Comment 2 for bug 750187

StacktraceTop:
 __strlen_sse42 () at ../sysdeps/x86_64/multiarch/strlen-sse4.S:32
 g_variant_is_object_path (string=0x1f <Address 0x1f out of bounds>) at /build/buildd/glib2.0-2.28.5/./glib/gvariant.c:1180
 g_dbus_connection_register_object (connection=0x25d0830, object_path=0x1f <Address 0x1f out of bounds>, interface_info=0x25d12f0, vtable=0x7f2b1098ecc0, user_data=0x7f2b0c0018a0, user_data_free_func=0, error=0x7fff5c1b02d8) at /build/buildd/glib2.0-2.28.5/./gio/gdbusconnection.c:4698
 register_object (server=0x7f2b0c0018a0) at /build/buildd/libdbusmenu-0.4.1/./libdbusmenu-glib/server.c:657
 bus_got_cb (obj=<value optimized out>, result=<value optimized out>, user_data=0x7f2b0c0018a0) at /build/buildd/libdbusmenu-0.4.1/./libdbusmenu-glib/server.c:707