[Fontconfig] Crash with latest CVS

[Behdad Esfahbod]

Can you valgrind it?


On Thu, 8 Dec 2005, Frederic Crozat wrote:

> Hi,
>
> I'm seeing crash with CVS HEAD (it has been introduced between 20051130
> and 20051205) when fontconfig is trying to parse 10-fonts-persian.conf
> file. I'm building fontconfig with libxml2 support. Problem doesn't
> occur when building with expat.
>
> Backtrace :
>
> Program received signal SIGSEGV, Segmentation fault.
> FcConfigGetAttribute (parse=Variable "parse" is not available.
> ) at fcxml.c:1027
> 1027        while (*attrs)
> (gdb) bt
> #0  FcConfigGetAttribute (parse=Variable "parse" is not available.
> ) at fcxml.c:1027
> #1  0xb7ee1b6f in FcParseMatch (parse=0xbfa20c34) at fcxml.c:1814
> #2  0xb7ee3297 in FcEndElement (userData=0xbfa20c34, name=0x805586e
> "match")
>     at fcxml.c:2073
> #3  0xb7d46f99 in xmlParseEndTag1 (ctxt=0x804ee60, line=0) at
> parser.c:7221
> #4  0xb7d530df in xmlParseChunk__internal_alias (ctxt=0x804ee60,
>     chunk=0xbfa1ebb4 "<?xml version=\"1.0\"?>\n<!DOCTYPE fontconfig
> SYSTEM \"fonts.dtd\">\n<!-- /etc/fonts/conf.d/10-fonts-persian.conf
> -->\n<!--\n  fonts-persian.conf\n  To configure Persian fonts from The
> FarsiWeb Project.\n\n  Cop"...,
>     size=8192, terminate=0) at parser.c:9923
> #5  0xb7ee2657 in FcConfigParseAndLoad (config=0x804b008,
>     name=0x8050f18 "/etc/fonts/conf.d/10-fonts-persian.conf",
> complain=0)
>     at fcxml.c:2447
> #6  0xb7ee2916 in FcConfigParseAndLoad (config=0x804b008,
>     name=0x8050b88 "conf.d", complain=0) at fcxml.c:2335
> #7  0xb7ee2a1d in FcParseInclude (parse=0xbfa25044) at fcxml.c:1607
> #8  0xb7ee3213 in FcEndElement (userData=0xbfa25044, name=0x804e2af
> "include")
>     at fcxml.c:2068
> #9  0xb7d46f99 in xmlParseEndTag1 (ctxt=0x804d518, line=0) at
> parser.c:7221
> #10 0xb7d530df in xmlParseChunk__internal_alias (ctxt=0x804d518,
>     chunk=0xbfa22fc4 "<?xml version=\"1.0\"?>\n<!DOCTYPE fontconfig
> SYSTEM \"fonts.dtd\">\n<!-- /etc/fonts/fonts.conf file to configure
> system font access -->\n<fontconfig>\n\n<!--\n\tDO NOT EDIT THIS FILE.\n
> \tIT WILL BE REPLACED WHEN "..., size=8192, terminate=0) at
> parser.c:9923
> #11 0xb7ee2657 in FcConfigParseAndLoad (config=0x804b008, name=0x0,
> complain=1)
>     at fcxml.c:2447
> #12 0xb7ed0f7d in FcInitLoadConfig () at fcinit.c:65
> #13 0x080493c8 in main (argc=1, argv=0xbfa25154) at fc-cache.c:276
> #14 0xb7bc4e40 in __libc_start_main () from /lib/tls/libc.so.6
> #15 0x08048c21 in _start () at ../sysdeps/i386/elf/start.S:119
>
>

--behdad
http://behdad.org/

"Commandment Three says Do Not Kill, Amendment Two says Blood Will Spill"
	-- Dan Bern, "New American Language"