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SubjectRe: Linux 3.0 oopses when pulling a USB CDROM
On Fri, Jul 01, 2011 at 08:32:27PM +0200, Andi Kleen wrote:
> On Fri, Jul 01, 2011 at 02:14:06PM -0400, Dave Jones wrote:
> > On Fri, Jul 01, 2011 at 10:05:31AM -0700, Andi Kleen wrote:
> >
> > > I found I can reliably crash a 3.0 system by pulling the
> > > USB cable of a mounted USB cdrom (or rather a USB device which
> > > has a builtin fake CD-ROM)
> > >
> > > I suspect it's a regression too.
> >
> > We've been seeing a lot of similar bugs in Fedora since we pushed
> > a 2.6.38.8 update. Some of the traces are different, but some
>
> I've also seen one with an earlier kernel where the NULL
> reference was in elv_.* something. Don't have a written down backtrace
> for this, but perhaps you have.

We had a bazillion reports of elv_may_queue oopses that looked like
https://bugzilla.redhat.com/show_bug.cgi?id=elv_may_queue

That should be fixed in .39 and newer.

Dave



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