usb 1-2: new full speed USB device using address 3
scsi1 : SCSI emulation for USB Mass Storage devices
  Vendor: Kingston  Model: DataTraveler 2.0  Rev: 1.04
  Type:   Direct-Access                      ANSI SCSI revision: 02
SCSI device sda: 1003520 512-byte hdwr sectors (514 MB)
sda: assuming Write Enabled
sda: assuming drive cache: write through
 /dev/scsi/host1/bus0/target0/lun0: [CUMANA/ADFS] p1<5>Attached scsi removable disk sda at scsi1, channel 0, id 0, lun 0
USB Mass Storage device found at 3
Buffer I/O error on device sda1, logical block 508378384
Buffer I/O error on device sda1, logical block 508378385
Buffer I/O error on device sda1, logical block 508378386
Buffer I/O error on device sda1, logical block 508378387
Buffer I/O error on device sda1, logical block 508378388
Buffer I/O error on device sda1, logical block 508378389
Buffer I/O error on device sda1, logical block 508378390
Buffer I/O error on device sda1, logical block 508378391
Buffer I/O error on device sda1, logical block 508378392
Buffer I/O error on device sda1, logical block 508378393
Buffer I/O error on device sda1, logical block 508378394
Buffer I/O error on device sda1, logical block 508378395
Buffer I/O error on device sda1, logical block 508378396
Buffer I/O error on device sda1, logical block 508378397
Buffer I/O error on device sda1, logical block 508378398
Buffer I/O error on device sda1, logical block 508378399
Buffer I/O error on device sda1, logical block 508378384