[ 2046.690117] usb 1-2: new high speed USB device using ehci_hcd and address 22
[ 2046.842718] usb-storage 1-2:1.0: Quirks match for vid 05ac pid 120a: 10
[ 2046.842767] scsi14 : usb-storage 1-2:1.0
[ 2047.841191] scsi 14:0:0:0: Direct-Access     Apple    iPod             1.62 PQ: 0 ANSI: 0
[ 2047.842323] sd 14:0:0:0: Attached scsi generic sg2 type 0
[ 2047.843774] sd 14:0:0:0: [sdb] Adjusting the sector count from its reported value: 3999744
[ 2047.843786] sd 14:0:0:0: [sdb] 3999743 512-byte logical blocks: (2.04 GB/1.90 GiB)
[ 2047.845144] sd 14:0:0:0: [sdb] Write Protect is off
[ 2047.845151] sd 14:0:0:0: [sdb] Mode Sense: 68 00 00 08
[ 2047.845156] sd 14:0:0:0: [sdb] Assuming drive cache: write through
[ 2047.847137] sd 14:0:0:0: [sdb] Adjusting the sector count from its reported value: 3999744
[ 2047.848027] sd 14:0:0:0: [sdb] Assuming drive cache: write through
[ 2047.848038]  sdb: sdb1 sdb2
[ 2047.853523] sd 14:0:0:0: [sdb] Adjusting the sector count from its reported value: 3999744
[ 2047.854515] sd 14:0:0:0: [sdb] Assuming drive cache: write through
[ 2047.854523] sd 14:0:0:0: [sdb] Attached SCSI removable disk
[ 2047.980758] sd 14:0:0:0: [sdb] Unhandled sense code
[ 2047.980763] sd 14:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 2047.980767] sd 14:0:0:0: [sdb] Sense Key : Medium Error [current] 
[ 2047.980772] Info fld=0x0
[ 2047.980774] sd 14:0:0:0: [sdb] Add. Sense: Unrecovered read error
[ 2047.980779] sd 14:0:0:0: [sdb] CDB: Read(10): 28 00 00 02 73 80 00 00 07 00
[ 2047.980788] end_request: I/O error, dev sdb, sector 160640
[ 2047.980792] Buffer I/O error on device sdb1, logical block 160577
[ 2047.980795] Buffer I/O error on device sdb1, logical block 160578
[ 2047.980798] Buffer I/O error on device sdb1, logical block 160579
[ 2047.980801] Buffer I/O error on device sdb1, logical block 160580
[ 2047.980804] Buffer I/O error on device sdb1, logical block 160581
[ 2047.980806] Buffer I/O error on device sdb1, logical block 160582
[ 2047.980809] Buffer I/O error on device sdb1, logical block 160583
[ 2047.986133] sd 14:0:0:0: [sdb] Unhandled sense code
[ 2047.986137] sd 14:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 2047.986144] sd 14:0:0:0: [sdb] Sense Key : Medium Error [current] 
[ 2047.986152] Info fld=0x0
[ 2047.986156] sd 14:0:0:0: [sdb] Add. Sense: Unrecovered read error
[ 2047.986164] sd 14:0:0:0: [sdb] CDB: Read(10): 28 00 00 02 73 80 00 00 01 00
[ 2047.986181] end_request: I/O error, dev sdb, sector 160640
[ 2047.986187] Buffer I/O error on device sdb1, logical block 160577
[ 2047.992763] sd 14:0:0:0: [sdb] Unhandled sense code
[ 2047.992766] sd 14:0:0:0: [sdb] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[ 2047.992770] sd 14:0:0:0: [sdb] Sense Key : Medium Error [current] 
[ 2047.992775] Info fld=0x0
[ 2047.992777] sd 14:0:0:0: [sdb] Add. Sense: Unrecovered read error
[ 2047.992782] sd 14:0:0:0: [sdb] CDB: Read(10): 28 00 00 02 73 80 00 00 01 00
[ 2047.992793] end_request: I/O error, dev sdb, sector 160640
[ 2047.992796] Buffer I/O error on device sdb1, logical block 160577
[ 2049.116181] FAT: Filesystem error (dev sdb2)
[ 2049.116186]     fat_free_clusters: deleting FAT entry beyond EOF
[ 2049.116189] FAT: Filesystem has been set read-only