Still occurring with 2.6.28.3 kernel. This bug looks to survive into
jaunty... :(
[ 6921.701044] ata2.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
[ 6921.701055] ata2.00: cmd ea/00:00:00:00:00/00:00:00:00:00/a0 tag 0
[ 6921.701056] res 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4
(timeout)
[ 6921.701060] ata2.00: status: { DRDY }
[ 6926.750018] ata2: link is slow to respond, please be patient (ready=0)
[ 6931.340029] ata2: soft resetting link
[ 6931.518620] ata2.00: configured for UDMA/100
[ 6931.518654] ata2: EH complete
[ 6931.525401] end_request: I/O error, dev sda, sector 42465893
[ 6931.525489] Aborting journal on device sda2:8.
[ 6931.533627] journal commit I/O error
[ 6932.090234] sd 1:0:0:0: [sda] 488397168 512-byte hardware sectors: (250
GB/232 GiB)
[ 6932.090994] sd 1:0:0:0: [sda] Write Protect is off
[ 6932.090997] sd 1:0:0:0: [sda] Mode Sense: 00 3a 00 00
[ 6932.101519] sd 1:0:0:0: [sda] Write cache: enabled, read cache: enabled,
doesn't support DPO or FUA
[ 6932.312973] ext4_abort called.
[ 6932.312979] EXT4-fs error (device sda2): ext4_journal_start_sb: Detected
aborted journal
[ 6932.312983] Remounting filesystem read-only
[ 6932.385750] EXT4-fs error (device sda2) in ext4_reserve_inode_write: Journal
has aborted
The ext4 portion is ext4 doing exactly what it should be in the event of
a catastrophic error... unmounting and remounting ro.
--
Regression Sata hard disk unable to mount after upgrade 2.6.27 generic kernel
https://bugs.launchpad.net/bugs/279693
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