GL Programs SEGV on exit()

[Konstantin Belousov]

On Wed, May 09, 2012 at 03:07:15PM +1000, Peter Jeremy wrote:
> On 2012-May-08 11:46:05 +0300, Konstantin Belousov <kostikbel at gmail.com> wrote:
> >On Tue, May 08, 2012 at 06:32:02AM +1000, Peter Jeremy wrote:
> >> On 2012-May-07 15:13:52 +0300, Konstantin Belousov <kostikbel at gmail.com> wrote:
> >> >On Mon, May 07, 2012 at 09:49:24PM +1000, Peter Jeremy wrote:
> >> >> Since rebuilding WITH_NEW_XORG, I've been seeing segmentation
> >> >> violations in GL programs under some conditions.  As a case that is
> >> >> quick and easy to reproduce, "glxinfo -b" with software GL (which is
> >> >> easily forced by running glxinfo in a X11-over-SSH session) will
> >> >> core dump on exit.
> >> (Due to atexit processing invoking a function in an unloaded .so)
> ...
> >> I notice r211706 was initially marked "MFC after 3 weeks" but this was
> >> never done.  I've found one posting that blames it for problems in
> >> emacs but nothing else.  Is there a reason it wasn't MFC'd?
> >
> >It requires r211705 to get needed support from rtld. I mostly give up
> >merging rtld changes to stable/8 long time ago.
> >
> >If you can test this all, I would merge.
> 
> I've updated my 8.x system to r235137 and merged r211705 and r211706
> and neither glxinfo nor firefox now coredump.  Based on that, I'd say
> r211705 and r211706 are prerequisites to running Mesa/dri 7.11.2 (part
> of WITH_NEW_XORG) on 8.x (and presumably 7.x).
> 
> Thanks for the pointer.

Merge is done.
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