usb hub error-71

root@intel-corei7-64:/home/connectorio# dmesg|grep -i usb
[    0.982102] ACPI: bus type USB registered
[    0.983095] usbcore: registered new interface driver usbfs
[    0.984061] usbcore: registered new interface driver hub
[    0.985073] usbcore: registered new device driver usb
[    1.873106] ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
[    1.881511] ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
[    1.889616] uhci_hcd: USB Universal Host Controller Interface driver
[    1.899090] xhci_hcd 0000:00:15.0: new USB bus registered, assigned bus number 1
[    1.915125] hub 1-0:1.0: USB hub found
[    1.925662] xhci_hcd 0000:00:15.0: new USB bus registered, assigned bus number 2
[    1.931768] xhci_hcd 0000:00:15.0: Host supports USB 3.0 SuperSpeed
[    1.937429] hub 2-0:1.0: USB hub found
[    1.942978] usb: port power management may be unreliable
[    1.947936] usbcore: registered new interface driver usb-storage
[    1.952696] usbcore: registered new interface driver usbserial_generic
[    1.957941] usbserial: USB Serial support registered for generic
[    1.962669] usbcore: registered new interface driver ftdi_sio
[    1.967133] usbserial: USB Serial support registered for FTDI USB Serial Device
[    1.973208] usbcore: registered new interface driver pl2303
[    1.977497] usbserial: USB Serial support registered for pl2303
[    2.043172] usbcore: registered new interface driver usbhid
[    2.047466] usbhid: USB HID core driver
[    2.243291] usb 1-3: new full-speed USB device number 2 using xhci_hcd
[    2.362175] usb 1-3: device descriptor read/64, error -71
[    2.587078] usb 1-3: device descriptor read/64, error -71
[    2.811082] usb 1-3: new full-speed USB device number 3 using xhci_hcd
[    2.936170] usb 1-3: device descriptor read/64, error -71
[    3.163317] usb 1-3: device descriptor read/64, error -71
[    3.273431] usb usb1-port3: attempt power cycle
[    3.901295] usb 1-3: new full-speed USB device number 4 using xhci_hcd
[    3.906749] usb 1-3: Device not responding to setup address.
[    4.113467] usb 1-3: Device not responding to setup address.
[    4.321276] usb 1-3: device not accepting address 4, error -71
[    4.440281] usb 1-3: new full-speed USB device number 5 using xhci_hcd
[    4.445712] usb 1-3: Device not responding to setup address.
[    4.657452] usb 1-3: Device not responding to setup address.
[    4.865274] usb 1-3: device not accepting address 5, error -71
[    4.869985] usb usb1-port3: unable to enumerate USB device
[    5.317957] usbcore: registered new interface driver gs_usb