[ 2740.177685] usb 2-1.1: new full-speed USB device number 27 using ehci_hcd
[ 2740.249643] usb 2-1.1: device descriptor read/64, error -32
[ 2740.425530] usb 2-1.1: device descriptor read/64, error -32
[ 2740.609510] usb 2-1.1: new full-speed USB device number 28 using ehci_hcd
[ 2740.681339] usb 2-1.1: device descriptor read/64, error -32
[ 2740.857260] usb 2-1.1: device descriptor read/64, error -32
[ 2741.037096] usb 2-1.1: new full-speed USB device number 29 using ehci_hcd
[ 2741.444737] usb 2-1.1: device not accepting address 29, error -32
[ 2741.516938] usb 2-1.1: new full-speed USB device number 30 using ehci_hcd
[ 2741.924400] usb 2-1.1: device not accepting address 30, error -32
[ 2741.924582] hub 2-1:1.0: unable to enumerate USB device on port 1
[ 3495.608715] usb 2-1.1: new full-speed USB device number 31 using ehci_hcd
[ 3495.680681] usb 2-1.1: device descriptor read/64, error -32
[ 3495.856565] usb 2-1.1: device descriptor read/64, error -32
[ 3496.032380] usb 2-1.1: new full-speed USB device number 32 using ehci_hcd
[ 3496.104320] usb 2-1.1: device descriptor read/64, error -32
[ 3496.280241] usb 2-1.1: device descriptor read/64, error -32
[ 3496.456133] usb 2-1.1: new full-speed USB device number 33 using ehci_hcd
[ 3496.863730] usb 2-1.1: device not accepting address 33, error -32
[ 3496.935713] usb 2-1.1: new full-speed USB device number 34 using ehci_hcd