(gdb) bt
#0  0xb765b3bc in g_slice_alloc () from /usr/lib/libglib-2.0.so.0
#1  0xb765b6e5 in g_slice_alloc0 () from /usr/lib/libglib-2.0.so.0
#2  0xb76f098a in g_type_create_instance () from /usr/lib/libgobject-2.0.so.0
#3  0xb76d7f82 in g_object_set () from /usr/lib/libgobject-2.0.so.0
#4  0xb76d647f in g_object_newv () from /usr/lib/libgobject-2.0.so.0
#5  0xb76d6f3b in g_object_new_valist () from /usr/lib/libgobject-2.0.so.0
#6  0xb76d70f0 in g_object_new () from /usr/lib/libgobject-2.0.so.0
#7  0x0806c2e5 in ?? ()
#8  0x080f04c8 in ?? ()
#9  0x00000000 in ?? ()
(gdb)