Re: Problems with reading DVD using 2.6.21.5

Robert Hancock
2007-07-28T01:50:10Z

Manuel Reimer wrote:
> Hello,
>
> today I've tried to install Slackware 12.0
>
> As the installer just "skipped" some install steps, I tried to find the
> error.
>
> The problem seems to be unreadable parts on the DVD:
>
> http://pastebin.com/f381e8a88
>
> But the DVD is OK. I've checked the MD5sum directly from disc on the
> same system using the same DVD drive.
>
> dmesg says:
>
> http://pastebin.com/f63c5c389
>
> The kernel, used on the Slackware setup disk, uses SMP, but my hardware
> doesn't support this (get error on dmesg). May this (SMP kernel on
> non-SMP system) cause such bugs?
>
> Is this a known bug? How could code, which breaks DVD access, get into
> stable 2.6.21.5?

I don't think this is a bug, the drive was told to read a sector and
returned error SK=03, ASC=02, ASCQ=00 which is "NO SEEK COMPLETE", in
other words it couldn't find that sector. Could be that the disc is
marginally readable and only sometimes causes read errors.

--
Robert Hancock Saskatoon, SK, Canada
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