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Date:      Thu, 8 Oct 2015 11:53:37 -0400
From:      Steve Wills <swills@FreeBSD.org>
To:        Miroslav Lachman <000.fbsd@quip.cz>, Walter Schwarzenfeld <w.schwarzenfeld@utanet.at>, freebsd-ports@freebsd.org, gecko@FreeBSD.org
Subject:   Re: Firefox + SeaMonkey (gecko browsers) instant crash on some web pages
Message-ID:  <56169181.8020405@FreeBSD.org>
In-Reply-To: <56167CDF.1080806@quip.cz>
References:  <56139C3A.1010304@utanet.at> <56144C9E.4010800@utanet.at> <56167CDF.1080806@quip.cz>

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Hi,

On 10/08/2015 10:25, Miroslav Lachman wrote:
> Walter Schwarzenfeld wrote on 10/07/2015 00:35:
>> Firefox 41.0.1 is out, give it a try.
> 
> 
> 
> I tried it in VirtualBox - same crash as with older versions.
> 
> In real host I got this (started ff from command line)
> 
>> firefox
> 
> (process:77500): GLib-CRITICAL **: g_slice_set_config: assertion
> 'sys_page_size == 0' failed
> Assertion failed: (!scaled_font->cache_frozen), function
> _cairo_scaled_glyph_page_destroy, file cairo-scaled-font.c, line 459.
> Abort
> 
> 
> In VirtualBox on FreeBSD 10.2 with Firefox 41
> 
>> firefox
> 
> (process:5471): GLib-CRITICAL **: g_slice_set_config: assertion
> 'sys_page_size == 0' failed
> Fontconfig warning: "local.conf", line 1093: saw number, expected matrix
> libGL error: Calling driver entry point failed
> libGL error: reverting to software direct rendering
> libGL error: failed to load driver: vboxvideo
> ATTENTION: default value of option force_s3tc_enable overridden by
> environment.
> Assertion failed: (!scaled_font->cache_frozen), function
> _cairo_scaled_glyph_page_destroy, file cairo-scaled-font.c, line 459.
> Redirecting call to abort() to mozalloc_abort
> 
> Segmentation fault
> 
> 
> First line with GLib-CRITICAL is shown on Firefox startup and is not
> related to crash on www.mapy.cz
> 
> The "cairo scaled" error is something I saw in the past with some other
> software, like GIMP or Avidemux. GIMP and Avidemux are not able to even
> start on my computer if I have Helvetica as system default font.
> Firefox and Seamonkey works fine until I need to open www.seznam.cz,
> www.mapy.cz and other websites from this company.
> 
> I tried it on host with differen font (Arial) and Firefox crashed again.
> 
>> firefox
> 
> (process:79336): GLib-CRITICAL **: g_slice_set_config: assertion
> 'sys_page_size == 0' failed
> Assertion failed: (!scaled_font->cache_frozen), function
> _cairo_scaled_glyph_page_destroy, file cairo-scaled-font.c, line 459.
> Redirecting call to abort() to mozalloc_abort
> 
> 
> ###!!! [Parent][MessageChannel] Error: Channel error: cannot send/recv
> 
> Assertion failed: (!scaled_font->cache_frozen), function
> _cairo_scaled_glyph_page_destroy, file cairo-scaled-font.c, line 459.
> Abort
> 
> So the crash is not related to choosen default font.
> 

I was able to trigger the issue on www.seznam.cz only. I'll look into as
much as I can.

Steve




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