Loitor error

 1738.721042] usb 5-1.3: new high-speed USB device number 9 using xhci_hcd
[ 1738.821241] usb 5-1.3: New USB device found, idVendor=1a40, idProduct=0101
[ 1738.821244] usb 5-1.3: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[ 1738.821245] usb 5-1.3: Product: USB 2.0 Hub
[ 1738.849689] hub 5-1.3:1.0: USB hub found
[ 1738.849717] hub 5-1.3:1.0: 4 ports detected
[ 1739.137051] usb 5-1.3.1: new full-speed USB device number 10 using xhci_hcd
[ 1739.603519] usb 5-1.3.1: New USB device found, idVendor=0403, idProduct=6001
[ 1739.603522] usb 5-1.3.1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[ 1739.603523] usb 5-1.3.1: Product: FT232R USB UART
[ 1739.603525] usb 5-1.3.1: Manufacturer: FTDI
[ 1739.603526] usb 5-1.3.1: SerialNumber: A9WZNDDT
[ 1739.729066] usb 5-1.3.3: new high-speed USB device number 11 using xhci_hcd
[ 1739.829781] usb 5-1.3.3: New USB device found, idVendor=04b4, idProduct=1003
[ 1739.829784] usb 5-1.3.3: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 1739.829786] usb 5-1.3.3: Product: Stereo Camera
[ 1739.829787] usb 5-1.3.3: Manufacturer: Loitor
[ 1739.909076] usb 5-1.3.4: new high-speed USB device number 12 using xhci_hcd
[ 1740.009749] usb 5-1.3.4: New USB device found, idVendor=04b4, idProduct=1003
[ 1740.009752] usb 5-1.3.4: New USB device strings: Mfr=1, Product=2, SerialNumber=0
[ 1740.009753] usb 5-1.3.4: Product: Stereo Camera
[ 1740.009755] usb 5-1.3.4: Manufacturer: Loitor
[ 1741.539872] usbcore: registered new interface driver usbserial
[ 1741.539893] usbcore: registered new interface driver usbserial_generic
[ 1741.539916] usbserial: USB Serial support registered for generic
[ 1741.546549] usbcore: registered new interface driver ftdi_sio
[ 1741.546568] usbserial: USB Serial support registered for FTDI USB Serial Device
[ 1741.546786] ftdi_sio 5-1.3.1:1.0: FTDI USB Serial Device converter detected
[ 1741.546850] usb 5-1.3.1: Detected FT232RL
[ 1741.547378] usb 5-1.3.1: FTDI USB Serial Device converter now attached to ttyUSB0
[ 1744.481816] usb 5-1.3: reset high-speed USB device number 9 using xhci_hcd
[ 1744.905306] usb 5-1.3.1: reset full-speed USB device number 10 using xhci_hcd
[ 1745.309402] usb 5-1.3.3: reset high-speed USB device number 11 using xhci_hcd
[ 1745.493408] usb 5-1.3.4: reset high-speed USB device number 12 using xhci_hcd
[ 1748.578005] usb 5-1.3: reset high-speed USB device number 9 using xhci_hcd
[ 1749.001545] usb 5-1.3.1: reset full-speed USB device number 10 using xhci_hcd
[ 1749.405493] usb 5-1.3.3: reset high-speed USB device number 11 using xhci_hcd
[ 1749.585581] usb 5-1.3.4: reset high-speed USB device number 12 using xhci_hcd
[ 1752.418167] usb 5-1.3: reset high-speed USB device number 9 using xhci_hcd
[ 1752.841625] usb 5-1.3.1: reset full-speed USB device number 10 using xhci_hcd
[ 1753.237627] usb 5-1.3.3: reset high-speed USB device number 11 using xhci_hcd
[ 1753.417640] usb 5-1.3.4: reset high-speed USB device number 12 using xhci_hcd
[ 1756.514358] usb 5-1.3: reset high-speed USB device number 9 using xhci_hcd
[ 1756.937853] usb 5-1.3.1: reset full-speed USB device number 10 using xhci_hcd
[ 1757.333802] usb 5-1.3.3: reset high-speed USB device number 11 using xhci_hcd
[ 1757.513801] usb 5-1.3.4: reset high-speed USB device number 12 using xhci_hcd
[ 1760.610538] usb 5-1.3: reset high-speed USB device number 9 using xhci_hcd
[ 1761.033944] usb 5-1.3.1: reset full-speed USB device number 10 using xhci_hcd
[ 1761.430023] usb 5-1.3.3: reset high-speed USB device number 11 using xhci_hcd
[ 1761.609984] usb 5-1.3.4: reset high-speed USB device number 12 using xhci_hcd
[ 1764.450708] usb 5-1.3: reset high-speed USB device number 9 using xhci_hcd
[ 1764.874087] usb 5-1.3.1: reset full-speed USB device number 10 using xhci_hcd
[ 1765.270106] usb 5-1.3.3: reset high-speed USB device number 11 using xhci_hcd
[ 1765.450107] usb 5-1.3.4: reset high-speed USB device number 12 using xhci_hcd
[ 1768.546866] usb 5-1.3: reset high-speed USB device number 9 using xhci_hcd
[ 1768.970246] usb 5-1.3.1: reset full-speed USB device number 10 using xhci_hcd
[ 1769.366349] usb 5-1.3.3: reset high-speed USB device number 11 using xhci_hcd
[ 1769.550357] usb 5-1.3.4: reset high-speed USB device number 12 using xhci_hcd
[ 1772.643112] usb 5-1.3: reset high-speed USB device number 9 using xhci_hcd
[ 1773.066520] usb 5-1.3.1: reset full-speed USB device number 10 using xhci_hcd
[ 1773.470398] usb 5-1.3.3: reset high-speed USB device number 11 using xhci_hcd
[ 1773.650393] usb 5-1.3.4: reset high-speed USB device number 12 using xhci_hcd
[ 1776.483205] usb 5-1.3: reset high-speed USB device number 9 using xhci_hcd
[ 1776.906570] usb 5-1.3.1: reset full-speed USB device number 10 using xhci_hcd
[ 1777.310653] usb 5-1.3.3: reset high-speed USB device number 11 using xhci_hcd
[ 1777.490668] usb 5-1.3.4: reset high-speed USB device number 12 using xhci_hcd
[ 1780.579377] usb 5-1.3: reset high-speed USB device number 9 using xhci_hcd
[ 1781.002713] usb 5-1.3.1: reset full-speed USB device number 10 using xhci_hcd
[ 1781.402731] usb 5-1.3.3: reset high-speed USB device number 11 using xhci_hcd
[ 1781.582740] usb 5-1.3.4: reset high-speed USB device number 12 using xhci_hcd
[ 1784.323836] usb 5-1.3: USB disconnect, device number 9
[ 1784.323839] usb 5-1.3.1: USB disconnect, device number 10
[ 1784.324144] ftdi_sio ttyUSB0: FTDI USB Serial Device converter now disconnected from ttyUSB0
[ 1784.324158] ftdi_sio 5-1.3.1:1.0: device disconnected
[ 1784.324287] usb 5-1.3.3: USB disconnect, device number 11
[ 1784.324461] usb 5-1.3.4: USB disconnect, device number 12
[ 1787.263003] hub_port_connect: 36 callbacks suppressed
[ 1787.263005] usb 5-1-port3: connect-debounce failed