Yes, here it is:

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread -1223686464 (LWP 6452)]
0xb7775c18 in IA__g_markup_escape_text (
    text=0x8696000 <Address 0x8696000 out of bounds>, length=30) at gmarkup.c:1890
1890    gmarkup.c: Nie ma takiego pliku ani katalogu.
        in gmarkup.c
(gdb) thread apply all bt

Thread 2 (Thread -1242825808 (LWP 6463)):
#0  0xb75f7e0a in poll () from /lib/tls/libc.so.6
#1  0xb7774788 in g_main_context_iterate (context=0x8288200, block=1, dispatch=1,
    self=0x8235f30) at gmain.c:2849
#2  0xb7774c58 in IA__g_main_loop_run (loop=0x82810b0) at gmain.c:2751
#3  0xb7c7770e in link_thread_io_context () from /usr/lib/libORBit-2.so.0
#4  0xb778d582 in g_thread_create_proxy (data=0x8235f30) at gthread.c:582
#5  0xb7c331ce in start_thread () from /lib/tls/libpthread.so.0
#6  0xb76018fe in clone () from /lib/tls/libc.so.6

Thread 1 (Thread -1223686464 (LWP 6452)):
#0  0xb7775c18 in IA__g_markup_escape_text (
    text=0x8696000 <Address 0x8696000 out of bounds>, length=30) at gmarkup.c:1890
#1  0xb7778159 in IA__g_markup_vprintf_escaped (
    format=0x80cf684 "<span weight=\"bold\">%s</span>\n%s",
    args=0xbfd279d4 "đěc\bXíc\bĄ\016§ˇ \032S\bđěc\b\027") at gmarkup.c:2200
#2  0xb77782b6 in IA__g_markup_printf_escaped (
    format=0x8696000 <Address 0x8696000 out of bounds>) at gmarkup.c:2257
#3  0x080b28c9 in panel_addto_make_text (
    name=0x863ecf0 "Narzędzie do montowania dysków",
    desc=0x863ed58 "Narzędzie montujące lokalne dyski i urządzenia")
    at /home/seb128/boulot/paquets/gnome-panel/gnome-panel-2.14.1/./gnome-panel/panel-addto.c:215
#4  0x080b2fa5 in panel_addto_append_item (dialog=0x8620a90, model=0x8531a20,
    applet=0x863ecb8)
    at /home/seb128/boulot/paquets/gnome-panel/gnome-panel-2.14.1/./gnome-panel/panel-addto.c:443
#5  0x080b30fc in panel_addto_make_applet_model (dialog=0x8620a90)
    at /home/seb128/boulot/paquets/gnome-panel/gnome-panel-2.14.1/./gnome-panel/panel-addto.c:485
#6  0x080b45ed in panel_addto_present_applets (dialog=0x8620a90)
    at /home/seb128/boulot/paquets/gnome-panel/gnome-panel-2.14.1/./gnome-panel/panel-addto.c:1125
#7  0x080b5796 in panel_addto_present (item=0x8613630, panel_widget=0x8170808)
    at /home/seb128/boulot/paquets/gnome-panel/gnome-panel-2.14.1/./gnome-panel/panel-addto.c:1497
#8  0xb77e7423 in IA__g_cclosure_marshal_VOID__VOID (closure=0x8509458,
    return_value=0x0, n_param_values=1, param_values=0xbfd27d6c,
---Type <return> to continue, or q <return> to quit---
    invocation_hint=0xbfd27c5c, marshal_data=0x80b5697) at gmarshal.c:77
#9  0xb77db79f in IA__g_closure_invoke (closure=0x8509458, return_value=0x8696000,
    n_param_values=141123584, param_values=0x8696000, invocation_hint=0x8696000)
    at gclosure.c:490
#10 0xb77ea2ea in signal_emit_unlocked_R (node=0x827b030, detail=0, instance=0x8613630,
    emission_return=0x0, instance_and_params=0xbfd27d6c) at gsignal.c:2438
#11 0xb77ebb19 in IA__g_signal_emit_valist (instance=0x8613630, signal_id=168, detail=0,
    var_args=<value optimized out>) at gsignal.c:2197
#12 0xb77ebe89 in IA__g_signal_emit (instance=0x8696000, signal_id=141123584,
    detail=141123584) at gsignal.c:2241
#13 0xb7b585ad in gtk_widget_activate () from /usr/lib/libgtk-x11-2.0.so.0
#14 0xb7a851af in gtk_menu_shell_activate_item () from /usr/lib/libgtk-x11-2.0.so.0
#15 0xb7a85481 in gtk_menu_shell_activate_item () from /usr/lib/libgtk-x11-2.0.so.0
#16 0xb7a7bc34 in gtk_menu_reorder_child () from /usr/lib/libgtk-x11-2.0.so.0
#17 0xb7a76540 in _gtk_marshal_BOOLEAN__BOXED () from /usr/lib/libgtk-x11-2.0.so.0
#18 0xb77db16f in g_type_class_meta_marshal (closure=0x8146b68, return_value=0x8696000,
    n_param_values=141123584, param_values=0xbfd282cc, invocation_hint=0x8696000,
    marshal_data=0x8696000) at gclosure.c:567
#19 0xb77db79f in IA__g_closure_invoke (closure=0x8146b68, return_value=0x8696000,
    n_param_values=141123584, param_values=0x8696000, invocation_hint=0x8696000)
    at gclosure.c:490
#20 0xb77ea9ce in signal_emit_unlocked_R (node=0x8146d80, detail=0, instance=0x857fd58,
    emission_return=0xbfd2848c, instance_and_params=0xbfd282cc) at gsignal.c:2476
#21 0xb77eb886 in IA__g_signal_emit_valist (instance=0x857fd58, signal_id=43, detail=0,
    var_args=0xbfd28510 "(\205Ňżđža\bXýW\ba\211ľˇXýW\bČ\027\024\b") at gsignal.c:2207
#22 0xb77ebe89 in IA__g_signal_emit (instance=0x8696000, signal_id=141123584,
    detail=141123584) at gsignal.c:2241
#23 0xb7b5878f in gtk_widget_activate () from /usr/lib/libgtk-x11-2.0.so.0
#24 0xb7a74cbd in gtk_propagate_event () from /usr/lib/libgtk-x11-2.0.so.0
#25 0xb7a750cb in gtk_main_do_event () from /usr/lib/libgtk-x11-2.0.so.0
#26 0xb7918e1c in _gdk_events_queue () from /usr/lib/libgdk-x11-2.0.so.0
#27 0xb7771876 in IA__g_main_context_dispatch (context=0x81113f0) at gmain.c:1916
#28 0xb7774936 in g_main_context_iterate (context=0x81113f0, block=1, dispatch=1,
    self=0x80de9a8) at gmain.c:2547
#29 0xb7774c58 in IA__g_main_loop_run (loop=0x81dc220) at gmain.c:2751
#30 0xb7a743c6 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#31 0x0806819d in main (argc=7, argv=0xbfd28814)
    at /home/seb128/boulot/paquets/gnome-panel/gnome-panel-2.14.1/./gnome-panel/main.c:92