1: Product: syz
[  112.524164][ T5931] usb 1-1: Manufacturer: syz
[  112.538725][ T6071] usb 3-1: USB disconnect, device number 19
[  112.545343][ T5931] usb 1-1: SerialNumber: syz
[  112.552201][ T6071] em28xx 3-1:0.132: Disconnecting em28xx
[  112.560957][ T6077] usb 4-1: config 0 has an invalid interface number: 132 but max is 0
[  112.571115][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  112.581289][ T5931] usb 1-1: config 0 descriptor??
[  112.586909][ T6077] usb 4-1: config 0 has no interface number 0
[  112.593017][ T6077] usb 4-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  112.604434][  T977] em28xx 2-1:0.132: board has no eeprom
[  112.614164][ T5931] em28xx 1-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  112.624115][ T5931] em28xx 1-1:0.132: Video interface 132 found: isoc
[  112.632659][ T6077] usb 4-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  112.642068][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  112.650769][ T6077] usb 4-1: Product: syz
[  112.654975][ T6077] usb 4-1: Manufacturer: syz
[  112.661178][ T6077] usb 4-1: SerialNumber: syz
[  112.665896][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  112.673782][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  112.683146][ T6077] usb 4-1: config 0 descriptor??
[  112.692619][   T39] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  112.698361][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  112.702376][   T39] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  112.712510][  T977] usb 2-1: USB disconnect, device number 18
[  112.719538][   T39] em28xx 3-1:0.132: No AC97 audio processor
[  112.727009][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  112.733479][   T39] usb 3-1: Decoder not found
[  112.738581][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  112.739117][   T39] em28xx 3-1:0.132: failed to create media graph
[  112.752258][   T39] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  112.763539][   T39] em28xx 3-1:0.132: Remote control support is not available for this card.
[  112.772525][ T6240] em28xx 2-1:0.132: Registering V4L2 extension
2025/12/05 04:25:18 executed programs: 77
[  112.871282][ T5931] em28xx 1-1:0.132: unknown em28xx chip ID (0)
[  112.888126][ T6240] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  112.896198][ T6240] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  112.903503][ T6240] em28xx 2-1:0.132: No AC97 audio processor
[  112.910515][ T6240] usb 2-1: Decoder not found
[  112.915115][ T6240] em28xx 2-1:0.132: failed to create media graph
[  112.921948][ T6240] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  112.931359][ T6240] em28xx 2-1:0.132: Remote control support is not available for this card.
[  112.940071][ T6071] em28xx 3-1:0.132: Closing input extension
[  112.949357][ T5931] em28xx 1-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  112.958705][  T977] em28xx 2-1:0.132: Closing input extension
[  112.965418][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  112.968570][ T6071] em28xx 3-1:0.132: Freeing device
[  112.984582][ T5931] em28xx 1-1:0.132: board has no eeprom
[  112.991759][  T977] em28xx 2-1:0.132: Freeing device
[  113.056669][ T5931] em28xx 1-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  113.067120][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  113.077214][ T5931] em28xx 1-1:0.132: analog set to isoc mode.
[  113.084621][ T6240] em28xx 1-1:0.132: Registering V4L2 extension
[  113.100269][ T6077] em28xx 4-1:0.132: board has no eeprom
[  113.106772][ T5931] usb 1-1: USB disconnect, device number 19
[  113.116971][ T5931] em28xx 1-1:0.132: Disconnecting em28xx
[  113.180203][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  113.198325][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  113.216667][ T6077] usb 4-1: USB disconnect, device number 17
[  113.223862][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  113.250819][ T6240] em28xx 1-1:0.132: Config register raw data: 0xffffffed
[  113.257986][ T6240] em28xx 1-1:0.132: AC97 chip type couldn't be determined
[  113.265116][ T6240] em28xx 1-1:0.132: No AC97 audio processor
[  113.272561][ T6240] usb 1-1: Decoder not found
[  113.278235][ T6240] em28xx 1-1:0.132: failed to create media graph
[  113.284609][ T6240] em28xx 1-1:0.132: V4L2 device video103 deregistered
[  113.292528][ T6240] em28xx 1-1:0.132: Remote control support is not available for this card.
[  113.295739][ T6071] usb 3-1: new high-speed USB device number 20 using dummy_hcd
[  113.301238][ T6248] em28xx 4-1:0.132: Registering V4L2 extension
[  113.336193][  T977] usb 2-1: new high-speed USB device number 19 using dummy_hcd
[  113.455351][ T6248] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  113.455724][ T6071] usb 3-1: Using ep0 maxpacket: 32
[  113.464473][ T6248] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  113.475123][ T6248] em28xx 4-1:0.132: No AC97 audio processor
[  113.479837][ T6071] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  113.487228][ T6248] usb 4-1: Decoder not found
[  113.492290][ T6071] usb 3-1: config 0 has no interface number 0
[  113.493731][ T6248] em28xx 4-1:0.132: failed to create media graph
[  113.499841][ T6071] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  113.501898][ T6071] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  113.507900][ T6248] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  113.518098][ T6071] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  113.527642][  T977] usb 2-1: Using ep0 maxpacket: 32
[  113.533902][ T6071] usb 3-1: Product: syz
[  113.548528][  T977] usb 2-1: config 0 has an invalid interface number: 132 but max is 0
[  113.560224][ T6071] usb 3-1: Manufacturer: syz
[  113.560241][ T6071] usb 3-1: SerialNumber: syz
[  113.570911][ T6248] em28xx 4-1:0.132: Remote control support is not available for this card.
[  113.577299][ T6071] usb 3-1: config 0 descriptor??
[  113.585133][  T977] usb 2-1: config 0 has no interface number 0
[  113.591408][ T5931] em28xx 1-1:0.132: Closing input extension
[  113.592499][ T6071] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  113.597916][  T977] usb 2-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  113.598083][ T6077] em28xx 4-1:0.132: Closing input extension
[  113.601339][  T977] usb 2-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  113.609277][ T6071] em28xx 3-1:0.132: Video interface 132 found: isoc
[  113.620827][  T977] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  113.650846][ T6077] em28xx 4-1:0.132: Freeing device
[  113.658938][ T5931] em28xx 1-1:0.132: Freeing device
[  113.667051][  T977] usb 2-1: Product: syz
[  113.671226][  T977] usb 2-1: Manufacturer: syz
[  113.675859][  T977] usb 2-1: SerialNumber: syz
[  113.709469][  T977] usb 2-1: config 0 descriptor??
[  113.729681][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  113.745655][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  113.846030][ T6071] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  113.908542][ T6071] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  113.917658][ T6071] em28xx 3-1:0.132: board has no eeprom
[  113.966781][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  113.975806][ T6071] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  113.983706][ T6071] em28xx 3-1:0.132: analog set to isoc mode.
[  113.990951][   T39] em28xx 3-1:0.132: Registering V4L2 extension
[  114.004378][ T6071] usb 3-1: USB disconnect, device number 20
[  114.005696][ T6077] usb 4-1: new high-speed USB device number 18 using dummy_hcd
[  114.016934][ T6071] em28xx 3-1:0.132: Disconnecting em28xx
[  114.024569][ T5931] usb 1-1: new high-speed USB device number 20 using dummy_hcd
[  114.040249][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  114.050897][  T977] em28xx 2-1:0.132: board has no eeprom
[  114.100129][   T39] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  114.107236][   T39] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  114.114413][   T39] em28xx 3-1:0.132: No AC97 audio processor
[  114.126280][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  114.126732][   T39] usb 3-1: Decoder not found
[  114.136408][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  114.138779][   T39] em28xx 3-1:0.132: failed to create media graph
[  114.151303][   T39] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  114.155698][  T977] usb 2-1: USB disconnect, device number 19
[  114.163922][   T39] em28xx 3-1:0.132: Remote control support is not available for this card.
[  114.172778][ T6071] em28xx 3-1:0.132: Closing input extension
[  114.183243][ T6248] em28xx 2-1:0.132: Registering V4L2 extension
[  114.186964][ T6071] em28xx 3-1:0.132: Freeing device
[  114.190608][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  114.203704][ T6077] usb 4-1: Using ep0 maxpacket: 32
[  114.212624][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  114.222309][ T6077] usb 4-1: config 0 has an invalid interface number: 132 but max is 0
[  114.240396][ T6077] usb 4-1: config 0 has no interface number 0
[  114.248998][ T5931] usb 1-1: config 0 has an invalid interface number: 132 but max is 0
[  114.260020][ T6077] usb 4-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  114.276363][ T5931] usb 1-1: config 0 has no interface number 0
[  114.282475][ T5931] usb 1-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  114.300111][ T5931] usb 1-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  114.309632][ T5931] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  114.319196][ T6077] usb 4-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  114.336142][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  114.344314][ T5931] usb 1-1: Product: syz
[  114.348635][ T5931] usb 1-1: Manufacturer: syz
[  114.353420][ T6077] usb 4-1: Product: syz
[  114.357802][ T5931] usb 1-1: SerialNumber: syz
[  114.363251][ T6077] usb 4-1: Manufacturer: syz
[  114.369583][ T6077] usb 4-1: SerialNumber: syz
[  114.380224][ T5931] usb 1-1: config 0 descriptor??
[  114.387659][ T6077] usb 4-1: config 0 descriptor??
[  114.419566][ T5931] em28xx 1-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  114.431052][ T5931] em28xx 1-1:0.132: Video interface 132 found: isoc
[  114.442303][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  114.466014][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  114.507350][ T6248] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  114.514532][ T6248] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  114.522763][ T6248] em28xx 2-1:0.132: No AC97 audio processor
[  114.530076][ T6248] usb 2-1: Decoder not found
[  114.534731][ T6248] em28xx 2-1:0.132: failed to create media graph
[  114.541362][ T6248] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  114.550662][ T6248] em28xx 2-1:0.132: Remote control support is not available for this card.
[  114.559442][  T977] em28xx 2-1:0.132: Closing input extension
[  114.569720][  T977] em28xx 2-1:0.132: Freeing device
[  114.656923][   T39] usb 3-1: new high-speed USB device number 21 using dummy_hcd
[  114.676097][ T5931] em28xx 1-1:0.132: unknown em28xx chip ID (0)
[  114.682720][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  114.750104][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  114.759435][ T5931] em28xx 1-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  114.768217][ T6077] em28xx 4-1:0.132: board has no eeprom
[  114.773850][ T5931] em28xx 1-1:0.132: board has no eeprom
[  114.825704][   T39] usb 3-1: Using ep0 maxpacket: 32
[  114.832680][   T39] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  114.845070][   T39] usb 3-1: config 0 has no interface number 0
[  114.848492][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  114.852189][   T39] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  114.862793][ T5931] em28xx 1-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  114.872672][   T39] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  114.879916][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  114.889015][   T39] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  114.893908][ T5931] em28xx 1-1:0.132: analog set to isoc mode.
[  114.902952][   T39] usb 3-1: Product: syz
[  114.908747][  T977] usb 2-1: new high-speed USB device number 20 using dummy_hcd
[  114.914253][   T39] usb 3-1: Manufacturer: syz
[  114.925677][ T6248] em28xx 4-1:0.132: Registering V4L2 extension
[  114.926704][   T39] usb 3-1: SerialNumber: syz
[  114.948931][   T39] usb 3-1: config 0 descriptor??
[  114.953305][ T6077] usb 4-1: USB disconnect, device number 18
[  114.960103][ T5931] usb 1-1: USB disconnect, device number 20
[  114.969673][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  114.977028][ T5931] em28xx 1-1:0.132: Disconnecting em28xx
[  114.985348][   T39] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  115.000988][   T39] em28xx 3-1:0.132: Video interface 132 found: isoc
[  115.054625][ T6248] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  115.061941][ T6248] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  115.069236][ T6248] em28xx 4-1:0.132: No AC97 audio processor
[  115.077765][ T6248] usb 4-1: Decoder not found
[  115.082367][ T6248] em28xx 4-1:0.132: failed to create media graph
[  115.089122][ T6248] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  115.096093][  T977] usb 2-1: Using ep0 maxpacket: 32
[  115.103607][ T6248] em28xx 4-1:0.132: Remote control support is not available for this card.
[  115.113349][  T977] usb 2-1: config 0 has an invalid interface number: 132 but max is 0
[  115.125709][   T10] em28xx 1-1:0.132: Registering V4L2 extension
[  115.132312][  T977] usb 2-1: config 0 has no interface number 0
[  115.139601][  T977] usb 2-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  115.154635][  T977] usb 2-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  115.173207][  T977] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  115.182790][  T977] usb 2-1: Product: syz
[  115.196279][  T977] usb 2-1: Manufacturer: syz
[  115.201032][  T977] usb 2-1: SerialNumber: syz
[  115.220214][  T977] usb 2-1: config 0 descriptor??
[  115.232931][   T39] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  115.240777][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  115.252230][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  115.309607][   T39] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  115.323524][   T10] em28xx 1-1:0.132: Config register raw data: 0xffffffed
[  115.327037][   T39] em28xx 3-1:0.132: board has no eeprom
[  115.331956][   T10] em28xx 1-1:0.132: AC97 chip type couldn't be determined
[  115.349082][   T10] em28xx 1-1:0.132: No AC97 audio processor
[  115.356244][   T10] usb 1-1: Decoder not found
[  115.360900][   T10] em28xx 1-1:0.132: failed to create media graph
[  115.367500][   T10] em28xx 1-1:0.132: V4L2 device video103 deregistered
[  115.375421][   T10] em28xx 1-1:0.132: Remote control support is not available for this card.
[  115.384344][ T6077] em28xx 4-1:0.132: Closing input extension
[  115.390548][ T5931] em28xx 1-1:0.132: Closing input extension
[  115.396726][   T39] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  115.405000][   T39] em28xx 3-1:0.132: analog set to isoc mode.
[  115.411634][ T5869] em28xx 3-1:0.132: Registering V4L2 extension
[  115.413996][ T6077] em28xx 4-1:0.132: Freeing device
[  115.428284][ T5931] em28xx 1-1:0.132: Freeing device
[  115.459005][   T39] usb 3-1: USB disconnect, device number 21
[  115.475471][   T39] em28xx 3-1:0.132: Disconnecting em28xx
[  115.520711][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  115.584818][ T5869] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  115.593133][ T5869] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  115.600919][ T5869] em28xx 3-1:0.132: No AC97 audio processor
[  115.611651][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  115.623739][  T977] em28xx 2-1:0.132: board has no eeprom
[  115.625927][ T5869] usb 3-1: Decoder not found
[  115.637093][ T5869] em28xx 3-1:0.132: failed to create media graph
[  115.643449][ T5869] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  115.652189][ T5869] em28xx 3-1:0.132: Remote control support is not available for this card.
[  115.666615][   T39] em28xx 3-1:0.132: Closing input extension
[  115.687620][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  115.697826][   T39] em28xx 3-1:0.132: Freeing device
[  115.704170][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  115.716565][   T10] em28xx 2-1:0.132: Registering V4L2 extension
[  115.737741][  T977] usb 2-1: USB disconnect, device number 20
[  115.762886][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  115.775657][ T5931] usb 1-1: new high-speed USB device number 21 using dummy_hcd
[  115.785887][ T6077] usb 4-1: new high-speed USB device number 19 using dummy_hcd
[  115.884665][   T10] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  115.892067][   T10] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  115.899613][   T10] em28xx 2-1:0.132: No AC97 audio processor
[  115.908631][   T10] usb 2-1: Decoder not found
[  115.913219][   T10] em28xx 2-1:0.132: failed to create media graph
[  115.919648][   T10] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  115.927496][   T10] em28xx 2-1:0.132: Remote control support is not available for this card.
[  115.937891][  T977] em28xx 2-1:0.132: Closing input extension
[  115.946233][ T6077] usb 4-1: Using ep0 maxpacket: 32
[  115.952302][  T977] em28xx 2-1:0.132: Freeing device
[  115.957789][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  115.964276][ T6077] usb 4-1: config 0 has an invalid interface number: 132 but max is 0
[  115.974368][ T6077] usb 4-1: config 0 has no interface number 0
[  115.982209][ T5931] usb 1-1: config 0 has an invalid interface number: 132 but max is 0
[  116.001021][ T6077] usb 4-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  116.014366][ T5931] usb 1-1: config 0 has no interface number 0
[  116.025022][ T5931] usb 1-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  116.026967][   T39] usb 3-1: new high-speed USB device number 22 using dummy_hcd
[  116.056585][ T5931] usb 1-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  116.067403][ T6077] usb 4-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  116.078975][ T5931] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  116.087447][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  116.095521][ T5931] usb 1-1: Product: syz
[  116.100405][ T6077] usb 4-1: Product: syz
[  116.104569][ T6077] usb 4-1: Manufacturer: syz
[  116.109477][ T5931] usb 1-1: Manufacturer: syz
[  116.114076][ T5931] usb 1-1: SerialNumber: syz
[  116.121112][ T6077] usb 4-1: SerialNumber: syz
[  116.130619][ T5931] usb 1-1: config 0 descriptor??
[  116.142051][ T6077] usb 4-1: config 0 descriptor??
[  116.152131][ T5931] em28xx 1-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  116.162255][ T5931] em28xx 1-1:0.132: Video interface 132 found: isoc
[  116.172061][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  116.182024][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  116.197343][   T39] usb 3-1: Using ep0 maxpacket: 32
[  116.203989][   T39] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  116.212249][   T39] usb 3-1: config 0 has no interface number 0
[  116.218799][   T39] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  116.232005][   T39] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  116.244615][   T39] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  116.252962][   T39] usb 3-1: Product: syz
[  116.257361][   T39] usb 3-1: Manufacturer: syz
[  116.261955][   T39] usb 3-1: SerialNumber: syz
[  116.269213][   T39] usb 3-1: config 0 descriptor??
[  116.279369][   T39] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  116.289155][   T39] em28xx 3-1:0.132: Video interface 132 found: isoc
[  116.335943][  T977] usb 2-1: new high-speed USB device number 21 using dummy_hcd
[  116.416451][ T5931] em28xx 1-1:0.132: unknown em28xx chip ID (0)
[  116.426029][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  116.481847][ T5931] em28xx 1-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  116.492097][ T5931] em28xx 1-1:0.132: board has no eeprom
[  116.499125][  T977] usb 2-1: Using ep0 maxpacket: 32
[  116.504354][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  116.513170][ T6077] em28xx 4-1:0.132: board has no eeprom
[  116.520249][  T977] usb 2-1: config 0 has an invalid interface number: 132 but max is 0
[  116.528812][  T977] usb 2-1: config 0 has no interface number 0
[  116.534879][  T977] usb 2-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  116.536065][   T39] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  116.548075][  T977] usb 2-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  116.562839][  T977] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  116.571060][  T977] usb 2-1: Product: syz
[  116.575204][  T977] usb 2-1: Manufacturer: syz
[  116.579892][ T5931] em28xx 1-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  116.587759][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  116.595558][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  116.601853][  T977] usb 2-1: SerialNumber: syz
[  116.608140][ T5931] em28xx 1-1:0.132: analog set to isoc mode.
[  116.615055][  T977] usb 2-1: config 0 descriptor??
[  116.615430][   T39] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  116.620906][   T10] em28xx 1-1:0.132: Registering V4L2 extension
[  116.634041][   T39] em28xx 3-1:0.132: board has no eeprom
[  116.639307][ T5931] usb 1-1: USB disconnect, device number 21
[  116.648394][ T6077] usb 4-1: USB disconnect, device number 19
[  116.659198][ T5931] em28xx 1-1:0.132: Disconnecting em28xx
[  116.667679][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  116.679453][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  116.685129][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  116.705730][   T39] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  116.714429][   T39] em28xx 3-1:0.132: analog set to isoc mode.
[  116.732356][   T39] usb 3-1: USB disconnect, device number 22
[  116.750243][   T39] em28xx 3-1:0.132: Disconnecting em28xx
[  116.784205][   T10] em28xx 1-1:0.132: Config register raw data: 0xffffffed
[  116.792148][   T10] em28xx 1-1:0.132: AC97 chip type couldn't be determined
[  116.799357][   T10] em28xx 1-1:0.132: No AC97 audio processor
[  116.806617][   T10] usb 1-1: Decoder not found
[  116.811255][   T10] em28xx 1-1:0.132: failed to create media graph
[  116.817706][   T10] em28xx 1-1:0.132: V4L2 device video103 deregistered
[  116.825675][   T10] em28xx 1-1:0.132: Remote control support is not available for this card.
[  116.834383][ T6248] em28xx 4-1:0.132: Registering V4L2 extension
[  116.927194][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  116.967419][ T6248] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  116.974484][ T6248] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  116.984250][ T6248] em28xx 4-1:0.132: No AC97 audio processor
[  116.994901][ T6248] usb 4-1: Decoder not found
[  117.005364][ T6248] em28xx 4-1:0.132: failed to create media graph
[  117.014981][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  117.029764][ T6248] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  117.036695][  T977] em28xx 2-1:0.132: board has no eeprom
[  117.043484][ T6248] em28xx 4-1:0.132: Remote control support is not available for this card.
[  117.052244][ T5869] em28xx 3-1:0.132: Registering V4L2 extension
[  117.109630][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  117.125314][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  117.129061][ T5869] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  117.139911][ T5869] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  117.143948][  T977] usb 2-1: USB disconnect, device number 21
[  117.148954][ T5869] em28xx 3-1:0.132: No AC97 audio processor
[  117.157667][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  117.167590][ T5869] usb 3-1: Decoder not found
[  117.172388][ T5869] em28xx 3-1:0.132: failed to create media graph
[  117.178933][ T5869] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  117.187090][ T5869] em28xx 3-1:0.132: Remote control support is not available for this card.
[  117.195836][ T5931] em28xx 1-1:0.132: Closing input extension
[  117.201782][ T6077] em28xx 4-1:0.132: Closing input extension
[  117.208411][ T6248] em28xx 2-1:0.132: Registering V4L2 extension
[  117.219949][ T5931] em28xx 1-1:0.132: Freeing device
[  117.228250][ T6077] em28xx 4-1:0.132: Freeing device
[  117.351741][ T6248] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  117.360031][ T6248] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  117.367259][ T6248] em28xx 2-1:0.132: No AC97 audio processor
[  117.393662][ T6248] usb 2-1: Decoder not found
[  117.416214][ T6248] em28xx 2-1:0.132: failed to create media graph
[  117.431222][ T6248] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  117.451114][ T6248] em28xx 2-1:0.132: Remote control support is not available for this card.
[  117.470506][   T39] em28xx 3-1:0.132: Closing input extension
[  117.480236][  T977] em28xx 2-1:0.132: Closing input extension
[  117.483109][   T39] em28xx 3-1:0.132: Freeing device
[  117.506733][  T977] em28xx 2-1:0.132: Freeing device
[  117.555745][ T5931] usb 1-1: new high-speed USB device number 22 using dummy_hcd
[  117.563460][ T6077] usb 4-1: new high-speed USB device number 20 using dummy_hcd
[  117.725744][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  117.731011][ T6077] usb 4-1: Using ep0 maxpacket: 32
[  117.738049][ T5931] usb 1-1: config 0 has an invalid interface number: 132 but max is 0
[  117.746335][ T5931] usb 1-1: config 0 has no interface number 0
[  117.752418][ T5931] usb 1-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  117.763510][ T6077] usb 4-1: config 0 has an invalid interface number: 132 but max is 0
[  117.771772][ T6077] usb 4-1: config 0 has no interface number 0
[  117.777917][ T6077] usb 4-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  117.792364][ T5931] usb 1-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  117.802180][ T5931] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  117.805768][   T39] usb 3-1: new high-speed USB device number 23 using dummy_hcd
[  117.812344][ T5931] usb 1-1: Product: syz
[  117.822263][ T5931] usb 1-1: Manufacturer: syz
[  117.826943][ T5931] usb 1-1: SerialNumber: syz
[  117.831669][ T6077] usb 4-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  117.841731][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  117.849834][  T977] usb 2-1: new high-speed USB device number 22 using dummy_hcd
[  117.858356][ T5931] usb 1-1: config 0 descriptor??
[  117.863649][ T6077] usb 4-1: Product: syz
[  117.870396][ T5931] em28xx 1-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  117.882090][ T6077] usb 4-1: Manufacturer: syz
[  117.886771][ T6077] usb 4-1: SerialNumber: syz
[  117.892223][ T5931] em28xx 1-1:0.132: Video interface 132 found: isoc
[  117.899797][ T6077] usb 4-1: config 0 descriptor??
[  117.908762][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  117.918624][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  117.965692][   T39] usb 3-1: Using ep0 maxpacket: 32
[  117.972613][   T39] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  117.980911][   T39] usb 3-1: config 0 has no interface number 0
[  117.988009][   T39] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  118.001297][   T39] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  118.010416][   T39] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  118.018508][   T39] usb 3-1: Product: syz
[  118.022669][   T39] usb 3-1: Manufacturer: syz
[  118.027378][   T39] usb 3-1: SerialNumber: syz
[  118.034276][   T39] usb 3-1: config 0 descriptor??
[  118.035998][  T977] usb 2-1: Using ep0 maxpacket: 32
[  118.046042][   T39] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  118.056023][   T39] em28xx 3-1:0.132: Video interface 132 found: isoc
[  118.059339][  T977] usb 2-1: config 0 has an invalid interface number: 132 but max is 0
[  118.071333][  T977] usb 2-1: config 0 has no interface number 0
[  118.078210][  T977] usb 2-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  118.093440][  T977] usb 2-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  118.103253][  T977] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  118.111586][  T977] usb 2-1: Product: syz
[  118.116056][  T977] usb 2-1: Manufacturer: syz
[  118.120779][  T977] usb 2-1: SerialNumber: syz
[  118.126114][ T5931] em28xx 1-1:0.132: unknown em28xx chip ID (0)
[  118.135480][  T977] usb 2-1: config 0 descriptor??
[  118.144739][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  118.154658][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  118.166355][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  118.191107][ T5931] em28xx 1-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  118.199994][ T5931] em28xx 1-1:0.132: board has no eeprom
[  118.228902][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  118.237721][ T6077] em28xx 4-1:0.132: board has no eeprom
[  118.277461][ T5931] em28xx 1-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  118.285381][ T5931] em28xx 1-1:0.132: analog set to isoc mode.
[  118.293053][ T6248] em28xx 1-1:0.132: Registering V4L2 extension
[  118.296285][   T39] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  118.300740][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  118.317848][ T5931] usb 1-1: USB disconnect, device number 22
[  118.325321][ T5931] em28xx 1-1:0.132: Disconnecting em28xx
[  118.331128][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  118.353813][ T6077] usb 4-1: USB disconnect, device number 20
[  118.367436][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  118.377146][   T39] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  118.397880][   T39] em28xx 3-1:0.132: board has no eeprom
[  118.406422][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  118.434921][ T6248] em28xx 1-1:0.132: Config register raw data: 0xffffffed
[  118.443370][ T6248] em28xx 1-1:0.132: AC97 chip type couldn't be determined
[  118.450821][ T6248] em28xx 1-1:0.132: No AC97 audio processor
[  118.458239][ T6248] usb 1-1: Decoder not found
[  118.462827][ T6248] em28xx 1-1:0.132: failed to create media graph
[  118.465906][   T39] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  118.473905][ T6248] em28xx 1-1:0.132: V4L2 device video103 deregistered
[  118.480596][   T39] em28xx 3-1:0.132: analog set to isoc mode.
[  118.492952][ T6248] em28xx 1-1:0.132: Remote control support is not available for this card.
[  118.494683][   T39] usb 3-1: USB disconnect, device number 23
[  118.509977][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  118.510656][   T39] em28xx 3-1:0.132: Disconnecting em28xx
[  118.524566][   T10] em28xx 4-1:0.132: Registering V4L2 extension
[  118.530949][  T977] em28xx 2-1:0.132: board has no eeprom
2025/12/05 04:25:24 executed programs: 91
[  118.595762][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  118.631328][   T10] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  118.639244][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  118.647792][   T10] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  118.657068][   T10] em28xx 4-1:0.132: No AC97 audio processor
[  118.665450][   T10] usb 4-1: Decoder not found
[  118.673750][   T10] em28xx 4-1:0.132: failed to create media graph
[  118.681716][  T977] usb 2-1: USB disconnect, device number 22
[  118.691040][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  118.697319][   T10] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  118.709020][   T10] em28xx 4-1:0.132: Remote control support is not available for this card.
[  118.718165][ T6077] em28xx 4-1:0.132: Closing input extension
[  118.724076][ T5869] em28xx 3-1:0.132: Registering V4L2 extension
[  118.727113][ T6077] em28xx 4-1:0.132: Freeing device
[  118.838325][ T5869] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  118.845371][ T5869] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  118.857620][ T5869] em28xx 3-1:0.132: No AC97 audio processor
[  118.875247][ T5869] usb 3-1: Decoder not found
[  118.881702][ T5869] em28xx 3-1:0.132: failed to create media graph
[  118.890992][ T5869] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  118.899980][ T5869] em28xx 3-1:0.132: Remote control support is not available for this card.
[  118.910005][ T5931] em28xx 1-1:0.132: Closing input extension
[  118.916394][ T6248] em28xx 2-1:0.132: Registering V4L2 extension
[  118.925330][ T5931] em28xx 1-1:0.132: Freeing device
[  119.035738][ T6077] usb 4-1: new high-speed USB device number 21 using dummy_hcd
[  119.043529][ T6248] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  119.054103][ T6248] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  119.065472][ T6248] em28xx 2-1:0.132: No AC97 audio processor
[  119.078486][ T6248] usb 2-1: Decoder not found
[  119.083100][ T6248] em28xx 2-1:0.132: failed to create media graph
[  119.091992][ T6248] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  119.101802][ T6248] em28xx 2-1:0.132: Remote control support is not available for this card.
[  119.114281][  T977] em28xx 2-1:0.132: Closing input extension
[  119.124849][  T977] em28xx 2-1:0.132: Freeing device
[  119.126907][   T39] em28xx 3-1:0.132: Closing input extension
[  119.159575][   T39] em28xx 3-1:0.132: Freeing device
[  119.205922][ T6077] usb 4-1: Using ep0 maxpacket: 32
[  119.216708][ T6077] usb 4-1: config 0 has an invalid interface number: 132 but max is 0
[  119.224906][ T6077] usb 4-1: config 0 has no interface number 0
[  119.235503][ T6077] usb 4-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  119.247383][ T5931] usb 1-1: new high-speed USB device number 23 using dummy_hcd
[  119.263813][ T6077] usb 4-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  119.277030][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  119.285050][ T6077] usb 4-1: Product: syz
[  119.290693][ T6077] usb 4-1: Manufacturer: syz
[  119.295307][ T6077] usb 4-1: SerialNumber: syz
[  119.308972][ T6077] usb 4-1: config 0 descriptor??
[  119.320475][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  119.330529][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  119.425785][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  119.432149][ T5931] usb 1-1: config 0 has an invalid interface number: 132 but max is 0
[  119.440613][  T977] usb 2-1: new high-speed USB device number 23 using dummy_hcd
[  119.448259][ T5931] usb 1-1: config 0 has no interface number 0
[  119.454663][ T5931] usb 1-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  119.468272][ T5931] usb 1-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  119.477738][ T5931] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  119.485890][ T5931] usb 1-1: Product: syz
[  119.489546][   T39] usb 3-1: new high-speed USB device number 24 using dummy_hcd
[  119.490165][ T5931] usb 1-1: Manufacturer: syz
[  119.502416][ T5931] usb 1-1: SerialNumber: syz
[  119.509422][ T5931] usb 1-1: config 0 descriptor??
[  119.517885][ T5931] em28xx 1-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  119.530606][ T5931] em28xx 1-1:0.132: Video interface 132 found: isoc
[  119.586038][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  119.615770][  T977] usb 2-1: Using ep0 maxpacket: 32
[  119.624612][  T977] usb 2-1: config 0 has an invalid interface number: 132 but max is 0
[  119.632882][  T977] usb 2-1: config 0 has no interface number 0
[  119.639031][  T977] usb 2-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  119.653467][  T977] usb 2-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  119.655670][   T39] usb 3-1: Using ep0 maxpacket: 32
[  119.663437][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  119.670012][   T39] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  119.676500][  T977] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  119.692706][ T6077] em28xx 4-1:0.132: board has no eeprom
[  119.692760][   T39] usb 3-1: config 0 has no interface number 0
[  119.698579][  T977] usb 2-1: Product: syz
[  119.709845][   T39] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  119.710274][  T977] usb 2-1: Manufacturer: syz
[  119.728393][   T39] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  119.731160][  T977] usb 2-1: SerialNumber: syz
[  119.737985][   T39] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  119.750667][   T39] usb 3-1: Product: syz
[  119.754846][   T39] usb 3-1: Manufacturer: syz
[  119.759950][   T39] usb 3-1: SerialNumber: syz
[  119.760329][  T977] usb 2-1: config 0 descriptor??
[  119.767742][   T39] usb 3-1: config 0 descriptor??
[  119.774492][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  119.780042][   T39] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  119.784283][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  119.792789][   T39] em28xx 3-1:0.132: Video interface 132 found: isoc
[  119.799407][ T5931] em28xx 1-1:0.132: unknown em28xx chip ID (0)
[  119.819833][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  119.831485][ T6248] em28xx 4-1:0.132: Registering V4L2 extension
[  119.838688][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  119.853925][ T6077] usb 4-1: USB disconnect, device number 21
[  119.862571][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  119.899986][ T5931] em28xx 1-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  119.909898][ T5931] em28xx 1-1:0.132: board has no eeprom
[  119.971157][ T6248] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  119.984781][ T5931] em28xx 1-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  119.994188][ T6248] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  120.001392][ T5931] em28xx 1-1:0.132: analog set to isoc mode.
[  120.007524][ T6248] em28xx 4-1:0.132: No AC97 audio processor
[  120.017031][ T6248] usb 4-1: Decoder not found
[  120.021649][ T6248] em28xx 4-1:0.132: failed to create media graph
[  120.029887][ T5931] usb 1-1: USB disconnect, device number 23
[  120.038690][   T39] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  120.039053][ T5931] em28xx 1-1:0.132: Disconnecting em28xx
[  120.050762][ T6248] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  120.067109][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  120.078701][ T6248] em28xx 4-1:0.132: Remote control support is not available for this card.
[  120.097510][   T10] em28xx 1-1:0.132: Registering V4L2 extension
[  120.129755][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  120.131048][   T39] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  120.151531][   T39] em28xx 3-1:0.132: board has no eeprom
[  120.165761][  T977] em28xx 2-1:0.132: board has no eeprom
[  120.195109][   T10] em28xx 1-1:0.132: Config register raw data: 0xffffffed
[  120.204012][   T10] em28xx 1-1:0.132: AC97 chip type couldn't be determined
[  120.211481][   T10] em28xx 1-1:0.132: No AC97 audio processor
[  120.218453][   T10] usb 1-1: Decoder not found
[  120.223067][   T10] em28xx 1-1:0.132: failed to create media graph
[  120.225720][   T39] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  120.229489][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  120.254554][   T10] em28xx 1-1:0.132: V4L2 device video103 deregistered
[  120.262075][   T39] em28xx 3-1:0.132: analog set to isoc mode.
[  120.269404][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  120.283413][   T10] em28xx 1-1:0.132: Remote control support is not available for this card.
[  120.285564][   T39] usb 3-1: USB disconnect, device number 24
[  120.300381][   T39] em28xx 3-1:0.132: Disconnecting em28xx
[  120.304498][  T977] usb 2-1: USB disconnect, device number 23
[  120.323091][ T6077] em28xx 4-1:0.132: Closing input extension
[  120.334697][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  120.343509][ T6248] em28xx 2-1:0.132: Registering V4L2 extension
[  120.362505][ T6077] em28xx 4-1:0.132: Freeing device
[  120.475196][ T6248] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  120.482518][ T6248] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  120.505803][ T6248] em28xx 2-1:0.132: No AC97 audio processor
[  120.519726][ T6248] usb 2-1: Decoder not found
[  120.524436][ T6248] em28xx 2-1:0.132: failed to create media graph
[  120.544524][ T6248] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  120.559755][ T6248] em28xx 2-1:0.132: Remote control support is not available for this card.
[  120.569926][ T6070] em28xx 3-1:0.132: Registering V4L2 extension
[  120.642988][ T6070] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  120.651064][ T6070] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  120.658259][ T6070] em28xx 3-1:0.132: No AC97 audio processor
[  120.665853][ T6077] usb 4-1: new high-speed USB device number 22 using dummy_hcd
[  120.668088][ T6070] usb 3-1: Decoder not found
[  120.678111][ T6070] em28xx 3-1:0.132: failed to create media graph
[  120.684444][ T6070] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  120.692328][ T6070] em28xx 3-1:0.132: Remote control support is not available for this card.
[  120.702932][ T5931] em28xx 1-1:0.132: Closing input extension
[  120.709147][  T977] em28xx 2-1:0.132: Closing input extension
[  120.715088][   T39] em28xx 3-1:0.132: Closing input extension
[  120.720132][ T5931] em28xx 1-1:0.132: Freeing device
[  120.731481][   T39] em28xx 3-1:0.132: Freeing device
[  120.731824][  T977] em28xx 2-1:0.132: Freeing device
[  120.826985][ T6077] usb 4-1: Using ep0 maxpacket: 32
[  120.834252][ T6077] usb 4-1: config 0 has an invalid interface number: 132 but max is 0
[  120.848866][ T6077] usb 4-1: config 0 has no interface number 0
[  120.856735][ T6077] usb 4-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  120.870764][ T6077] usb 4-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  120.880120][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  120.888646][ T6077] usb 4-1: Product: syz
[  120.893985][ T6077] usb 4-1: Manufacturer: syz
[  120.899229][ T6077] usb 4-1: SerialNumber: syz
[  120.914680][ T6077] usb 4-1: config 0 descriptor??
[  120.927410][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  120.937460][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  121.056057][   T39] usb 3-1: new high-speed USB device number 25 using dummy_hcd
[  121.056583][  T977] usb 2-1: new high-speed USB device number 24 using dummy_hcd
[  121.071335][ T5931] usb 1-1: new high-speed USB device number 24 using dummy_hcd
[  121.176054][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  121.205678][   T39] usb 3-1: Using ep0 maxpacket: 32
[  121.212027][   T39] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  121.220378][   T39] usb 3-1: config 0 has no interface number 0
[  121.226517][   T39] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  121.235682][  T977] usb 2-1: Using ep0 maxpacket: 32
[  121.239874][   T39] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  121.242700][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  121.251812][   T39] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  121.265537][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  121.266880][   T39] usb 3-1: Product: syz
[  121.274676][ T6077] em28xx 4-1:0.132: board has no eeprom
[  121.278728][   T39] usb 3-1: Manufacturer: syz
[  121.289226][   T39] usb 3-1: SerialNumber: syz
[  121.290681][ T5931] usb 1-1: config 0 has an invalid interface number: 132 but max is 0
[  121.296940][   T39] usb 3-1: config 0 descriptor??
[  121.302287][  T977] usb 2-1: config 0 has an invalid interface number: 132 but max is 0
[  121.315249][ T5931] usb 1-1: config 0 has no interface number 0
[  121.322403][  T977] usb 2-1: config 0 has no interface number 0
[  121.328851][ T5931] usb 1-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  121.328928][   T39] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  121.340234][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  121.350527][   T39] em28xx 3-1:0.132: Video interface 132 found: isoc
[  121.357665][  T977] usb 2-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  121.376932][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  121.383561][ T6248] em28xx 4-1:0.132: Registering V4L2 extension
[  121.393029][ T5931] usb 1-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  121.402437][  T977] usb 2-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  121.411745][ T5931] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  121.422116][  T977] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  121.435198][ T6077] usb 4-1: USB disconnect, device number 22
[  121.442920][ T6248] em28xx 4-1:0.132: failed to trigger read from i2c address 0x4a (error=-19)
[  121.453032][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  121.459103][ T5931] usb 1-1: Product: syz
[  121.463309][ T5931] usb 1-1: Manufacturer: syz
[  121.469197][  T977] usb 2-1: Product: syz
[  121.473373][  T977] usb 2-1: Manufacturer: syz
[  121.478671][ T5931] usb 1-1: SerialNumber: syz
[  121.484743][  T977] usb 2-1: SerialNumber: syz
[  121.492535][ T5931] usb 1-1: config 0 descriptor??
[  121.506274][  T977] usb 2-1: config 0 descriptor??
[  121.517892][ T5931] em28xx 1-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  121.530252][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  121.541093][ T5931] em28xx 1-1:0.132: Video interface 132 found: isoc
[  121.548470][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  121.574834][ T6248] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  121.582030][ T6248] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  121.586048][   T39] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  121.589576][ T6248] em28xx 4-1:0.132: No AC97 audio processor
[  121.602540][ T6248] usb 4-1: Decoder not found
[  121.607910][ T6248] em28xx 4-1:0.132: failed to create media graph
[  121.614263][ T6248] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  121.624266][ T6248] em28xx 4-1:0.132: Remote control support is not available for this card.
[  121.632951][ T6077] em28xx 4-1:0.132: Closing input extension
[  121.641900][ T6077] em28xx 4-1:0.132: Freeing device
[  121.671201][   T39] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  121.695648][   T39] em28xx 3-1:0.132: board has no eeprom
[  121.765755][   T39] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  121.766956][ T5931] em28xx 1-1:0.132: unknown em28xx chip ID (0)
[  121.774758][   T39] em28xx 3-1:0.132: analog set to isoc mode.
[  121.781873][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  121.787076][ T6071] em28xx 3-1:0.132: Registering V4L2 extension
[  121.805254][   T39] usb 3-1: USB disconnect, device number 25
[  121.822738][   T39] em28xx 3-1:0.132: Disconnecting em28xx
[  121.860765][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  121.874245][ T5931] em28xx 1-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  121.886211][  T977] em28xx 2-1:0.132: board has no eeprom
[  121.891958][ T5931] em28xx 1-1:0.132: board has no eeprom
[  121.913841][ T6071] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  121.922754][ T6071] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  121.933351][ T6071] em28xx 3-1:0.132: No AC97 audio processor
[  121.940391][ T6071] usb 3-1: Decoder not found
[  121.944992][ T6071] em28xx 3-1:0.132: failed to create media graph
[  121.945945][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  121.952536][ T6071] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  121.959375][ T5931] em28xx 1-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  121.973998][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  121.974975][ T6071] em28xx 3-1:0.132: Remote control support is not available for this card.
[  121.985016][ T5931] em28xx 1-1:0.132: analog set to isoc mode.
[  121.993253][   T39] em28xx 3-1:0.132: Closing input extension
[  122.005162][   T39] em28xx 3-1:0.132: Freeing device
[  122.006678][  T977] usb 2-1: USB disconnect, device number 24
[  122.018973][ T6248] em28xx 2-1:0.132: Registering V4L2 extension
[  122.038549][ T5931] usb 1-1: USB disconnect, device number 24
[  122.057121][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  122.063015][ T6077] usb 4-1: new high-speed USB device number 23 using dummy_hcd
[  122.075867][ T5931] em28xx 1-1:0.132: Disconnecting em28xx
[  122.189349][ T6248] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  122.196931][ T6248] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  122.204028][ T6248] em28xx 2-1:0.132: No AC97 audio processor
[  122.211672][ T6248] usb 2-1: Decoder not found
[  122.216344][ T6248] em28xx 2-1:0.132: failed to create media graph
[  122.222803][ T6248] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  122.235230][ T6248] em28xx 2-1:0.132: Remote control support is not available for this card.
[  122.247828][ T6077] usb 4-1: Using ep0 maxpacket: 32
[  122.257616][ T6077] usb 4-1: config 0 has an invalid interface number: 132 but max is 0
[  122.274477][   T10] em28xx 1-1:0.132: Registering V4L2 extension
[  122.282508][ T6077] usb 4-1: config 0 has no interface number 0
[  122.292278][ T6077] usb 4-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  122.309577][ T6077] usb 4-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  122.333986][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  122.343231][ T6077] usb 4-1: Product: syz
[  122.356233][ T6077] usb 4-1: Manufacturer: syz
[  122.361042][ T6077] usb 4-1: SerialNumber: syz
[  122.376274][ T6077] usb 4-1: config 0 descriptor??
[  122.388469][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  122.398634][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  122.431311][   T10] em28xx 1-1:0.132: Config register raw data: 0xffffffed
[  122.438894][   T10] em28xx 1-1:0.132: AC97 chip type couldn't be determined
[  122.445983][   T39] usb 3-1: new high-speed USB device number 26 using dummy_hcd
[  122.453645][   T10] em28xx 1-1:0.132: No AC97 audio processor
[  122.461108][   T10] usb 1-1: Decoder not found
[  122.466542][   T10] em28xx 1-1:0.132: failed to create media graph
[  122.472900][   T10] em28xx 1-1:0.132: V4L2 device video103 deregistered
[  122.481093][   T10] em28xx 1-1:0.132: Remote control support is not available for this card.
[  122.490981][  T977] em28xx 2-1:0.132: Closing input extension
[  122.498886][ T5931] em28xx 1-1:0.132: Closing input extension
[  122.509905][  T977] em28xx 2-1:0.132: Freeing device
[  122.516977][ T5931] em28xx 1-1:0.132: Freeing device
[  122.527064][ T5838] udevd[5838]: setting owner of /dev/bus/usb/001/024 to uid=0, gid=0 failed: No such file or directory
[  122.606465][   T39] usb 3-1: Using ep0 maxpacket: 32
[  122.620957][   T39] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  122.635266][   T39] usb 3-1: config 0 has no interface number 0
[  122.636031][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  122.641793][   T39] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  122.661649][   T39] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  122.672005][   T39] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  122.681047][   T39] usb 3-1: Product: syz
[  122.685216][   T39] usb 3-1: Manufacturer: syz
[  122.691215][   T39] usb 3-1: SerialNumber: syz
[  122.702062][   T39] usb 3-1: config 0 descriptor??
[  122.713975][   T39] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  122.724185][   T39] em28xx 3-1:0.132: Video interface 132 found: isoc
[  122.733084][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  122.742019][ T6077] em28xx 4-1:0.132: board has no eeprom
[  122.806611][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  122.814491][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  122.820590][   T10] em28xx 4-1:0.132: Registering V4L2 extension
[  122.835884][ T5931] usb 1-1: new high-speed USB device number 25 using dummy_hcd
[  122.843944][ T6077] usb 4-1: USB disconnect, device number 23
[  122.850983][  T977] usb 2-1: new high-speed USB device number 25 using dummy_hcd
[  122.866320][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  122.937374][   T10] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  122.944420][   T10] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  122.951947][   T10] em28xx 4-1:0.132: No AC97 audio processor
[  122.962515][   T10] usb 4-1: Decoder not found
[  122.967291][   T10] em28xx 4-1:0.132: failed to create media graph
[  122.973636][   T10] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  122.981148][   T39] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  122.982354][   T10] em28xx 4-1:0.132: Remote control support is not available for this card.
[  122.996262][ T6077] em28xx 4-1:0.132: Closing input extension
[  123.005538][ T6077] em28xx 4-1:0.132: Freeing device
[  123.016141][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  123.022942][  T977] usb 2-1: Using ep0 maxpacket: 32
[  123.034951][  T977] usb 2-1: config 0 has an invalid interface number: 132 but max is 0
[  123.044245][ T5931] usb 1-1: config 0 has an invalid interface number: 132 but max is 0
[  123.053652][  T977] usb 2-1: config 0 has no interface number 0
[  123.059830][ T5931] usb 1-1: config 0 has no interface number 0
[  123.066143][  T977] usb 2-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  123.070549][   T39] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  123.077326][ T5931] usb 1-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  123.101274][  T977] usb 2-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  123.112337][  T977] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  123.132498][ T5931] usb 1-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  123.141715][   T39] em28xx 3-1:0.132: board has no eeprom
[  123.152254][  T977] usb 2-1: Product: syz
[  123.160164][ T5931] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  123.170431][  T977] usb 2-1: Manufacturer: syz
[  123.175048][  T977] usb 2-1: SerialNumber: syz
[  123.181323][ T5931] usb 1-1: Product: syz
[  123.185499][ T5931] usb 1-1: Manufacturer: syz
[  123.191407][ T5931] usb 1-1: SerialNumber: syz
[  123.197198][  T977] usb 2-1: config 0 descriptor??
[  123.205232][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  123.215714][   T39] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  123.215738][   T39] em28xx 3-1:0.132: analog set to isoc mode.
[  123.215784][ T6071] em28xx 3-1:0.132: Registering V4L2 extension
[  123.226742][   T39] usb 3-1: USB disconnect, device number 26
[  123.235691][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  123.251508][ T5931] usb 1-1: config 0 descriptor??
[  123.251712][   T39] em28xx 3-1:0.132: Disconnecting em28xx
[  123.267844][ T5931] em28xx 1-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  123.282803][ T5931] em28xx 1-1:0.132: Video interface 132 found: isoc
[  123.350420][ T6071] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  123.357556][ T6071] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  123.364669][ T6071] em28xx 3-1:0.132: No AC97 audio processor
[  123.377946][ T6071] usb 3-1: Decoder not found
[  123.382571][ T6071] em28xx 3-1:0.132: failed to create media graph
[  123.389037][ T6071] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  123.399076][ T6071] em28xx 3-1:0.132: Remote control support is not available for this card.
[  123.407965][   T39] em28xx 3-1:0.132: Closing input extension
[  123.419526][   T39] em28xx 3-1:0.132: Freeing device
[  123.467296][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  123.476158][ T6077] usb 4-1: new high-speed USB device number 24 using dummy_hcd
[  123.516124][ T5931] em28xx 1-1:0.132: unknown em28xx chip ID (0)
[  123.548459][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  123.557471][  T977] em28xx 2-1:0.132: board has no eeprom
[  123.578508][ T5931] em28xx 1-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  123.588305][ T5931] em28xx 1-1:0.132: board has no eeprom
[  123.616394][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  123.624257][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  123.630340][ T6077] usb 4-1: Using ep0 maxpacket: 32
[  123.636204][   T10] em28xx 2-1:0.132: Registering V4L2 extension
[  123.644445][ T6077] usb 4-1: config 0 has an invalid interface number: 132 but max is 0
[  123.654957][ T5931] em28xx 1-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  123.664543][  T977] usb 2-1: USB disconnect, device number 25
[  123.670648][ T6077] usb 4-1: config 0 has no interface number 0
[  123.678243][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  123.683947][ T6077] usb 4-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  123.695098][ T5931] em28xx 1-1:0.132: analog set to isoc mode.
[  123.717224][ T6077] usb 4-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  123.732915][ T5931] usb 1-1: USB disconnect, device number 25
[  123.747290][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  123.756712][ T5931] em28xx 1-1:0.132: Disconnecting em28xx
[  123.762415][ T6077] usb 4-1: Product: syz
[  123.769773][ T6077] usb 4-1: Manufacturer: syz
[  123.774375][ T6077] usb 4-1: SerialNumber: syz
[  123.785246][ T6077] usb 4-1: config 0 descriptor??
[  123.795779][   T39] usb 3-1: new high-speed USB device number 27 using dummy_hcd
[  123.799448][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  123.813179][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  123.832964][   T10] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  123.840320][   T10] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  123.847794][   T10] em28xx 2-1:0.132: No AC97 audio processor
[  123.856182][   T10] usb 2-1: Decoder not found
[  123.860785][   T10] em28xx 2-1:0.132: failed to create media graph
[  123.867223][   T10] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  123.879313][   T10] em28xx 2-1:0.132: Remote control support is not available for this card.
[  123.888103][ T6248] em28xx 1-1:0.132: Registering V4L2 extension
2025/12/05 04:25:29 executed programs: 105
[  123.966010][   T39] usb 3-1: Using ep0 maxpacket: 32
[  123.981653][   T39] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  123.993829][   T39] usb 3-1: config 0 has no interface number 0
[  124.013877][   T39] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  124.019065][ T6248] em28xx 1-1:0.132: Config register raw data: 0xffffffed
[  124.048614][   T39] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  124.056842][ T6248] em28xx 1-1:0.132: AC97 chip type couldn't be determined
[  124.060682][   T39] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  124.064907][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  124.073492][   T39] usb 3-1: Product: syz
[  124.081366][ T6248] em28xx 1-1:0.132: No AC97 audio processor
[  124.083961][   T39] usb 3-1: Manufacturer: syz
[  124.096744][   T39] usb 3-1: SerialNumber: syz
[  124.097391][ T6248] usb 1-1: Decoder not found
[  124.101994][ T6248] em28xx 1-1:0.132: failed to create media graph
[  124.114295][   T39] usb 3-1: config 0 descriptor??
[  124.116108][ T6248] em28xx 1-1:0.132: V4L2 device video103 deregistered
[  124.125331][   T39] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  124.137644][   T39] em28xx 3-1:0.132: Video interface 132 found: isoc
[  124.138513][ T6248] em28xx 1-1:0.132: Remote control support is not available for this card.
[  124.152919][  T977] em28xx 2-1:0.132: Closing input extension
[  124.159789][ T5931] em28xx 1-1:0.132: Closing input extension
[  124.170081][  T977] em28xx 2-1:0.132: Freeing device
[  124.176951][ T5931] em28xx 1-1:0.132: Freeing device
[  124.190312][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  124.200464][ T6077] em28xx 4-1:0.132: board has no eeprom
[  124.266717][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  124.278164][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  124.284224][ T6248] em28xx 4-1:0.132: Registering V4L2 extension
[  124.301897][ T6077] usb 4-1: USB disconnect, device number 24
[  124.322502][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  124.379745][   T39] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  124.408907][ T6248] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  124.416140][ T6248] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  124.423325][ T6248] em28xx 4-1:0.132: No AC97 audio processor
[  124.430859][ T6248] usb 4-1: Decoder not found
[  124.438338][ T6248] em28xx 4-1:0.132: failed to create media graph
[  124.444698][ T6248] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  124.452791][ T6248] em28xx 4-1:0.132: Remote control support is not available for this card.
[  124.459500][   T39] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  124.461483][ T6077] em28xx 4-1:0.132: Closing input extension
[  124.471968][   T39] em28xx 3-1:0.132: board has no eeprom
[  124.484173][ T6077] em28xx 4-1:0.132: Freeing device
[  124.495724][  T977] usb 2-1: new high-speed USB device number 26 using dummy_hcd
[  124.503399][ T5931] usb 1-1: new high-speed USB device number 26 using dummy_hcd
[  124.536236][   T39] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  124.562776][   T39] em28xx 3-1:0.132: analog set to isoc mode.
[  124.594154][   T39] usb 3-1: USB disconnect, device number 27
[  124.602266][   T39] em28xx 3-1:0.132: Disconnecting em28xx
[  124.608870][ T6071] em28xx 3-1:0.132: Registering V4L2 extension
[  124.655825][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  124.661089][  T977] usb 2-1: Using ep0 maxpacket: 32
[  124.668573][  T977] usb 2-1: config 0 has an invalid interface number: 132 but max is 0
[  124.679449][  T977] usb 2-1: config 0 has no interface number 0
[  124.686792][ T5931] usb 1-1: config 0 has an invalid interface number: 132 but max is 0
[  124.695160][  T977] usb 2-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  124.706544][ T5931] usb 1-1: config 0 has no interface number 0
[  124.712657][ T5931] usb 1-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  124.715383][ T6071] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  124.728235][  T977] usb 2-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  124.732831][ T6071] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  124.744412][  T977] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  124.749581][ T6071] em28xx 3-1:0.132: No AC97 audio processor
[  124.756935][ T5931] usb 1-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  124.763892][ T6071] usb 3-1: Decoder not found
[  124.771422][  T977] usb 2-1: Product: syz
[  124.779074][ T6071] em28xx 3-1:0.132: failed to create media graph
[  124.780019][ T5931] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  124.794323][  T977] usb 2-1: Manufacturer: syz
[  124.799579][ T5931] usb 1-1: Product: syz
[  124.799578][ T6071] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  124.800881][ T6071] em28xx 3-1:0.132: Remote control support is not available for this card.
[  124.804125][ T5931] usb 1-1: Manufacturer: syz
[  124.812926][   T39] em28xx 3-1:0.132: Closing input extension
[  124.819263][  T977] usb 2-1: SerialNumber: syz
[  124.829203][   T39] em28xx 3-1:0.132: Freeing device
[  124.831224][ T5931] usb 1-1: SerialNumber: syz
[  124.855272][  T977] usb 2-1: config 0 descriptor??
[  124.864180][ T6077] usb 4-1: new high-speed USB device number 25 using dummy_hcd
[  124.876670][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  124.888206][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  124.908261][ T5931] usb 1-1: config 0 descriptor??
[  124.932569][ T5931] em28xx 1-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  124.943406][ T5931] em28xx 1-1:0.132: Video interface 132 found: isoc
[  125.018056][ T6077] usb 4-1: Using ep0 maxpacket: 32
[  125.025366][ T6077] usb 4-1: config 0 has an invalid interface number: 132 but max is 0
[  125.034072][ T6077] usb 4-1: config 0 has no interface number 0
[  125.040275][ T6077] usb 4-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  125.054089][ T6077] usb 4-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  125.063213][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  125.071242][ T6077] usb 4-1: Product: syz
[  125.075400][ T6077] usb 4-1: Manufacturer: syz
[  125.083721][ T6077] usb 4-1: SerialNumber: syz
[  125.091109][ T6077] usb 4-1: config 0 descriptor??
[  125.099028][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  125.108934][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  125.136153][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  125.176031][ T5931] em28xx 1-1:0.132: unknown em28xx chip ID (0)
[  125.198240][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  125.207037][  T977] em28xx 2-1:0.132: board has no eeprom
[  125.239914][ T5931] em28xx 1-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  125.248678][ T5931] em28xx 1-1:0.132: board has no eeprom
[  125.257938][   T39] usb 3-1: new high-speed USB device number 28 using dummy_hcd
[  125.265926][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  125.273969][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  125.280053][ T6248] em28xx 2-1:0.132: Registering V4L2 extension
[  125.306635][  T977] usb 2-1: USB disconnect, device number 26
[  125.313305][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  125.323195][ T5931] em28xx 1-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  125.332341][ T5931] em28xx 1-1:0.132: analog set to isoc mode.
[  125.348484][ T5931] usb 1-1: USB disconnect, device number 26
[  125.371051][ T5931] em28xx 1-1:0.132: Disconnecting em28xx
[  125.378446][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  125.420089][ T6248] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  125.427281][ T6248] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  125.434388][ T6248] em28xx 2-1:0.132: No AC97 audio processor
[  125.443055][ T6248] usb 2-1: Decoder not found
[  125.445743][   T39] usb 3-1: Using ep0 maxpacket: 32
[  125.448600][ T6248] em28xx 2-1:0.132: failed to create media graph
[  125.455687][   T39] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  125.460090][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  125.479101][   T39] usb 3-1: config 0 has no interface number 0
[  125.479206][ T6248] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  125.485204][   T39] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  125.496430][ T6077] em28xx 4-1:0.132: board has no eeprom
[  125.507104][   T39] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  125.518173][   T39] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  125.519135][ T6248] em28xx 2-1:0.132: Remote control support is not available for this card.
[  125.526681][   T39] usb 3-1: Product: syz
[  125.535143][ T6240] em28xx 1-1:0.132: Registering V4L2 extension
[  125.539389][   T39] usb 3-1: Manufacturer: syz
[  125.550018][   T39] usb 3-1: SerialNumber: syz
[  125.558008][   T39] usb 3-1: config 0 descriptor??
[  125.569417][   T39] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  125.572861][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  125.597296][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  125.606595][   T39] em28xx 3-1:0.132: Video interface 132 found: isoc
[  125.643531][ T6077] usb 4-1: USB disconnect, device number 25
[  125.671299][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  125.739629][ T6240] em28xx 1-1:0.132: Config register raw data: 0xffffffed
[  125.749145][ T6240] em28xx 1-1:0.132: AC97 chip type couldn't be determined
[  125.756312][ T6240] em28xx 1-1:0.132: No AC97 audio processor
[  125.763490][ T6240] usb 1-1: Decoder not found
[  125.771801][ T6240] em28xx 1-1:0.132: failed to create media graph
[  125.780080][ T6240] em28xx 1-1:0.132: V4L2 device video103 deregistered
[  125.788076][ T6240] em28xx 1-1:0.132: Remote control support is not available for this card.
[  125.796859][  T977] em28xx 2-1:0.132: Closing input extension
[  125.802797][ T5931] em28xx 1-1:0.132: Closing input extension
[  125.809269][ T6248] em28xx 4-1:0.132: Registering V4L2 extension
[  125.816379][   T39] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  125.829405][ T5931] em28xx 1-1:0.132: Freeing device
[  125.866758][  T977] em28xx 2-1:0.132: Freeing device
[  125.894840][   T39] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  125.909645][   T39] em28xx 3-1:0.132: board has no eeprom
[  125.973063][ T6248] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  125.983715][ T6248] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  125.987058][   T39] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  125.992220][ T6248] em28xx 4-1:0.132: No AC97 audio processor
[  126.006473][ T6248] usb 4-1: Decoder not found
[  126.011078][ T6248] em28xx 4-1:0.132: failed to create media graph
[  126.013202][   T39] em28xx 3-1:0.132: analog set to isoc mode.
[  126.017467][ T6248] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  126.040085][   T39] usb 3-1: USB disconnect, device number 28
[  126.048321][ T6248] em28xx 4-1:0.132: Remote control support is not available for this card.
[  126.050690][   T39] em28xx 3-1:0.132: Disconnecting em28xx
[  126.074633][ T5869] em28xx 3-1:0.132: Registering V4L2 extension
[  126.161496][ T5869] em28xx 3-1:0.132: Config register raw data: 0xffffffed
[  126.169551][ T5869] em28xx 3-1:0.132: AC97 chip type couldn't be determined
[  126.177770][ T5869] em28xx 3-1:0.132: No AC97 audio processor
[  126.184749][ T5869] usb 3-1: Decoder not found
[  126.189610][ T5869] em28xx 3-1:0.132: failed to create media graph
[  126.195715][ T5931] usb 1-1: new high-speed USB device number 27 using dummy_hcd
[  126.196226][ T5869] em28xx 3-1:0.132: V4L2 device video103 deregistered
[  126.204058][  T977] usb 2-1: new high-speed USB device number 27 using dummy_hcd
[  126.211869][ T5869] em28xx 3-1:0.132: Remote control support is not available for this card.
[  126.226646][ T6077] em28xx 4-1:0.132: Closing input extension
[  126.233282][   T39] em28xx 3-1:0.132: Closing input extension
[  126.243525][ T6077] em28xx 4-1:0.132: Freeing device
[  126.245144][   T39] em28xx 3-1:0.132: Freeing device
[  126.365779][  T977] usb 2-1: Using ep0 maxpacket: 32
[  126.371335][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  126.383962][ T5931] usb 1-1: config 0 has an invalid interface number: 132 but max is 0
[  126.394230][ T5931] usb 1-1: config 0 has no interface number 0
[  126.402625][ T5931] usb 1-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  126.415238][  T977] usb 2-1: config 0 has an invalid interface number: 132 but max is 0
[  126.423790][  T977] usb 2-1: config 0 has no interface number 0
[  126.430855][  T977] usb 2-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  126.445501][ T5931] usb 1-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  126.454980][ T5931] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  126.463287][ T5931] usb 1-1: Product: syz
[  126.467859][ T5931] usb 1-1: Manufacturer: syz
[  126.472601][ T5931] usb 1-1: SerialNumber: syz
[  126.478421][  T977] usb 2-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  126.489542][  T977] usb 2-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  126.498591][ T5931] usb 1-1: config 0 descriptor??
[  126.504285][  T977] usb 2-1: Product: syz
[  126.510637][ T5931] em28xx 1-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  126.521232][  T977] usb 2-1: Manufacturer: syz
[  126.525931][  T977] usb 2-1: SerialNumber: syz
[  126.531458][ T5931] em28xx 1-1:0.132: Video interface 132 found: isoc
[  126.539092][  T977] usb 2-1: config 0 descriptor??
[  126.547979][  T977] em28xx 2-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  126.557974][ T6077] usb 4-1: new high-speed USB device number 26 using dummy_hcd
[  126.565773][  T977] em28xx 2-1:0.132: Video interface 132 found: isoc
[  126.635717][   T39] usb 3-1: new high-speed USB device number 29 using dummy_hcd
[  126.715750][ T6077] usb 4-1: Using ep0 maxpacket: 32
[  126.722612][ T6077] usb 4-1: config 0 has an invalid interface number: 132 but max is 0
[  126.730883][ T6077] usb 4-1: config 0 has no interface number 0
[  126.737107][ T6077] usb 4-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  126.752443][ T6077] usb 4-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  126.761629][ T6077] usb 4-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  126.770016][ T6077] usb 4-1: Product: syz
[  126.774338][ T5931] em28xx 1-1:0.132: unknown em28xx chip ID (0)
[  126.780555][ T6077] usb 4-1: Manufacturer: syz
[  126.785133][ T6077] usb 4-1: SerialNumber: syz
[  126.793636][ T6077] usb 4-1: config 0 descriptor??
[  126.801793][ T6077] em28xx 4-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  126.805660][   T39] usb 3-1: Using ep0 maxpacket: 32
[  126.811804][ T6077] em28xx 4-1:0.132: Video interface 132 found: isoc
[  126.821096][   T39] usb 3-1: config 0 has an invalid interface number: 132 but max is 0
[  126.823434][  T977] em28xx 2-1:0.132: unknown em28xx chip ID (0)
[  126.838389][   T39] usb 3-1: config 0 has no interface number 0
[  126.844481][   T39] usb 3-1: config 0 interface 132 altsetting 0 endpoint 0x82 has an invalid bInterval 0, changing to 7
[  126.858971][   T39] usb 3-1: New USB device found, idVendor=0413, idProduct=6023, bcdDevice=ec.e5
[  126.859473][ T5931] em28xx 1-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  126.868468][   T39] usb 3-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  126.877841][ T5931] em28xx 1-1:0.132: board has no eeprom
[  126.885318][   T39] usb 3-1: Product: syz
[  126.895835][   T39] usb 3-1: Manufacturer: syz
[  126.900612][   T39] usb 3-1: SerialNumber: syz
[  126.902831][  T977] em28xx 2-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  126.908455][   T39] usb 3-1: config 0 descriptor??
[  126.919632][  T977] em28xx 2-1:0.132: board has no eeprom
[  126.923560][   T39] em28xx 3-1:0.132: New device syz syz @ 480 Mbps (0413:6023, interface 132, class 132)
[  126.936011][   T39] em28xx 3-1:0.132: Video interface 132 found: isoc
[  126.945724][ T5931] em28xx 1-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  126.953633][ T5931] em28xx 1-1:0.132: analog set to isoc mode.
[  126.960319][ T6248] em28xx 1-1:0.132: Registering V4L2 extension
[  126.975987][ T5931] usb 1-1: USB disconnect, device number 27
[  126.985806][  T977] em28xx 2-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  127.001849][ T5931] em28xx 1-1:0.132: Disconnecting em28xx
[  127.011972][  T977] em28xx 2-1:0.132: analog set to isoc mode.
[  127.027171][  T977] usb 2-1: USB disconnect, device number 27
[  127.044405][  T977] em28xx 2-1:0.132: Disconnecting em28xx
[  127.055986][ T6077] em28xx 4-1:0.132: unknown em28xx chip ID (0)
[  127.103630][ T6248] em28xx 1-1:0.132: Config register raw data: 0xffffffed
[  127.113123][ T6248] em28xx 1-1:0.132: AC97 chip type couldn't be determined
[  127.123280][ T6077] em28xx 4-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  127.132115][ T6248] em28xx 1-1:0.132: No AC97 audio processor
[  127.140808][ T6077] em28xx 4-1:0.132: board has no eeprom
[  127.147623][ T6248] usb 1-1: Decoder not found
[  127.152223][ T6248] em28xx 1-1:0.132: failed to create media graph
[  127.158691][ T6248] em28xx 1-1:0.132: V4L2 device video103 deregistered
[  127.167885][ T6248] em28xx 1-1:0.132: Remote control support is not available for this card.
[  127.176596][   T10] em28xx 2-1:0.132: Registering V4L2 extension
[  127.186727][   T39] em28xx 3-1:0.132: unknown em28xx chip ID (0)
[  127.205932][ T6077] em28xx 4-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  127.213752][ T6077] em28xx 4-1:0.132: analog set to isoc mode.
[  127.230423][ T6077] usb 4-1: USB disconnect, device number 26
[  127.253998][ T6077] em28xx 4-1:0.132: Disconnecting em28xx
[  127.257090][   T39] em28xx 3-1:0.132: failed to trigger read from i2c address 0xa0 (error=-5)
[  127.285756][   T39] em28xx 3-1:0.132: board has no eeprom
[  127.343743][   T10] em28xx 2-1:0.132: Config register raw data: 0xffffffed
[  127.354241][   T10] em28xx 2-1:0.132: AC97 chip type couldn't be determined
[  127.355691][   T39] em28xx 3-1:0.132: Identified as Leadtek Winfast USB II (card=7)
[  127.361897][   T10] em28xx 2-1:0.132: No AC97 audio processor
[  127.369416][   T39] em28xx 3-1:0.132: analog set to isoc mode.
[  127.381768][   T10] usb 2-1: Decoder not found
[  127.391220][   T39] usb 3-1: USB disconnect, device number 29
[  127.393719][   T10] em28xx 2-1:0.132: failed to create media graph
[  127.399628][   T39] em28xx 3-1:0.132: Disconnecting em28xx
[  127.410929][   T10] em28xx 2-1:0.132: V4L2 device video103 deregistered
[  127.418784][   T10] em28xx 2-1:0.132: Remote control support is not available for this card.
[  127.427584][ T5931] em28xx 1-1:0.132: Closing input extension
[  127.433515][  T977] em28xx 2-1:0.132: Closing input extension
[  127.439931][ T6248] em28xx 4-1:0.132: Registering V4L2 extension
[  127.448469][ T5931] em28xx 1-1:0.132: Freeing device
[  127.457819][  T977] em28xx 2-1:0.132: Freeing device
[  127.629900][ T6248] em28xx 4-1:0.132: Config register raw data: 0xffffffed
[  127.646128][ T6248] em28xx 4-1:0.132: AC97 chip type couldn't be determined
[  127.653275][ T6248] em28xx 4-1:0.132: No AC97 audio processor
[  127.681780][ T6248] usb 4-1: Decoder not found
[  127.696671][ T6248] em28xx 4-1:0.132: failed to create media graph
[  127.703055][ T6248] em28xx 4-1:0.132: V4L2 device video103 deregistered
[  127.713444][ T6248] em28xx 4-1:0.132: Remote control support is not available for this card.
[  127.713734][ T6615] ==================================================================
[  127.723412][ T6077] em28xx 4-1:0.132: Closing input extension
[  127.730093][ T6615] BUG: KASAN: slab-use-after-free in v4l2_fh_open+0xac/0x420
[  127.730120][ T6615] Read of size 8 at addr ffff888031c84740 by task v4l_id/6615
[  127.730134][ T6615] 
[  127.730160][ T6615] CPU: 1 UID: 0 PID: 6615 Comm: v4l_id Not tainted syzkaller #0 PREEMPT(full) 
[  127.730178][ T6615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  127.730195][ T6615] Call Trace:
[  127.730201][ T6615]  <TASK>
[  127.730207][ T6615]  dump_stack_lvl+0x189/0x250
[  127.730225][ T6615]  ? __virt_addr_valid+0x1c8/0x5c0
[  127.730243][ T6615]  ? rcu_is_watching+0x15/0xb0
[  127.730258][ T6615]  ? __pfx_dump_stack_lvl+0x10/0x10
[  127.730274][ T6615]  ? rcu_is_watching+0x15/0xb0
[  127.730289][ T6615]  ? lock_release+0x4b/0x3b0
[  127.730308][ T6615]  ? _raw_spin_lock_irqsave+0xb3/0xf0
[  127.730326][ T6615]  ? __virt_addr_valid+0x1c8/0x5c0
[  127.730343][ T6615]  ? __virt_addr_valid+0x4a5/0x5c0
[  127.730361][ T6615]  print_report+0xca/0x240
[  127.730377][ T6615]  ? v4l2_fh_open+0xac/0x420
[  127.730397][ T6615]  kasan_report+0x118/0x150
[  127.730414][ T6615]  ? v4l2_fh_open+0xac/0x420
[  127.730437][ T6615]  v4l2_fh_open+0xac/0x420
[  127.730458][ T6615]  ? __pfx___mutex_unlock_slowpath+0x10/0x10
[  127.730479][ T6615]  em28xx_v4l2_open+0x157/0x9a0
[  127.730503][ T6615]  v4l2_open+0x1bf/0x3a0
[  127.730519][ T6615]  chrdev_open+0x4cc/0x5e0
[  127.730542][ T6615]  ? __pfx_chrdev_open+0x10/0x10
[  127.730564][ T6615]  ? fsnotify_open_perm_and_set_mode+0x113/0x610
[  127.730585][ T6615]  ? __pfx_chrdev_open+0x10/0x10
[  127.730605][ T6615]  do_dentry_open+0x7ce/0x1420
[  127.730626][ T6615]  vfs_open+0x3b/0x340
[  127.730641][ T6615]  ? path_openat+0x33f3/0x3dd0
[  127.730661][ T6615]  path_openat+0x340e/0x3dd0
[  127.730685][ T6615]  ? __pfx_stack_trace_save+0x10/0x10
[  127.730710][ T6615]  ? stack_depot_save_flags+0x40/0x850
[  127.730734][ T6615]  ? kmem_cache_alloc_noprof+0x37d/0x710
[  127.730753][ T6615]  ? getname_flags+0xb8/0x540
[  127.730768][ T6615]  ? __pfx_path_openat+0x10/0x10
[  127.730788][ T6615]  ? __lock_acquire+0x6b6/0x2cf0
[  127.730813][ T6615]  do_filp_open+0x1fa/0x410
[  127.730833][ T6615]  ? __pfx_do_filp_open+0x10/0x10
[  127.730861][ T6615]  ? _raw_spin_unlock+0x28/0x50
[  127.730875][ T6615]  ? alloc_fd+0x64c/0x6c0
[  127.730895][ T6615]  do_sys_openat2+0x121/0x200
[  127.730912][ T6615]  ? __pfx_do_sys_openat2+0x10/0x10
[  127.730930][ T6615]  ? exc_page_fault+0x82/0x100
[  127.730950][ T6615]  __x64_sys_openat+0x138/0x170
[  127.730969][ T6615]  do_syscall_64+0xfa/0xf80
[  127.730987][ T6615]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  127.731003][ T6615]  ? clear_bhb_loop+0x60/0xb0
[  127.731019][ T6615]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  127.731035][ T6615] RIP: 0033:0x7f40f18a7407
[  127.731054][ T6615] 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
[  127.731069][ T6615] RSP: 002b:00007fff0460da90 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
[  127.731088][ T6615] RAX: ffffffffffffffda RBX: 00007f40f206d880 RCX: 00007f40f18a7407
[  127.731100][ T6615] RDX: 0000000000000000 RSI: 00007fff0460df1b RDI: ffffffffffffff9c
[  127.731111][ T6615] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  127.731121][ T6615] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[  127.731132][ T6615] R13: 00007fff0460dce0 R14: 00007f40f21d4000 R15: 000055785ae044d8
[  127.731152][ T6615]  </TASK>
[  127.731158][ T6615] 
[  127.756345][ T5931] usb 1-1: new high-speed USB device number 28 using dummy_hcd
[  127.762039][ T6615] Allocated by task 6248:
[  127.775714][  T977] usb 2-1: new high-speed USB device number 28 using dummy_hcd
[  127.778254][ T6615]  kasan_save_track+0x3e/0x80
[  127.915678][ T5931] usb 1-1: Using ep0 maxpacket: 32
[  127.919451][ T6615]  __kasan_kmalloc+0x93/0xb0
[  127.919477][ T6615]  __kmalloc_cache_noprof+0x3e2/0x700
[  127.919496][ T6615]  em28xx_v4l2_init+0x10b/0x2e70
[  127.919515][ T6615]  em28xx_init_extension+0x120/0x1c0
[  127.919529][ T6615]  process_one_work+0x93a/0x15a0
[  127.919548][ T6615]  worker_thread+0x9b0/0xee0
[  127.919568][ T6615]  kthread+0x711/0x8a0
[  127.919582][ T6615]  ret_from_fork+0x599/0xb30
[  127.919599][ T6615]  ret_from_fork_asm+0x1a/0x30
[  127.919616][ T6615] 
[  127.919621][ T6615] Freed by task 6248:
[  127.919630][ T6615]  kasan_save_track+0x3e/0x80
[  127.919649][ T6615]  kasan_save_free_info+0x46/0x50
[  127.919666][ T6615]  __kasan_slab_free+0x5c/0x80
[  127.919693][ T6615]  kfree+0x1c0/0x660
[  127.919709][ T6615]  em28xx_v4l2_init+0x1683/0x2e70
[  127.919727][ T6615]  em28xx_init_extension+0x120/0x1c0
[  127.919743][ T6615]  process_one_work+0x93a/0x15a0
[  127.919762][ T6615]  worker_thread+0x9b0/0xee0
[  127.919780][ T6615]  kthread+0x711/0x8a0
[  127.919795][ T6615]  ret_from_fork+0x599/0xb30
[  127.919813][ T6615]  ret_from_fork_asm+0x1a/0x30
[  127.919829][ T6615] 
[  127.919834][ T6615] The buggy address belongs to the object at ffff888031c84000
[  127.919834][ T6615]  which belongs to the cache kmalloc-8k of size 8192
[  127.919850][ T6615] The buggy address is located 1856 bytes inside of
[  127.919850][ T6615]  freed 8192-byte region [ffff888031c84000, ffff888031c86000)
[  127.919868][ T6615] 
[  127.919874][ T6615] The buggy address belongs to the physical page:
[  127.919901][ T6615] page: refcount:0 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x31c80
[  127.919921][ T6615] head: order:3 mapcount:0 entire_mapcount:0 nr_pages_mapped:0 pincount:0
[  127.919935][ T6615] ksm flags: 0xfff00000000040(head|node=0|zone=1|lastcpupid=0x7ff)
[  127.919955][ T6615] page_type: f5(slab)
[  127.919972][ T6615] raw: 00fff00000000040 ffff88813fe27280 ffffea0000c09c00 dead000000000003
[  127.919988][ T6615] raw: 0000000000000000 0000000080020002 00000000f5000000 0000000000000000
[  127.920004][ T6615] head: 00fff00000000040 ffff88813fe27280 ffffea0000c09c00 dead000000000003
[  127.920019][ T6615] head: 0000000000000000 0000000080020002 00000000f5000000 0000000000000000
[  127.920035][ T6615] head: 00fff00000000003 ffffea0000c72001 00000000ffffffff 00000000ffffffff
[  127.920049][ T6615] head: ffffffffffffffff 0000000000000000 00000000ffffffff 0000000000000008
[  127.920058][ T6615] page dumped because: kasan: bad access detected
[  127.920073][ T6615] page_owner tracks the page as allocated
[  127.920080][ T6615] page last allocated via order 3, migratetype Unmovable, gfp_mask 0x52820(GFP_ATOMIC|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 5834, tgid 5834 (syz-executor), ts 74647155005, free_ts 74644107119
[  127.920112][ T6615]  post_alloc_hook+0x234/0x290
[  127.920131][ T6615]  get_page_from_freelist+0x2365/0x2440
[  127.920153][ T6615]  __alloc_frozen_pages_noprof+0x181/0x370
[  127.920174][ T6615]  alloc_pages_mpol+0x232/0x4a0
[  127.920186][ T6615]  allocate_slab+0x86/0x3b0
[  127.920199][ T6615]  ___slab_alloc+0xf2b/0x1960
[  127.920213][ T6615]  __slab_alloc+0x65/0x100
[  127.920225][ T6615]  __kmalloc_noprof+0x47d/0x800
[  127.920242][ T6615]  batadv_hash_new+0x7b/0x290
[  127.920259][ T6615]  batadv_tt_init+0x54/0x2a0
[  127.920278][ T6615]  batadv_mesh_init+0x3a6/0x6a0
[  127.920294][ T6615]  batadv_meshif_init_late+0xa32/0xed0
[  127.920309][ T6615]  register_netdevice+0x6b1/0x1a70
[  127.920328][ T6615]  rtnl_newlink_create+0x310/0xb00
[  127.920344][ T6615]  rtnl_newlink+0x16e7/0x1c90
[  127.920358][ T6615]  rtnetlink_rcv_msg+0x7cf/0xb70
[  127.920375][ T6615] page last free pid 5855 tgid 5855 stack trace:
[  127.920385][ T6615]  __free_frozen_pages+0xbc8/0xd30
[  127.920404][ T6615]  __put_partials+0x146/0x170
[  127.920419][ T6615]  put_cpu_partial+0x1f2/0x2d0
[  127.920433][ T6615]  __slab_free+0x288/0x2a0
[  127.920448][ T6615]  qlist_free_all+0x97/0x100
[  127.920467][ T6615]  kasan_quarantine_reduce+0x148/0x160
[  127.920486][ T6615]  __kasan_slab_alloc+0x22/0x80
[  127.920505][ T6615]  __kmalloc_cache_noprof+0x37c/0x700
[  127.920525][ T6615]  ref_tracker_alloc+0x133/0x460
[  127.920544][ T6615]  register_netdevice+0x1471/0x1a70
[  127.920563][ T6615]  register_netdev+0x40/0x60
[  127.920581][ T6615]  loopback_net_init+0x75/0x150
[  127.920595][ T6615]  ops_init+0x35c/0x5c0
[  127.920611][ T6615]  setup_net+0x110/0x330
[  127.920624][ T6615]  copy_net_ns+0x3e3/0x570
[  127.920638][ T6615]  create_new_namespaces+0x3e7/0x6a0
[  127.920658][ T6615] 
[  127.920663][ T6615] Memory state around the buggy address:
[  127.920673][ T6615]  ffff888031c84600: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  127.920691][ T6615]  ffff888031c84680: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  127.920703][ T6615] >ffff888031c84700: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  127.920712][ T6615]                                            ^
[  127.920722][ T6615]  ffff888031c84780: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  127.920733][ T6615]  ffff888031c84800: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
[  127.920742][ T6615] ==================================================================
[  127.921396][ T6071] em28xx 3-1:0.132: Registering V4L2 extension
[  127.949795][  T977] usb 2-1: Using ep0 maxpacket: 32
[  127.960311][ T6615] Kernel panic - not syncing: KASAN: panic_on_warn set ...
[  127.960329][ T6615] CPU: 1 UID: 0 PID: 6615 Comm: v4l_id Not tainted syzkaller #0 PREEMPT(full) 
[  127.960348][ T6615] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025
[  127.960359][ T6615] Call Trace:
[  127.960367][ T6615]  <TASK>
[  127.960374][ T6615]  dump_stack_lvl+0x99/0x250
[  127.960394][ T6615]  ? __asan_memcpy+0x40/0x70
[  127.960415][ T6615]  ? __pfx_dump_stack_lvl+0x10/0x10
[  127.960430][ T6615]  ? __pfx__printk+0x10/0x10
[  127.960457][ T6615]  vpanic+0x237/0x6d0
[  127.960475][ T6615]  ? __pfx_vpanic+0x10/0x10
[  127.960493][ T6615]  ? preempt_schedule+0xae/0xc0
[  127.960510][ T6615]  ? __pfx_preempt_schedule+0x10/0x10
[  127.960530][ T6615]  panic+0xb9/0xc0
[  127.960548][ T6615]  ? __pfx_panic+0x10/0x10
[  127.960567][ T6615]  ? _raw_spin_unlock_irqrestore+0xfd/0x110
[  127.960586][ T6615]  ? is_module_address+0x17/0xf0
[  127.960606][ T6615]  ? v4l2_fh_open+0xac/0x420
[  127.960628][ T6615]  check_panic_on_warn+0x89/0xb0
[  127.960647][ T6615]  ? v4l2_fh_open+0xac/0x420
[  127.960667][ T6615]  end_report+0x6f/0x140
[  127.960689][ T6615]  kasan_report+0x129/0x150
[  127.960705][ T6615]  ? v4l2_fh_open+0xac/0x420
[  127.960729][ T6615]  v4l2_fh_open+0xac/0x420
[  127.960750][ T6615]  ? __pfx___mutex_unlock_slowpath+0x10/0x10
[  127.960772][ T6615]  em28xx_v4l2_open+0x157/0x9a0
[  127.960797][ T6615]  v4l2_open+0x1bf/0x3a0
[  127.960814][ T6615]  chrdev_open+0x4cc/0x5e0
[  127.960838][ T6615]  ? __pfx_chrdev_open+0x10/0x10
[  127.960859][ T6615]  ? fsnotify_open_perm_and_set_mode+0x113/0x610
[  127.960880][ T6615]  ? __pfx_chrdev_open+0x10/0x10
[  127.960901][ T6615]  do_dentry_open+0x7ce/0x1420
[  127.960923][ T6615]  vfs_open+0x3b/0x340
[  127.960939][ T6615]  ? path_openat+0x33f3/0x3dd0
[  127.960959][ T6615]  path_openat+0x340e/0x3dd0
[  127.960984][ T6615]  ? __pfx_stack_trace_save+0x10/0x10
[  127.961004][ T6615]  ? stack_depot_save_flags+0x40/0x850
[  127.961029][ T6615]  ? kmem_cache_alloc_noprof+0x37d/0x710
[  127.961048][ T6615]  ? getname_flags+0xb8/0x540
[  127.961064][ T6615]  ? __pfx_path_openat+0x10/0x10
[  127.961084][ T6615]  ? __lock_acquire+0x6b6/0x2cf0
[  127.961111][ T6615]  do_filp_open+0x1fa/0x410
[  127.961131][ T6615]  ? __pfx_do_filp_open+0x10/0x10
[  127.961160][ T6615]  ? _raw_spin_unlock+0x28/0x50
[  127.961175][ T6615]  ? alloc_fd+0x64c/0x6c0
[  127.961194][ T6615]  do_sys_openat2+0x121/0x200
[  127.961213][ T6615]  ? __pfx_do_sys_openat2+0x10/0x10
[  127.961231][ T6615]  ? exc_page_fault+0x82/0x100
[  127.961253][ T6615]  __x64_sys_openat+0x138/0x170
[  127.961272][ T6615]  do_syscall_64+0xfa/0xf80
[  127.961290][ T6615]  ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  127.961306][ T6615]  ? clear_bhb_loop+0x60/0xb0
[  127.961324][ T6615]  entry_SYSCALL_64_after_hwframe+0x77/0x7f
[  127.961341][ T6615] RIP: 0033:0x7f40f18a7407
[  127.961358][ T6615] 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
[  127.961372][ T6615] RSP: 002b:00007fff0460da90 EFLAGS: 00000202 ORIG_RAX: 0000000000000101
[  127.961391][ T6615] RAX: ffffffffffffffda RBX: 00007f40f206d880 RCX: 00007f40f18a7407
[  127.961404][ T6615] RDX: 0000000000000000 RSI: 00007fff0460df1b RDI: ffffffffffffff9c
[  127.961416][ T6615] RBP: 0000000000000002 R08: 0000000000000000 R09: 0000000000000000
[  127.961426][ T6615] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[  127.961437][ T6615] R13: 00007fff0460dce0 R14: 00007f40f21d4000 R15: 000055785ae044d8
[  127.961457][ T6615]  </TASK>
[  127.964858][ T6615] Kernel Offset: disabled