Xorg 7.4 crashes on exit

[Gary Jennejohn]

On Thu, 02 Apr 2009 23:44:17 -0500
Robert Noland <rnoland at FreeBSD.org> wrote:

> On Thu, 2009-04-02 at 20:18 +0100, N.J. Mann wrote:
> > In message <1238692086.20670.38.camel at balrog.2hip.net>,
> > 	Robert Noland (rnoland at FreeBSD.org) wrote:
> > > On Thu, 2009-04-02 at 17:42 +0100, N.J. Mann wrote:
> > [snip]
> > > > I use startx.  I do not seem to get any core files - I would have
> > > > mentioned it earlier if I did.  If you think it will help I will look
> > > > into using gdm, which I do not currently have installed, or anything
> > > > else you think may help.
> > > 
> > > Ok, so I have a patch that makes Intel mostly not suck now.  I haven't
> > > really addressed the restart issue, but If your issue is occurring with
> > > a clean STABLE, then it almost has to be vblank/irq related and that is
> > > what I've been trying to fix.
> > > 
> > > Setting Option "NoTrapSignals" "on" in your xorg.conf should cause it to
> > > drop core, which may provide some confirmation of what is going on.
> > 
> > Okay, still no core file as me, but as root I get the following:
> > 
[snip trace and Robert's answer]

Your Xorg is probably setuid root.  You have to set kern.sugid_coredump
to 1 in order to get a coredump:
kern.sugid_coredump: Enable coredumping set user/group ID processes

---
Gary Jennejohn