Bug#846072: firefox: crashes when try to start css animation

[Mike Hommey]

On Mon, Nov 28, 2016 at 10:58:31AM +0100, Sylvestre Ledru wrote:
> Le 28/11/2016 à 09:46, Yanko Simeonoff a écrit :
> > When opening a specific site with gif and css animations it crashes
> > randomly with the following output:
> >
> > (firefox:9781): Gdk-ERROR **: The program 'firefox' received an X Window System error.
> > This probably reflects a bug in the program.
> > The error was 'BadAccess (attempt to access private resource denied)'.
> >   (Details: serial 1182 error_code 10 request_code 130 (MIT-SHM) minor_code 1)
> >   (Note to programmers: normally, X errors are reported asynchronously;
> >    that is, you will receive the error a while after causing it.
> >    To debug your program, run it with the GDK_SYNCHRONIZE environment
> >    variable to change this behavior. You can then get a meaningful
> >    backtrace from your debugger if you break on the gdk_x_error() function.)
> >
> > Even running in safe mode or not the result is the same. The same page
> > is working with the esr version (45.5).
> Could you share your crashid? (go on about:crashes)

I don't think those type of crashes trigger the crash reporter. I wonder
if it's related to https://bugzilla.mozilla.org/show_bug.cgi?id=1271100

Mike