Thread: Cannot mount LaCie USB drive

i have usb drive not working anymore, maybe after being disconnected without unmounting.

copy hereafter messages syslog shows when connect drive:

jan 1 23:26:54 perevera-laptop kernel: [ 6879.248058] usb 2-1: new high speed usb device number 9 using ehci_hcd
jan 1 23:26:54 perevera-laptop kernel: [ 6879.383495] scsi12 : usb-storage 2-1:1.0
jan 1 23:26:54 perevera-laptop mtp-probe: checking bus 2, device 9: "/sys/devices/pci0000:00/0000:00:1d.7/usb2/2-1"
jan 1 23:26:54 perevera-laptop mtp-probe: bus: 2, device: 9 not mtp device
jan 1 23:26:55 perevera-laptop kernel: [ 6880.385534] scsi 12:0:0:0: direct-access samsung hm120jc 0000 pq: 0 ansi: 0
jan 1 23:26:55 perevera-laptop kernel: [ 6880.385572] scsi: killing requests dead queue
jan 1 23:26:55 perevera-laptop kernel: [ 6880.404121] scsi: killing requests dead queue
jan 1 23:26:55 perevera-laptop kernel: [ 6880.420138] scsi: killing requests dead queue
jan 1 23:26:55 perevera-laptop kernel: [ 6880.440117] scsi: killing requests dead queue
jan 1 23:26:55 perevera-laptop kernel: [ 6880.456113] scsi: killing requests dead queue
jan 1 23:26:55 perevera-laptop kernel: [ 6880.468099] scsi: killing requests dead queue
jan 1 23:26:56 perevera-laptop kernel: [ 6880.480114] scsi: killing requests dead queue
jan 1 23:26:56 perevera-laptop kernel: [ 6880.492091] scsi: killing requests dead queue
jan 1 23:26:56 perevera-laptop kernel: [ 6880.504241] sd 12:0:0:0: attached scsi generic sg2 type 0
jan 1 23:26:56 perevera-laptop kernel: [ 6880.507017] sd 12:0:0:0: [sdb] 234441648 512-byte logical blocks: (120 gb/111 gib)
jan 1 23:26:56 perevera-laptop kernel: [ 6880.507888] sd 12:0:0:0: [sdb] write protect off
jan 1 23:26:56 perevera-laptop kernel: [ 6880.507892] sd 12:0:0:0: [sdb] mode sense: 27 00 00 00
jan 1 23:26:56 perevera-laptop kernel: [ 6880.512911] sd 12:0:0:0: [sdb] no caching mode page present
jan 1 23:26:56 perevera-laptop kernel: [ 6880.512915] sd 12:0:0:0: [sdb] assuming drive cache: write through
jan 1 23:26:56 perevera-laptop kernel: [ 6880.515644] sd 12:0:0:0: [sdb] no caching mode page present
jan 1 23:26:56 perevera-laptop kernel: [ 6880.515648] sd 12:0:0:0: [sdb] assuming drive cache: write through
jan 1 23:26:56 perevera-laptop kernel: [ 6880.623276] sdb: sdb1 sdb2 < sdb5 >
jan 1 23:26:56 perevera-laptop kernel: [ 6880.637392] sd 12:0:0:0: [sdb] no caching mode page present
jan 1 23:26:56 perevera-laptop kernel: [ 6880.637397] sd 12:0:0:0: [sdb] assuming drive cache: write through
jan 1 23:26:56 perevera-laptop kernel: [ 6880.637400] sd 12:0:0:0: [sdb] attached scsi disk
jan 1 23:27:27 perevera-laptop kernel: [ 6911.952058] usb 2-1: reset high speed usb device number 9 using ehci_hcd
(...)
[ 7072.907644] sd 12:0:0:0: [sdb] unhandled error code
[ 7072.907648] sd 12:0:0:0: [sdb] result: hostbyte=did_abort driverbyte=driver_ok
[ 7072.907652] sd 12:0:0:0: [sdb] cdb: read(10): 28 00 0a 24 1b 56 00 00 08 00
[ 7072.907659] end_request: i/o error, dev sdb, sector 170138454
[ 7072.907664] buffer i/o error on device sdb5, logical block 6291456
[ 7072.907669] buffer i/o error on device sdb5, logical block 6291457
[ 7072.907671] buffer i/o error on device sdb5, logical block 6291458
[ 7072.907673] buffer i/o error on device sdb5, logical block 6291459
[ 7072.907675] buffer i/o error on device sdb5, logical block 6291460
[ 7072.907677] buffer i/o error on device sdb5, logical block 6291461
[ 7072.907680] buffer i/o error on device sdb5, logical block 6291462
[ 7072.907682] buffer i/o error on device sdb5, logical block 6291463
[ 7080.944062] usb 2-1: reset high speed usb device number 9 using ehci_hcd
[ 7091.188030] usb 2-1: reset high speed usb device number 9 using ehci_hcd
[ 7107.432056] usb 2-1: reset high speed usb device number 9 using ehci_hcd
[ 7107.680033] usb 2-1: reset high speed usb device number 9 using ehci_hcd
[ 7117.924056] usb 2-1: reset high speed usb device number 9 using ehci_hcd
[ 7118.057291] sd 12:0:0:0: device offlined - not ready after error recovery

disk not seen fdisk, there no action on using fsck or other command.

afraid facing serious hardware problem, if give me possible solution...

in advance.

i tried boot on al older ubuntu release, 9.10 instead of current 11.10, exact same problem appears:

jan 2 07:16:59 ubuntu kernel: [ 450.609471] usb 2-3: usb disconnect, address 3
jan 2 07:17:01 ubuntu cron[3829]: (root) cmd ( cd / && run-parts --report /etc/cron.hourly)
jan 2 07:17:09 ubuntu kernel: [ 460.660103] usb 2-2: new high speed usb device using ehci_hcd , address 4
jan 2 07:17:09 ubuntu kernel: [ 460.813449] usb 2-2: configuration #1 chosen 1 choice
jan 2 07:17:09 ubuntu kernel: [ 460.818925] scsi8 : scsi emulation usb mass storage devices
jan 2 07:17:09 ubuntu kernel: [ 460.824946] usb-storage: device found @ 4
jan 2 07:17:09 ubuntu kernel: [ 460.824952] usb-storage: waiting device settle before scanning
jan 2 07:17:14 ubuntu kernel: [ 465.820344] usb-storage: device scan complete
jan 2 07:17:14 ubuntu kernel: [ 465.833277] scsi 8:0:0:0: direct-access samsung hm120jc 0000 pq: 0 ansi: 0
jan 2 07:17:14 ubuntu kernel: [ 465.834168] sd 8:0:0:0: attached scsi generic sg2 type 0
jan 2 07:17:14 ubuntu kernel: [ 465.835005] sd 8:0:0:0: [sdb] 234441648 512-byte logical blocks: (120 gb/111 gib)
jan 2 07:17:14 ubuntu kernel: [ 465.836975] sd 8:0:0:0: [sdb] write protect off
jan 2 07:17:14 ubuntu kernel: [ 465.836975] sd 8:0:0:0: [sdb] mode sense: 27 00 00 00
jan 2 07:17:14 ubuntu kernel: [ 465.836975] sd 8:0:0:0: [sdb] assuming drive cache: write through
jan 2 07:17:14 ubuntu kernel: [ 465.839512] sd 8:0:0:0: [sdb] assuming drive cache: write through
jan 2 07:17:15 ubuntu kernel: [ 465.839521] sdb: sdb1 sdb2 < sdb5 >
jan 2 07:17:15 ubuntu kernel: [ 466.343939] sd 8:0:0:0: [sdb] assuming drive cache: write through
jan 2 07:17:15 ubuntu kernel: [ 466.343949] sd 8:0:0:0: [sdb] attached scsi disk
jan 2 07:17:15 ubuntu kernel: [ 466.511238] sd 8:0:0:0: [sdb] sense key : recovered error [current] [descriptor]
jan 2 07:17:15 ubuntu kernel: [ 466.511250] descriptor sense data sense descriptors (in hex):
jan 2 07:17:15 ubuntu kernel: [ 466.511254] 72 01 00 1d 00 00 00 0e 09 0c 00 00 00 00 00 00
jan 2 07:17:15 ubuntu kernel: [ 466.511270] 00 00 00 00 e0 50
jan 2 07:17:15 ubuntu kernel: [ 466.511279] sd 8:0:0:0: [sdb] add. sense: ata pass through information available
jan 2 07:17:15 ubuntu kernel: [ 466.519615] sd 8:0:0:0: [sdb] sense key : recovered error [current] [descriptor]
jan 2 07:17:15 ubuntu kernel: [ 466.519626] descriptor sense data sense descriptors (in hex):
jan 2 07:17:15 ubuntu kernel: [ 466.519630] 72 01 00 1d 00 00 00 0e 09 0c 00 00 00 00 00 00
jan 2 07:17:15 ubuntu kernel: [ 466.519644] 00 4f 00 c2 e0 50
jan 2 07:17:15 ubuntu kernel: [ 466.519652] sd 8:0:0:0: [sdb] add. sense: ata pass through information available
jan 2 07:17:15 ubuntu kernel: [ 466.567387] sd 8:0:0:0: [sdb] sense key : recovered error [current] [descriptor]
jan 2 07:17:15 ubuntu kernel: [ 466.567399] descriptor sense data sense descriptors (in hex):
jan 2 07:17:15 ubuntu kernel: [ 466.567404] 72 01 00 1d 00 00 00 0e 09 0c 00 00 00 00 00 00
jan 2 07:17:15 ubuntu kernel: [ 466.567420] 00 00 00 00 e0 50
jan 2 07:17:15 ubuntu kernel: [ 466.567428] sd 8:0:0:0: [sdb] add. sense: ata pass through information available
jan 2 07:17:15 ubuntu kernel: [ 466.652919] sd 8:0:0:0: [sdb] sense key : recovered error [current] [descriptor]
jan 2 07:17:15 ubuntu kernel: [ 466.652930] descriptor sense data sense descriptors (in hex):
jan 2 07:17:15 ubuntu kernel: [ 466.652934] 72 01 00 1d 00 00 00 0e 09 0c 00 00 00 00 00 00
jan 2 07:17:15 ubuntu kernel: [ 466.652948] 00 4f 00 c2 e0 50
jan 2 07:17:15 ubuntu kernel: [ 466.652956] sd 8:0:0:0: [sdb] add. sense: ata pass through information available
jan 2 07:17:15 ubuntu kernel: [ 466.719317] sd 8:0:0:0: [sdb] sense key : recovered error [current] [descriptor]
jan 2 07:17:15 ubuntu kernel: [ 466.719328] descriptor sense data sense descriptors (in hex):
jan 2 07:17:15 ubuntu kernel: [ 466.719333] 72 01 00 1d 00 00 00 0e 09 0c 00 00 00 ff 00 00
jan 2 07:17:15 ubuntu kernel: [ 466.719348] 00 00 00 00 e0 50
jan 2 07:17:15 ubuntu kernel: [ 466.719356] sd 8:0:0:0: [sdb] add. sense: ata pass through information available
jan 2 07:17:23 ubuntu kernel: [ 474.014269] usb 2-2: reset high speed usb device using ehci_hcd , address 4
jan 2 07:17:33 ubuntu kernel: [ 484.280132] usb 2-2: reset high speed usb device using ehci_hcd , address 4
jan 2 07:17:49 ubuntu kernel: [ 500.550103] usb 2-2: reset high speed usb device using ehci_hcd , address 4
jan 2 07:17:49 ubuntu kernel: [ 500.834264] usb 2-2: reset high speed usb device using ehci_hcd , address 4
jan 2 07:18:00 ubuntu kernel: [ 511.104270] usb 2-2: reset high speed usb device using ehci_hcd , address 4
jan 2 07:18:00 ubuntu kernel: [ 511.256081] sd 8:0:0:0: device offlined - not ready after error recovery
jan 2 07:18:00 ubuntu kernel: [ 511.256108] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256124] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256168] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256191] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256246] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256276] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256291] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256307] sd 8:0:0:0: [sdb] unhandled error code
jan 2 07:18:00 ubuntu kernel: [ 511.256311] sd 8:0:0:0: [sdb] result: hostbyte=did_no_connect driverbyte=driver_ok
jan 2 07:18:00 ubuntu kernel: [ 511.256318] end_request: i/o error, dev sdb, sector 234436286
jan 2 07:18:00 ubuntu kernel: [ 511.256326] buffer i/o error on device sdb5, logical block 70589288
jan 2 07:18:00 ubuntu kernel: [ 511.256332] buffer i/o error on device sdb5, logical block 70589289
jan 2 07:18:00 ubuntu kernel: [ 511.256338] buffer i/o error on device sdb5, logical block 70589290
jan 2 07:18:00 ubuntu kernel: [ 511.256343] buffer i/o error on device sdb5, logical block 70589291
jan 2 07:18:00 ubuntu kernel: [ 511.256348] buffer i/o error on device sdb5, logical block 70589292
jan 2 07:18:00 ubuntu kernel: [ 511.256352] buffer i/o error on device sdb5, logical block 70589293
jan 2 07:18:00 ubuntu kernel: [ 511.256357] buffer i/o error on device sdb5, logical block 70589294
jan 2 07:18:00 ubuntu kernel: [ 511.256362] buffer i/o error on device sdb5, logical block 70589295
jan 2 07:18:00 ubuntu kernel: [ 511.256430] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256450] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256465] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256531] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256518] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256611] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256640] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256669] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256685] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256695] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256703] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256712] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256720] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256729] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256738] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256748] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256757] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256766] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256774] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256785] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256794] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256802] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256811] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256852] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256859] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256882] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256984] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.257011] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.257026] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.256984] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.257060] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.257029] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.257045] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.257089] sd 8:0:0:0: rejecting i/o offline device
jan 2 07:18:00 ubuntu kernel: [ 511.266475] sd 8:0:0:0: rejecting i/o offline device

need advice...

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