[    4.912493] ata1.00: exception Emask 0x0 SAct 0x10600624 SErr 0x0 action 0x0
[    4.912509] ata1.00: irq_stat 0x40000008
[    4.912512] ata1.00: failed command: READ FPDMA QUEUED
[    4.912517] ata1.00: cmd 60/08:10:f8:36:ae/00:00:52:00:00/40 tag 2 ncq 4096 in
[    4.912517]          res 41/40:00:f8:36:ae/00:00:52:00:00/40 Emask 0x409 (media error) <F>
[    4.912520] ata1.00: status: { DRDY ERR }
[    4.912521] ata1.00: error: { UNC }
[    4.917523] ata1.00: configured for UDMA/133
[    4.917558] sd 0:0:0:0: [sda] Unhandled sense code
[    4.917561] sd 0:0:0:0: [sda]
[    4.917563] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[    4.917564] sd 0:0:0:0: [sda]
[    4.917565] Sense Key : Medium Error [current] [descriptor]
[    4.917568] Descriptor sense data with sense descriptors (in hex):
[    4.917570]         72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
[    4.917577]         52 ae 36 f8
[    4.917580] sd 0:0:0:0: [sda]
[    4.917582] Add. Sense: Unrecovered read error - auto reallocate failed
[    4.917584] sd 0:0:0:0: [sda] CDB:
[    4.917585] Read(10): 28 00 52 ae 36 f8 00 00 08 00
[    4.917592] end_request: I/O error, dev sda, sector 1387149048
[    4.917596] Buffer I/O error on device sda8, logical block 1499615
[    4.917617] ata1: EH complete
[    7.170026] ata1.00: exception Emask 0x0 SAct 0x5f4000 SErr 0x0 action 0x0
[    7.170042] ata1.00: irq_stat 0x40000008
[    7.170045] ata1.00: failed command: READ FPDMA QUEUED
[    7.170050] ata1.00: cmd 60/08:88:f8:36:ae/00:00:52:00:00/40 tag 17 ncq 4096 in
[    7.170050]          res 41/40:00:f8:36:ae/00:00:52:00:00/40 Emask 0x409 (media error) <F>
[    7.170052] ata1.00: status: { DRDY ERR }
[    7.170054] ata1.00: error: { UNC }
[    7.175069] ata1.00: configured for UDMA/133
[    7.175097] sd 0:0:0:0: [sda] Unhandled sense code
[    7.175099] sd 0:0:0:0: [sda]
[    7.175101] Result: hostbyte=DID_OK driverbyte=DRIVER_SENSE
[    7.175102] sd 0:0:0:0: [sda]
[    7.175104] Sense Key : Medium Error [current] [descriptor]
[    7.175107] Descriptor sense data with sense descriptors (in hex):
[    7.175108]         72 03 11 04 00 00 00 0c 00 0a 80 00 00 00 00 00
[    7.175116]         52 ae 36 f8
[    7.175119] sd 0:0:0:0: [sda]
[    7.175121] Add. Sense: Unrecovered read error - auto reallocate failed
[    7.175123] sd 0:0:0:0: [sda] CDB:
[    7.175124] Read(10): 28 00 52 ae 36 f8 00 00 08 00
[    7.175132] end_request: I/O error, dev sda, sector 1387149048
[    7.175136] Buffer I/O error on device sda8, logical block 1499615
[    7.175152] ata1: EH complete
[    7.978066] random: nonblocking pool is initialized
[    9.437757] EXT4-fs (sda9): mounted filesystem with ordered data mode. Opts: (null)
[   10.724280] init: ureadahead main process (350) terminated with status 5
[   11.398316] Adding 5998588k swap on /dev/sda8.  Priority:-1 extents:1 across:5998588k FS
[   14.109203] ata1.00: exception Emask 0x0 SAct 0x7fffffff SErr 0x0 action 0x0
[   14.109213] ata1.00: irq_stat 0x40000008
[   14.109221] ata1.00: failed command: READ FPDMA QUEUED
[   14.109242] ata1.00: cmd 60/08:98:f8:36:ae/00:00:52:00:00/40 tag 19 ncq 4096 in
[   14.109242]          res 41/40:00:f8:36:ae/00:00:52:00:00/40 Emask 0x409 (media error) <F>
[   14.109245] ata1.00: status: { DRDY ERR }
[   14.109246] ata1.00: error: { UNC }