After revisiting dmesg I realized there were some additional error messages
earlier in the output I probably should have included. Here they are:
[ 41.685417] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
[ 41.685426] ata4.00: cmd c4/00:08:00:00:00/00:00:00:00:00/e0 tag 0 pio 4096
in
[ 41.685427] res 50/01:01:01:00:00/00:00:00:00:00/00 Emask 0x202
(HSM violation)
[ 41.685430] ata4.00: status: { DRDY }
[ 41.685440] ata4: soft resetting link
[ 41.840268] ata4.00: device is on DMA blacklist, disabling DMA
[ 41.840623] ata4.00: configured for PIO4
[ 41.840630] ata4: EH complete
[ 71.827074] ata4.00: exception Emask 0x0 SAct 0x0 SErr 0x0 action 0x2 frozen
[ 71.827082] ata4.00: cmd c4/00:08:00:00:00/00:00:00:00:00/e0 tag 0 pio 4096
in
[ 71.827083] res 40/00:01:01:00:00/00:00:00:00:00/00 Emask 0x4
(timeout)
[ 71.827086] ata4.00: status: { DRDY }
[ 71.827096] ata4: soft resetting link
[ 72.169841] ata4.00: failed to IDENTIFY (INIT_DEV_PARAMS failed,
err_mask=0x80)
[ 72.169844] ata4.00: revalidation failed (errno=-5)
[ 72.169846] ata4: failed to recover some devices, retrying in 5 secs
[ 77.168774] ata4: soft resetting link
[ 82.362535] ata4: port is slow to respond, please be patient (Status 0xd0)
[ 87.176470] ata4: SRST failed (errno=-16)
[ 87.176474] ata4: soft resetting link
[ 92.370259] ata4: port is slow to respond, please be patient (Status 0xd0)
[ 97.184170] ata4: SRST failed (errno=-16)
[ 97.184174] ata4: soft resetting link
[ 102.377939] ata4: port is slow to respond, please be patient (Status 0xd0)
[ 132.213123] ata4: SRST failed (errno=-16)
[ 132.213127] ata4: soft resetting link
[ 137.238963] ata4: SRST failed (errno=-16)
[ 137.238968] ata4: reset failed, giving up
[ 137.238971] ata4.00: disabled
[ 142.276799] ata4: port is slow to respond, please be patient (Status 0xd0)
[ 147.258721] ata4: device not ready (errno=-16), forcing hardreset
[ 147.258724] ata4: soft resetting link
[ 152.452428] ata4: port is slow to respond, please be patient (Status 0xd0)
[ 157.266360] ata4: SRST failed (errno=-16)
[ 157.266364] ata4: soft resetting link
[ 162.460170] ata4: port is slow to respond, please be patient (Status 0xd0)
[ 167.274082] ata4: SRST failed (errno=-16)
[ 167.274086] ata4: soft resetting link
[ 172.467829] ata4: port is slow to respond, please be patient (Status 0xd0)
[ 202.303074] ata4: SRST failed (errno=-16)
[ 202.303078] ata4: soft resetting link
[ 207.328894] ata4: SRST failed (errno=-16)
[ 207.328898] ata4: reset failed, giving up
[ 207.328909] ata4: EH complete
Also, uname -a reports:
Linux ken 2.6.24-16-generic #1 SMP Thu Apr 10 12:47:45 UTC 2008 x86_64 GNU/Linux
so I guess I'm running a 64 bit kernel.
--
I/O errors after hardy heron upgrade
https://bugs.launchpad.net/bugs/227358
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