Comment 4 for bug 9347

Revision history for this message
Matt Zimmerman (mdz) wrote :

A common cause for this error is a CD-ROM drive which does not work correctly
when DMA is enabled. For this reason, DMA is disabled by default on CD-ROM
devices in Hoary.

A workaround is to use:

echo "using_dma:0" > /proc/ide/hdc/settings

(replacing hdc with your CD-ROM device if appropriate)