#0  0x00837832 in ?? () from /lib/ld-linux.so.2
No symbol table info available.
#1  0x00b97dd1 in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        resultvar = <value optimized out>
        resultvar = <value optimized out>
        pid = 13414388
        selftid = 6572
#2  0x00b9b2ae in abort () at abort.c:92
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x92e588, sa_sigaction = 0x92e588}, sa_mask = {__val = {3216311924, 8735348, 0, 3077760080, 5, 0, 1, 3077800664, 1, 8, 10629108, 3011174216, 3011143312, 9914651, 3011174216, 3216312012, 4, 10629108, 0, 0, 3216312000, 9915110, 3077800664, 9667449, 3077801376, 12426309, 10629108, 10629108, 234, 10039262, 3011174216, 0}}, sa_flags = -1078655284, sa_restorer = 0x4}
        sigs = {__val = {32, 0 <repeats 31 times>}}
#3  0x0099351e in g_assertion_message (domain=0x9b6f86 "GLib", file=0xa056e8 "/build/buildd/glib2.0-2.29.14/./glib/gvarianttypeinfo.c", line=165, func=0xa05930 "g_variant_type_info_check", message=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/gtestutils.c:1425
        lstr = "165\000'I\227\000\364/\242\000\364/\242\000\\\315\230\000\227\071z\263\313\n\234\000h\a\265\277"
        s = 0xb37a6690 "@\337z\263@"
#4  0x00993b1f in g_assertion_message_expr (domain=0x9b6f86 "GLib", file=0xa056e8 "/build/buildd/glib2.0-2.29.14/./glib/gvarianttypeinfo.c", line=165, func=0xa05930 "g_variant_type_info_check", expr=0xa05760 "info->alignment == 0 || info->alignment == 1 || info->alignment == 3 || info->alignment == 7") at /build/buildd/glib2.0-2.29.14/./glib/gtestutils.c:1436
        s = <value optimized out>
#5  0x009b16cf in g_variant_type_info_check (info=<value optimized out>, container_class=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/gvarianttypeinfo.c:164
        __PRETTY_FUNCTION__ = "g_variant_type_info_check"
#6  0x009b1f27 in g_variant_type_info_unref (info=0xb6afed30) at /build/buildd/glib2.0-2.29.14/./glib/gvarianttypeinfo.c:831
No locals.
#7  0x009ab26a in g_variant_unref (value=0x88b4db0) at /build/buildd/glib2.0-2.29.14/./glib/gvariant-core.c:625
No locals.
#8  0x0400b9fb in _g_variant_unref (data=0x88b4db0) at /build/buildd/libdbusmenu-0.4.90/./libdbusmenu-glib/menuitem.c:317
No locals.
#9  0x0095b748 in g_hash_table_insert_node (hash_table=0x892e8e0, node_index=<value optimized out>, key_hash=265827749, key=0xb481d880, value=0x8cf6608, 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 = 0x88b4db0
#10 0x0095bbd2 in g_hash_table_insert_internal (hash_table=0x892e8e0, key=0xb481d880, value=0x8cf6608, keep_new_key=0) at /build/buildd/glib2.0-2.29.14/./glib/ghash.c:1101
        key_hash = 265827749
#11 0x0400d1f3 in dbusmenu_menuitem_property_set_variant (mi=0x892e8a8, property=0xb4817a30 "label", value=0x8cf6608) at /build/buildd/libdbusmenu-0.4.90/./libdbusmenu-glib/menuitem.c:1211
        lprop = <value optimized out>
        __PRETTY_FUNCTION__ = "dbusmenu_menuitem_property_set_variant"
        priv = 0x892e8b8
        default_value = 0x0
        type = 0x0
        replaced = <value optimized out>
        remove = 0
        hash_key = 0x8997e50 "label"
        hash_variant = 0x88b4db0
        inhash = <value optimized out>
#12 0x04016720 in id_prop_update (id=4, property=0xb4817a30 "label", value=0x8cf6608, client=0x8898d00, proxy=<value optimized out>) at /build/buildd/libdbusmenu-0.4.90/./libdbusmenu-glib/client.c:863
        priv = <value optimized out>
        menuitem = <value optimized out>
#13 0x0401739a in menuproxy_signal_cb (proxy=0x889f1d0, sender=0xb383eaa0 ":1.670", signal=0xb48b3650 "ItemsPropertiesUpdated", params=0xb37ad530, user_data=0x8898d00) at /build/buildd/libdbusmenu-0.4.90/./libdbusmenu-glib/client.c:1297
        internalvalue = 0x8cf6608
        idv = <value optimized out>
        propv = 0xb37acfc0
        value = 0x8cf6608
        id = 4
        properties = {x = {3011170240, 2, 1, 67212699, 143323824, 143323608, 3216312992, 3579507750, 143323825, 0, 3216312908, 16002742, 142814192, 16017611, 146523592, 143323830}}
        property = 0xb4817a30 "label"
        ritems = {x = {147810216, 0, 0, 0, 0, 0, 3216312908, 3579507750, 143323830, 0, 3216312908, 8257524, 142814200, 7988512, 147789208, 8021645}}
        ritem = 0x4
        itemsv = 0x8cf65c0
        ritemsv = 0x8cf67a8
        items = {x = {147809728, 2, 1, 0, 143323824, 0, 4, 3579507750, 8581108, 8572698, 3216313040, 3028362536, 4, 2, 143410448, 116939103}}
        item = 0xb365d598
        __PRETTY_FUNCTION__ = "menuproxy_signal_cb"
        client = 0x8898d00
        priv = 0xb365d598
#14 0x0082d35a in ffi_call_SYSV () at ../src/x86/sysv.S:64
No locals.
#15 0x0082d08f in ffi_call (cif=0xbfb50bf0, fn=0x4017000 <menuproxy_signal_cb>, rvalue=0xbfb50ba0, avalue=0xbfb50b40) at ../src/x86/ffi.c:303
        ecif = {cif = 0xbfb50bf0, rvalue = 0xbfb50ba0, avalue = 0xbfb50b40}
#16 0x0079bede in g_cclosure_marshal_generic (closure=0xb4812520, return_gvalue=0x0, n_param_values=4, param_values=0x8995378, invocation_hint=0xbfb50d20, marshal_data=0x0) at /build/buildd/glib2.0-2.29.14/./gobject/gclosure.c:1146
        rtype = 0x82d5e4
        rvalue = 0xbfb50ba0
        n_args = 5
        atypes = 0xbfb50b70
        args = 0xbfb50b40
        i = <value optimized out>
        cif = {abi = FFI_SYSV, nargs = 5, arg_types = 0xbfb50b70, rtype = 0x82d5e4, bytes = 20, flags = 0}
        cc = 0xb4812520
#17 0x0079ba2c in g_closure_invoke (closure=0xb4812520, return_value=0x0, n_param_values=4, param_values=0x8995378, invocation_hint=0xbfb50d20) at /build/buildd/glib2.0-2.29.14/./gobject/gclosure.c:773
        marshal = 0x79bd70 <g_cclosure_marshal_generic>
        marshal_data = 0x0
        in_marshal = 0
        __PRETTY_FUNCTION__ = "g_closure_invoke"
#18 0x007afe80 in signal_emit_unlocked_R (node=0x88a2ff0, detail=0, instance=0x889f1d0, emission_return=0x0, instance_and_params=0x8995378) at /build/buildd/glib2.0-2.29.14/./gobject/gsignal.c:3271
        tmp = <value optimized out>
        handler = 0xb4811aa0
        accumulator = 0x0
        emission = {next = 0x0, instance = 0x889f1d0, ihint = {signal_id = 178, detail = 0, run_type = G_SIGNAL_RUN_FIRST}, state = EMISSION_RUN, chain_type = 4}
        class_closure = 0x88a1eb8
        hlist = 0xb4811d68
        handler_list = 0xb4811aa0
        return_accu = 0x0
        accu = {g_type = 0, data = {{v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}, {v_int = 0, v_uint = 0, v_long = 0, v_ulong = 0, v_int64 = 0, v_uint64 = 0, v_float = 0, v_double = 0, v_pointer = 0x0}}}
        signal_id = 178
        max_sequential_handler_number = 32582
        return_value_altered = 0
#19 0x007b8b4f in g_signal_emit_valist (instance=0x889f1d0, signal_id=178, detail=0, var_args=0xbfb50ed8 "\021") at /build/buildd/glib2.0-2.29.14/./gobject/gsignal.c:3002
        instance_and_params = 0x8995378
        signal_return_type = 4
        param_values = 0x899538c
        node = 0x88a2ff0
        i = <value optimized out>
        n_params = 3
        __PRETTY_FUNCTION__ = "g_signal_emit_valist"
#20 0x007b8cc3 in g_signal_emit (instance=0x889f1d0, signal_id=178, detail=0) at /build/buildd/glib2.0-2.29.14/./gobject/gsignal.c:3059
        var_args = 0xbfb50ecc "X\352\317\bH\220\220\b0\325z\263\021"
#21 0x00ae4aaa in on_signal_received (connection=0x88a0048, sender_name=0x8cfea58 ":1.670", object_path=0x8cff738 "/com/canonical/indicators/sound/menu", interface_name=0x8d005d8 "com.canonical.dbusmenu", signal_name=0x8909048 "ItemsPropertiesUpdated", parameters=0xb37ad530, user_data=0x88fd550) at /build/buildd/glib2.0-2.29.14/./gio/gdbusproxy.c:867
        data = 0x88fd550
        proxy = 0x889f1d0
#22 0x00ad2295 in emit_signal_instance_in_idle_cb (data=0x89608b0) at /build/buildd/glib2.0-2.29.14/./gio/gdbusconnection.c:3417
        signal_instance = 0x89608b0
        parameters = 0xb37ad530
        has_subscription = 1
#23 0x00969c30 in g_idle_dispatch (source=0x883c340, callback=0xad21f0 <emit_signal_instance_in_idle_cb>, user_data=0x89608b0) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:4867
No locals.
#24 0x0096de1f in g_main_dispatch (context=0x8839ef8) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:2500
        dispatch = 0x969c10 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0x89608b0
        callback = 0xad21f0 <emit_signal_instance_in_idle_cb>
        cb_funcs = 0xa2335c
        cb_data = 0x8cf76f8
        current_source_link = {data = 0x883c340, next = 0x0}
        need_destroy = <value optimized out>
        source = 0x883c340
        current = 0xb6a05a30
        i = <value optimized out>
#25 g_main_context_dispatch (context=0x8839ef8) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3083
No locals.
#26 0x0096e550 in g_main_context_iterate (context=0x8839ef8, block=9948960, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3161
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = <value optimized out>
        allocated_nfds = <value optimized out>
        fds = 0xb4804188
#27 0x0096eb5b in g_main_loop_run (loop=0xb4800a90) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3369
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#28 0x0027a275 in gtk_main () at /build/buildd/gtk+3.0-3.1.10/./gtk/gtkmain.c:1367
        loop = 0xb4800a90
#29 0x0804af86 in main (argc=1, argv=0xbfb51164) at /build/buildd/unity-4.4.0/services/panel-main.c:394
        service = 0x883e020
        owner_id = 2
        __PRETTY_FUNCTION__ = "main"