[19810.691693] usb 1-1.1: USB disconnect, device number 9
[19810.698736] sd 7:0:0:0: [sdb] Unhandled error code
[19810.698739] sd 7:0:0:0: [sdb]
[19810.698740] Result: hostbyte=DID_NO_CONNECT driverbyte=DRIVER_OK
[19810.698742] sd 7:0:0:0: [sdb] CDB:
[19810.698743] Read(10): 28 00 00 00 00 00 00 00 08 00
[19810.698749] end_request: I/O error, dev sdb, sector 0
[19810.698752] Buffer I/O error on device sdb, logical block 0
[19810.698774] ldm_validate_partition_table(): Disk read failed.
[19810.698789] Dev sdb: unable to read RDB block 0
[19810.698811]  sdb: unable to read partition table
[19810.698926] sd 7:0:0:0: [sdb] Attached SCSI removable disk
[19812.899643] usb 1-1.1: new high-speed USB device number 10 using ehci-pci
[19813.004150] usb 1-1.1: New USB device found, idVendor=0bda, idProduct=0138
[19813.004158] usb 1-1.1: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[19813.004162] usb 1-1.1: Product: USB2.0-CRW
[19813.004165] usb 1-1.1: Manufacturer: Generic
[19813.004168] usb 1-1.1: SerialNumber: 20090516388200000
[19813.025897] scsi8 : usb-storage 1-1.1:1.0
[19814.025050] scsi 8:0:0:0: Direct-Access     Generic- Multi-Card       1.00 PQ: 0 ANSI: 0 CCS
[19814.026358] sd 8:0:0:0: Attached scsi generic sg2 type 0
[19821.193111] sd 8:0:0:0: [sdb] Attached SCSI removable disk