#0  0xb72a3310 in g_slice_alloc () from /usr/lib/libglib-2.0.so.0
#1  0xb72731be in g_datalist_id_set_data_full ()
   from /usr/lib/libglib-2.0.so.0
#2  0xb7311ed5 in g_object_weak_ref () from /usr/lib/libgobject-2.0.so.0
#3  0xb7311fa3 in g_object_add_weak_pointer ()
   from /usr/lib/libgobject-2.0.so.0
#4  0xb795071a in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#5  0x0831a708 in ?? ()
#6  0x0836c524 in ?? ()
#7  0x08334020 in ?? ()
#8  0xb7aa0fdc in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#9  0x0836c4e0 in ?? ()
#10 0x08603e80 in ?? ()
#11 0xbfb98ea8 in ?? ()
#12 0xb7950fc7 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#13 0x080c3008 in ?? ()
#14 0xb7a83740 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#15 0xbfb98e70 in ?? ()
#16 0x00000000 in ?? ()