usb 5-4: new high speed USB device using ehci_hcd and address 2
usb 5-4: new device found, idVendor=067b, idProduct=2507
usb 5-4: new device strings: Mfr=1, Product=2, SerialNumber=3
usb 5-4: Product: Mass Storage Device
usb 5-4: Manufacturer: Prolific Technology Inc.
usb 5-4: SerialNumber: 0
usb 5-4: configuration #1 chosen from 1 choice
Initializing USB Mass Storage driver...
scsi2 : SCSI emulation for USB Mass Storage devices
usb-storage: device found at 2
usb-storage: waiting for device to settle before scanning
usbcore: registered new driver usb-storage
USB Mass Storage support registered.
  Vendor: TOSHIBA   Model: MK4018GAP         Rev: M0.0
  Type:   Direct-Access                      ANSI SCSI revision: 00
SCSI device sda: 78140159 512-byte hdwr sectors (40008 MB)
sda: Write Protect is off
sda: Mode Sense: 03 00 00 00
sda: assuming drive cache: write through
SCSI device sda: 78140159 512-byte hdwr sectors (40008 MB)
sda: Write Protect is off
sda: Mode Sense: 03 00 00 00
sda: assuming drive cache: write through
 sda: sda1
 sda: p1 exceeds device capacity
sd 2:0:0:0: Attached scsi disk sda
sd 2:0:0:0: Attached scsi generic sg0 type 0
usb-storage: device scan complete
attempt to access beyond end of device
sda: rw=0, want=78140160, limit=78140159
printk: 1 messages suppressed.
Buffer I/O error on device sda1, logical block 78140096
attempt to access beyond end of device
sda: rw=0, want=78140160, limit=78140159
Buffer I/O error on device sda1, logical block 78140096
attempt to access beyond end of device
sda: rw=0, want=78140160, limit=78140159
Buffer I/O error on device sda1, logical block 78140096
attempt to access beyond end of device
sda: rw=0, want=78140160, limit=78140159
Buffer I/O error on device sda1, logical block 78140096
attempt to access beyond end of device
sda: rw=0, want=78140160, limit=78140159
Buffer I/O error on device sda1, logical block 78140096
attempt to access beyond end of device
sda: rw=0, want=78140160, limit=78140159
Buffer I/O error on device sda1, logical block 78140096
attempt to access beyond end of device
sda: rw=0, want=78140160, limit=78140159
Buffer I/O error on device sda1, logical block 78140096
attempt to access beyond end of device
sda: rw=0, want=78140160, limit=78140159
Buffer I/O error on device sda1, logical block 78140096
attempt to access beyond end of device
sda: rw=0, want=78140160, limit=78140159
Buffer I/O error on device sda1, logical block 78140096
attempt to access beyond end of device
sda: rw=0, want=78140160, limit=78140159
Buffer I/O error on device sda1, logical block 78140096
attempt to access beyond end of device
sda: rw=0, want=78140160, limit=78140159
attempt to access beyond end of device
sda: rw=0, want=78140160, limit=78140159