dmesg me da esto!....no puedo montar pendrive



usb 3-5: new high speed USB device using ehci_hcd and address 3
usb 3-5: configuration #1 chosen from 1 choice
Initializing USB Mass Storage driver...
scsi4 : SCSI emulation for USB Mass Storage devices
usbcore: registered new driver usb-storage
USB Mass Storage support registered.
usb-storage: device found at 3
usb-storage: waiting for device to settle before scanning
  Vendor:           Model: USB Flash Memory  Rev: 1.00
  Type:   Direct-Access                      ANSI SCSI revision: 02
usb-storage: device scan complete
SCSI device sda: 1970176 512-byte hdwr sectors (1009 MB)
sda: Write Protect is off
sda: Mode Sense: 0b 00 00 08
sda: assuming drive cache: write through
SCSI device sda: 1970176 512-byte hdwr sectors (1009 MB)
sda: Write Protect is off
sda: Mode Sense: 0b 00 00 08
sda: assuming drive cache: write through
 sda: sda1
sd 4:0:0:0: Attached scsi removable disk sda