Re: [Bug #14472] EXT4 corruption

Shawn Starr
2009-10-29T22:50:24Z

On October 29, 2009 06:34:45 pm Andrew Lutomirski wrote:
> On Thu, Oct 29, 2009 at 6:23 PM, Theodore Tso <tytso@mit.edu> wrote:
> > On Thu, Oct 29, 2009 at 03:57:32PM -0400, Andrew Lutomirski wrote:
> >> This but is *not* fixed. I just triggered it a few minutes ago by
> >> abusing i915 and drm, which caused a panic. This is slightly newer
> >> than 2.6.32-rc5, with a couple of i915 bugfixes thrown in.
> >
> > Andrew, can you test to see if this patch helps?
>
> I'm building a kernel with that patch now, and I'll keep running it
> for awhile. I only seem to trigger this bug once a month or so, so
> I'll let you know if I see any more corruption.
>
> Thanks,
> Andy
>

You should be able to trigger this using the same method I did. To mistakenly
cause modprobe to spawn unlimited processes ending up in a swap storm.

Thanks,
Shawn.