Comment 267 for bug 446146

Installed 2.6.31-15-generic and still no luck. Has the behavior. Device mounting and un mounting

[ 115.634818] usb-storage: waiting for device to settle before scanning
[ 115.634827] usbcore: registered new interface driver usb-storage
[ 115.634836] USB Mass Storage support registered.
[ 115.724143] usb 5-1: USB disconnect, address 2
[ 116.456093] usb 5-1: new full speed USB device using uhci_hcd and address 3
[ 116.613072] usb 5-1: configuration #1 chosen from 1 choice
[ 116.643572] scsi7 : SCSI emulation for USB Mass Storage devices
[ 116.645417] usb-storage: device found at 3
[ 116.645424] usb-storage: waiting for device to settle before scanning
[ 116.679037] usbcore: registered new interface driver usbserial
[ 116.679073] USB Serial support registered for generic
[ 116.679181] usbcore: registered new interface driver usbserial_generic
[ 116.679186] usbserial: USB Serial Driver core
[ 116.687154] USB Serial support registered for GSM modem (1-port)
[ 116.687270] option 5-1:1.0: GSM modem (1-port) converter detected
[ 116.687446] usb 5-1: GSM modem (1-port) converter now attached to ttyUSB0
[ 116.687471] option 5-1:1.1: GSM modem (1-port) converter detected
[ 116.687597] usb 5-1: GSM modem (1-port) converter now attached to ttyUSB1
[ 116.687638] usbcore: registered new interface driver option
[ 116.687643] option: v0.7.2:USB Driver for GSM modems
[ 121.645539] usb-storage: device scan complete
[ 121.648473] scsi 7:0:0:0: CD-ROM HUAWEI Mass Storage 2.31 PQ: 0 ANSI: 2
[ 121.672185] sr0: scsi-1 drive
[ 121.672193] Uniform CD-ROM driver Revision: 3.20
[ 121.672455] sr 7:0:0:0: Attached scsi CD-ROM sr0
[ 121.672599] sr 7:0:0:0: Attached scsi generic sg1 type 5
[ 133.644438] sr0: CDROM (ioctl) error, command: Get configuration 46 00 00 00 00 00 00 00 20 00
[ 133.644470] sr: Sense Key : No Sense [current]
[ 133.644480] sr: Add. Sense: No additional sense information
[ 133.843516] sr0: CDROM (ioctl) error, command: Get configuration 46 00 00 00 00 00 00 00 20 00
[ 133.843548] sr: Sense Key : No Sense [current]
[ 133.843558] sr: Add. Sense: No additional sense information
[ 133.935503] option: option_instat_callback: error -108
[ 133.935652] option1 ttyUSB0: GSM modem (1-port) converter now disconnected from ttyUSB0
[ 133.935677] option 5-1:1.0: device disconnected
[ 133.935756] option1 ttyUSB1: GSM modem (1-port) converter now disconnected from ttyUSB1
[ 133.935777] option 5-1:1.1: device disconnected
[ 134.044090] usb 5-1: reset full speed USB device using uhci_hcd and address 3
[ 134.186965] option 5-1:1.1: GSM modem (1-port) converter detected
[ 134.187133] usb 5-1: GSM modem (1-port) converter now attached to ttyUSB0
[ 134.191282] option 5-1:1.0: GSM modem (1-port) converter detected
[ 134.191453] usb 5-1: GSM modem (1-port) converter now attached to ttyUSB1
[ 134.588857] option: option_instat_callback: error -108
[ 134.590198] option1 ttyUSB1: GSM modem (1-port) converter now disconnected from ttyUSB1
[ 134.590245] option 5-1:1.0: device disconnected
[ 134.590406] option1 ttyUSB0: GSM modem (1-port) converter now disconnected from ttyUSB0
[ 134.590445] option 5-1:1.1: device disconnected
[ 134.704130] usb 5-1: reset full speed USB device using uhci_hcd and address 3
[ 134.824084] usb 5-1: device descriptor read/64, error -71
[ 134.992219] usb 5-1: USB disconnect, address 3
[ 135.000599] scsi 7:0:0:0: rejecting I/O to dead device
[ 151.868109] usb 5-1: new full speed USB device using uhci_hcd and address 4
[ 152.024559] usb 5-1: configuration #1 chosen from 1 choice
[ 152.035149] option 5-1:1.0: GSM modem (1-port) converter detected
[ 152.035313] usb 5-1: GSM modem (1-port) converter now attached to ttyUSB0
[ 152.037556] option 5-1:1.1: GSM modem (1-port) converter detected
[ 152.037691] usb 5-1: GSM modem (1-port) converter now attached to ttyUSB1
[ 152.038766] scsi12 : SCSI emulation for USB Mass Storage devi