Kernel-3.1 Crash

[Don Zickus]

On Thu, Oct 27, 2011 at 02:29:56PM -0400, Jeff Moyer wrote:
> Don Zickus <dzickus at redhat.com> writes:
> 
> > On Thu, Oct 27, 2011 at 06:59:12PM +0200, Antonio Trande wrote:
> >> The digital picture are here:
> >> http://sagitter.fedorapeople.org/kernel-boot.tar.gz
> >
> > According to our DM guys this fix just missed 3.1
> >
> > http://git.kernel.dk/?p=linux-block.git;a=commit;h=f26d8f0562da76731cb049943a0e9d9fa81d946a
> > http://git.kernel.dk/?p=linux-block.git;a=commit;h=8f02b3a09b1b7d2a4d24b8cd7008f2a441f19a14
> >
> > I cc'd Jeff Moyer he knows about it.  The DM folks assume that you are
> > using multipath (as that is the only way you can hit this bug from their
> > point of view).
> 
> This doesn't look like the same problem.  Here we've got BUG: scheduling
> while atomic.  If it was the bug fixed by the above commits, then you
> would hit a BUG_ON.  I would start looking at the btrfs bits to see if
> they're holding any locks in this code path.

Ignore that one and move to IMG_0350.IMG.  'scheduling while atomic' is
just noise.  Besides Mike and Vivek told me to blame you for not pushing
Jens harder on these fixes. :-)))))

Cheers,
Don