Skype bi-directional video call crashes X server (xserver, mesa, drm, kernel from git, r600g+glamor)

[Kertesz Laszlo]

On Sat, 2014-12-27 at 09:18 -0800, Keith Packard wrote: 
> Kertesz Laszlo <laszlo.kertesz at gmail.com> writes:
> 
> > Ok, rebuilt the xserver package with debugging symbols (seems that
> > checkinstall strips stuff by default). I got a bigger gdb.txt. See if it
> > helps.
> 
> I found a bug -- glamor_xv_put_image was mis-computing the number of
> lines of changed video when the client drew only a subset of the
> image. I think the client is drawing at src_y=1, src_h=239 for some
> weird reason (I suspect a bug in the client).
> 
> Try this patch:
> 

Tried it and it works. I had a ~10 min Skype call and had no issues.