[ 1244.816593] usb 8-2: new full speed USB device using uhci_hcd and address 2
[ 1245.034094] Initializing USB Mass Storage driver...
[ 1245.034210] scsi6 : usb-storage 8-2:1.0
[ 1245.034301] usbcore: registered new interface driver usb-storage
[ 1245.034303] USB Mass Storage support registered.
[ 1245.052564] usbcore: registered new interface driver usbserial
[ 1245.052620] USB Serial support registered for generic
[ 1245.052899] usbcore: registered new interface driver usbserial_generic
[ 1245.052902] usbserial: USB Serial Driver core
[ 1245.102223] USB Serial support registered for GSM modem (1-port)
[ 1245.102696] usbcore: registered new interface driver option
[ 1245.102698] option: v0.7.2:USB Driver for GSM modems
[ 1246.616159] usb 8-2: USB disconnect, address 2
[ 1248.096066] usb 8-2: new full speed USB device using uhci_hcd and address 3
[ 1248.266332] option 8-2:1.0: GSM modem (1-port) converter detected
[ 1248.266414] usb 8-2: GSM modem (1-port) converter now attached to ttyUSB0
[ 1248.268626] option 8-2:1.1: GSM modem (1-port) converter detected
[ 1248.268698] usb 8-2: GSM modem (1-port) converter now attached to ttyUSB1
[ 1248.271514] option 8-2:1.2: GSM modem (1-port) converter detected
[ 1248.271596] usb 8-2: GSM modem (1-port) converter now attached to ttyUSB2
[ 1248.275262] option 8-2:1.3: GSM modem (1-port) converter detected
[ 1248.275357] usb 8-2: GSM modem (1-port) converter now attached to ttyUSB3
[ 1296.712113] usb 8-2: USB disconnect, address 3
[ 1296.713428] option: option_instat_callback: error -108
[ 1296.713777] option1 ttyUSB0: GSM modem (1-port) converter now disconnected from ttyUSB0
[ 1296.713807] option 8-2:1.0: device disconnected
[ 1296.714009] option1 ttyUSB1: GSM modem (1-port) converter now disconnected from ttyUSB1
[ 1296.714050] option 8-2:1.1: device disconnected
[ 1296.714254] option1 ttyUSB2: GSM modem (1-port) converter now disconnected from ttyUSB2
[ 1296.714295] option 8-2:1.2: device disconnected
[ 1296.714514] option1 ttyUSB3: GSM modem (1-port) converter now disconnected from ttyUSB3
[ 1296.714542] option 8-2:1.3: device disconnected
[ 1297.200079] usb 8-2: new full speed USB device using uhci_hcd and address 4
[ 1297.367464] option 8-2:1.0: GSM modem (1-port) converter detected
[ 1297.367666] usb 8-2: GSM modem (1-port) converter now attached to ttyUSB0
[ 1297.370221] option 8-2:1.1: GSM modem (1-port) converter detected