Bug#470501: libx11-6: crash (segmentation fault) in XPutImage (libX11.so.6) via gs / pspresent

[Julien Cristau <jcristau@debian.org>]

On Wed, Mar 12, 2008 at 11:29:42 +0100, Vincent Lefevre wrote:

> On 2008-03-11 18:27:08 +0100, Brice Goglin wrote:
> > Please install libx11-6-dbg and catch a debugging backtrace. It could be
> > another example of #417816 and friends where the application wrongly
> > passes image=NULL to XPutImage.
> 
> It doesn't seem so:
> 
> Core was generated by `gs -sDEVICE=x11alpha -q -dNOPAUSE -dSAFER -'.
> Program terminated with signal 11, Segmentation fault.
> #0  _XGetPixel (ximage=0x684b20, x=1186, y=1482) at ../../src/ImUtil.c:516
> 516     ../../src/ImUtil.c: No such file or directory.
>         in ../../src/ImUtil.c

Can you print the value of *ximage as well as other local variables with
info locals?

And if possible find out where ximage comes from.

Thanks,
Julien