Re: kerneloops.org: 2.6.26-rc possible regression in ext3

Mikael Pettersson
2008-06-19T08:55:32Z

Adrian Bunk writes:
> On Thu, Jun 19, 2008 at 03:42:34PM +1000, Dave Airlie wrote:
> > On Thu, Jun 19, 2008 at 3:36 PM, Arjan van de Ven <arjan@linux.intel.com> wrote:
> > > In the kerneloops.org stats, a new oops is rapidly climbing the charts.
> > > The oops is a page fault in the ext3 "do_slit" function, and the first
> > > report of it was with 2.6.26-rc6-git3.
> > >
> > > It happens with various applications; the backtraces are at:
> > >
> > > http://www.kerneloops.org/search.php?search=do_split
> >
> > This is a bug in rawhide in gcc miscompiling something...
> >
> > https://bugzilla.redhat.com/show_bug.cgi?id=451068
>
> If I understand it correctly that's a bug in upstream gcc 4.3.1
> (but not in gcc 4.3.0)?
>
> Expect a lot more of this to pop up in the future.
> Should we #error for gcc 4.3.1?

There are other nasty bugs in gcc-4.3.0. I actually
had to completely ban 4.3.0 in a user-space project
I'm involved with (Erlang) due to gcc PR36339 (fixed
in 4.3.1).

What's the gcc bugzilla number for this new 4.3.1 bug?