Re: vma corruption in today's -git

Dave Jones
2011-03-29T04:27:30Z

On Tue, Mar 29, 2011 at 12:19:01PM +0800, Américo Wang wrote:
> On Tue, Mar 29, 2011 at 12:09 PM, Dave Jones <davej@redhat.com> wrote:
> > Running a kernel that I built from a git pull from this afternoon,
> > I ran a barrage of stress tests, including some of the new syscall fuzzing
> > work that I've been working on.  Everything seemed just fine, except that
> > after I had stopped running everything, loadavg was still at 6, with
> > top showing kworker processes running at high % of cpu.
> >
> > I ran perf top, and got this ..
> >
> >  BUG: unable to handle kernel paging request at fffffffffffffff3
> >  IP: [<ffffffff8118d3e9>] vma_stop.clone.3+0x18/0x33
>
> Should be fixed by:
>
> commit 76597cd31470fa130784c78fadb4dab2e624a723
> Author: Linus Torvalds <torvalds@linux-foundation.org>
> Date: Sun Mar 27 19:09:29 2011 -0700
>
> proc: fix oops on invalid /proc/<pid>/maps access

excellent, thanks. I'll repull and try again.

Dave