(gdb) where
#0  0x40346861 in kill () from /lib/libc.so.6
#1  0x080a2377 in fatal_error_signal (sig=11) at emacs.c:264
#2  <signal handler called>
#3  0x40153888 in XtInitializeWidgetClass () from /usr/X11R6/lib/libXt.so.6
#4  0x40153bdf in xtWidgetAlloc () from /usr/X11R6/lib/libXt.so.6
#5  0x40153dc0 in xtCreate () from /usr/X11R6/lib/libXt.so.6
#6  0x4015471b in _XtCreatePopupShell () from /usr/X11R6/lib/libXt.so.6
#7  0x401547bd in XtCreatePopupShell () from /usr/X11R6/lib/libXt.so.6
#8  0x0814e890 in x_create_widgets (f=0x83b20f8, lisp_window_id=136894292, parent=136894292) at frame-x.c:1952
#9  0x0814ee27 in x_init_frame_1 (f=0x83b20f8, props=136894292) at frame-x.c:2183
#10 0x080ebf11 in Fmake_frame (props=136894292, device=137785280) at frame.c:383
#11 0x080a5afd in funcall_recording_as (recorded_as=136990540, nargs=2, args=0xbfffee14) at eval.c:3197
#12 0x080aa009 in Ffuncall (nargs=3, args=0xbfffee14) at eval.c:3238
#13 0x08085ee9 in Fbyte_code (bytestr=136184188, vector=136184260, maxdepth=11) at bytecode.c:416
#14 0x080a67ff in funcall_lambda (fun=136184348, nargs=0, arg_vector=0xbffff118) at eval.c:3607
#15 0x080a5c01 in funcall_recording_as (recorded_as=137192108, nargs=0, args=0xbffff114) at eval.c:3214
#16 0x080aa009 in Ffuncall (nargs=1, args=0xbffff114) at eval.c:3238
#17 0x08085ee9 in Fbyte_code (bytestr=136319672, vector=136319788, maxdepth=9) at bytecode.c:416
#18 0x080a67ff in funcall_lambda (fun=136320008, nargs=0, arg_vector=0xbffff518) at eval.c:3607
#19 0x080a5c01 in funcall_recording_as (recorded_as=137548524, nargs=0, args=0xbffff514) at eval.c:3214
#20 0x080aa009 in Ffuncall (nargs=1, args=0xbffff514) at eval.c:3238
#21 0x08085ee9 in Fbyte_code (bytestr=136317544, vector=136317728, maxdepth=13) at bytecode.c:416
#22 0x080a67ff in funcall_lambda (fun=136318248, nargs=0, arg_vector=0xbffff5f4) at eval.c:3607
#23 0x080a63ae in apply_lambda (fun=136318248, numargs=0, unevalled_args=136894292) at eval.c:3511
#24 0x080a55bf in Feval (form=137288152) at eval.c:3085
#25 0x080a9c66 in condition_case_1 (handlers=136894404, bfun=0x80a4c70 <Feval>, barg=137288152, hfun=0x808c9c0 <cmd_error>, 
    harg=136894292) at eval.c:1653
#26 0x0808ca4f in top_level_1 (dummy=136894292) at cmdloop.c:206
#27 0x080a9b2c in internal_catch (tag=136968664, func=0x808ca20 <top_level_1>, arg=136894292, threw=0x0) at eval.c:1328
#28 0x0808c312 in initial_command_loop (load_me=136894292) at cmdloop.c:285
#29 0x080a0d3e in xemacs_21_1_14_i686_pc_linux () at emacs.c:1725
#30 0x080a25c4 in main (argc=1, argv=0xbffffa94, envp=0xbffffa9c) at emacs.c:2142
#31 0x403357ee in __libc_start_main () from /lib/libc.so.6