.
Thread 3 (Thread 0x7f2ae0c49700 (LWP 2485)):
#0  0x00007f2ae8d1db03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = 0
        result = <optimized out>
#1  0x00007f2ae903bb84 in g_main_context_poll (n_fds=1, fds=0x7f2adc0010e0, timeout=-1, context=0x14084d0, priority=<optimized out>) at /build/buildd/glib2.0-2.33.3/./glib/gmain.c:3440
        poll_func = 0x7f2ae9049a10 <g_poll>
#2  g_main_context_iterate (context=0x14084d0, block=block@entry=1, dispatch=dispatch@entry=1, self=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.33.3/./glib/gmain.c:3141
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0x7f2adc0010e0
#3  0x00007f2ae903bfe2 in g_main_loop_run (loop=0x7f2adc0010c0) at /build/buildd/glib2.0-2.33.3/./glib/gmain.c:3340
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007f2ae0c4eb7b in dconf_context_thread (data=0x14084d0) at dconfcontext.c:11
        context = 0x14084d0
        loop = <optimized out>
        __PRETTY_FUNCTION__ = "dconf_context_thread"
#5  0x00007f2ae905e865 in g_thread_proxy (data=0x1403ed0) at /build/buildd/glib2.0-2.33.3/./glib/gthread.c:801
        thread = 0x1403ed0
#6  0x00007f2ae8523e9a in start_thread (arg=0x7f2ae0c49700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7f2ae0c49700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 6563045925761054190, 140735204430464, 139822136334784, 0, 3, -6538840772757686802, -6538857380785949202}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007f2ae8d294bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 0x7f2adbfff700 (LWP 2486)):
#0  0x00007f2ae8d1db03 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <optimized out>
        oldtype = 0
        result = <optimized out>
#1  0x00007f2ae903bb84 in g_main_context_poll (n_fds=3, fds=0x7f2ad40010c0, timeout=-1, context=0x7f2adc00dc90, priority=<optimized out>) at /build/buildd/glib2.0-2.33.3/./glib/gmain.c:3440
        poll_func = 0x7f2ae9049a10 <g_poll>
#2  g_main_context_iterate (context=0x7f2adc00dc90, block=block@entry=1, dispatch=dispatch@entry=1, self=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.33.3/./glib/gmain.c:3141
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 3
        allocated_nfds = <optimized out>
        fds = 0x7f2ad40010c0
#3  0x00007f2ae903bfe2 in g_main_loop_run (loop=0x7f2adc00dc20) at /build/buildd/glib2.0-2.33.3/./glib/gmain.c:3340
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007f2ae9d97886 in gdbus_shared_thread_func (user_data=0x7f2adc00dc60) at /build/buildd/glib2.0-2.33.3/./gio/gdbusprivate.c:277
        data = 0x7f2adc00dc60
#5  0x00007f2ae905e865 in g_thread_proxy (data=0x7f2adc00aa80) at /build/buildd/glib2.0-2.33.3/./glib/gthread.c:801
        thread = 0x7f2adc00aa80
#6  0x00007f2ae8523e9a in start_thread (arg=0x7f2adbfff700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7f2adbfff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 6563045925761054190, 139822136330544, 139822056339904, 0, 3, -6538900649970502162, -6538857380785949202}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007f2ae8d294bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#8  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7f2ae3a0d940 (LWP 2475)):
#0  0x00000000004063bd in panel_indicator_entry_accessible_get_n_children (accessible=<optimized out>) at /build/buildd/unity-5.12/services/panel-indicator-entry-accessible.c:256
        __inst = 0x21
        __t = 19938448
        __r = <optimized out>
        piea = <optimized out>
        __PRETTY_FUNCTION__ = "panel_indicator_entry_accessible_get_n_children"
#1  0x00007f2ae77e2e55 in append_cache_item (obj=0x19bee40, data=0x7fff77de1890) at cache-adaptor.c:151
        childcount = <optimized out>
        i = <optimized out>
        application = <optimized out>
        parent = <optimized out>
        iter_struct = {dummy1 = 0x1a07410, dummy2 = 0x3e00000, dummy3 = 22770284, dummy4 = 0, dummy5 = 24977136, dummy6 = 0, dummy7 = 19, dummy8 = 0, dummy9 = 27292768, dummy10 = 0, dummy11 = 9229, pad1 = 8, pad2 = 0, pad3 = 0x0}
        iter_sub_array = {dummy1 = 0x1a07410, dummy2 = 0x3e00000, dummy3 = 22765932, dummy4 = 0, dummy5 = 24977136, dummy6 = 0, dummy7 = 15, dummy8 = 0, dummy9 = 27292768, dummy10 = 0, dummy11 = 9240, pad1 = 9240, pad2 = 9232, pad3 = 0x0}
        states = {1094713600, 0}
        count = <optimized out>
        set = 0x1af84e0
        iter_array = 0x7fff77de1890
        name = <optimized out>
        desc = <optimized out>
        role = 29
#2  0x00007f2ae902c1f0 in g_hash_table_foreach (hash_table=0x149a1e0, func=func@entry=0x7f2ae77e3230 <append_accessible_hf>, user_data=user_data@entry=0x7fff77de1890) at /build/buildd/glib2.0-2.33.3/./glib/ghash.c:1524
        node_hash = <optimized out>
        node_key = <optimized out>
        node_value = <optimized out>
        i = <optimized out>
        version = 1393
        __PRETTY_FUNCTION__ = "g_hash_table_foreach"
#3  0x00007f2ae77da1c9 in spi_cache_foreach (cache=<optimized out>, func=func@entry=0x7f2ae77e3230 <append_accessible_hf>, data=data@entry=0x7fff77de1890) at accessible-cache.c:421
No locals.
#4  0x00007f2ae77e2b65 in impl_GetItems (bus=<optimized out>, message=<optimized out>, user_data=<optimized out>) at cache-adaptor.c:315
        reply = 0x1a07410
        iter = {dummy1 = 0x1a07410, dummy2 = 0x1e00000, dummy3 = 22675564, dummy4 = 0, dummy5 = 24977136, dummy6 = 0, dummy7 = 27, dummy8 = 0, dummy9 = 27292768, dummy10 = 0, dummy11 = 0, pad1 = 0, pad2 = -385694551, pad3 = 0x0}
        iter_array = {dummy1 = 0x1a07410, dummy2 = 0x2e00000, dummy3 = 22765932, dummy4 = 0, dummy5 = 24977136, dummy6 = 0, dummy7 = 1, dummy8 = 0, dummy9 = 27292768, dummy10 = 0, dummy11 = 9084, pad1 = 8, pad2 = 0, pad3 = 0x0}
        pending_unrefs = 0x0
#5  0x00007f2ae77e08b1 in handle_other (pathstr=0x19718d8 "/org/a11y/atspi/cache", member=<optimized out>, iface=0x1971908 "org.a11y.atspi.Cache", path=0x158bf80, message=0x1ad9800, bus=0x1578620) at droute.c:538
        pair = {one = 0x1971908 "org.a11y.atspi.Cache", two = 0x1971928 "GetItems"}
        func = 0x7f2ae77e2ae0 <impl_GetItems>
        datum = 0x149dbc0
        result = 1
        reply = 0x0
#6  handle_message (bus=0x1578620, message=0x1ad9800, user_data=0x158bf80) at droute.c:585
        path = 0x158bf80
        iface = <optimized out>
        member = <optimized out>
        type = 1
        pathstr = <optimized out>
#7  0x00007f2ae542bb01 in _dbus_object_tree_dispatch_and_unlock (tree=0x15a3bc0, message=0x1ad9800) at ../../dbus/dbus-object-tree.c:858
        message_function = 0x7f2ae77e07c0 <handle_message>
        user_data = <optimized out>
        next = 0x0
        path = 0x159b300
        exact_match = 0
        list = 0x14a5550
        link = <optimized out>
        result = DBUS_HANDLER_RESULT_NOT_YET_HANDLED
        subtree = <optimized out>
#8  0x00007f2ae541d9f0 in dbus_connection_dispatch (connection=connection@entry=0x1578620) at ../../dbus/dbus-connection.c:4644
        message = 0x1ad9800
        link = <optimized out>
        filter_list_copy = 0x0
        message_link = 0x14a54d8
        result = <optimized out>
        pending = <optimized out>
        reply_serial = <optimized out>
        status = <optimized out>
        __FUNCTION__ = "dbus_connection_dispatch"
#9  0x00007f2ae4050ab5 in message_queue_dispatch (source=source@entry=0x158a2c0, callback=<optimized out>, user_data=<optimized out>) at atspi-gmain.c:97
        connection = 0x1578620
#10 0x00007f2ae903b8b5 in g_main_dispatch (context=0x13382e0) at /build/buildd/glib2.0-2.33.3/./glib/gmain.c:2539
        dispatch = 0x7f2ae4050aa0 <message_queue_dispatch>
        was_in_call = 0
        user_data = 0x0
        callback = 0
        cb_funcs = 0x0
        cb_data = 0x0
        current_source_link = {data = 0x158a2c0, next = 0x0}
        need_destroy = <optimized out>
        source = 0x158a2c0
        current = 0x149d0a0
        i = <optimized out>
#11 g_main_context_dispatch (context=context@entry=0x13382e0) at /build/buildd/glib2.0-2.33.3/./glib/gmain.c:3075
No locals.
#12 0x00007f2ae903bbe8 in g_main_context_iterate (context=0x13382e0, block=block@entry=1, dispatch=dispatch@entry=1, self=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.33.3/./glib/gmain.c:3146
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = <optimized out>
        fds = 0x15a18a0
#13 0x00007f2ae903bfe2 in g_main_loop_run (loop=0x1590de0) at /build/buildd/glib2.0-2.33.3/./glib/gmain.c:3340
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#14 0x00007f2aea66c3a5 in gtk_main () at /build/buildd/gtk+3.0-3.5.6/./gtk/gtkmain.c:1162
        loop = 0x1590de0
#15 0x0000000000404fc2 in main (argc=1, argv=0x7fff77de1ce8) at /build/buildd/unity-5.12/services/panel-main.c:431
        service = 0x1416000
        owner_id = 2
        __PRETTY_FUNCTION__ = "main"