[ 4118.840896] sd 4:0:0:0: [sdb] CDB: Read(10): 28 00 00 00 00 00 00 00 08 00
[ 4118.840923] end_request: I/O error, dev sdb, sector 0
[ 4118.840936] quiet_error: 21 callbacks suppressed
[ 4118.840944] Buffer I/O error on device sdb, logical block 0
[ 4118.841366] ldm_validate_partition_table(): Disk read failed.
[ 4118.841722] Dev sdb: unable to read RDB block 0
[ 4118.842081]  sdb: unable to read partition table
[ 4118.842513] sd 4:0:0:0: [sdb] READ CAPACITY failed
[ 4118.842524] sd 4:0:0:0: [sdb]  Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK
[ 4118.842536] sd 4:0:0:0: [sdb] Sense not available.
[ 4118.842646] sd 4:0:0:0: [sdb] Asking for cache data failed
[ 4118.842658] sd 4:0:0:0: [sdb] Assuming drive cache: write through
[ 4118.842669] sd 4:0:0:0: [sdb] Attached SCSI disk
[ 4126.672131] usb 1-2: new high speed USB device using ehci_hcd and address 6
[ 4126.808297] scsi5 : usb-storage 1-2:1.0
[ 4149.136184] usb 1-2: reset high speed USB device using ehci_hcd and address 6
[ 4159.380145] usb 1-2: reset high speed USB device using ehci_hcd and address 6
[ 4175.624138] usb 1-2: reset high speed USB device using ehci_hcd and address 6
[ 4175.872164] usb 1-2: reset high speed USB device using ehci_hcd and address 6
[ 4186.116162] usb 1-2: reset high speed USB device using ehci_hcd and address 6
[ 4186.249410] scsi 5:0:0:0: Device offlined - not ready after error recovery
lance@lance-laptop:~$