#0  g_variant_type_info_check (info=0x0, container_class=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/gvarianttypeinfo.c:164
        _g_boolean_var_ = <value optimized out>
        __PRETTY_FUNCTION__ = "g_variant_type_info_check"
#1  0x00841f27 in g_variant_type_info_unref (info=0x0) at /build/buildd/glib2.0-2.29.14/./glib/gvarianttypeinfo.c:831
No locals.
#2  0x0083b26a in g_variant_unref (value=0xb6b05b60) at /build/buildd/glib2.0-2.29.14/./glib/gvariant-core.c:625
No locals.
#3  0x058599fb in _g_variant_unref (data=0xb6b05b60) at /build/buildd/libdbusmenu-0.4.90/./libdbusmenu-glib/menuitem.c:317
No locals.
#4  0x007eb748 in g_hash_table_insert_node (hash_table=0x9436010, node_index=<value optimized out>, key_hash=265827749, key=0x98145a0, value=0x97897b0, keep_new_key=0) at /build/buildd/glib2.0-2.29.14/./glib/ghash.c:868
        old_hash = 265827749
        old_key = <value optimized out>
        old_value = 0xb6b05b60
#5  0x007ebbd2 in g_hash_table_insert_internal (hash_table=0x9436010, key=0x98145a0, value=0x97897b0, keep_new_key=0) at /build/buildd/glib2.0-2.29.14/./glib/ghash.c:1101
        key_hash = 265827749
#6  0x0585b1f3 in dbusmenu_menuitem_property_set_variant (mi=0x9433198, property=0x9790d58 "label", value=0x97897b0) at /build/buildd/libdbusmenu-0.4.90/./libdbusmenu-glib/menuitem.c:1211
        lprop = <value optimized out>
        __PRETTY_FUNCTION__ = "dbusmenu_menuitem_property_set_variant"
        priv = 0x94331a8
        default_value = 0x0
        type = 0x0
        replaced = <value optimized out>
        remove = 0
        hash_key = 0xb6b03bc0 "label"
        hash_variant = 0xb6b05b60
        inhash = <value optimized out>
#7  0x05865b6a in parse_layout_xml (client=0x93f0de0, layout=<value optimized out>, item=0x942fd58, parent=0x0, proxy=0x93ca410) at /build/buildd/libdbusmenu-0.4.90/./libdbusmenu-glib/client.c:1771
        iter = {x = {158900016, 4, 1, 92698011, 3218170140, 0, 92679072, 3579507750, 0, 24, 0, 0, 92687947, 92725236, 155385176, 155127264}}
        prop = 0x9790d58 "label"
        value = 0x97897b0
        child_props = 0x9789f30
        childidv = <value optimized out>
        childid = <value optimized out>
        childmi = 0x9433198
        childsearch = <value optimized out>
        idv = <value optimized out>
        id = <value optimized out>
        __PRETTY_FUNCTION__ = "parse_layout_xml"
        children = {x = {155231424, 9, 0, 0, 155127264, 0, 92725236, 3579507750, 92725236, 92688302, 92681712, 155127264, 1, 92725236, 155385176, 92725236}}
        childrenv = 0x940a4c0
        position = 0
        oldchildren = 0xb514b000
        child = 0x96aad90
        oldchildleft = <value optimized out>
        childmis = <value optimized out>
#8  0x05865fa0 in parse_layout (proxy=0x93ca410, res=0x94a9320, data=0x93f0de0) at /build/buildd/libdbusmenu-0.4.90/./libdbusmenu-glib/client.c:1865
        priv = <value optimized out>
        oldroot = 0x942fd58
#9  update_layout_cb (proxy=0x93ca410, res=0x94a9320, data=0x93f0de0) at /build/buildd/libdbusmenu-0.4.90/./libdbusmenu-glib/client.c:1916
        client = 0x93f0de0
        priv = 0x93f0df8
        error = 0x0
        params = 0x95d5608
        layout = 0x940a4a8
        revv = <value optimized out>
        rev = 17
#10 0x006d23a2 in g_simple_async_result_complete (simple=0x94a9320) at /build/buildd/glib2.0-2.29.14/./gio/gsimpleasyncresult.c:749
        current_source = <value optimized out>
        current_context = <value optimized out>
        __PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#11 0x0072d10b in reply_cb (connection=0x93d2048, res=0x94a9448, user_data=0x94a9320) at /build/buildd/glib2.0-2.29.14/./gio/gdbusproxy.c:2390
        simple = 0x94a9320
        value = 0x95d5608
        error = 0x0
        fd_list = 0x0
#12 0x006d23a2 in g_simple_async_result_complete (simple=0x94a9448) at /build/buildd/glib2.0-2.29.14/./gio/gsimpleasyncresult.c:749
        current_source = <value optimized out>
        current_context = <value optimized out>
        __PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#13 0x007220c8 in g_dbus_connection_call_done (source=0x93d2048, result=0x9782ba8, user_data=0xb3f45008) at /build/buildd/glib2.0-2.29.14/./gio/gdbusconnection.c:5043
        simple = 0x94a9448
        connection = <value optimized out>
        state = 0xb3f45008
        error = 0x0
        reply = 0x93f66f0
#14 0x006d23a2 in g_simple_async_result_complete (simple=0x9782ba8) at /build/buildd/glib2.0-2.29.14/./gio/gsimpleasyncresult.c:749
        current_source = <value optimized out>
        current_context = <value optimized out>
        __PRETTY_FUNCTION__ = "g_simple_async_result_complete"
#15 0x006d24dc in complete_in_idle_cb (data=0x9782ba8) at /build/buildd/glib2.0-2.29.14/./gio/gsimpleasyncresult.c:761
        simple = <value optimized out>
#16 0x007f9c30 in g_idle_dispatch (source=0xb518c5c8, callback=0x6d24b0 <complete_in_idle_cb>, user_data=0x9782ba8) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:4867
No locals.
#17 0x007fde1f in g_main_dispatch (context=0x936e1f8) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:2500
        dispatch = 0x7f9c10 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0x9782ba8
        callback = 0x6d24b0 <complete_in_idle_cb>
        cb_funcs = 0x8b335c
        cb_data = 0xb6b50670
        current_source_link = {data = 0xb518c5c8, next = 0x0}
        need_destroy = <value optimized out>
        source = 0xb518c5c8
        current = 0x9408cc0
        i = <value optimized out>
#18 g_main_context_dispatch (context=0x936e1f8) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3083
No locals.
#19 0x007fe550 in g_main_context_iterate (context=0x936e1f8, block=8441632, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3161
        max_priority = 2147483647
        timeout = 23670
        some_ready = 1
        nfds = <value optimized out>
        allocated_nfds = <value optimized out>
        fds = 0x94d60b0
#20 0x007feb5b in g_main_loop_run (loop=0x94d3f78) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3369
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#21 0x0027a275 in gtk_main () at /build/buildd/gtk+3.0-3.1.10/./gtk/gtkmain.c:1367
        loop = 0x94d3f78
#22 0x0804af86 in main (argc=1, argv=0xbfd16514) at /build/buildd/unity-4.4.0/services/panel-main.c:394
        service = 0x9374000
        owner_id = 2
        __PRETTY_FUNCTION__ = "main"