#0  0xb7fc7410 in __kernel_vsyscall ()
#1  0xb7fa7d30 in raise () from /lib/tls/i686/cmov/libpthread.so.0
#2  0xb716f264 in nsProfileLock::FatalSignalHandler (signo=-1208291340) at nsProfileLock.cpp:212
  [Error: nsProfileLock.cpp was not found in source tree]
#3  <signal handler called>
#4  0xb69b8ae8 in IA__gtk_widget_get_toplevel (widget=0xc8) at /build/buildd/gtk+2.0-2.12.9/gtk/gtkwidget.c:7286
  [Error: /build/buildd/gtk+2.0-2.12.9/gtk/gtkwidget.c was not found in source tree]
#5  0xb69b8b25 in gtk_widget_get_screen_unchecked (widget=0xc8) at /build/buildd/gtk+2.0-2.12.9/gtk/gtkwidget.c:6584
  [Error: /build/buildd/gtk+2.0-2.12.9/gtk/gtkwidget.c was not found in source tree]
#6  0xb69b9734 in IA__gtk_widget_get_screen (widget=0x89773d8) at /build/buildd/gtk+2.0-2.12.9/gtk/gtkwidget.c:6621
  [Error: /build/buildd/gtk+2.0-2.12.9/gtk/gtkwidget.c was not found in source tree]
#7  0xb68dcd9d in gtk_rc_reset_widgets (settings=0x8090f40) at /build/buildd/gtk+2.0-2.12.9/gtk/gtkrc.c:1658
  [Error: /build/buildd/gtk+2.0-2.12.9/gtk/gtkrc.c was not found in source tree]
#8  0xb68dcf91 in _gtk_rc_context_get_default_font_name (settings=0x8090f40)
#9  0xb690ce08 in _gtk_style_init_for_settings (style=0x81c03b8, settings=0x8090f40)
#10 0xb6917f40 in gtk_style_init (style=0x81c03b8) at /build/buildd/gtk+2.0-2.12.9/gtk/gtkstyle.c:410
  [Error: /build/buildd/gtk+2.0-2.12.9/gtk/gtkstyle.c was not found in source tree]
#11 0xb6ca2f46 in IA__g_type_create_instance (type=134883144) at /build/buildd/glib2.0-2.16.3/gobject/gtype.c:1575
  [Error: /build/buildd/glib2.0-2.16.3/gobject/gtype.c was not found in source tree]
#12 0xb6c88242 in g_object_constructor (type=134883144, n_construct_properties=0, construct_params=0x0)
#13 0xb6c88a08 in IA__g_object_newv (object_type=134883144, n_parameters=0, parameters=0x0)
#14 0xb6c89551 in IA__g_object_new_valist (object_type=134883144, first_property_name=0x0, var_args=0xbfc1b798 "")
#15 0xb6c896c0 in IA__g_object_new (object_type=134883144, first_property_name=0x0)
#16 0xb690ffe7 in IA__gtk_style_new () at /build/buildd/gtk+2.0-2.12.9/gtk/gtkstyle.c:672
  [Error: /build/buildd/gtk+2.0-2.12.9/gtk/gtkstyle.c was not found in source tree]
#17 0xb68de586 in IA__gtk_rc_get_style (widget=0x81d9c20) at /build/buildd/gtk+2.0-2.12.9/gtk/gtkrc.c:2053
  [Error: /build/buildd/gtk+2.0-2.12.9/gtk/gtkrc.c was not found in source tree]
#18 0xb69bc9df in gtk_widget_reset_rc_style (widget=0x81d9c20) at /build/buildd/gtk+2.0-2.12.9/gtk/gtkwidget.c:5630
  [Error: /build/buildd/gtk+2.0-2.12.9/gtk/gtkwidget.c was not found in source tree]
#19 0xb69bca8a in reset_rc_styles_recurse (widget=0x81d9c20, data=0x0) at /build/buildd/gtk+2.0-2.12.9/gtk/gtkwidget.c:6234
  [Error: /build/buildd/gtk+2.0-2.12.9/gtk/gtkwidget.c was not found in source tree]
#20 0xb69bcb10 in IA__gtk_widget_reset_rc_styles (widget=0x81d9c20) at /build/buildd/gtk+2.0-2.12.9/gtk/gtkwidget.c:6247
  [Error: /build/buildd/gtk+2.0-2.12.9/gtk/gtkwidget.c was not found in source tree]
#21 0xb68dcdd0 in gtk_rc_reset_widgets (settings=0x8090f40) at /build/buildd/gtk+2.0-2.12.9/gtk/gtkrc.c:1660
  [Error: /build/buildd/gtk+2.0-2.12.9/gtk/gtkrc.c was not found in source tree]
#22 0xb68e23cf in IA__gtk_rc_reparse_all_for_settings (settings=0x8090f40, force_load=1)
#23 0xb6c8f16a in IA__g_cclosure_marshal_VOID__PARAM (closure=0x81be6c8, return_value=0x0, n_param_values=2, 
#24 0xb6c82759 in IA__g_closure_invoke (closure=0x81be6c8, return_value=0x0, n_param_values=2, param_values=0xbfc1bc44, 
#25 0xb6c96d1d in signal_emit_unlocked_R (node=0x807a9a8, detail=474, instance=0x8090f40, emission_return=0x0, 
#26 0xb6c98916 in IA__g_signal_emit_valist (instance=0x60203, signal_id=1, detail=474, 
#27 0xb6c98c59 in IA__g_signal_emit (instance=0x8090f40, signal_id=1, detail=474)
#28 0xb6c86c81 in g_object_dispatch_properties_changed (object=0x8090f40, n_pspecs=1, pspecs=0xbfc1beec)
#29 0xb6c834cf in g_object_notify_dispatcher (object=0x8090f40, n_pspecs=1, pspecs=0xbfc1beec)
#30 0xb6c874a9 in IA__g_object_thaw_notify (object=0x8090f40)
#31 0xb68fbc63 in merge_color_scheme (settings=0x8090f40, value=<value optimized out>, source=3062872640)
#32 0xb68fdd45 in _gtk_settings_handle_event (event=0x8603638) at /build/buildd/gtk+2.0-2.12.9/gtk/gtksettings.c:1748
  [Error: /build/buildd/gtk+2.0-2.12.9/gtk/gtksettings.c was not found in source tree]
#33 0xb6891d89 in IA__gtk_main_do_event (event=0x8603638) at /build/buildd/gtk+2.0-2.12.9/gtk/gtkmain.c:1404
  [Error: /build/buildd/gtk+2.0-2.12.9/gtk/gtkmain.c was not found in source tree]
#34 0xb66f0a9a in gdk_event_dispatch (source=0x8084380, callback=0, user_data=0x0)
#35 0xb6bfabf8 in IA__g_main_context_dispatch (context=0x80843c8) at /build/buildd/glib2.0-2.16.3/glib/gmain.c:2009
  [Error: /build/buildd/glib2.0-2.16.3/glib/gmain.c was not found in source tree]
#36 0xb6bfde5e in g_main_context_iterate (context=0x80843c8, block=0, dispatch=1, self=0x805e110)
#37 0xb6bfe3ac in IA__g_main_context_iteration (context=0x80843c8, may_block=0)
#38 0xb7864d10 in nsAppShell::ProcessNextNativeEvent (this=0x819ed98, mayWait=0) at nsAppShell.cpp:144
  [Error: nsAppShell.cpp was not found in source tree]
#39 0xb7879470 in nsBaseAppShell::DoProcessNextNativeEvent (this=0x819ed98, mayWait=0) at nsBaseAppShell.cpp:151
  [Error: nsBaseAppShell.cpp was not found in source tree]
#40 0xb787993d in nsBaseAppShell::OnProcessNextEvent (this=0x819ed98, thr=0x80b0150, mayWait=1, recursionDepth=0)
#41 0xb7927b72 in nsThread::ProcessNextEvent (this=0x80b0150, mayWait=1, result=0xbfc1c200) at nsThread.cpp:497
  [Error: nsThread.cpp was not found in source tree]
#42 0xb78f71af in NS_ProcessNextEvent_P (thread=0x60203, mayWait=1) at nsThreadUtils.cpp:227
  [Error: nsThreadUtils.cpp was not found in source tree]
#43 0xb79281e5 in nsThread::Shutdown (this=0xb15c9ab0) at nsThread.cpp:465
  [Error: nsThread.cpp was not found in source tree]
#44 0xb7716292 in nsUrlClassifierDBService::Shutdown (this=0xb15c9a30) at nsUrlClassifierDBService.cpp:3814
  [Error: nsUrlClassifierDBService.cpp was not found in source tree]
#45 0xb7716c4a in nsUrlClassifierDBService::Observe (this=0xb15c9a30, aSubject=0x849d300, 
#46 0xb79008bf in nsObserverList::NotifyObservers (this=0x830eb24, aSubject=0x849d300, 
#47 0xb7900f0c in nsObserverService::NotifyObservers (this=0x814c830, aSubject=0x849d300, 
#48 0xb716b553 in nsXREDirProvider::DoShutdown (this=0xbfc1c508) at nsXREDirProvider.cpp:860
  [Error: nsXREDirProvider.cpp was not found in source tree]
#49 0xb7166386 in ~ScopedXPCOMStartup (this=0xbfc1c6b8) at nsAppRunner.cpp:905
  [Error: nsAppRunner.cpp was not found in source tree]
#50 0xb7168bf8 in XRE_main (argc=1, argv=0xbfc1d6e4, aAppData=0x805dcc8) at nsAppRunner.cpp:3195
  [Error: nsAppRunner.cpp was not found in source tree]
#51 0x08049033 in ?? ()
#52 0x00000001 in ?? ()
#53 0xbfc1d6e4 in ?? ()
#54 0x0805dcc8 in ?? ()
#55 0x00000000 in ?? ()