[  424.412640][ T2051] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[  424.490391][ T2051] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[  424.539831][ T2051] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[  424.593251][ T2051] netdevsim netdevsim0 netdevsim0 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[  425.927757][ T2051] hsr_slave_0: left promiscuous mode
[  425.965274][ T2051] hsr_slave_1: left promiscuous mode
[  426.045811][ T2051] batman_adv: batadv0: Interface deactivated: batadv_slave_0
[  426.047771][ T2051] batman_adv: batadv0: Removing interface: batadv_slave_0
[  426.051413][ T2051] batman_adv: batadv0: Interface deactivated: batadv_slave_1
[  426.053356][ T2051] batman_adv: batadv0: Removing interface: batadv_slave_1
[  426.057042][ T2051] bridge_slave_1: left allmulticast mode
[  426.058536][ T2051] bridge_slave_1: left promiscuous mode
[  426.060692][ T2051] bridge0: port 2(bridge_slave_1) entered disabled state
[  426.095732][ T2051] bridge_slave_0: left allmulticast mode
[  426.097297][ T2051] bridge_slave_0: left promiscuous mode
[  426.098849][ T2051] bridge0: port 1(bridge_slave_0) entered disabled state
[  426.225054][ T2051] veth1_macvtap: left promiscuous mode
[  426.226530][ T2051] veth0_macvtap: left promiscuous mode
[  426.227995][ T2051] veth1_vlan: left promiscuous mode
[  426.229349][ T2051] veth0_vlan: left promiscuous mode
[  426.347808][ T2051] team0 (unregistering): Port device team_slave_1 removed
[  426.354015][ T2051] team0 (unregistering): Port device team_slave_0 removed
[  426.361138][ T2051] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface
[  426.380644][ T2051] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface
[  426.520058][ T2051] bond0 (unregistering): Released all slaves
Warning: Permanently added '10.128.1.131' (ED25519) to the list of known hosts.
[  429.544957][ T7472] usb 1-1: new high-speed USB device number 97 using dummy_hcd
[  429.905034][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  429.907583][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  429.910088][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  429.913014][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  429.915951][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  429.918875][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  429.921787][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  429.924628][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  429.927671][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  429.930569][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  429.933154][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  429.935931][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  429.938797][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  429.941675][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  429.944575][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  429.947600][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  430.105016][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  430.107732][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  430.109885][ T7472] usb 1-1: Product: syz
[  430.111024][ T7472] usb 1-1: Manufacturer: syz
[  430.112331][ T7472] usb 1-1: SerialNumber: syz
[  430.115150][ T7472] usb 1-1: config 0 descriptor??
[  430.400508][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  430.403845][ T7472] usb 1-1: USB disconnect, device number 97
[  430.422062][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  430.774953][ T7472] usb 1-1: new high-speed USB device number 98 using dummy_hcd
[  431.134971][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  431.137349][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  431.139673][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  431.142465][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  431.145278][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  431.148172][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  431.150860][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  431.153599][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  431.156529][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  431.159356][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  431.161980][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  431.164419][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  431.167283][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  431.170016][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  431.172888][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  431.175758][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  431.335046][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  431.337518][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  431.339670][ T7472] usb 1-1: Product: syz
[  431.340746][ T7472] usb 1-1: Manufacturer: syz
[  431.341979][ T7472] usb 1-1: SerialNumber: syz
[  431.345247][ T7472] usb 1-1: config 0 descriptor??
[  431.632034][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  431.635570][ T7472] usb 1-1: USB disconnect, device number 98
[  432.004865][ T7472] usb 1-1: new high-speed USB device number 99 using dummy_hcd
[  432.364898][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  432.367500][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  432.369833][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  432.372561][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  432.375381][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  432.378217][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  432.381001][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  432.383758][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  432.386611][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  432.389449][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  432.392024][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  432.394597][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  432.397462][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  432.400307][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  432.403137][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  432.406039][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  432.565225][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  432.567697][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  432.569849][ T7472] usb 1-1: Product: syz
[  432.570951][ T7472] usb 1-1: Manufacturer: syz
[  432.572115][ T7472] usb 1-1: SerialNumber: syz
[  432.574680][ T7472] usb 1-1: config 0 descriptor??
[  432.850565][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  432.853895][ T7472] usb 1-1: USB disconnect, device number 99
[  432.875568][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  433.155407][ T2250] ieee802154 phy0 wpan0: encryption failed: -22
[  433.157166][ T2250] ieee802154 phy1 wpan1: encryption failed: -22
[  433.224960][ T7472] usb 1-1: new high-speed USB device number 100 using dummy_hcd
[  433.584950][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  433.587224][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  433.589591][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  433.592427][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  433.595348][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  433.598200][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  433.600967][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  433.603709][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  433.606616][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  433.609539][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  433.612120][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  433.614615][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  433.617492][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  433.620342][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  433.623287][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  433.626281][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  433.784944][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  433.787563][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  433.789719][ T7472] usb 1-1: Product: syz
[  433.790824][ T7472] usb 1-1: Manufacturer: syz
[  433.792013][ T7472] usb 1-1: SerialNumber: syz
[  433.794610][ T7472] usb 1-1: config 0 descriptor??
[  434.080478][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  434.083799][ T7472] usb 1-1: USB disconnect, device number 100
[  434.105180][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  434.454977][ T7472] usb 1-1: new high-speed USB device number 101 using dummy_hcd
[  434.814897][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  434.817345][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  434.819701][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  434.822426][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  434.825297][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  434.828151][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  434.830985][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  434.833891][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  434.836817][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  434.839680][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  434.842274][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  434.845164][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  434.847930][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  434.850705][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  434.853607][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  434.856537][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  435.014919][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  435.017415][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  435.019497][ T7472] usb 1-1: Product: syz
[  435.020621][ T7472] usb 1-1: Manufacturer: syz
[  435.021835][ T7472] usb 1-1: SerialNumber: syz
[  435.024351][ T7472] usb 1-1: config 0 descriptor??
[  435.321013][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  435.324274][ T7472] usb 1-1: USB disconnect, device number 101
[  435.339921][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  435.694903][ T7472] usb 1-1: new high-speed USB device number 102 using dummy_hcd
[  436.055030][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  436.057530][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  436.060036][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  436.062791][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  436.065769][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  436.068667][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  436.071461][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  436.074138][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  436.077025][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  436.079915][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  436.082496][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  436.085205][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  436.088023][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  436.090796][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  436.093741][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  436.096650][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  436.254988][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  436.257453][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  436.259625][ T7472] usb 1-1: Product: syz
[  436.260707][ T7472] usb 1-1: Manufacturer: syz
[  436.261937][ T7472] usb 1-1: SerialNumber: syz
[  436.264501][ T7472] usb 1-1: config 0 descriptor??
[  436.551353][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  436.555656][ T7472] usb 1-1: USB disconnect, device number 102
[  436.571067][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  436.924885][ T7472] usb 1-1: new high-speed USB device number 103 using dummy_hcd
[  437.284913][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  437.287415][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  437.290094][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  437.292816][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  437.295707][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  437.298549][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  437.301389][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  437.304139][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  437.307059][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  437.309927][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  437.312497][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  437.315155][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  437.317883][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  437.320722][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  437.323693][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  437.326572][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  437.487943][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  437.490445][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  437.492536][ T7472] usb 1-1: Product: syz
[  437.493760][ T7472] usb 1-1: Manufacturer: syz
[  437.495211][ T7472] usb 1-1: SerialNumber: syz
[  437.498047][ T7472] usb 1-1: config 0 descriptor??
[  437.780675][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  437.784048][ T7472] usb 1-1: USB disconnect, device number 103
[  437.805883][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  438.154941][ T7472] usb 1-1: new high-speed USB device number 104 using dummy_hcd
[  438.534945][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  438.537324][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  438.539660][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  438.542500][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  438.549969][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  438.552853][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  438.556091][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  438.558939][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  438.561660][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  438.564485][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  438.580161][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  438.582789][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  438.586888][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  438.589765][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  438.592735][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  438.597612][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  438.754945][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  438.757273][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  438.759348][ T7472] usb 1-1: Product: syz
[  438.760484][ T7472] usb 1-1: Manufacturer: syz
[  438.761790][ T7472] usb 1-1: SerialNumber: syz
[  438.765872][ T7472] usb 1-1: config 0 descriptor??
[  439.050962][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  439.056967][ T7472] usb 1-1: USB disconnect, device number 104
[  439.075460][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  439.434987][ T7472] usb 1-1: new high-speed USB device number 105 using dummy_hcd
[  439.794901][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  439.797389][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  439.799833][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  439.802525][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  439.805412][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  439.808296][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  439.811102][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  439.813902][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  439.816764][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  439.819638][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  439.822192][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  439.824736][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  439.827587][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  439.830360][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  439.833139][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  439.836029][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  439.994887][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  439.997367][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  439.999475][ T7472] usb 1-1: Product: syz
[  440.000549][ T7472] usb 1-1: Manufacturer: syz
[  440.001786][ T7472] usb 1-1: SerialNumber: syz
[  440.004313][ T7472] usb 1-1: config 0 descriptor??
[  440.291261][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  440.294541][ T7472] usb 1-1: USB disconnect, device number 105
[  440.313335][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  440.664985][ T7472] usb 1-1: new high-speed USB device number 106 using dummy_hcd
[  441.024948][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  441.027441][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  441.029923][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  441.032789][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  441.035672][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  441.038552][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  441.041335][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  441.044086][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  441.046979][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  441.049805][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  441.052326][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  441.054965][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  441.057832][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  441.060533][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  441.063407][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  441.066357][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  441.225002][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  441.227455][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  441.229562][ T7472] usb 1-1: Product: syz
[  441.230643][ T7472] usb 1-1: Manufacturer: syz
[  441.231876][ T7472] usb 1-1: SerialNumber: syz
[  441.234454][ T7472] usb 1-1: config 0 descriptor??
[  441.521960][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  441.525629][ T7472] usb 1-1: USB disconnect, device number 106
[  441.549971][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  441.894933][ T7472] usb 1-1: new high-speed USB device number 107 using dummy_hcd
[  442.255009][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  442.257343][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  442.259738][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  442.262475][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  442.265364][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  442.268088][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  442.270941][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  442.273666][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  442.276560][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  442.279534][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  442.282132][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  442.284726][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  442.287688][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  442.290466][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  442.293323][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  442.296135][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  442.454941][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  442.457289][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  442.459402][ T7472] usb 1-1: Product: syz
[  442.460536][ T7472] usb 1-1: Manufacturer: syz
[  442.461735][ T7472] usb 1-1: SerialNumber: syz
[  442.464305][ T7472] usb 1-1: config 0 descriptor??
[  442.751323][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  442.754888][ T7472] usb 1-1: USB disconnect, device number 107
[  443.124899][ T7472] usb 1-1: new high-speed USB device number 108 using dummy_hcd
[  443.485003][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  443.487475][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  443.489910][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  443.492597][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  443.495547][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  443.498451][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  443.501345][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  443.504075][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  443.507010][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  443.509909][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  443.512518][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  443.515182][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  443.517935][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  443.520714][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  443.523574][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  443.526459][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  443.684928][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  443.687457][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  443.689611][ T7472] usb 1-1: Product: syz
[  443.690680][ T7472] usb 1-1: Manufacturer: syz
[  443.691872][ T7472] usb 1-1: SerialNumber: syz
[  443.694488][ T7472] usb 1-1: config 0 descriptor??
[  444.000714][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  444.004178][ T7472] usb 1-1: USB disconnect, device number 108
[  444.022413][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  444.394887][ T7472] usb 1-1: new high-speed USB device number 109 using dummy_hcd
[  444.754989][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  444.757391][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  444.759757][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  444.762575][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  444.765468][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  444.768318][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  444.771146][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  444.773894][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  444.776756][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  444.779577][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  444.782220][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  444.784725][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  444.787696][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  444.790379][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  444.793116][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  444.795900][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  444.954975][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  444.957553][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  444.959670][ T7472] usb 1-1: Product: syz
[  444.960715][ T7472] usb 1-1: Manufacturer: syz
[  444.961918][ T7472] usb 1-1: SerialNumber: syz
[  444.964520][ T7472] usb 1-1: config 0 descriptor??
[  445.251392][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  445.254696][ T7472] usb 1-1: USB disconnect, device number 109
[  445.275696][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  445.614962][ T7472] usb 1-1: new high-speed USB device number 110 using dummy_hcd
[  445.984982][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  445.987567][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  445.990042][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  445.992889][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  445.995870][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  445.998896][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  446.001794][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  446.004756][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  446.007803][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  446.010739][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  446.013399][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  446.016247][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  446.019099][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  446.022008][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  446.025099][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  446.027998][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  446.184910][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  446.187406][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  446.189573][ T7472] usb 1-1: Product: syz
[  446.190723][ T7472] usb 1-1: Manufacturer: syz
[  446.191955][ T7472] usb 1-1: SerialNumber: syz
[  446.194485][ T7472] usb 1-1: config 0 descriptor??
[  446.480734][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  446.484168][ T7472] usb 1-1: USB disconnect, device number 110
[  446.865007][ T7472] usb 1-1: new high-speed USB device number 111 using dummy_hcd
[  447.224957][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  447.227435][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  447.229900][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  447.232848][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  447.235888][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  447.238796][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  447.241700][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  447.244540][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  447.247573][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  447.250536][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  447.253105][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  447.255906][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  447.258742][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  447.261648][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  447.264520][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  447.267554][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  447.425052][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  447.427560][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  447.429720][ T7472] usb 1-1: Product: syz
[  447.430898][ T7472] usb 1-1: Manufacturer: syz
[  447.432119][ T7472] usb 1-1: SerialNumber: syz
[  447.434770][ T7472] usb 1-1: config 0 descriptor??
[  447.720828][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  447.724274][ T7472] usb 1-1: USB disconnect, device number 111
[  447.740216][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  448.084916][ T7472] usb 1-1: new high-speed USB device number 112 using dummy_hcd
[  448.444949][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  448.447341][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  448.449742][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  448.452492][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  448.455315][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  448.458256][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  448.461035][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  448.463924][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  448.466762][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  448.469639][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  448.472186][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  448.474694][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  448.477760][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  448.480595][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  448.483447][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  448.486365][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  448.645052][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  448.647565][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  448.649620][ T7472] usb 1-1: Product: syz
[  448.650702][ T7472] usb 1-1: Manufacturer: syz
[  448.651922][ T7472] usb 1-1: SerialNumber: syz
[  448.654472][ T7472] usb 1-1: config 0 descriptor??
[  448.940758][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  448.944214][ T7472] usb 1-1: USB disconnect, device number 112
[  448.968585][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  449.324881][ T7472] usb 1-1: new high-speed USB device number 113 using dummy_hcd
[  449.684970][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  449.687483][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  449.689972][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  449.692820][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  449.695859][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  449.698649][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  449.701436][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  449.704287][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  449.707230][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  449.710181][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  449.712821][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  449.715521][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  449.718277][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  449.721066][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  449.723923][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  449.726850][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  449.884999][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  449.887468][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  449.889617][ T7472] usb 1-1: Product: syz
[  449.890705][ T7472] usb 1-1: Manufacturer: syz
[  449.891927][ T7472] usb 1-1: SerialNumber: syz
[  449.894544][ T7472] usb 1-1: config 0 descriptor??
[  450.192083][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  450.195571][ T7472] usb 1-1: USB disconnect, device number 113
[  450.212002][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  450.564912][ T7472] usb 1-1: new high-speed USB device number 114 using dummy_hcd
[  450.924992][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  450.927489][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  450.929897][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  450.932746][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  450.935794][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  450.938679][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  450.941541][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  450.944351][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  450.947289][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  450.950203][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  450.952766][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  450.955392][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  450.958165][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  450.960975][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  450.963797][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  450.966714][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  451.124994][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  451.127661][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  451.129807][ T7472] usb 1-1: Product: syz
[  451.130921][ T7472] usb 1-1: Manufacturer: syz
[  451.132184][ T7472] usb 1-1: SerialNumber: syz
[  451.134878][ T7472] usb 1-1: config 0 descriptor??
[  451.422171][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  451.425703][ T7472] usb 1-1: USB disconnect, device number 114
[  451.794886][ T7472] usb 1-1: new high-speed USB device number 115 using dummy_hcd
[  452.154913][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  452.157245][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  452.159577][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  452.162291][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  452.165060][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  452.167927][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  452.170671][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  452.173379][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  452.176217][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  452.179046][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  452.181542][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  452.184107][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  452.187081][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  452.189849][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  452.192692][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  452.195481][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  452.354961][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  452.357506][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  452.359577][ T7472] usb 1-1: Product: syz
[  452.360678][ T7472] usb 1-1: Manufacturer: syz
[  452.361908][ T7472] usb 1-1: SerialNumber: syz
[  452.366427][ T7472] usb 1-1: config 0 descriptor??
[  452.650763][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  452.657887][ T7472] usb 1-1: USB disconnect, device number 115
[  453.034943][ T7472] usb 1-1: new high-speed USB device number 116 using dummy_hcd
[  453.395000][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  453.397475][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  453.399852][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  453.402562][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  453.405523][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  453.408400][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  453.411210][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  453.414014][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  453.416902][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  453.419710][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  453.422334][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  453.425022][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  453.427791][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  453.430569][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  453.433462][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  453.436373][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  453.595439][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  453.597941][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  453.600103][ T7472] usb 1-1: Product: syz
[  453.601224][ T7472] usb 1-1: Manufacturer: syz
[  453.602469][ T7472] usb 1-1: SerialNumber: syz
[  453.605205][ T7472] usb 1-1: config 0 descriptor??
[  453.892048][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  453.895504][ T7472] usb 1-1: USB disconnect, device number 116
[  454.264890][ T7472] usb 1-1: new high-speed USB device number 117 using dummy_hcd
[  454.624916][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  454.627355][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  454.629773][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  454.632577][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  454.635405][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  454.638137][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  454.640980][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  454.643702][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  454.646626][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  454.649478][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  454.652077][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  454.654623][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  454.657543][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  454.660383][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  454.663316][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  454.666226][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  454.825004][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  454.827589][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  454.829793][ T7472] usb 1-1: Product: syz
[  454.830989][ T7472] usb 1-1: Manufacturer: syz
[  454.832227][ T7472] usb 1-1: SerialNumber: syz
[  454.834996][ T7472] usb 1-1: config 0 descriptor??
[  455.122031][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  455.125749][ T7472] usb 1-1: USB disconnect, device number 117
[  455.147892][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  455.504897][ T7472] usb 1-1: new high-speed USB device number 118 using dummy_hcd
[  455.864910][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  455.867402][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  455.869827][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  455.872716][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  455.875973][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  455.878990][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  455.881820][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  455.884613][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  455.887506][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  455.890311][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  455.892837][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  455.895546][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  455.898314][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  455.901096][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  455.904009][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  455.906914][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  456.065073][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  456.067694][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  456.069864][ T7472] usb 1-1: Product: syz
[  456.070983][ T7472] usb 1-1: Manufacturer: syz
[  456.072184][ T7472] usb 1-1: SerialNumber: syz
[  456.074742][ T7472] usb 1-1: config 0 descriptor??
[  456.360580][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  456.364087][ T7472] usb 1-1: USB disconnect, device number 118
[  456.385635][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  456.734896][ T7472] usb 1-1: new high-speed USB device number 119 using dummy_hcd
[  457.094916][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  457.097349][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  457.099761][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  457.102605][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  457.105593][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  457.108435][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  457.111194][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  457.113941][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  457.116793][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  457.119629][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  457.122231][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  457.124976][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  457.127804][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  457.130565][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  457.133454][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  457.136379][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  457.295013][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  457.297622][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  457.299721][ T7472] usb 1-1: Product: syz
[  457.300817][ T7472] usb 1-1: Manufacturer: syz
[  457.302058][ T7472] usb 1-1: SerialNumber: syz
[  457.304658][ T7472] usb 1-1: config 0 descriptor??
[  457.590590][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  457.593989][ T7472] usb 1-1: USB disconnect, device number 119
[  457.613312][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  457.964952][ T7472] usb 1-1: new high-speed USB device number 120 using dummy_hcd
[  458.324972][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  458.327504][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  458.329895][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  458.332772][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  458.335676][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  458.338589][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  458.341393][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  458.344172][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  458.347027][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  458.349880][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  458.352467][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  458.355144][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  458.357908][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  458.360655][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  458.363467][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  458.366358][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  458.524971][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  458.527432][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  458.529543][ T7472] usb 1-1: Product: syz
[  458.530690][ T7472] usb 1-1: Manufacturer: syz
[  458.531926][ T7472] usb 1-1: SerialNumber: syz
[  458.534623][ T7472] usb 1-1: config 0 descriptor??
[  458.820649][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  458.823916][ T7472] usb 1-1: USB disconnect, device number 120
[  458.839300][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  459.194901][ T7472] usb 1-1: new high-speed USB device number 121 using dummy_hcd
[  459.554973][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  459.557387][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  459.559726][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  459.562401][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  459.565193][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  459.568062][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  459.570829][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  459.573578][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  459.576462][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  459.579377][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  459.581953][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  459.584546][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  459.587459][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  459.590315][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  459.593200][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  459.596146][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  459.754967][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  459.757422][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  459.759589][ T7472] usb 1-1: Product: syz
[  459.760746][ T7472] usb 1-1: Manufacturer: syz
[  459.762006][ T7472] usb 1-1: SerialNumber: syz
[  459.764581][ T7472] usb 1-1: config 0 descriptor??
[  460.050674][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  460.054125][ T7472] usb 1-1: USB disconnect, device number 121
[  460.080239][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  460.434889][ T7472] usb 1-1: new high-speed USB device number 122 using dummy_hcd
[  460.794927][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  460.797465][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  460.799804][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  460.802536][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  460.805568][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  460.808443][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  460.811303][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  460.814122][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  460.817072][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  460.819933][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  460.822480][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  460.825164][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  460.827958][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  460.830712][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  460.833589][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  460.836498][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  460.994911][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  460.997539][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  460.999698][ T7472] usb 1-1: Product: syz
[  461.000806][ T7472] usb 1-1: Manufacturer: syz
[  461.002015][ T7472] usb 1-1: SerialNumber: syz
[  461.004590][ T7472] usb 1-1: config 0 descriptor??
[  461.290717][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  461.294209][ T7472] usb 1-1: USB disconnect, device number 122
[  461.312164][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  461.674923][ T7472] usb 1-1: new high-speed USB device number 123 using dummy_hcd
[  462.034976][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  462.037372][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  462.039873][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  462.042736][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  462.045698][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  462.048698][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  462.051641][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  462.054514][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  462.057513][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  462.060485][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  462.063103][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  462.065870][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  462.068718][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  462.071646][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  462.074651][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  462.077686][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  462.234951][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  462.237472][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  462.239697][ T7472] usb 1-1: Product: syz
[  462.240845][ T7472] usb 1-1: Manufacturer: syz
[  462.242080][ T7472] usb 1-1: SerialNumber: syz
[  462.244889][ T7472] usb 1-1: config 0 descriptor??
[  462.530591][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  462.534125][ T7472] usb 1-1: USB disconnect, device number 123
[  462.554219][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  462.894906][ T7472] usb 1-1: new high-speed USB device number 124 using dummy_hcd
[  463.254902][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  463.257281][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  463.259677][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  463.262444][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  463.265352][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  463.268235][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  463.271085][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  463.273830][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  463.276844][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  463.279898][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  463.282398][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  463.285012][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  463.287715][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  463.290523][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  463.293435][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  463.296346][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  463.455099][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  463.457492][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  463.459627][ T7472] usb 1-1: Product: syz
[  463.460804][ T7472] usb 1-1: Manufacturer: syz
[  463.462030][ T7472] usb 1-1: SerialNumber: syz
[  463.464647][ T7472] usb 1-1: config 0 descriptor??
[  463.760822][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  463.764149][ T7472] usb 1-1: USB disconnect, device number 124
[  463.777356][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  464.114908][ T7472] usb 1-1: new high-speed USB device number 125 using dummy_hcd
[  464.474906][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  464.477314][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  464.479690][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  464.482459][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  464.485292][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  464.488182][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  464.490989][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  464.493776][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  464.496657][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  464.499628][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  464.502189][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  464.504741][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  464.507672][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  464.510475][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  464.513434][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  464.516362][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  464.674955][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  464.677569][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  464.679714][ T7472] usb 1-1: Product: syz
[  464.680801][ T7472] usb 1-1: Manufacturer: syz
[  464.682026][ T7472] usb 1-1: SerialNumber: syz
[  464.684646][ T7472] usb 1-1: config 0 descriptor??
[  464.972042][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  464.975570][ T7472] usb 1-1: USB disconnect, device number 125
[  464.993641][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  465.344882][ T7472] usb 1-1: new high-speed USB device number 126 using dummy_hcd
[  465.704973][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  465.707419][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  465.709847][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  465.712557][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  465.715460][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  465.718298][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  465.721090][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  465.723837][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  465.726753][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  465.729635][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  465.732195][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  465.734718][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  465.737608][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  465.740412][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  465.743250][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  465.746158][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  465.905031][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  465.907505][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  465.909614][ T7472] usb 1-1: Product: syz
[  465.910719][ T7472] usb 1-1: Manufacturer: syz
[  465.911941][ T7472] usb 1-1: SerialNumber: syz
[  465.914543][ T7472] usb 1-1: config 0 descriptor??
[  466.221100][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  466.224433][ T7472] usb 1-1: USB disconnect, device number 126
[  466.247325][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  466.594924][ T7472] usb 1-1: new high-speed USB device number 127 using dummy_hcd
[  466.954984][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  466.957543][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  466.959882][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  466.962618][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  466.965498][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  466.968368][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  466.971128][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  466.973801][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  466.976705][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  466.979524][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  466.982122][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  466.984640][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  466.987579][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  466.990313][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  466.993213][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  466.996124][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  467.155115][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  467.157559][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  467.159693][ T7472] usb 1-1: Product: syz
[  467.160796][ T7472] usb 1-1: Manufacturer: syz
[  467.162001][ T7472] usb 1-1: SerialNumber: syz
[  467.164563][ T7472] usb 1-1: config 0 descriptor??
[  467.470504][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  467.474024][ T7472] usb 1-1: USB disconnect, device number 127
[  467.492946][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  467.844892][ T7472] usb 1-1: new high-speed USB device number 2 using dummy_hcd
[  468.204921][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  468.207398][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  468.209832][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  468.212597][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  468.215517][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  468.218477][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  468.221285][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  468.224052][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  468.227045][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  468.229907][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  468.232550][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  468.235206][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  468.237898][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  468.240684][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  468.243526][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  468.246399][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  468.404928][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  468.407393][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  468.409491][ T7472] usb 1-1: Product: syz
[  468.410602][ T7472] usb 1-1: Manufacturer: syz
[  468.411887][ T7472] usb 1-1: SerialNumber: syz
[  468.415225][ T7472] usb 1-1: config 0 descriptor??
[  468.700609][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  468.704026][ T7472] usb 1-1: USB disconnect, device number 2
[  468.723591][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  469.074892][ T7472] usb 1-1: new high-speed USB device number 3 using dummy_hcd
[  469.434964][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  469.437290][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  469.439666][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  469.442431][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  469.445261][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  469.448090][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  469.450881][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  469.453662][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  469.456590][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  469.459476][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  469.462137][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  469.464665][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  469.467623][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  469.470378][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  469.473247][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  469.476188][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  469.635058][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  469.637510][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  469.639624][ T7472] usb 1-1: Product: syz
[  469.640719][ T7472] usb 1-1: Manufacturer: syz
[  469.641946][ T7472] usb 1-1: SerialNumber: syz
[  469.644535][ T7472] usb 1-1: config 0 descriptor??
[  469.940611][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  469.943951][ T7472] usb 1-1: USB disconnect, device number 3
[  469.961841][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  470.314898][ T7472] usb 1-1: new high-speed USB device number 4 using dummy_hcd
[  470.675024][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  470.677469][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  470.679800][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  470.682620][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  470.685455][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  470.688332][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  470.691153][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  470.693856][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  470.696724][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  470.699590][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  470.702077][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  470.704663][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  470.707518][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  470.710328][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  470.713074][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  470.715885][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  470.875000][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  470.877603][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  470.879847][ T7472] usb 1-1: Product: syz
[  470.881021][ T7472] usb 1-1: Manufacturer: syz
[  470.882249][ T7472] usb 1-1: SerialNumber: syz
[  470.884961][ T7472] usb 1-1: config 0 descriptor??
[  471.170861][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  471.174271][ T7472] usb 1-1: USB disconnect, device number 4
[  471.189605][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  471.544881][ T7472] usb 1-1: new high-speed USB device number 5 using dummy_hcd
[  471.904936][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  471.907246][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  471.909644][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  471.912399][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  471.915231][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  471.918125][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  471.920961][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  471.923653][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  471.926487][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  471.929344][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  471.931910][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  471.934482][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  471.937402][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  471.940172][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  471.943069][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  471.945908][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  472.105005][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  472.107553][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  472.109680][ T7472] usb 1-1: Product: syz
[  472.110777][ T7472] usb 1-1: Manufacturer: syz
[  472.112032][ T7472] usb 1-1: SerialNumber: syz
[  472.114589][ T7472] usb 1-1: config 0 descriptor??
[  472.400918][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  472.404378][ T7472] usb 1-1: USB disconnect, device number 5
[  472.421642][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  472.774904][ T7472] usb 1-1: new high-speed USB device number 6 using dummy_hcd
[  473.135021][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  473.137400][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  473.139816][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  473.142640][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  473.145570][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  473.148520][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  473.151334][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  473.154130][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  473.157102][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  473.160021][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  473.162630][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  473.165303][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  473.168140][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  473.171007][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  473.174008][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  473.176877][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  473.334948][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  473.337353][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  473.339388][ T7472] usb 1-1: Product: syz
[  473.340446][ T7472] usb 1-1: Manufacturer: syz
[  473.341651][ T7472] usb 1-1: SerialNumber: syz
[  473.344216][ T7472] usb 1-1: config 0 descriptor??
[  473.632732][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  473.638824][ T7472] usb 1-1: USB disconnect, device number 6
[  473.657698][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  474.004915][ T7472] usb 1-1: new high-speed USB device number 7 using dummy_hcd
[  474.364941][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  474.367464][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  474.369769][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  474.372634][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  474.375454][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  474.378322][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  474.381140][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  474.383942][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  474.386857][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  474.389715][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  474.392248][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  474.394884][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  474.397640][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  474.400450][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  474.403371][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  474.406282][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  474.564905][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  474.567371][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  474.569527][ T7472] usb 1-1: Product: syz
[  474.570642][ T7472] usb 1-1: Manufacturer: syz
[  474.571877][ T7472] usb 1-1: SerialNumber: syz
[  474.574387][ T7472] usb 1-1: config 0 descriptor??
[  474.860880][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  474.864293][ T7472] usb 1-1: USB disconnect, device number 7
[  474.879469][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  475.254906][ T7472] usb 1-1: new high-speed USB device number 8 using dummy_hcd
[  475.615000][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  475.617471][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  475.619889][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  475.622649][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  475.625594][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  475.628476][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  475.631349][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  475.634119][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  475.637054][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  475.639986][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  475.642578][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  475.645314][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  475.648199][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  475.651073][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  475.654065][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  475.657063][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  475.815031][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  475.817582][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  475.819853][ T7472] usb 1-1: Product: syz
[  475.820977][ T7472] usb 1-1: Manufacturer: syz
[  475.822258][ T7472] usb 1-1: SerialNumber: syz
[  475.825042][ T7472] usb 1-1: config 0 descriptor??
[  476.120675][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  476.124046][ T7472] usb 1-1: USB disconnect, device number 8
[  476.138588][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  476.484936][ T7472] usb 1-1: new high-speed USB device number 9 using dummy_hcd
[  476.845043][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  476.847569][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  476.850003][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  476.852899][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  476.855863][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  476.858769][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  476.861675][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  476.864598][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  476.867643][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  476.870616][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  476.873254][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  476.875919][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  476.878726][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  476.881640][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  476.884550][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  476.887700][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  477.045016][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  477.047450][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  477.049624][ T7472] usb 1-1: Product: syz
[  477.050731][ T7472] usb 1-1: Manufacturer: syz
[  477.051997][ T7472] usb 1-1: SerialNumber: syz
[  477.054548][ T7472] usb 1-1: config 0 descriptor??
[  477.341256][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  477.344945][ T7472] usb 1-1: USB disconnect, device number 9
[  477.714939][ T7472] usb 1-1: new high-speed USB device number 10 using dummy_hcd
[  478.074920][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  478.077396][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  478.079774][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  478.082541][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  478.085472][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  478.088265][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  478.091074][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  478.093776][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  478.096733][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  478.099641][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  478.102211][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  478.104754][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  478.107572][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  478.110414][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  478.113140][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  478.116036][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  478.274926][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  478.277483][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  478.279588][ T7472] usb 1-1: Product: syz
[  478.280691][ T7472] usb 1-1: Manufacturer: syz
[  478.281903][ T7472] usb 1-1: SerialNumber: syz
[  478.284484][ T7472] usb 1-1: config 0 descriptor??
[  478.571687][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  478.575379][ T7472] usb 1-1: USB disconnect, device number 10
[  478.591029][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  478.954990][ T7472] usb 1-1: new high-speed USB device number 11 using dummy_hcd
[  479.314995][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  479.317489][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  479.319809][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  479.322539][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  479.325461][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  479.328330][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  479.331129][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  479.333935][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  479.336776][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  479.339678][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  479.342314][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  479.345114][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  479.347883][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  479.350636][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  479.353425][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  479.356294][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  479.514957][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  479.517357][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  479.519443][ T7472] usb 1-1: Product: syz
[  479.520613][ T7472] usb 1-1: Manufacturer: syz
[  479.521798][ T7472] usb 1-1: SerialNumber: syz
[  479.524439][ T7472] usb 1-1: config 0 descriptor??
[  479.811370][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  479.814659][ T7472] usb 1-1: USB disconnect, device number 11
[  480.184954][ T7472] usb 1-1: new high-speed USB device number 12 using dummy_hcd
[  480.544899][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  480.547435][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  480.549851][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  480.552639][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  480.555571][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  480.558487][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  480.561426][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  480.564241][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  480.567201][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  480.570126][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  480.572751][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  480.575610][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  480.578422][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  480.581287][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  480.584068][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  480.587030][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  480.745011][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  480.747601][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  480.749797][ T7472] usb 1-1: Product: syz
[  480.750893][ T7472] usb 1-1: Manufacturer: syz
[  480.752124][ T7472] usb 1-1: SerialNumber: syz
[  480.754655][ T7472] usb 1-1: config 0 descriptor??
[  481.051080][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  481.054584][ T7472] usb 1-1: USB disconnect, device number 12
[  481.070701][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  481.424934][ T7472] usb 1-1: new high-speed USB device number 13 using dummy_hcd
[  481.785029][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  481.787591][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  481.789891][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  481.792653][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  481.795743][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  481.798650][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  481.801492][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  481.804297][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  481.807182][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  481.810069][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  481.812600][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  481.815191][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  481.817944][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  481.820766][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  481.823701][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  481.826626][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  481.985175][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  481.987662][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  481.989802][ T7472] usb 1-1: Product: syz
[  481.990918][ T7472] usb 1-1: Manufacturer: syz
[  481.992143][ T7472] usb 1-1: SerialNumber: syz
[  481.994742][ T7472] usb 1-1: config 0 descriptor??
[  482.280952][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  482.284259][ T7472] usb 1-1: USB disconnect, device number 13
[  482.302420][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  482.654887][ T7472] usb 1-1: new high-speed USB device number 14 using dummy_hcd
[  483.014872][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  483.017275][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  483.019555][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  483.022408][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  483.025280][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  483.028159][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  483.030976][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  483.033688][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  483.036567][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  483.039403][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  483.041974][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  483.044503][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  483.047493][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  483.050311][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  483.053306][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  483.056201][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  483.214978][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  483.217483][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  483.219637][ T7472] usb 1-1: Product: syz
[  483.220791][ T7472] usb 1-1: Manufacturer: syz
[  483.222012][ T7472] usb 1-1: SerialNumber: syz
[  483.224559][ T7472] usb 1-1: config 0 descriptor??
[  483.530618][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  483.534016][ T7472] usb 1-1: USB disconnect, device number 14
[  483.914912][ T7472] usb 1-1: new high-speed USB device number 15 using dummy_hcd
[  484.274944][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  484.277340][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  484.279698][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  484.282427][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  484.285471][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  484.288363][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  484.291141][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  484.293880][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  484.296891][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  484.299799][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  484.302342][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  484.304937][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  484.307737][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  484.310570][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  484.313376][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  484.316319][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  484.474920][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  484.477437][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  484.479552][ T7472] usb 1-1: Product: syz
[  484.480623][ T7472] usb 1-1: Manufacturer: syz
[  484.481873][ T7472] usb 1-1: SerialNumber: syz
[  484.484493][ T7472] usb 1-1: config 0 descriptor??
[  484.770754][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  484.774159][ T7472] usb 1-1: USB disconnect, device number 15
[  485.144945][ T7472] usb 1-1: new high-speed USB device number 16 using dummy_hcd
[  485.504902][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  485.507396][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  485.509875][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  485.512679][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  485.515570][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  485.518453][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  485.521225][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  485.523989][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  485.526954][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  485.529849][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  485.532427][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  485.535204][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  485.538081][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  485.540845][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  485.543721][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  485.546658][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  485.704936][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  485.707393][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  485.709531][ T7472] usb 1-1: Product: syz
[  485.710650][ T7472] usb 1-1: Manufacturer: syz
[  485.711909][ T7472] usb 1-1: SerialNumber: syz
[  485.714467][ T7472] usb 1-1: config 0 descriptor??
[  486.010678][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  486.014161][ T7472] usb 1-1: USB disconnect, device number 16
[  486.384905][ T7472] usb 1-1: new high-speed USB device number 17 using dummy_hcd
[  486.745522][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  486.747893][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  486.750229][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  486.753015][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  486.755960][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  486.758922][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  486.761814][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  486.764503][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  486.767453][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  486.770401][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  486.772973][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  486.775564][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  486.778290][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  486.781037][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  486.783949][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  486.786878][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  486.945007][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  486.947574][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  486.949699][ T7472] usb 1-1: Product: syz
[  486.950780][ T7472] usb 1-1: Manufacturer: syz
[  486.952011][ T7472] usb 1-1: SerialNumber: syz
[  486.954583][ T7472] usb 1-1: config 0 descriptor??
[  487.240678][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  487.244028][ T7472] usb 1-1: USB disconnect, device number 17
[  487.261274][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  487.624901][ T7472] usb 1-1: new high-speed USB device number 18 using dummy_hcd
[  487.984952][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  487.987459][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  487.990086][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  487.992854][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  487.995668][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  487.998469][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  488.001192][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  488.004040][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  488.006863][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  488.009604][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  488.012272][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  488.014951][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  488.017711][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  488.020394][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  488.023238][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  488.026123][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  488.184961][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  488.187491][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  488.189653][ T7472] usb 1-1: Product: syz
[  488.190732][ T7472] usb 1-1: Manufacturer: syz
[  488.191983][ T7472] usb 1-1: SerialNumber: syz
[  488.194586][ T7472] usb 1-1: config 0 descriptor??
[  488.480559][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  488.483893][ T7472] usb 1-1: USB disconnect, device number 18
[  488.497563][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  488.854935][ T7472] usb 1-1: new high-speed USB device number 19 using dummy_hcd
[  489.214920][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  489.217260][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  489.219666][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  489.222436][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  489.225279][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  489.228202][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  489.230980][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  489.233658][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  489.236542][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  489.239455][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  489.242044][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  489.244530][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  489.247450][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  489.250206][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  489.253041][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  489.256053][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  489.414896][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  489.417353][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  489.419499][ T7472] usb 1-1: Product: syz
[  489.420576][ T7472] usb 1-1: Manufacturer: syz
[  489.421805][ T7472] usb 1-1: SerialNumber: syz
[  489.424415][ T7472] usb 1-1: config 0 descriptor??
[  489.712045][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  489.715743][ T7472] usb 1-1: USB disconnect, device number 19
[  489.733297][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  490.084895][ T7472] usb 1-1: new high-speed USB device number 20 using dummy_hcd
[  490.454940][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  490.457517][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  490.460094][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  490.462730][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  490.465621][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  490.468489][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  490.471292][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  490.474017][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  490.476990][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  490.480023][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  490.482585][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  490.485279][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  490.488021][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  490.490814][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  490.493666][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  490.496589][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  490.655066][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  490.657741][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  490.660004][ T7472] usb 1-1: Product: syz
[  490.661143][ T7472] usb 1-1: Manufacturer: syz
[  490.662383][ T7472] usb 1-1: SerialNumber: syz
[  490.665129][ T7472] usb 1-1: config 0 descriptor??
[  490.951338][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  490.954731][ T7472] usb 1-1: USB disconnect, device number 20
[  490.978378][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  491.334875][ T7472] usb 1-1: new high-speed USB device number 21 using dummy_hcd
[  491.694942][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  491.697481][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  491.699977][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  491.702767][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  491.705628][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  491.708527][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  491.711305][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  491.714081][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  491.717031][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  491.719952][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  491.722450][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  491.725186][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  491.728011][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  491.730839][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  491.733666][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  491.736621][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  491.894940][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  491.897439][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  491.899607][ T7472] usb 1-1: Product: syz
[  491.900682][ T7472] usb 1-1: Manufacturer: syz
[  491.901948][ T7472] usb 1-1: SerialNumber: syz
[  491.904552][ T7472] usb 1-1: config 0 descriptor??
[  492.200831][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  492.204191][ T7472] usb 1-1: USB disconnect, device number 21
[  492.223427][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  492.574952][ T7472] usb 1-1: new high-speed USB device number 22 using dummy_hcd
[  492.934955][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  492.937243][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  492.939888][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  492.942678][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  492.945469][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  492.948301][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  492.951071][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  492.953826][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  492.956583][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  492.959499][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  492.962020][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  492.964557][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  492.967484][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  492.970255][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  492.973048][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  492.975962][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  493.135021][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  493.137511][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  493.139615][ T7472] usb 1-1: Product: syz
[  493.140717][ T7472] usb 1-1: Manufacturer: syz
[  493.141961][ T7472] usb 1-1: SerialNumber: syz
[  493.144458][ T7472] usb 1-1: config 0 descriptor??
[  493.430661][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  493.434068][ T7472] usb 1-1: USB disconnect, device number 22
[  493.452381][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  493.804875][ T7472] usb 1-1: new high-speed USB device number 23 using dummy_hcd
[  494.164917][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  494.167368][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  494.169739][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  494.172658][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  494.175502][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  494.178400][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  494.181304][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  494.184112][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  494.187000][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  494.189890][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  494.192427][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  494.195160][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  494.197946][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  494.200723][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  494.203546][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  494.206431][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  494.364886][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  494.367320][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  494.369474][ T7472] usb 1-1: Product: syz
[  494.370572][ T7472] usb 1-1: Manufacturer: syz
[  494.371824][ T7472] usb 1-1: SerialNumber: syz
[  494.374409][ T7472] usb 1-1: config 0 descriptor??
[  494.595418][ T2250] ieee802154 phy0 wpan0: encryption failed: -22
[  494.597367][ T2250] ieee802154 phy1 wpan1: encryption failed: -22
[  494.660655][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  494.664039][ T7472] usb 1-1: USB disconnect, device number 23
[  494.679323][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  495.034987][ T7472] usb 1-1: new high-speed USB device number 24 using dummy_hcd
[  495.395088][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  495.397682][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  495.400041][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  495.402839][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  495.405748][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  495.408770][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  495.411579][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  495.414384][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  495.417281][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  495.420174][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  495.422793][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  495.425454][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  495.428252][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  495.431047][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  495.433886][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  495.436950][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  495.594937][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  495.597470][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  495.599679][ T7472] usb 1-1: Product: syz
[  495.600806][ T7472] usb 1-1: Manufacturer: syz
[  495.602057][ T7472] usb 1-1: SerialNumber: syz
[  495.604715][ T7472] usb 1-1: config 0 descriptor??
[  495.891026][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  495.895688][ T7472] usb 1-1: USB disconnect, device number 24
[  495.911834][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  496.254935][ T7472] usb 1-1: new high-speed USB device number 25 using dummy_hcd
[  496.615003][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  496.617316][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  496.619710][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  496.622459][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  496.625339][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  496.628226][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  496.631032][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  496.633777][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  496.636622][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  496.639438][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  496.642008][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  496.644542][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  496.647417][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  496.650177][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  496.653066][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  496.656052][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  496.814971][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  496.817466][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  496.819547][ T7472] usb 1-1: Product: syz
[  496.820657][ T7472] usb 1-1: Manufacturer: syz
[  496.821911][ T7472] usb 1-1: SerialNumber: syz
[  496.824480][ T7472] usb 1-1: config 0 descriptor??
[  497.111635][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  497.115451][ T7472] usb 1-1: USB disconnect, device number 25
[  497.134297][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  497.474911][ T7472] usb 1-1: new high-speed USB device number 26 using dummy_hcd
[  497.834934][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  497.837577][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  497.840116][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  497.843057][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  497.846103][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  497.849158][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  497.852075][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  497.855046][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  497.857910][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  497.860922][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  497.863633][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  497.866538][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  497.869461][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  497.872396][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  497.875529][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  497.878364][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  498.034925][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  498.037664][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  498.039908][ T7472] usb 1-1: Product: syz
[  498.041070][ T7472] usb 1-1: Manufacturer: syz
[  498.042345][ T7472] usb 1-1: SerialNumber: syz
[  498.045193][ T7472] usb 1-1: config 0 descriptor??
[  498.330817][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  498.334449][ T7472] usb 1-1: USB disconnect, device number 26
[  498.350262][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  498.704930][ T7472] usb 1-1: new high-speed USB device number 27 using dummy_hcd
[  499.065025][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  499.067399][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  499.069707][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  499.072561][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  499.075459][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  499.078386][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  499.081178][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  499.084008][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  499.086903][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  499.089741][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  499.092232][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  499.094895][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  499.097654][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  499.100475][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  499.103346][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  499.106339][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  499.265654][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  499.268218][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  499.270332][ T7472] usb 1-1: Product: syz
[  499.271453][ T7472] usb 1-1: Manufacturer: syz
[  499.272676][ T7472] usb 1-1: SerialNumber: syz
[  499.275334][ T7472] usb 1-1: config 0 descriptor??
[  499.561334][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  499.564875][ T7472] usb 1-1: USB disconnect, device number 27
[  499.581908][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  499.954885][ T7472] usb 1-1: new high-speed USB device number 28 using dummy_hcd
[  500.314911][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  500.317388][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  500.319814][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  500.322532][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  500.325453][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  500.328228][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  500.331064][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  500.333889][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  500.336849][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  500.339717][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  500.342322][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  500.344901][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  500.347752][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  500.350599][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  500.353521][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  500.356434][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  500.515015][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  500.517492][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  500.519729][ T7472] usb 1-1: Product: syz
[  500.520861][ T7472] usb 1-1: Manufacturer: syz
[  500.522057][ T7472] usb 1-1: SerialNumber: syz
[  500.524603][ T7472] usb 1-1: config 0 descriptor??
[  500.810727][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  500.814267][ T7472] usb 1-1: USB disconnect, device number 28
[  500.832253][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  501.184875][ T7472] usb 1-1: new high-speed USB device number 29 using dummy_hcd
[  501.544968][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  501.547404][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  501.549829][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  501.552685][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  501.555770][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  501.558687][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  501.561494][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  501.564304][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  501.567263][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  501.570199][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  501.572712][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  501.575369][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  501.578183][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  501.580991][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  501.583852][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  501.586771][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  501.745000][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  501.747634][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  501.749824][ T7472] usb 1-1: Product: syz
[  501.750937][ T7472] usb 1-1: Manufacturer: syz
[  501.752207][ T7472] usb 1-1: SerialNumber: syz
[  501.754732][ T7472] usb 1-1: config 0 descriptor??
[  502.050562][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  502.054028][ T7472] usb 1-1: USB disconnect, device number 29
[  502.071211][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  502.424897][ T7472] usb 1-1: new high-speed USB device number 30 using dummy_hcd
[  502.784979][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  502.787465][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  502.789709][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  502.792523][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  502.795357][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  502.798291][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  502.801117][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  502.803899][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  502.806850][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  502.809751][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  502.812524][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  502.815310][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  502.818008][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  502.820801][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  502.823690][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  502.826654][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  502.985138][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  502.987570][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  502.989613][ T7472] usb 1-1: Product: syz
[  502.990727][ T7472] usb 1-1: Manufacturer: syz
[  502.991910][ T7472] usb 1-1: SerialNumber: syz
[  502.994442][ T7472] usb 1-1: config 0 descriptor??
[  503.280595][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  503.286427][ T7472] usb 1-1: USB disconnect, device number 30
[  503.302062][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  503.654890][ T7472] usb 1-1: new high-speed USB device number 31 using dummy_hcd
[  504.015031][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  504.017584][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  504.020066][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  504.022884][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  504.025849][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  504.028721][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  504.031484][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  504.034332][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  504.037347][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  504.040256][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  504.042832][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  504.045482][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  504.048290][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  504.051152][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  504.053979][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  504.057032][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  504.215005][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  504.217653][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  504.219743][ T7472] usb 1-1: Product: syz
[  504.220952][ T7472] usb 1-1: Manufacturer: syz
[  504.222134][ T7472] usb 1-1: SerialNumber: syz
[  504.225377][ T7472] usb 1-1: config 0 descriptor??
[  504.511697][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  504.515631][ T7472] usb 1-1: USB disconnect, device number 31
[  504.532826][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  504.884882][ T7472] usb 1-1: new high-speed USB device number 32 using dummy_hcd
[  505.244934][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  505.247354][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  505.249993][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  505.252842][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  505.255762][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  505.258651][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  505.261484][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  505.264259][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  505.267201][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  505.270079][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  505.272625][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  505.275372][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  505.278142][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  505.280951][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  505.283805][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  505.286610][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  505.444933][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  505.447414][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  505.449614][ T7472] usb 1-1: Product: syz
[  505.450705][ T7472] usb 1-1: Manufacturer: syz
[  505.451928][ T7472] usb 1-1: SerialNumber: syz
[  505.454446][ T7472] usb 1-1: config 0 descriptor??
[  505.751093][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  505.754410][ T7472] usb 1-1: USB disconnect, device number 32
[  505.776414][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  506.114896][ T7472] usb 1-1: new high-speed USB device number 33 using dummy_hcd
[  506.474933][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  506.477354][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  506.479966][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  506.482699][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  506.485558][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  506.488478][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  506.491227][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  506.493973][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  506.496803][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  506.499615][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  506.502171][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  506.504868][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  506.507601][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  506.510409][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  506.513251][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  506.516188][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  506.675015][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  506.677441][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  506.679604][ T7472] usb 1-1: Product: syz
[  506.680739][ T7472] usb 1-1: Manufacturer: syz
[  506.681962][ T7472] usb 1-1: SerialNumber: syz
[  506.684599][ T7472] usb 1-1: config 0 descriptor??
[  506.980533][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  506.984009][ T7472] usb 1-1: USB disconnect, device number 33
[  506.999323][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  507.344893][ T7472] usb 1-1: new high-speed USB device number 34 using dummy_hcd
[  507.705035][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  507.707642][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  507.710093][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  507.712962][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  507.715900][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  507.718694][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  507.721589][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  507.724418][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  507.727359][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  507.730123][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  507.732773][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  507.735393][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  507.738138][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  507.740912][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  507.743869][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  507.746993][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  507.905012][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  507.907520][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  507.909668][ T7472] usb 1-1: Product: syz
[  507.910806][ T7472] usb 1-1: Manufacturer: syz
[  507.912085][ T7472] usb 1-1: SerialNumber: syz
[  507.914681][ T7472] usb 1-1: config 0 descriptor??
[  508.200642][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  508.204412][ T7472] usb 1-1: USB disconnect, device number 34
[  508.219304][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  508.574904][ T7472] usb 1-1: new high-speed USB device number 35 using dummy_hcd
[  508.934993][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  508.937574][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  508.939946][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  508.942734][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  508.945714][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  508.948670][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  508.951520][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  508.954301][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  508.957203][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  508.960061][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  508.962659][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  508.965315][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  508.968217][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  508.971032][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  508.974014][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  508.976988][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  509.135014][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  509.137527][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  509.139701][ T7472] usb 1-1: Product: syz
[  509.140779][ T7472] usb 1-1: Manufacturer: syz
[  509.141985][ T7472] usb 1-1: SerialNumber: syz
[  509.144552][ T7472] usb 1-1: config 0 descriptor??
[  509.460572][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  509.463943][ T7472] usb 1-1: USB disconnect, device number 35
[  509.476638][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  509.834912][ T7472] usb 1-1: new high-speed USB device number 36 using dummy_hcd
[  510.194938][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  510.197212][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  510.199487][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  510.202110][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  510.204874][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  510.207761][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  510.210531][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  510.213306][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  510.216167][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  510.219012][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  510.221567][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  510.224153][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  510.226978][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  510.229737][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  510.232697][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  510.235566][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  510.394913][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  510.397267][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  510.399289][ T7472] usb 1-1: Product: syz
[  510.400362][ T7472] usb 1-1: Manufacturer: syz
[  510.401605][ T7472] usb 1-1: SerialNumber: syz
[  510.404274][ T7472] usb 1-1: config 0 descriptor??
[  510.691116][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  510.694511][ T7472] usb 1-1: USB disconnect, device number 36
[  510.716178][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  511.054994][ T7472] usb 1-1: new high-speed USB device number 37 using dummy_hcd
[  511.414939][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  511.417404][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  511.419852][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  511.422545][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  511.425565][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  511.428455][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  511.431300][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  511.434036][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  511.436898][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  511.439815][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  511.442401][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  511.445032][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  511.447769][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  511.450552][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  511.453388][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  511.456318][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  511.614997][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  511.617515][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  511.619700][ T7472] usb 1-1: Product: syz
[  511.620823][ T7472] usb 1-1: Manufacturer: syz
[  511.622046][ T7472] usb 1-1: SerialNumber: syz
[  511.624684][ T7472] usb 1-1: config 0 descriptor??
[  511.911430][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  511.915218][ T7472] usb 1-1: USB disconnect, device number 37
[  511.936361][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  512.284896][ T7472] usb 1-1: new high-speed USB device number 38 using dummy_hcd
[  512.644950][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  512.647382][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  512.649768][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  512.652577][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  512.655596][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  512.658529][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  512.661368][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  512.664152][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  512.667029][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  512.669857][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  512.672512][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  512.675455][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  512.678248][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  512.681094][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  512.683950][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  512.686866][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  512.844989][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  512.847503][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  512.849691][ T7472] usb 1-1: Product: syz
[  512.850813][ T7472] usb 1-1: Manufacturer: syz
[  512.852032][ T7472] usb 1-1: SerialNumber: syz
[  512.854686][ T7472] usb 1-1: config 0 descriptor??
[  513.151235][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  513.154485][ T7472] usb 1-1: USB disconnect, device number 38
[  513.172857][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  513.524879][ T7472] usb 1-1: new high-speed USB device number 39 using dummy_hcd
[  513.884904][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  513.887304][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  513.889564][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  513.892324][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  513.895195][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  513.897977][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  513.900744][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  513.903523][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  513.906318][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  513.909104][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  513.911623][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  513.914133][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  513.917073][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  513.919817][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  513.922662][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  513.925509][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  514.084920][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  514.087463][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  514.089742][ T7472] usb 1-1: Product: syz
[  514.090873][ T7472] usb 1-1: Manufacturer: syz
[  514.092103][ T7472] usb 1-1: SerialNumber: syz
[  514.095534][ T7472] usb 1-1: config 0 descriptor??
[  514.391086][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  514.394464][ T7472] usb 1-1: USB disconnect, device number 39
[  514.409376][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  514.774918][ T7472] usb 1-1: new high-speed USB device number 40 using dummy_hcd
[  515.134935][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  515.137381][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  515.139690][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  515.142424][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  515.145304][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  515.148251][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  515.151041][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  515.153798][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  515.156711][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  515.159561][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  515.162115][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  515.164664][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  515.167583][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  515.170397][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  515.173200][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  515.176080][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  515.335038][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  515.337356][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  515.339432][ T7472] usb 1-1: Product: syz
[  515.340553][ T7472] usb 1-1: Manufacturer: syz
[  515.341752][ T7472] usb 1-1: SerialNumber: syz
[  515.344281][ T7472] usb 1-1: config 0 descriptor??
[  515.632422][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  515.636240][ T7472] usb 1-1: USB disconnect, device number 40
[  515.652090][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  516.004895][ T7472] usb 1-1: new high-speed USB device number 41 using dummy_hcd
[  516.364961][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  516.367392][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  516.369690][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  516.372426][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  516.375207][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  516.378099][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  516.380831][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  516.383585][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  516.386413][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  516.389268][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  516.391761][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  516.394373][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  516.397269][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  516.400084][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  516.403004][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  516.405885][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  516.564974][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  516.567546][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  516.569606][ T7472] usb 1-1: Product: syz
[  516.570687][ T7472] usb 1-1: Manufacturer: syz
[  516.571873][ T7472] usb 1-1: SerialNumber: syz
[  516.574526][ T7472] usb 1-1: config 0 descriptor??
[  516.880921][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  516.884300][ T7472] usb 1-1: USB disconnect, device number 41
[  516.903088][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  517.244955][ T7472] usb 1-1: new high-speed USB device number 42 using dummy_hcd
[  517.604902][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  517.607316][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  517.609679][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  517.612351][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  517.615194][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  517.618067][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  517.620917][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  517.623727][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  517.626695][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  517.629552][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  517.632091][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  517.634601][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  517.637471][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  517.640203][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  517.643105][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  517.645904][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  517.804993][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  517.807488][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  517.809612][ T7472] usb 1-1: Product: syz
[  517.810713][ T7472] usb 1-1: Manufacturer: syz
[  517.811927][ T7472] usb 1-1: SerialNumber: syz
[  517.814623][ T7472] usb 1-1: config 0 descriptor??
[  518.110634][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  518.113956][ T7472] usb 1-1: USB disconnect, device number 42
[  518.130862][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  518.484871][ T7472] usb 1-1: new high-speed USB device number 43 using dummy_hcd
[  518.844911][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  518.847314][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  518.849699][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  518.852574][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  518.855573][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  518.858627][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  518.861535][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  518.864353][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  518.867357][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  518.870328][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  518.872944][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  518.875606][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  518.878326][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  518.881125][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  518.884029][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  518.886888][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  519.044915][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  519.047389][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  519.049572][ T7472] usb 1-1: Product: syz
[  519.050678][ T7472] usb 1-1: Manufacturer: syz
[  519.051907][ T7472] usb 1-1: SerialNumber: syz
[  519.054580][ T7472] usb 1-1: config 0 descriptor??
[  519.351076][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  519.354531][ T7472] usb 1-1: USB disconnect, device number 43
[  519.744982][ T7472] usb 1-1: new high-speed USB device number 44 using dummy_hcd
[  520.115002][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  520.117490][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  520.119860][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  520.122604][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  520.125487][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  520.128379][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  520.131133][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  520.133848][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  520.136682][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  520.139575][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  520.142193][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  520.144904][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  520.147662][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  520.150433][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  520.153301][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  520.156166][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  520.324922][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  520.327483][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  520.329575][ T7472] usb 1-1: Product: syz
[  520.330775][ T7472] usb 1-1: Manufacturer: syz
[  520.331968][ T7472] usb 1-1: SerialNumber: syz
[  520.334565][ T7472] usb 1-1: config 0 descriptor??
[  520.620568][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  520.624017][ T7472] usb 1-1: USB disconnect, device number 44
[  520.640437][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  520.994877][ T7472] usb 1-1: new high-speed USB device number 45 using dummy_hcd
[  521.354898][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  521.357447][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  521.359817][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  521.362575][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  521.365438][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  521.368326][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  521.371138][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  521.373979][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  521.376869][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  521.379768][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  521.382394][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  521.385067][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  521.387829][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  521.390597][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  521.393414][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  521.396326][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  521.555043][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  521.557540][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  521.559707][ T7472] usb 1-1: Product: syz
[  521.560832][ T7472] usb 1-1: Manufacturer: syz
[  521.562046][ T7472] usb 1-1: SerialNumber: syz
[  521.564623][ T7472] usb 1-1: config 0 descriptor??
[  521.870692][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  521.873979][ T7472] usb 1-1: USB disconnect, device number 45
[  521.895014][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  522.254871][ T7472] usb 1-1: new high-speed USB device number 46 using dummy_hcd
[  522.614928][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  522.617393][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  522.619779][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  522.622563][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  522.625403][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  522.628265][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  522.631020][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  522.633772][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  522.636626][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  522.639407][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  522.642101][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  522.644727][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  522.647644][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  522.650353][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  522.653240][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  522.656195][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  522.814927][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  522.817416][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  522.819514][ T7472] usb 1-1: Product: syz
[  522.820609][ T7472] usb 1-1: Manufacturer: syz
[  522.821827][ T7472] usb 1-1: SerialNumber: syz
[  522.824392][ T7472] usb 1-1: config 0 descriptor??
[  523.110730][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  523.114120][ T7472] usb 1-1: USB disconnect, device number 46
[  523.127757][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  523.484889][ T7472] usb 1-1: new high-speed USB device number 47 using dummy_hcd
[  523.845053][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  523.847543][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  523.849909][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  523.852649][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  523.855507][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  523.858337][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  523.861063][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  523.863815][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  523.866618][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  523.869475][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  523.872040][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  523.874559][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  523.877460][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  523.880265][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  523.883086][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  523.885919][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  524.044913][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  524.047337][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  524.049411][ T7472] usb 1-1: Product: syz
[  524.050494][ T7472] usb 1-1: Manufacturer: syz
[  524.051673][ T7472] usb 1-1: SerialNumber: syz
[  524.054286][ T7472] usb 1-1: config 0 descriptor??
[  524.350645][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  524.354382][ T7472] usb 1-1: USB disconnect, device number 47
[  524.368810][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  524.734908][ T7472] usb 1-1: new high-speed USB device number 48 using dummy_hcd
[  525.105008][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  525.107437][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  525.109816][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  525.112670][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  525.115466][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  525.118347][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  525.121064][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  525.123848][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  525.126734][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  525.129606][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  525.132127][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  525.134702][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  525.137567][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  525.140355][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  525.143267][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  525.146209][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  525.305049][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  525.307465][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  525.309643][ T7472] usb 1-1: Product: syz
[  525.310696][ T7472] usb 1-1: Manufacturer: syz
[  525.311942][ T7472] usb 1-1: SerialNumber: syz
[  525.314523][ T7472] usb 1-1: config 0 descriptor??
[  525.600510][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  525.603847][ T7472] usb 1-1: USB disconnect, device number 48
[  525.622720][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  525.964878][ T7472] usb 1-1: new high-speed USB device number 49 using dummy_hcd
[  526.324915][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  526.327399][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  526.329724][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  526.332450][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  526.335300][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  526.338306][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  526.341077][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  526.343909][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  526.346711][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  526.349570][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  526.352106][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  526.354653][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  526.357601][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  526.360404][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  526.363187][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  526.366117][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  526.524998][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  526.527609][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  526.529726][ T7472] usb 1-1: Product: syz
[  526.530837][ T7472] usb 1-1: Manufacturer: syz
[  526.532062][ T7472] usb 1-1: SerialNumber: syz
[  526.535225][ T7472] usb 1-1: config 0 descriptor??
[  526.820843][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  526.824283][ T7472] usb 1-1: USB disconnect, device number 49
[  526.837967][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  527.194889][ T7472] usb 1-1: new high-speed USB device number 50 using dummy_hcd
[  527.554950][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  527.557363][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  527.559776][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  527.562603][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  527.565465][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  527.568243][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  527.571073][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  527.573821][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  527.576764][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  527.579671][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  527.582295][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  527.584957][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  527.587701][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  527.590492][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  527.593400][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  527.596314][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  527.755049][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  527.757600][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  527.759804][ T7472] usb 1-1: Product: syz
[  527.760875][ T7472] usb 1-1: Manufacturer: syz
[  527.762105][ T7472] usb 1-1: SerialNumber: syz
[  527.764654][ T7472] usb 1-1: config 0 descriptor??
[  528.051318][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  528.055093][ T7472] usb 1-1: USB disconnect, device number 50
[  528.075903][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  528.424909][ T7472] usb 1-1: new high-speed USB device number 51 using dummy_hcd
[  528.784925][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  528.787363][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  528.789803][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  528.792575][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  528.795468][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  528.798430][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  528.801148][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  528.803911][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  528.806680][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  528.809484][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  528.812026][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  528.814546][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  528.817493][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  528.820382][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  528.823330][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  528.826233][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  528.984974][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  528.987391][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  528.989469][ T7472] usb 1-1: Product: syz
[  528.990524][ T7472] usb 1-1: Manufacturer: syz
[  528.991727][ T7472] usb 1-1: SerialNumber: syz
[  528.994256][ T7472] usb 1-1: config 0 descriptor??
[  529.300515][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  529.303914][ T7472] usb 1-1: USB disconnect, device number 51
[  529.313944][ T6734] udevd[6734]: setting mode of /dev/dsp3 to 020660 failed: No such file or directory
[  529.321492][ T6734] udevd[6734]: setting owner of /dev/dsp3 to uid=0, gid=29 failed: No such file or directory
[  529.323740][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  529.664921][ T7472] usb 1-1: new high-speed USB device number 52 using dummy_hcd
[  530.024925][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  530.027311][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  530.029691][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  530.032392][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  530.035211][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  530.037939][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  530.040719][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  530.043492][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  530.046308][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  530.049168][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  530.051719][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  530.054248][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  530.057146][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  530.059948][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  530.062861][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  530.065723][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  530.224949][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  530.227393][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  530.229479][ T7472] usb 1-1: Product: syz
[  530.230588][ T7472] usb 1-1: Manufacturer: syz
[  530.231801][ T7472] usb 1-1: SerialNumber: syz
[  530.234361][ T7472] usb 1-1: config 0 descriptor??
[  530.520745][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  530.524175][ T7472] usb 1-1: USB disconnect, device number 52
[  530.539505][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  530.894973][ T7472] usb 1-1: new high-speed USB device number 53 using dummy_hcd
[  531.254925][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  531.257385][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  531.259771][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  531.262510][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  531.265441][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  531.268382][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  531.271154][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  531.273963][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  531.276830][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  531.279676][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  531.282214][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  531.284758][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  531.287597][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  531.290428][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  531.293262][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  531.296231][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  531.455106][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  531.457617][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  531.459764][ T7472] usb 1-1: Product: syz
[  531.460829][ T7472] usb 1-1: Manufacturer: syz
[  531.461986][ T7472] usb 1-1: SerialNumber: syz
[  531.466368][ T7472] usb 1-1: config 0 descriptor??
[  531.771134][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  531.777231][ T7472] usb 1-1: USB disconnect, device number 53
[  531.790802][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  532.144944][ T7472] usb 1-1: new high-speed USB device number 54 using dummy_hcd
[  532.504999][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  532.507519][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  532.509921][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  532.512700][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  532.515745][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  532.518593][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  532.521327][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  532.524070][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  532.527054][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  532.529985][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  532.532538][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  532.535193][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  532.537989][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  532.540881][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  532.543740][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  532.546656][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  532.704941][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  532.707375][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  532.709540][ T7472] usb 1-1: Product: syz
[  532.710680][ T7472] usb 1-1: Manufacturer: syz
[  532.711887][ T7472] usb 1-1: SerialNumber: syz
[  532.714504][ T7472] usb 1-1: config 0 descriptor??
[  533.001816][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  533.005388][ T7472] usb 1-1: USB disconnect, device number 54
[  533.021032][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  533.374896][ T7472] usb 1-1: new high-speed USB device number 55 using dummy_hcd
[  533.735043][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  533.737432][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  533.739764][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  533.742593][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  533.745493][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  533.748291][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  533.751120][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  533.753915][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  533.756805][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  533.759637][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  533.762182][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  533.764766][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  533.767628][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  533.770400][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  533.773353][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  533.776144][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  533.934913][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  533.937356][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  533.939470][ T7472] usb 1-1: Product: syz
[  533.940580][ T7472] usb 1-1: Manufacturer: syz
[  533.941758][ T7472] usb 1-1: SerialNumber: syz
[  533.944403][ T7472] usb 1-1: config 0 descriptor??
[  534.240717][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  534.244172][ T7472] usb 1-1: USB disconnect, device number 55
[  534.259340][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  534.614961][ T7472] usb 1-1: new high-speed USB device number 56 using dummy_hcd
[  534.984949][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  534.987661][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  534.990185][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  534.993029][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  534.995944][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  534.998890][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  535.001758][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  535.004613][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  535.007687][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  535.010687][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  535.013366][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  535.016218][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  535.019076][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  535.021957][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  535.024985][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  535.027808][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  535.185122][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  535.187509][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  535.189597][ T7472] usb 1-1: Product: syz
[  535.190711][ T7472] usb 1-1: Manufacturer: syz
[  535.191939][ T7472] usb 1-1: SerialNumber: syz
[  535.194526][ T7472] usb 1-1: config 0 descriptor??
[  535.490599][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  535.494176][ T7472] usb 1-1: USB disconnect, device number 56
[  535.531258][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  535.874950][ T7472] usb 1-1: new high-speed USB device number 57 using dummy_hcd
[  536.235003][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  536.237357][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  536.239647][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  536.242417][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  536.245385][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  536.248328][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  536.251076][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  536.253831][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  536.256739][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  536.259558][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  536.262120][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  536.264648][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  536.267600][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  536.270419][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  536.273290][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  536.276163][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  536.435021][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  536.437497][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  536.439641][ T7472] usb 1-1: Product: syz
[  536.440684][ T7472] usb 1-1: Manufacturer: syz
[  536.441883][ T7472] usb 1-1: SerialNumber: syz
[  536.444368][ T7472] usb 1-1: config 0 descriptor??
[  536.730730][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  536.734187][ T7472] usb 1-1: USB disconnect, device number 57
[  536.748415][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  537.104890][ T7472] usb 1-1: new high-speed USB device number 58 using dummy_hcd
[  537.464963][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  537.467389][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  537.469720][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  537.472445][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  537.475244][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  537.478086][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  537.480906][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  537.483607][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  537.486576][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  537.489385][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  537.491953][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  537.494536][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  537.497462][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  537.500212][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  537.503032][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  537.505900][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  537.664963][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  537.667497][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  537.669613][ T7472] usb 1-1: Product: syz
[  537.670768][ T7472] usb 1-1: Manufacturer: syz
[  537.672032][ T7472] usb 1-1: SerialNumber: syz
[  537.674628][ T7472] usb 1-1: config 0 descriptor??
[  537.960968][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  537.964336][ T7472] usb 1-1: USB disconnect, device number 58
[  537.981096][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  538.354926][ T7472] usb 1-1: new high-speed USB device number 59 using dummy_hcd
[  538.714959][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  538.717437][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  538.719858][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  538.722670][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  538.725514][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  538.728338][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  538.731142][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  538.733893][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  538.736830][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  538.739654][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  538.742165][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  538.744633][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  538.747562][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  538.750299][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  538.753115][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  538.756033][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  538.915108][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  538.917520][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  538.919631][ T7472] usb 1-1: Product: syz
[  538.920749][ T7472] usb 1-1: Manufacturer: syz
[  538.921962][ T7472] usb 1-1: SerialNumber: syz
[  538.924586][ T7472] usb 1-1: config 0 descriptor??
[  539.220701][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  539.224131][ T7472] usb 1-1: USB disconnect, device number 59
[  539.615021][ T7472] usb 1-1: new high-speed USB device number 60 using dummy_hcd
[  539.974922][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  539.977335][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  539.979673][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  539.982498][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  539.985403][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  539.988223][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  539.991072][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  539.993809][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  539.996725][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  539.999609][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  540.002189][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  540.004894][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  540.007432][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  540.010280][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  540.013083][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  540.016068][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  540.174936][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  540.177288][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  540.179442][ T7472] usb 1-1: Product: syz
[  540.180512][ T7472] usb 1-1: Manufacturer: syz
[  540.181736][ T7472] usb 1-1: SerialNumber: syz
[  540.184302][ T7472] usb 1-1: config 0 descriptor??
[  540.480938][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  540.484286][ T7472] usb 1-1: USB disconnect, device number 60
[  540.505777][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  540.844920][ T7472] usb 1-1: new high-speed USB device number 61 using dummy_hcd
[  541.204987][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  541.207305][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  541.209644][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  541.212426][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  541.215293][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  541.218210][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  541.221061][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  541.223910][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  541.226772][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  541.229571][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  541.232043][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  541.234540][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  541.237371][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  541.240110][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  541.242990][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  541.245900][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  541.405099][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  541.407474][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  541.409681][ T7472] usb 1-1: Product: syz
[  541.410727][ T7472] usb 1-1: Manufacturer: syz
[  541.411981][ T7472] usb 1-1: SerialNumber: syz
[  541.414603][ T7472] usb 1-1: config 0 descriptor??
[  541.700730][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  541.704164][ T7472] usb 1-1: USB disconnect, device number 61
[  541.729070][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  542.084896][ T7472] usb 1-1: new high-speed USB device number 62 using dummy_hcd
[  542.444926][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  542.447450][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  542.449951][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  542.452676][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  542.455542][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  542.458447][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  542.461286][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  542.464084][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  542.466976][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  542.469817][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  542.472282][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  542.474930][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  542.477726][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  542.480493][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  542.483369][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  542.486281][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  542.644986][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  542.647489][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  542.649577][ T7472] usb 1-1: Product: syz
[  542.650713][ T7472] usb 1-1: Manufacturer: syz
[  542.651951][ T7472] usb 1-1: SerialNumber: syz
[  542.654860][ T7472] usb 1-1: config 0 descriptor??
[  542.941048][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  542.944488][ T7472] usb 1-1: USB disconnect, device number 62
[  542.960931][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  543.314869][ T7472] usb 1-1: new high-speed USB device number 63 using dummy_hcd
[  543.674972][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  543.677392][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  543.679801][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  543.682587][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  543.685473][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  543.688320][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  543.691128][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  543.693854][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  543.696702][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  543.699503][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  543.702066][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  543.704573][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  543.707478][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  543.710236][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  543.713032][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  543.715705][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  543.875167][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  543.877609][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  543.879760][ T7472] usb 1-1: Product: syz
[  543.880858][ T7472] usb 1-1: Manufacturer: syz
[  543.882033][ T7472] usb 1-1: SerialNumber: syz
[  543.884634][ T7472] usb 1-1: config 0 descriptor??
[  544.190702][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  544.194075][ T7472] usb 1-1: USB disconnect, device number 63
[  544.212159][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  544.584870][ T7472] usb 1-1: new high-speed USB device number 64 using dummy_hcd
[  544.944937][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  544.947399][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  544.949872][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  544.952677][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  544.955675][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  544.958584][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  544.961459][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  544.964285][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  544.967224][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  544.970135][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  544.972842][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  544.975690][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  544.978532][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  544.981480][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  544.984463][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  544.987534][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  545.145027][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  545.147621][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  545.149712][ T7472] usb 1-1: Product: syz
[  545.150846][ T7472] usb 1-1: Manufacturer: syz
[  545.152061][ T7472] usb 1-1: SerialNumber: syz
[  545.154608][ T7472] usb 1-1: config 0 descriptor??
[  545.460702][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  545.464166][ T7472] usb 1-1: USB disconnect, device number 64
[  545.485409][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  545.854877][ T7472] usb 1-1: new high-speed USB device number 65 using dummy_hcd
[  546.214905][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  546.217407][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  546.219771][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  546.222567][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  546.225411][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  546.228411][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  546.231229][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  546.233987][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  546.236962][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  546.239885][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  546.242552][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  546.245254][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  546.248130][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  546.250860][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  546.253689][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  546.256662][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  546.414907][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  546.417392][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  546.419637][ T7472] usb 1-1: Product: syz
[  546.420732][ T7472] usb 1-1: Manufacturer: syz
[  546.421959][ T7472] usb 1-1: SerialNumber: syz
[  546.424536][ T7472] usb 1-1: config 0 descriptor??
[  546.710592][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  546.714102][ T7472] usb 1-1: USB disconnect, device number 65
[  546.741175][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  547.084872][ T7472] usb 1-1: new high-speed USB device number 66 using dummy_hcd
[  547.444907][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  547.447241][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  547.449645][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  547.452361][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  547.455258][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  547.458107][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  547.460903][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  547.463630][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  547.466508][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  547.469434][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  547.472027][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  547.474617][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  547.477536][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  547.480256][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  547.483123][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  547.486027][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  547.644986][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  547.647523][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  547.649677][ T7472] usb 1-1: Product: syz
[  547.650812][ T7472] usb 1-1: Manufacturer: syz
[  547.651998][ T7472] usb 1-1: SerialNumber: syz
[  547.654604][ T7472] usb 1-1: config 0 descriptor??
[  547.960705][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  547.964128][ T7472] usb 1-1: USB disconnect, device number 66
[  547.980170][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  548.324915][ T7472] usb 1-1: new high-speed USB device number 67 using dummy_hcd
[  548.694999][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  548.697546][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  548.699916][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  548.702666][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  548.705535][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  548.708447][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  548.711217][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  548.713983][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  548.716924][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  548.719764][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  548.722366][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  548.724967][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  548.727693][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  548.730467][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  548.733289][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  548.736240][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  548.895017][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  548.897464][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  548.899568][ T7472] usb 1-1: Product: syz
[  548.900662][ T7472] usb 1-1: Manufacturer: syz
[  548.901905][ T7472] usb 1-1: SerialNumber: syz
[  548.904517][ T7472] usb 1-1: config 0 descriptor??
[  549.190638][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  549.194114][ T7472] usb 1-1: USB disconnect, device number 67
[  549.213528][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  549.554888][ T7472] usb 1-1: new high-speed USB device number 68 using dummy_hcd
[  549.915032][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  549.917396][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  549.919744][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  549.922424][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  549.925365][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  549.928200][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  549.931005][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  549.933723][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  549.936648][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  549.939530][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  549.942095][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  549.944606][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  549.947420][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  549.950209][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  549.952990][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  549.955843][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  550.115096][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  550.117569][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  550.119655][ T7472] usb 1-1: Product: syz
[  550.120697][ T7472] usb 1-1: Manufacturer: syz
[  550.121909][ T7472] usb 1-1: SerialNumber: syz
[  550.124513][ T7472] usb 1-1: config 0 descriptor??
[  550.410619][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  550.413982][ T7472] usb 1-1: USB disconnect, device number 68
[  550.429980][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  550.784926][ T7472] usb 1-1: new high-speed USB device number 69 using dummy_hcd
[  551.144947][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  551.147277][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  551.149642][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  551.152421][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  551.155323][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  551.158288][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  551.161021][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  551.163776][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  551.166741][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  551.169683][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  551.172194][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  551.174892][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  551.177739][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  551.180531][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  551.183407][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  551.186376][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  551.345036][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  551.347532][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  551.349704][ T7472] usb 1-1: Product: syz
[  551.350821][ T7472] usb 1-1: Manufacturer: syz
[  551.352083][ T7472] usb 1-1: SerialNumber: syz
[  551.354713][ T7472] usb 1-1: config 0 descriptor??
[  551.640686][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  551.644164][ T7472] usb 1-1: USB disconnect, device number 69
[  551.664135][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  552.014904][ T7472] usb 1-1: new high-speed USB device number 70 using dummy_hcd
[  552.375046][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  552.377577][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  552.379966][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  552.382763][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  552.385655][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  552.388350][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  552.391105][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  552.393764][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  552.396576][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  552.399422][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  552.401949][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  552.404462][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  552.407311][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  552.410078][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  552.412844][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  552.415601][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  552.574931][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  552.577399][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  552.579468][ T7472] usb 1-1: Product: syz
[  552.580529][ T7472] usb 1-1: Manufacturer: syz
[  552.581746][ T7472] usb 1-1: SerialNumber: syz
[  552.584308][ T7472] usb 1-1: config 0 descriptor??
[  552.890776][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  552.894179][ T7472] usb 1-1: USB disconnect, device number 70
[  553.264922][ T7472] usb 1-1: new high-speed USB device number 71 using dummy_hcd
[  553.624920][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  553.627324][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  553.629723][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  553.632454][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  553.635316][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  553.638289][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  553.641090][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  553.643802][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  553.646651][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  553.649561][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  553.652071][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  553.654562][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  553.657462][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  553.660327][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  553.663092][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  553.665984][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  553.825010][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  553.827488][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  553.829595][ T7472] usb 1-1: Product: syz
[  553.830702][ T7472] usb 1-1: Manufacturer: syz
[  553.831952][ T7472] usb 1-1: SerialNumber: syz
[  553.834594][ T7472] usb 1-1: config 0 descriptor??
[  554.120813][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  554.124260][ T7472] usb 1-1: USB disconnect, device number 71
[  554.142664][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  554.494903][ T7472] usb 1-1: new high-speed USB device number 72 using dummy_hcd
[  554.854921][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  554.857371][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  554.859691][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  554.862537][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  554.865384][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  554.868270][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  554.871063][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  554.873690][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  554.876564][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  554.879552][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  554.882146][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  554.884695][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  554.887643][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  554.890419][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  554.893361][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  554.896302][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  555.054954][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  555.057412][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  555.059564][ T7472] usb 1-1: Product: syz
[  555.060643][ T7472] usb 1-1: Manufacturer: syz
[  555.061900][ T7472] usb 1-1: SerialNumber: syz
[  555.064529][ T7472] usb 1-1: config 0 descriptor??
[  555.371428][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  555.374947][ T7472] usb 1-1: USB disconnect, device number 72
[  555.390411][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  555.744909][ T7472] usb 1-1: new high-speed USB device number 73 using dummy_hcd
[  556.036015][ T2250] ieee802154 phy0 wpan0: encryption failed: -22
[  556.037837][ T2250] ieee802154 phy1 wpan1: encryption failed: -22
[  556.104976][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  556.107521][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  556.109942][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  556.112762][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  556.115812][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  556.118726][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  556.121693][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  556.124537][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  556.127534][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  556.130477][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  556.133130][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  556.135808][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  556.138625][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  556.141381][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  556.144277][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  556.147317][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  556.304950][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  556.307524][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  556.309767][ T7472] usb 1-1: Product: syz
[  556.310988][ T7472] usb 1-1: Manufacturer: syz
[  556.312250][ T7472] usb 1-1: SerialNumber: syz
[  556.315051][ T7472] usb 1-1: config 0 descriptor??
[  556.600932][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  556.605616][ T7472] usb 1-1: USB disconnect, device number 73
[  556.975018][ T7472] usb 1-1: new high-speed USB device number 74 using dummy_hcd
[  557.334935][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  557.337403][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  557.339886][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  557.342609][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  557.345646][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  557.348490][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  557.351295][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  557.354061][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  557.356919][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  557.359814][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  557.362324][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  557.365134][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  557.367869][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  557.370656][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  557.373573][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  557.376519][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  557.534923][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  557.537405][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  557.539613][ T7472] usb 1-1: Product: syz
[  557.540733][ T7472] usb 1-1: Manufacturer: syz
[  557.541940][ T7472] usb 1-1: SerialNumber: syz
[  557.544526][ T7472] usb 1-1: config 0 descriptor??
[  557.832205][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  557.835704][ T7472] usb 1-1: USB disconnect, device number 74
[  557.851707][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  558.205009][ T7472] usb 1-1: new high-speed USB device number 75 using dummy_hcd
[  558.564999][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  558.567377][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  558.569770][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  558.572468][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  558.575322][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  558.578187][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  558.581012][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  558.583621][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  558.586453][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  558.589351][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  558.591965][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  558.594541][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  558.597447][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  558.600225][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  558.603032][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  558.605965][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  558.774932][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  558.777556][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  558.779671][ T7472] usb 1-1: Product: syz
[  558.780803][ T7472] usb 1-1: Manufacturer: syz
[  558.782036][ T7472] usb 1-1: SerialNumber: syz
[  558.784615][ T7472] usb 1-1: config 0 descriptor??
[  559.070798][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  559.074081][ T7472] usb 1-1: USB disconnect, device number 75
[  559.098883][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  559.444900][ T7472] usb 1-1: new high-speed USB device number 76 using dummy_hcd
[  559.804976][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  559.807403][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  559.809850][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  559.812587][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  559.815371][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  559.818291][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  559.821090][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  559.823834][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  559.826696][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  559.829553][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  559.832115][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  559.834726][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  559.837644][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  559.840391][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  559.843251][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  559.846070][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  560.004994][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  560.007578][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  560.009741][ T7472] usb 1-1: Product: syz
[  560.010882][ T7472] usb 1-1: Manufacturer: syz
[  560.012075][ T7472] usb 1-1: SerialNumber: syz
[  560.014672][ T7472] usb 1-1: config 0 descriptor??
[  560.300714][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  560.304103][ T7472] usb 1-1: USB disconnect, device number 76
[  560.318337][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  560.674942][ T7472] usb 1-1: new high-speed USB device number 77 using dummy_hcd
[  561.034936][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  561.037308][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  561.039688][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  561.042482][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  561.045309][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  561.048175][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  561.050902][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  561.053746][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  561.056682][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  561.059588][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  561.062149][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  561.064727][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  561.067664][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  561.070447][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  561.073296][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  561.076200][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  561.235024][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  561.237785][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  561.240065][ T7472] usb 1-1: Product: syz
[  561.241277][ T7472] usb 1-1: Manufacturer: syz
[  561.242525][ T7472] usb 1-1: SerialNumber: syz
[  561.245979][ T7472] usb 1-1: config 0 descriptor??
[  561.533473][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  561.537867][ T7472] usb 1-1: USB disconnect, device number 77
[  561.555429][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  561.895026][ T7472] usb 1-1: new high-speed USB device number 78 using dummy_hcd
[  562.254981][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  562.257426][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  562.259730][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  562.262488][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  562.265391][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  562.268175][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  562.270967][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  562.273690][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  562.276609][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  562.279428][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  562.281997][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  562.284522][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  562.287401][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  562.290291][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  562.293171][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  562.296158][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  562.454926][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  562.457411][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  562.459549][ T7472] usb 1-1: Product: syz
[  562.460599][ T7472] usb 1-1: Manufacturer: syz
[  562.461838][ T7472] usb 1-1: SerialNumber: syz
[  562.464344][ T7472] usb 1-1: config 0 descriptor??
[  562.750653][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  562.753982][ T7472] usb 1-1: USB disconnect, device number 78
[  562.770545][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  563.134884][ T7472] usb 1-1: new high-speed USB device number 79 using dummy_hcd
[  563.495110][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  563.497574][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  563.499933][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  563.502707][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  563.505647][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  563.508453][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  563.511199][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  563.513979][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  563.516881][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  563.519786][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  563.522380][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  563.525039][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  563.527827][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  563.530690][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  563.533564][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  563.536586][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  563.695666][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  563.698148][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  563.700332][ T7472] usb 1-1: Product: syz
[  563.701448][ T7472] usb 1-1: Manufacturer: syz
[  563.702678][ T7472] usb 1-1: SerialNumber: syz
[  563.705396][ T7472] usb 1-1: config 0 descriptor??
[  563.990732][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  563.994255][ T7472] usb 1-1: USB disconnect, device number 79
[  564.009975][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  564.354912][ T7472] usb 1-1: new high-speed USB device number 80 using dummy_hcd
[  564.714951][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  564.717415][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  564.719771][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  564.722489][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  564.725371][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  564.728264][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  564.731140][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  564.733898][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  564.736867][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  564.739747][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  564.742366][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  564.744948][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  564.747687][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  564.750450][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  564.753268][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  564.756075][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  564.915137][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  564.917665][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  564.919813][ T7472] usb 1-1: Product: syz
[  564.920969][ T7472] usb 1-1: Manufacturer: syz
[  564.922209][ T7472] usb 1-1: SerialNumber: syz
[  564.925072][ T7472] usb 1-1: config 0 descriptor??
[  565.211068][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  565.214553][ T7472] usb 1-1: USB disconnect, device number 80
[  565.232504][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  565.584894][ T7472] usb 1-1: new high-speed USB device number 81 using dummy_hcd
[  565.944926][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  565.947297][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  565.949610][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  565.952409][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  565.955371][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  565.958211][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  565.961058][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  565.963869][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  565.966781][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  565.969595][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  565.972234][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  565.974716][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  565.977600][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  565.980354][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  565.983190][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  565.986017][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  566.144901][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  566.147333][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  566.149391][ T7472] usb 1-1: Product: syz
[  566.150445][ T7472] usb 1-1: Manufacturer: syz
[  566.151664][ T7472] usb 1-1: SerialNumber: syz
[  566.154210][ T7472] usb 1-1: config 0 descriptor??
[  566.450724][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  566.454182][ T7472] usb 1-1: USB disconnect, device number 81
[  566.470132][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  566.834932][ T7472] usb 1-1: new high-speed USB device number 82 using dummy_hcd
[  567.194910][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  567.197383][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  567.199837][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  567.202633][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  567.205560][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  567.208544][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  567.211397][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  567.214252][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  567.217211][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  567.220080][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  567.222641][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  567.225314][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  567.228126][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  567.231123][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  567.234071][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  567.237090][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  567.394935][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  567.397460][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  567.399605][ T7472] usb 1-1: Product: syz
[  567.400705][ T7472] usb 1-1: Manufacturer: syz
[  567.401961][ T7472] usb 1-1: SerialNumber: syz
[  567.404531][ T7472] usb 1-1: config 0 descriptor??
[  567.691034][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  567.694492][ T7472] usb 1-1: USB disconnect, device number 82
[  567.710277][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  568.064908][ T7472] usb 1-1: new high-speed USB device number 83 using dummy_hcd
[  568.424948][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  568.427257][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  568.429714][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  568.432453][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  568.435286][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  568.438064][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  568.440763][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  568.443432][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  568.446203][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  568.448952][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  568.451350][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  568.453868][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  568.456662][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  568.459561][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  568.462397][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  568.465220][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  568.625084][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  568.627597][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  568.629702][ T7472] usb 1-1: Product: syz
[  568.630817][ T7472] usb 1-1: Manufacturer: syz
[  568.632012][ T7472] usb 1-1: SerialNumber: syz
[  568.634663][ T7472] usb 1-1: config 0 descriptor??
[  568.930785][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  568.934152][ T7472] usb 1-1: USB disconnect, device number 83
[  569.294941][ T7472] usb 1-1: new high-speed USB device number 84 using dummy_hcd
[  569.654912][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  569.657254][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  569.659580][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  569.662306][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  569.665143][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  569.667997][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  569.670841][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  569.673540][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  569.676365][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  569.679243][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  569.681896][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  569.684495][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  569.687456][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  569.690246][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  569.693033][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  569.695836][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  569.855038][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  569.857638][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  569.859799][ T7472] usb 1-1: Product: syz
[  569.860915][ T7472] usb 1-1: Manufacturer: syz
[  569.862121][ T7472] usb 1-1: SerialNumber: syz
[  569.864652][ T7472] usb 1-1: config 0 descriptor??
[  570.150595][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  570.153848][ T7472] usb 1-1: USB disconnect, device number 84
[  570.176863][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  570.524883][ T7472] usb 1-1: new high-speed USB device number 85 using dummy_hcd
[  570.884934][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  570.887276][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  570.889803][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  570.892636][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  570.895451][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  570.898282][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  570.901034][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  570.903806][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  570.906687][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  570.909580][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  570.912128][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  570.914664][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  570.917584][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  570.920414][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  570.923269][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  570.926188][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  571.084932][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  571.087603][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  571.089658][ T7472] usb 1-1: Product: syz
[  571.090751][ T7472] usb 1-1: Manufacturer: syz
[  571.091951][ T7472] usb 1-1: SerialNumber: syz
[  571.094972][ T7472] usb 1-1: config 0 descriptor??
[  571.380498][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  571.383821][ T7472] usb 1-1: USB disconnect, device number 85
[  571.401023][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  571.754900][ T7472] usb 1-1: new high-speed USB device number 86 using dummy_hcd
[  572.114975][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  572.117402][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  572.119829][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  572.122683][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  572.125647][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  572.128477][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  572.131403][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  572.134290][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  572.137113][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  572.140070][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  572.142681][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  572.145353][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  572.148075][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  572.150857][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  572.153769][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  572.156699][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  572.314951][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  572.317316][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  572.319415][ T7472] usb 1-1: Product: syz
[  572.320550][ T7472] usb 1-1: Manufacturer: syz
[  572.321767][ T7472] usb 1-1: SerialNumber: syz
[  572.324312][ T7472] usb 1-1: config 0 descriptor??
[  572.610539][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  572.613936][ T7472] usb 1-1: USB disconnect, device number 86
[  572.633349][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  572.984940][ T7472] usb 1-1: new high-speed USB device number 87 using dummy_hcd
[  573.344938][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  573.347350][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  573.349677][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  573.352478][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  573.355271][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  573.358153][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  573.360933][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  573.363658][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  573.366514][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  573.369402][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  573.371885][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  573.374412][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  573.377226][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  573.379997][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  573.382834][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  573.385653][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  573.545023][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  573.547578][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  573.549692][ T7472] usb 1-1: Product: syz
[  573.550831][ T7472] usb 1-1: Manufacturer: syz
[  573.552041][ T7472] usb 1-1: SerialNumber: syz
[  573.554632][ T7472] usb 1-1: config 0 descriptor??
[  573.841191][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  573.844579][ T7472] usb 1-1: USB disconnect, device number 87
[  573.859880][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  574.214876][ T7472] usb 1-1: new high-speed USB device number 88 using dummy_hcd
[  574.575012][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  574.577467][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  574.579779][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  574.582529][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  574.585464][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  574.588294][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  574.591068][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  574.593843][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  574.596680][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  574.599543][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  574.602128][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  574.604729][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  574.607525][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  574.610268][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  574.613152][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  574.616012][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  574.775050][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  574.777568][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  574.779830][ T7472] usb 1-1: Product: syz
[  574.780991][ T7472] usb 1-1: Manufacturer: syz
[  574.782257][ T7472] usb 1-1: SerialNumber: syz
[  574.785222][ T7472] usb 1-1: config 0 descriptor??
[  575.060491][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  575.064548][ T7472] usb 1-1: USB disconnect, device number 88
[  575.087074][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  575.434883][ T7472] usb 1-1: new high-speed USB device number 89 using dummy_hcd
[  575.794947][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  575.797290][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  575.799664][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  575.802437][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  575.805364][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  575.808225][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  575.811097][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  575.813945][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  575.816899][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  575.819825][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  575.822326][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  575.824891][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  575.827661][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  575.830434][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  575.833253][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  575.836149][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  575.995072][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  575.997501][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  575.999603][ T7472] usb 1-1: Product: syz
[  576.000716][ T7472] usb 1-1: Manufacturer: syz
[  576.001905][ T7472] usb 1-1: SerialNumber: syz
[  576.004512][ T7472] usb 1-1: config 0 descriptor??
[  576.290598][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  576.293974][ T7472] usb 1-1: USB disconnect, device number 89
[  576.313519][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  576.655007][ T7472] usb 1-1: new high-speed USB device number 90 using dummy_hcd
[  577.014916][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  577.017443][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  577.019760][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  577.022448][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  577.025278][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  577.028072][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  577.030900][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  577.033648][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  577.036396][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  577.039314][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  577.041838][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  577.044385][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  577.047237][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  577.050035][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  577.052886][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  577.055859][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  577.225007][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  577.227418][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  577.229548][ T7472] usb 1-1: Product: syz
[  577.230683][ T7472] usb 1-1: Manufacturer: syz
[  577.231904][ T7472] usb 1-1: SerialNumber: syz
[  577.234486][ T7472] usb 1-1: config 0 descriptor??
[  577.520564][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  577.523974][ T7472] usb 1-1: USB disconnect, device number 90
[  577.541263][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory
[  577.884901][ T7472] usb 1-1: new high-speed USB device number 91 using dummy_hcd
[  578.244898][ T7472] usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping
[  578.247382][ T7472] usb 1-1: config 0 has 1 interface, different from the descriptor's value: 2
[  578.249780][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  578.252548][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has an invalid endpoint with address 0x0, skipping
[  578.255523][ T7472] usb 1-1: config 0 interface 0 altsetting 6 endpoint 0xE has invalid maxpacket 1024, setting to 64
[  578.258298][ T7472] usb 1-1: config 0 interface 0 altsetting 6 has a duplicate endpoint with address 0xE, skipping
[  578.261277][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  578.264110][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  578.267036][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xB has an invalid bInterval 0, changing to 7
[  578.269937][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x4 has invalid wMaxPacketSize 0
[  578.272497][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0xD has invalid wMaxPacketSize 0
[  578.275217][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has an invalid endpoint with address 0x0, skipping
[  578.277950][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  578.280754][ T7472] usb 1-1: config 0 interface 0 altsetting 1 endpoint 0x6 has invalid maxpacket 1024, setting to 64
[  578.283626][ T7472] usb 1-1: config 0 interface 0 altsetting 1 has a duplicate endpoint with address 0xB, skipping
[  578.286470][ T7472] usb 1-1: config 0 interface 0 has no altsetting 0
[  578.445011][ T7472] usb 1-1: New USB device found, idVendor=1f71, idProduct=3301, bcdDevice=17.9b
[  578.447438][ T7472] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[  578.449638][ T7472] usb 1-1: Product: syz
[  578.450721][ T7472] usb 1-1: Manufacturer: syz
[  578.451971][ T7472] usb 1-1: SerialNumber: syz
[  578.454549][ T7472] usb 1-1: config 0 descriptor??
[  578.780542][ T7472] usbtv 1-1:0.0: Fushicai USBTV007 Audio-Video Grabber
[  578.784049][ T7472] usb 1-1: USB disconnect, device number 91
[  578.803035][ T6524] udevd[6524]: error opening ATTR{/sys/devices/platform/dummy_hcd.0/usb1/1-1/sound/card3/controlC3/../uevent} for writing: No such file or directory