I had a similar ugly ata errors with my SATA3 drive Crucial C300 and ASUS P7P55E Premium
Code:
Aug 6 09:58:08 st-002 kernel: [ 34.136510] ata5.00: exception Emask 0x0 SAct 0x3f SErr 0x0 action 0x6 frozen
Aug 6 09:58:08 st-002 kernel: [ 34.136571] ata5.00: failed command: READ FPDMA QUEUED
Aug 6 09:58:08 st-002 kernel: [ 34.136620] ata5.00: cmd 60/e0:00:28:6d:80/01:00:04:00:00/40 tag 0 ncq 245760 in
Aug 6 09:58:08 st-002 kernel: [ 34.136621] res 40/00:3c:08:53:80/00:00:04:00:00/40 Emask 0x4 (timeout)
Aug 6 09:58:08 st-002 kernel: [ 34.136715] ata5.00: status: { DRDY }
...
Aug 6 09:58:08 st-002 kernel: [ 34.137835] ata5: hard resetting link
Aug 6 09:58:08 st-002 kernel: [ 34.666468] ata5: SATA link up 6.0 Gbps (SStatus 133 SControl 370)
Aug 6 09:58:08 st-002 kernel: [ 34.667896] ata5.00: configured for UDMA/100
Aug 6 09:58:08 st-002 kernel: [ 34.667904] ata5.00: device reported invalid CHS sector 0
Aug 6 09:58:08 st-002 kernel: [ 34.667908] ata5.00: device reported invalid CHS sector 0
Aug 6 09:58:08 st-002 kernel: [ 34.667911] ata5.00: device reported invalid CHS sector 0
Aug 6 09:58:08 st-002 kernel: [ 34.667914] ata5.00: device reported invalid CHS sector 0
Aug 6 09:58:08 st-002 kernel: [ 34.667918] ata5.00: device reported invalid CHS sector 0
Aug 6 09:58:08 st-002 kernel: [ 34.667931] ata5: EH complete
My solution, was disabling NCQ.
see: http://ubuntuforums.org/showpost.php...3&postcount=12
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moojix
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