GNU bug report logs - #9335
24.0.50; Some animated gifs segfault Emacs

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Package: emacs;

Reported by: Lars Magne Ingebrigtsen <larsi <at> gnus.org>

Date: Sat, 20 Aug 2011 22:31:02 UTC

Severity: normal

Found in version 24.0.50

Done: Chong Yidong <cyd <at> stupidchicken.com>

Bug is archived. No further changes may be made.

Full log

Message #8 received at submit <at> debbugs.gnu.org (full text, mbox):

From: Andy Moreton <andrewjmoreton <at> gmail.com>
To: bug-gnu-emacs <at> gnu.org
Subject: Re: bug#9335: 24.0.50; Some animated gifs segfault Emacs
Date: Sun, 21 Aug 2011 16:59:09 +0100

On Sat 20 Aug 2011, Lars Magne Ingebrigtsen wrote:

> Starting program: /home/larsi/src/emacs/trunk/src/emacs 
> [Thread debugging using libthread_db enabled]
>
> A few images, like the following, sometimes segfault Emacs 24:
>
> http://chzichcafterdark.files.wordpress.com/2011/08/funny-pictures-excuse-me.gif
>
> Program received signal SIGSEGV, Segmentation fault.
> gif_load (f=<value optimized out>, img=0x3389ea0) at image.c:7360
> 7360                    int c = raster[y * image_width + x];

I see crashes on Win32 with a very similar backtrace.

> It isn't 100% repeatable -- with this image, it seems to happen every
> third time I start Emacs.    

This image realiably crashes emacs-24 for me:

http://en.wikipedia.org/wiki/File:Clock.gif

    AndyM
This bug report was last modified 13 years and 277 days ago.

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