how do I go about diagnosing a windowing problem that only happens under gnome shell?

[drago01]

On Sat, Feb 2, 2013 at 3:11 AM, Matthew Miller <mattdm at fedoraproject.org> wrote:
> On Fri, Feb 01, 2013 at 08:52:52PM -0500, Matthew Miller wrote:
>> > Please file a bug upstream (with instructions to reproduce) and I will
>> > take a look.
>> (Against gnome-shell?)
>
> https://bugzilla.gnome.org/show_bug.cgi?id=693042

Well mutter not gnome-shell but lets move this discussion to the bug.