[11:52:47] ryan:~ $ gdb gnome-settings-daemon
GNU gdb (Ubuntu/Linaro 7.4-2012.04-0ubuntu2) 7.4-2012.04
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
For bug reporting instructions, please see:
<http://bugs.launchpad.net/gdb-linaro/>...
Reading symbols from /usr/bin/gnome-settings-daemon...(no debugging symbols found)...done.
(gdb) run
Starting program: /usr/bin/gnome-settings-daemon
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7ffff048e700 (LWP 17421)]
[New Thread 0x7fffefc8d700 (LWP 17422)]
[New Thread 0x7fffe7fff700 (LWP 17423)]

(gnome-settings-daemon:17418): power-plugin-WARNING **: Unable to start power manager: RANDR extension is not present

(gnome-settings-daemon:17418): color-plugin-WARNING **: Unable to start color manager: RANDR extension is not present
[New Thread 0x7fffec8a4700 (LWP 17424)]

(gnome-settings-daemon:17418): xrandr-plugin-WARNING **: Unable to start xrandr manager: RANDR extension is not present
[1346871174,000,xklavier.c:xkl_engine_start_listen/] 	The backend does not require manual layout management - but it is provided by the application
[Thread 0x7fffe7fff700 (LWP 17423) exited]

Program received signal SIGSEGV, Segmentation fault.
0x00007ffff77bcf40 in gnome_rr_screen_refresh () from /usr/lib/libgnome-desktop-3.so.2
(gdb) bt
#0  0x00007ffff77bcf40 in gnome_rr_screen_refresh () from /usr/lib/libgnome-desktop-3.so.2
#1  0x00007fffe75f8d09 in ?? () from /usr/lib/gnome-settings-daemon-3.0/libxrandr.so
#2  0x00007ffff6e883eb in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#3  0x00007ffff68d1d53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffff68d20a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff68d249a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007ffff729742d in gtk_main () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#7  0x0000000000403801 in main ()
(gdb)