Bug#751569: iceweasel: crashes on mcl-samar.com

[Mike Hommey]

On Sun, Jun 15, 2014 at 03:11:47AM +0200, Vincent Lefevre wrote:
> On 2014-06-15 09:21:30 +0900, Mike Hommey wrote:
> > On Sun, Jun 15, 2014 at 02:02:44AM +0200, Vincent Lefevre wrote:
> > > On 2014-06-15 08:16:12 +0900, Mike Hommey wrote:
> > > > So, I was able to reproduce this crash... but not with 30.0-1. I
> > > > reproduced with both 31.0~b1-1 and 32.0~a2+20140613004003-1.
> > > > I did *not* reproduce with 31.0~b1-1~bpo70+1 from mozilla.debian.net,
> > > > or with upstream Firefox, and that may be indicating a compiler bug \o/
> > > 
> > > I could reproduce it with upstream Firefox 30.0, still on mcl-samar.com,
> > > but not at Firefox startup, it was a bit later. Here's the crash report:
> > > 
> > > https://crash-stats.mozilla.com/report/index/d429af40-44c8-4b9a-acfe-62f9f2140614
> > 
> > That's not the same crash at all. The one with the debian build is
> > because somehow there are no pointers to destructors in the vtable for
> > TSymbol, which causes a crash in TSymbolTableLevel::~TSymbolTableLevel.
> 
> Since the crash occurred for the same site, I thought that it was the
> same bug. If the bugs are unrelated, that's quite strange that they
> were triggered by the same site.

That crash is in nouveau_dri.so, so that would be a nouveau driver
problem. Both happen on the same site because they are both WebGL
related, and the site uses WebGL.

Mike