xfce4 -4.2.3-3 fc5 won't startup on fedora

[sean darcy]

On 4/2/06, Olivier Fourdan <fourdan at xfce.org> wrote:
> sean wrote:
>
> >> sean> (xfce-mcs-manager:4103): libxfce4mcs-CRITICAL **:
> >> sean> mcs_manager_add_channel_from_file: assertion `filename != NULL
> >> sean> && strlen (filename) > 0' failed /etc/xdg/xfce4/xinitrc: line
>
> This one is not important, some MCS plugin don't check the existence of
> the configuration file.
>
> >> sean> 106: 4105 Segmentation fault xfwm4 --daemon ** Message: Cannot
> >> sean> connect to session manager /etc/xdg/xfce4/xinitrc: line 123:
> >> sean> 4108 Segmentation fault xfcalendar /etc/xdg/xfce4/xinitrc: line
> >> sean> 123: 4110 Segmentation fault $panel
>
> Here, several core components die which make me think of an issue with
> the session client code in libxfcegui4. A backtrace would be helpful I
> think (even if restoring xfce4-session fix the problem, it fixes the
> effects and not the root cause of the problem.)
>
> Can you try to get a backtrace for us please? I cant' reproduce the
> problem myself.
>
> TIA
> Cheers,
> Olivier.

OK.  I've posted this on fedora-devel. I originally thought it was a
fedora font issue, but then began to believe it was a desktop issue,
now I'm back believing it's a font issue. But see if you can help with
this.  Here's the backtrace:

gdb /usr/bin/xfwm4
GNU gdb Red Hat Linux (6.3.0.0-1.122rh)
Copyright 2004 Free Software Foundation, Inc.
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This GDB was configured as "x86_64-redhat-linux-gnu"...Using host
libthread_db library "/lib64/libthread_db.so.1".

(gdb) run
Starting program: /usr/bin/xfwm4

Program received signal SIGSEGV, Segmentation fault.
0x0000003fa28233ff in FcPatternUnserialize () from /usr/lib64/libfontconfig.so.1
(gdb)
(gdb) bt
#0  0x0000003fa28233ff in FcPatternUnserialize () from
/usr/lib64/libfontconfig.so.1
#1  0x0000003fa282344e in FcPatternFindElt () from /usr/lib64/libfontconfig.so.1
#2  0x0000003fa2824b76 in FcPatternGet () from /usr/lib64/libfontconfig.so.1
#3  0x0000003fa2824e73 in FcPatternGetString () from
/usr/lib64/libfontconfig.so.1
#4  0x0000003fa28136d1 in FcConfigBuildFonts () from
/usr/lib64/libfontconfig.so.1
#5  0x0000003fa281b8bb in FcInitLoadConfigAndFonts () from
/usr/lib64/libfontconfig.so.1
#6  0x0000003fa281b975 in FcInit () from /usr/lib64/libfontconfig.so.1
#7  0x0000003fa2812cab in FcConfigGetCurrent () from
/usr/lib64/libfontconfig.so.1
#8  0x0000003fa2814d2b in FcConfigSubstituteWithPat () from
/usr/lib64/libfontconfig.so.1
#9  0x0000003fa4f067d0 in pango_cairo_fc_font_map_get_type () from
/usr/lib64/libpangocairo-1.0.so.0
#10 0x0000003fa4b098ea in pango_fc_font_map_get_type () from
/usr/lib64/libpangoft2-1.0.so.0
#11 0x0000003fa4d14c1d in pango_context_get_font_description () from
/usr/lib64/libpango-1.0.so.0
#12 0x0000003fa4d14f3d in pango_itemize_with_base_dir () from
/usr/lib64/libpango-1.0.so.0
#13 0x0000003fa4d1c0e0 in pango_layout_iter_get_char_extents () from
/usr/lib64/libpango-1.0.so.0
#14 0x0000003fa4d1cc28 in pango_layout_iter_get_char_extents () from
/usr/lib64/libpango-1.0.so.0
#15 0x0000003fa4d1db66 in pango_layout_get_pixel_extents () from
/usr/lib64/libpango-1.0.so.0
#16 0x00000000004203c2 in myScreenInit (display_info=0x560400,
gscr=0x558120, event_mask=7995436) at screen.c:79
#17 0x000000000041a368 in main (argc=Variable "argc" is not available.
) at main.c:404
#18 0x0000003fa0f1d084 in __libc_start_main () from /lib64/libc.so.6
#19 0x0000000000408819 in _start ()
#20 0x00007fffffbdee78 in ?? ()
#21 0x0000000000000000 in ?? ()
(gdb)

sean