(gdb) bt
#0 0x00002b0a886d0e45 in raise () from /lib64/libc.so.6
#1 0x00002b0a886d226e in abort () from /lib64/libc.so.6
#2 0x00002b0a88706ae6 in __fsetlocking () from /lib64/libc.so.6
#3 0x00002b0a8870dafe in mallopt () from /lib64/libc.so.6
#4 0x00002b0a8870dc84 in free () from /lib64/libc.so.6
#5 0x000000000044f6cd in ?? ()
#6 0x00002b0a87290ebd in gtk_marshal_BOOLEAN__VOID () from /usr/lib64/libgtk-x11-2.0.so.0
#7 0x00002b0a87eb9229 in g_closure_invoke () from /usr/lib64/libgobject-2.0.so.0
#8 0x00002b0a87ec941d in g_signal_override_class_closure () from /usr/lib64/libgobject-2.0.so.0
#9 0x00002b0a87eca4a6 in g_signal_emit_valist () from /usr/lib64/libgobject-2.0.so.0
#10 0x00002b0a87eca8b3 in g_signal_emit () from /usr/lib64/libgobject-2.0.so.0
#11 0x00002b0a8738944e in gtk_widget_get_default_style () from /usr/lib64/libgtk-x11-2.0.so.0
#12 0x00002b0a8728b685 in gtk_main_do_event () from /usr/lib64/libgtk-x11-2.0.so.0
#13 0x00002b0a8760da4e in gdk_window_is_viewable () from /usr/lib64/libgdk-x11-2.0.so.0
#14 0x00002b0a8760dc89 in gdk_window_process_all_updates () from /usr/lib64/libgdk-x11-2.0.so.0
#15 0x00002b0a8720b2d5 in gtk_container_check_resize () from /usr/lib64/libgtk-x11-2.0.so.0
#16 0x00002b0a88223303 in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0
#17 0x00002b0a8822614d in g_main_context_check () from /usr/lib64/libglib-2.0.so.0
#18 0x00002b0a88226436 in g_main_loop_run () from /usr/lib64/libglib-2.0.so.0
#19 0x00002b0a8728b962 in gtk_main () from /usr/lib64/libgtk-x11-2.0.so.0
#20 0x000000000041381e in ?? ()
#21 0x00002b0a886bee64 in __libc_start_main () from /lib64/libc.so.6
#22 0x00000000004123e9 in ?? ()
#23 0x00007fffff821f68 in ?? ()
#24 0x0000000000000000 in ?? ()