i have got the same problem 
cant access the hard disk which i upgraded to hardy heron.. 
cant get it to start... 



heres d dmesg output



0+ processors (version 2.00.00)
[ 627.807833] powernow-k8: MP systems not supported by PSB BIOS structure
[ 627.808030] powernow-k8: MP systems not supported by PSB BIOS structure
[ 632.805760] lp0: using parport0 (interrupt-driven).
[ 633.958279] ppdev: user-space parallel port driver
[ 635.268101] eth0: no link during initialization.
[ 638.389465] Failure registering capabilities with primary security module.
[ 639.292524] Bluetooth: Core ver 2.11
[ 639.292683] NET: Registered protocol family 31
[ 639.292686] Bluetooth: HCI device and connection manager initialized
[ 639.292690] Bluetooth: HCI socket layer initialized
[ 639.376389] Bluetooth: L2CAP ver 2.8
[ 639.376393] Bluetooth: L2CAP socket layer initialized
[ 639.921649] Bluetooth: RFCOMM socket layer initialized
[ 639.921669] Bluetooth: RFCOMM TTY layer initialized
[ 639.921671] Bluetooth: RFCOMM ver 1.8
[ 788.594559] end_request: I/O error, dev fd0, sector 0
[ 800.775717] end_request: I/O error, dev fd0, sector 0
[ 812.957550] end_request: I/O error, dev fd0, sector 0
[ 825.132448] end_request: I/O error, dev fd0, sector 0
[ 837.306252] end_request: I/O error, dev fd0, sector 0
[ 837.306258] Buffer I/O error on device fd0, logical block 0
[ 849.479961] end_request: I/O error, dev fd0, sector 0
[ 849.479968] Buffer I/O error on device fd0, logical block 0
[ 861.641668] end_request: I/O error, dev fd0, sector 0
[ 861.641674] Buffer I/O error on device fd0, logical block 0
[ 873.887443] end_request: I/O error, dev fd0, sector 0
[ 873.887449] Buffer I/O error on device fd0, logical block 0
[ 886.133416] end_request: I/O error, dev fd0, sector 0
[ 886.133423] Buffer I/O error on device fd0, logical block 0
[ 898.367440] end_request: I/O error, dev fd0, sector 0
[ 898.367445] Buffer I/O error on device fd0, logical block 0
[ 910.590083] end_request: I/O error, dev fd0, sector 0
[ 910.590090] Buffer I/O error on device fd0, logical block 0
[ 922.811951] end_request: I/O error, dev fd0, sector 0
[ 922.811957] Buffer I/O error on device fd0, logical block 0
[ 935.025584] end_request: I/O error, dev fd0, sector 0
[ 935.025590] Buffer I/O error on device fd0, logical block 0
[ 947.231221] end_request: I/O error, dev fd0, sector 0
[ 947.231227] Buffer I/O error on device fd0, logical block 0
[ 959.429869] end_request: I/O error, dev fd0, sector 0
[ 959.429875] Buffer I/O error on device fd0, logical block 0
[ 971.611047] end_request: I/O error, dev fd0, sector 0
[ 971.611054] Buffer I/O error on device fd0, logical block 0
[ 983.797448] end_request: I/O error, dev fd0, sector 0
[ 983.797454] Buffer I/O error on device fd0, logical block 0
[ 995.983449] end_request: I/O error, dev fd0, sector 0
[ 995.983455] Buffer I/O error on device fd0, logical block 0
[ 1008.173065] end_request: I/O error, dev fd0, sector 0
[ 1008.173071] Buffer I/O error on device fd0, logical block 0
[ 1020.363258] end_request: I/O error, dev fd0, sector 0
[ 1020.363265] Buffer I/O error on device fd0, logical block 0
[ 1032.548839] end_request: I/O error, dev fd0, sector 0
[ 1044.731635] end_request: I/O error, dev fd0, sector 0
[ 1056.917578] end_request: I/O error, dev fd0, sector 0
[ 1069.098891] end_request: I/O error, dev fd0, sector 0
[ 1069.098897] Buffer I/O error on device fd0, logical block 0
[ 1081.272733] end_request: I/O error, dev fd0, sector 0
[ 1081.272740] Buffer I/O error on device fd0, logical block 0
[ 1088.524061] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1088.524067] ata2.00: (BMDMA stat 0x25)
[ 1088.524072] ata2.00: cmd c8/00:2c:61:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 22528 in
[ 1088.524073] res 51/40:09:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1088.547365] ata2.00: configured for UDMA/133
[ 1088.547373] ata2: EH complete
[ 1093.189533] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1093.189537] ata2.00: (BMDMA stat 0x25)
[ 1093.189541] ata2.00: cmd c8/00:2c:61:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 22528 in
[ 1093.189543] res 51/40:09:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1093.214582] ata2.00: configured for UDMA/133
[ 1093.214589] ata2: EH complete
[ 1097.871671] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1097.871676] ata2.00: (BMDMA stat 0x25)
[ 1097.871681] ata2.00: cmd c8/00:2c:61:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 22528 in
[ 1097.871682] res 51/40:09:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1097.893798] ata2.00: configured for UDMA/133
[ 1097.893806] ata2: EH complete
[ 1102.578803] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1102.578808] ata2.00: (BMDMA stat 0x25)
[ 1102.578812] ata2.00: cmd c8/00:2c:61:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 22528 in
[ 1102.578813] res 51/40:09:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1102.601008] ata2.00: configured for UDMA/133
[ 1102.601015] ata2: EH complete
[ 1107.319261] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1107.319265] ata2.00: (BMDMA stat 0x25)
[ 1107.319269] ata2.00: cmd c8/00:2c:61:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 22528 in
[ 1107.319270] res 51/40:09:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1107.340216] ata2.00: configured for UDMA/133
[ 1107.340223] ata2: EH complete
[ 1112.051388] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1112.051392] ata2.00: (BMDMA stat 0x25)
[ 1112.051397] ata2.00: cmd c8/00:2c:61:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 22528 in
[ 1112.051398] res 51/40:09:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1112.075422] ata2.00: configured for UDMA/133
[ 1112.075449] sd 1:0:0:0: [sda] Result: hostbyte=DID_OK
driverbyte=DRIVER_SENSE,SUGGEST_OK
[ 1112.075452] sd 1:0:0:0: [sda] Sense Key : Medium Error [current] [descriptor]
[ 1112.075455] Descriptor sense data with sense descriptors (in hex):
[ 1112.075457] 72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
[ 1112.075462] 00 00 00 84
[ 1112.075464] sd 1:0:0:0: [sda] Add. Sense: Unrecovered read error -
auto reallocate failed
[ 1112.075468] end_request: I/O error, dev sda, sector 132
[ 1112.075471] Buffer I/O error on device sda1, logical block 34
[ 1112.075474] Buffer I/O error on device sda1, logical block 35
[ 1112.075477] Buffer I/O error on device sda1, logical block 36
[ 1112.075479] Buffer I/O error on device sda1, logical block 37
[ 1112.075481] Buffer I/O error on device sda1, logical block 38
[ 1112.075490] ata2: EH complete
[ 1112.102066] sd 1:0:0:0: [sda] 312581808 512-byte hardware sectors (160042 MB)
[ 1116.758524] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1116.758529] ata2.00: (BMDMA stat 0x25)
[ 1116.758534] ata2.00: cmd c8/00:04:83:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 2048 in
[ 1116.758535] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1116.782633] ata2.00: configured for UDMA/133
[ 1116.782642] ata2: EH complete
[ 1121.440661] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1121.440666] ata2.00: (BMDMA stat 0x25)
[ 1121.440670] ata2.00: cmd c8/00:04:83:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 2048 in
[ 1121.440671] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1121.461849] ata2.00: configured for UDMA/133
[ 1121.461857] ata2: EH complete
[ 1126.172786] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1126.172790] ata2.00: (BMDMA stat 0x25)
[ 1126.172795] ata2.00: cmd c8/00:04:83:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 2048 in
[ 1126.172796] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1126.197056] ata2.00: configured for UDMA/133
[ 1126.197063] ata2: EH complete
[ 1130.921573] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1130.921576] ata2.00: (BMDMA stat 0x25)
[ 1130.921581] ata2.00: cmd c8/00:04:83:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 2048 in
[ 1130.921582] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1130.944260] ata2.00: configured for UDMA/133
[ 1130.944266] ata2: EH complete
[ 1135.670363] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1135.670367] ata2.00: (BMDMA stat 0x25)
[ 1135.670371] ata2.00: cmd c8/00:04:83:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 2048 in
[ 1135.670372] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1135.691466] ata2.00: configured for UDMA/133
[ 1135.691472] ata2: EH complete
[ 1140.360841] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1140.360846] ata2.00: (BMDMA stat 0x25)
[ 1140.360851] ata2.00: cmd c8/00:04:83:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 2048 in
[ 1140.360852] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1140.382678] ata2.00: configured for UDMA/133
[ 1140.382692] sd 1:0:0:0: [sda] Result: hostbyte=DID_OK
driverbyte=DRIVER_SENSE,SUGGEST_OK
[ 1140.382695] sd 1:0:0:0: [sda] Sense Key : Medium Error [current] [descriptor]
[ 1140.382698] Descriptor sense data with sense descriptors (in hex):
[ 1140.382700] 72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
[ 1140.382704] 00 00 00 84
[ 1140.382707] sd 1:0:0:0: [sda] Add. Sense: Unrecovered read error -
auto reallocate failed
[ 1140.382711] end_request: I/O error, dev sda, sector 132
[ 1140.382714] Buffer I/O error on device sda1, logical block 34
[ 1140.382718] Buffer I/O error on device sda1, logical block 35
[ 1140.382731] ata2: EH complete
[ 1140.385398] sd 1:0:0:0: [sda] Write Protect is off
[ 1140.385401] sd 1:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 1140.386455] sd 1:0:0:0: [sda] Write cache: enabled, read cache:
enabled, doesn't support DPO or FUA
[ 1140.388260] sd 1:0:0:0: [sda] 312581808 512-byte hardware sectors (160042 MB)
[ 1140.388340] sd 1:0:0:0: [sda] Write Protect is off
[ 1140.388343] sd 1:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 1140.388755] sd 1:0:0:0: [sda] Write cache: enabled, read cache:
enabled, doesn't support DPO or FUA
[ 1145.134623] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1145.134628] ata2.00: (BMDMA stat 0x25)
[ 1145.134633] ata2.00: cmd c8/00:3e:61:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 31744 in
[ 1145.134635] res 51/40:1b:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1145.169878] ata2.00: configured for UDMA/133
[ 1145.169886] ata2: EH complete
[ 1149.833420] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1149.833424] ata2.00: (BMDMA stat 0x25)
[ 1149.833429] ata2.00: cmd c8/00:3e:61:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 31744 in
[ 1149.833430] res 51/40:1b:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1149.869088] ata2.00: configured for UDMA/133
[ 1149.869097] ata2: EH complete
[ 1154.523890] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1154.523894] ata2.00: (BMDMA stat 0x25)
[ 1154.523898] ata2.00: cmd c8/00:3e:61:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 31744 in
[ 1154.523899] res 51/40:1b:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1154.552302] ata2.00: configured for UDMA/133
[ 1154.552308] ata2: EH complete
[ 1159.239353] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1159.239357] ata2.00: (BMDMA stat 0x25)
[ 1159.239362] ata2.00: cmd c8/00:3e:61:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 31744 in
[ 1159.239363] res 51/40:1b:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1159.267513] ata2.00: configured for UDMA/133
[ 1159.267520] ata2: EH complete
[ 1163.921493] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1163.921496] ata2.00: (BMDMA stat 0x25)
[ 1163.921501] ata2.00: cmd c8/00:3e:61:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 31744 in
[ 1163.921502] res 51/40:1b:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1163.950730] ata2.00: configured for UDMA/133
[ 1163.950737] ata2: EH complete
[ 1168.636957] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1168.636961] ata2.00: (BMDMA stat 0x25)
[ 1168.636966] ata2.00: cmd c8/00:3e:61:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 31744 in
[ 1168.636967] res 51/40:1b:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1168.661940] ata2.00: configured for UDMA/133
[ 1168.661968] sd 1:0:0:0: [sda] Result: hostbyte=DID_OK
driverbyte=DRIVER_SENSE,SUGGEST_OK
[ 1168.661971] sd 1:0:0:0: [sda] Sense Key : Medium Error [current] [descriptor]
[ 1168.661975] Descriptor sense data with sense descriptors (in hex):
[ 1168.661976] 72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
[ 1168.661981] 00 00 00 84
[ 1168.661983] sd 1:0:0:0: [sda] Add. Sense: Unrecovered read error -
auto reallocate failed
[ 1168.661987] end_request: I/O error, dev sda, sector 132
[ 1168.661990] Buffer I/O error on device sda1, logical block 34
[ 1168.661993] Buffer I/O error on device sda1, logical block 35
[ 1168.661996] Buffer I/O error on device sda1, logical block 36
[ 1168.661999] Buffer I/O error on device sda1, logical block 37
[ 1168.662001] Buffer I/O error on device sda1, logical block 38
[ 1168.662004] Buffer I/O error on device sda1, logical block 39
[ 1168.662006] Buffer I/O error on device sda1, logical block 40
[ 1168.662009] Buffer I/O error on device sda1, logical block 41
[ 1168.662011] Buffer I/O error on device sda1, logical block 42
[ 1168.662013] Buffer I/O error on device sda1, logical block 43
[ 1168.662024] ata2: EH complete
[ 1168.687636] sd 1:0:0:0: [sda] 312581808 512-byte hardware sectors (160042 MB)
[ 1173.352424] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1173.352429] ata2.00: (BMDMA stat 0x25)
[ 1173.352433] ata2.00: cmd c8/00:04:83:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 2048 in
[ 1173.352435] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1173.377150] ata2.00: configured for UDMA/133
[ 1173.377158] ata2: EH complete
[ 1178.042893] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1178.042897] ata2.00: (BMDMA stat 0x25)
[ 1178.042901] ata2.00: cmd c8/00:04:83:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 2048 in
[ 1178.042903] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1178.068363] ata2.00: configured for UDMA/133
[ 1178.068370] ata2: EH complete
[ 1182.691705] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1182.691709] ata2.00: (BMDMA stat 0x25)
[ 1182.691713] ata2.00: cmd c8/00:04:83:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 2048 in
[ 1182.691714] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1182.715584] ata2.00: configured for UDMA/133
[ 1182.715591] ata2: EH complete
[ 1187.348852] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1187.348856] ata2.00: (BMDMA stat 0x25)
[ 1187.348860] ata2.00: cmd c8/00:04:83:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 2048 in
[ 1187.348861] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1187.374803] ata2.00: configured for UDMA/133
[ 1187.374810] ata2: EH complete
[ 1192.022660] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1192.022664] ata2.00: (BMDMA stat 0x25)
[ 1192.022668] ata2.00: cmd c8/00:04:83:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 2048 in
[ 1192.022669] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1192.050021] ata2.00: configured for UDMA/133
[ 1192.050029] ata2: EH complete
[ 1196.788111] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1196.788115] ata2.00: (BMDMA stat 0x25)
[ 1196.788119] ata2.00: cmd c8/00:04:83:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 2048 in
[ 1196.788120] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1196.813223] ata2.00: configured for UDMA/133
[ 1196.813233] sd 1:0:0:0: [sda] Result: hostbyte=DID_OK
driverbyte=DRIVER_SENSE,SUGGEST_OK
[ 1196.813236] sd 1:0:0:0: [sda] Sense Key : Medium Error [current] [descriptor]
[ 1196.813239] Descriptor sense data with sense descriptors (in hex):
[ 1196.813241] 72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
[ 1196.813246] 00 00 00 84
[ 1196.813248] sd 1:0:0:0: [sda] Add. Sense: Unrecovered read error -
auto reallocate failed
[ 1196.813252] end_request: I/O error, dev sda, sector 132
[ 1196.813254] printk: 4 messages suppressed.
[ 1196.813256] Buffer I/O error on device sda1, logical block 34
[ 1196.813260] Buffer I/O error on device sda1, logical block 35
[ 1196.813270] ata2: EH complete
[ 1196.813441] sd 1:0:0:0: [sda] Write Protect is off
[ 1196.813443] sd 1:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 1196.815597] sd 1:0:0:0: [sda] Write cache: enabled, read cache:
enabled, doesn't support DPO or FUA
[ 1196.815671] sd 1:0:0:0: [sda] 312581808 512-byte hardware sectors (160042 MB)
[ 1196.815700] sd 1:0:0:0: [sda] Write Protect is off
[ 1196.815702] sd 1:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 1196.817274] sd 1:0:0:0: [sda] Write cache: enabled, read cache:
enabled, doesn't support DPO or FUA
[ 1262.059457] NET: Registered protocol family 10
[ 1262.059720] lo: Disabled Privacy Extensions
[ 1262.060028] ADDRCONF(NETDEV_UP): eth0: link is not ready
[ 1347.099108] eth0: link up.
[ 1347.099925] ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 1349.527667] NET: Registered protocol family 17
[ 1352.476281] eth0: link down.
[ 1354.127828] eth0: link up.
[ 1354.128647] ADDRCONF(NETDEV_CHANGE): eth0: link becomes ready
[ 1354.898346] usb 1-5: new full speed USB device using ohci_hcd and address 2
[ 1355.119580] usb 1-5: configuration #2 chosen from 2 choices
[ 1355.302435] eth1: register 'cdc_ether' at usb-0000:00:02.0-5, CDC
Ethernet Device, 00:08:5c:57:53:b7
[ 1355.302452] usbcore: registered new interface driver cdc_ether
[ 1364.596902] eth0: no IPv6 routers present
[ 1386.273159] eth0: no IPv6 routers present
[ 1390.872042] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1390.872048] ata2.00: (BMDMA stat 0x25)
[ 1390.872054] ata2.00: cmd c8/00:08:7f:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 4096 in
[ 1390.872055] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1390.896787] ata2.00: configured for UDMA/133
[ 1390.896797] ata2: EH complete
[ 1395.562523] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1395.562529] ata2.00: (BMDMA stat 0x25)
[ 1395.562535] ata2.00: cmd c8/00:08:7f:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 4096 in
[ 1395.562537] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1395.584012] ata2.00: configured for UDMA/133
[ 1395.584023] ata2: EH complete
[ 1400.228010] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1400.228016] ata2.00: (BMDMA stat 0x25)
[ 1400.228022] ata2.00: cmd c8/00:08:7f:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 4096 in
[ 1400.228024] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1400.251242] ata2.00: configured for UDMA/133
[ 1400.251254] ata2: EH complete
[ 1404.926823] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1404.926829] ata2.00: (BMDMA stat 0x25)
[ 1404.926834] ata2.00: cmd c8/00:08:7f:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 4096 in
[ 1404.926835] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1404.950463] ata2.00: configured for UDMA/133
[ 1404.950475] ata2: EH complete
[ 1409.667289] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1409.667294] ata2.00: (BMDMA stat 0x25)
[ 1409.667300] ata2.00: cmd c8/00:08:7f:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 4096 in
[ 1409.667302] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1409.689681] ata2.00: configured for UDMA/133
[ 1409.689692] ata2: EH complete
[ 1414.399428] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 1414.399434] ata2.00: (BMDMA stat 0x25)
[ 1414.399439] ata2.00: cmd c8/00:08:7f:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 4096 in
[ 1414.399441] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 1414.420896] ata2.00: configured for UDMA/133
[ 1414.420910] sd 1:0:0:0: [sda] Result: hostbyte=DID_OK
driverbyte=DRIVER_SENSE,SUGGEST_OK
[ 1414.420915] sd 1:0:0:0: [sda] Sense Key : Medium Error [current] [descriptor]
[ 1414.420921] Descriptor sense data with sense descriptors (in hex):
[ 1414.420923] 72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
[ 1414.420933] 00 00 00 84
[ 1414.420937] sd 1:0:0:0: [sda] Add. Sense: Unrecovered read error -
auto reallocate failed
[ 1414.420943] end_request: I/O error, dev sda, sector 132
[ 1414.420958] ata2: EH complete
[ 1414.421027] EXT3-fs: can't read group descriptor 7
[ 1414.422418] sd 1:0:0:0: [sda] 312581808 512-byte hardware sectors (160042 MB)
[ 1414.423445] sd 1:0:0:0: [sda] Write Protect is off
[ 1414.423449] sd 1:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 1414.424675] sd 1:0:0:0: [sda] Write cache: enabled, read cache:
enabled, doesn't support DPO or FUA
[ 1414.425388] sd 1:0:0:0: [sda] 312581808 512-byte hardware sectors (160042 MB)
[ 1414.425444] sd 1:0:0:0: [sda] Write Protect is off
[ 1414.425447] sd 1:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 1414.426160] sd 1:0:0:0: [sda] Write cache: enabled, read cache:
enabled, doesn't support DPO or FUA
[ 1414.584033] kjournald starting. Commit interval 5 seconds
[ 1414.584173] EXT3 FS on sda3, internal journal
[ 1414.584179] EXT3-fs: mounted filesystem with ordered data mode.
[ 2145.771299] hdb: media error (bad sector): status=0x51 { DriveReady
SeekComplete Error }
[ 2145.771306] hdb: media error (bad sector): error=0x30 {
LastFailedSense=0x03 }
[ 2145.771309] ide: failed opcode was: unknown
[ 2145.771737] hdb: error code: 0x70 sense_key: 0x03 asc: 0x10 ascq: 0x00
[ 2145.771741] end_request: I/O error, dev hdb, sector 1086708
[ 2145.771746] Buffer I/O error on device hdb, logical block 271677
[ 2145.771750] Buffer I/O error on device hdb, logical block 271678
[ 2145.771753] Buffer I/O error on device hdb, logical block 271679
[ 2145.771756] Buffer I/O error on device hdb, logical block 271680
[ 2145.771758] Buffer I/O error on device hdb, logical block 271681
[ 2145.771761] Buffer I/O error on device hdb, logical block 271682
[ 2145.771764] Buffer I/O error on device hdb, logical block 271683
[ 2145.771767] Buffer I/O error on device hdb, logical block 271684
[ 2145.771769] Buffer I/O error on device hdb, logical block 271685
[ 2145.771772] Buffer I/O error on device hdb, logical block 271686
[ 2167.051038] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 2167.051043] ata2.00: (BMDMA stat 0x25)
[ 2167.051048] ata2.00: cmd c8/00:08:7f:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 4096 in
[ 2167.051050] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 2167.076625] ata2.00: configured for UDMA/133
[ 2167.076633] ata2: EH complete
[ 2171.816500] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 2171.816505] ata2.00: (BMDMA stat 0x25)
[ 2171.816511] ata2.00: cmd c8/00:08:7f:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 4096 in
[ 2171.816512] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 2171.839842] ata2.00: configured for UDMA/133
[ 2171.839851] ata2: EH complete
[ 2176.506970] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 2176.506974] ata2.00: (BMDMA stat 0x25)
[ 2176.506978] ata2.00: cmd c8/00:08:7f:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 4096 in
[ 2176.506979] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 2176.531061] ata2.00: configured for UDMA/133
[ 2176.531066] ata2: EH complete
[ 2181.214113] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 2181.214116] ata2.00: (BMDMA stat 0x25)
[ 2181.214120] ata2.00: cmd c8/00:08:7f:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 4096 in
[ 2181.214122] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 2181.238283] ata2.00: configured for UDMA/133
[ 2181.238288] ata2: EH complete
[ 2185.937918] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 2185.937921] ata2.00: (BMDMA stat 0x25)
[ 2185.937925] ata2.00: cmd c8/00:08:7f:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 4096 in
[ 2185.937926] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 2185.961502] ata2.00: configured for UDMA/133
[ 2185.961507] ata2: EH complete
[ 2190.661734] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x0
[ 2190.661738] ata2.00: (BMDMA stat 0x25)
[ 2190.661743] ata2.00: cmd c8/00:08:7f:00:00/00:00:00:00:00/e0 tag 0
cdb 0x0 data 4096 in
[ 2190.661744] res 51/40:03:84:00:00/00:00:00:00:00/e0 Emask
0x9 (media error)
[ 2190.684722] ata2.00: configured for UDMA/133
[ 2190.684733] sd 1:0:0:0: [sda] Result: hostbyte=DID_OK
driverbyte=DRIVER_SENSE,SUGGEST_OK
[ 2190.684736] sd 1:0:0:0: [sda] Sense Key : Medium Error [current] [descriptor]
[ 2190.684739] Descriptor sense data with sense descriptors (in hex):
[ 2190.684741] 72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
[ 2190.684746] 00 00 00 84
[ 2190.684749] sd 1:0:0:0: [sda] Add. Sense: Unrecovered read error -
auto reallocate failed
[ 2190.684753] end_request: I/O error, dev sda, sector 132
[ 2190.684765] ata2: EH complete
[ 2190.684791] EXT3-fs: can't read group descriptor 7
[ 2190.686777] sd 1:0:0:0: [sda] 312581808 512-byte hardware sectors (160042 MB)
[ 2190.686896] sd 1:0:0:0: [sda] Write Protect is off
[ 2190.686898] sd 1:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 2190.687764] sd 1:0:0:0: [sda] Write cache: enabled, read cache:
enabled, doesn't support DPO or FUA
[ 2190.688180] sd 1:0:0:0: [sda] 312581808 512-byte hardware sectors (160042 MB)
[ 2190.688390] sd 1:0:0:0: [sda] Write Protect is off
[ 2190.688392] sd 1:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 2190.688815] sd 1:0:0:0: [sda] Write cache: enabled, read cache:
enabled, doesn't support DPO or FUA



pls if anyone can help :(

-- 
ata2.00: exception emask 0x0 sact ...
https://bugs.launchpad.net/bugs/223014
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