.
Thread 4 (Thread 0x7faf22def700 (LWP 2654)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
No locals.
#1  0x00007faf38beb595 in g_cond_wait_until (cond=cond@entry=0x1d4fef8, mutex=mutex@entry=0x1d4fef0, end_time=end_time@entry=64952422) at /build/buildd/glib2.0-2.33.8/./glib/gthread-posix.c:855
        ts = {tv_sec = 64, tv_nsec = 952422000}
        status = <optimized out>
#2  0x00007faf38b854a1 in g_async_queue_pop_intern_unlocked (queue=0x1d4fef0, wait=wait@entry=1, end_time=64952422) at /build/buildd/glib2.0-2.33.8/./glib/gasyncqueue.c:424
        retval = <optimized out>
        __PRETTY_FUNCTION__ = "g_async_queue_pop_intern_unlocked"
#3  0x00007faf38b85b48 in g_async_queue_timeout_pop_unlocked (queue=<optimized out>, timeout=timeout@entry=500000) at /build/buildd/glib2.0-2.33.8/./glib/gasyncqueue.c:572
        end_time = <optimized out>
#4  0x00007faf38bd250a in g_thread_pool_wait_for_new_task (pool=0x1d4fe90) at /build/buildd/glib2.0-2.33.8/./glib/gthreadpool.c:264
        task = <optimized out>
#5  g_thread_pool_thread_proxy (data=<optimized out>) at /build/buildd/glib2.0-2.33.8/./glib/gthreadpool.c:298
        task = 0x20c6300
        pool = 0x1d4fe90
#6  0x00007faf38bd1e05 in g_thread_proxy (data=0x7faf2c03a4f0) at /build/buildd/glib2.0-2.33.8/./glib/gthread.c:801
        thread = 0x7faf2c03a4f0
#7  0x00007faf38094e9a in start_thread (arg=0x7faf22def700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7faf22def700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6542513774042365062, 140735082654480, 140390181042624, 30796144, 3, 6515046058454336378, 6515057677471236986}, 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"
#8  0x00007faf3889c39d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#9  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 3 (Thread 0x7faf2b9c0700 (LWP 2203)):
#0  0x00007faf388909e3 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  0x00007faf38baefa4 in g_main_context_poll (n_fds=1, fds=0x7faf240010c0, timeout=-1, context=0x1d16130, priority=<optimized out>) at /build/buildd/glib2.0-2.33.8/./glib/gmain.c:3576
        poll_func = 0x7faf38bbce20 <g_poll>
#2  g_main_context_iterate (context=context@entry=0x1d16130, block=block@entry=1, dispatch=dispatch@entry=1, self=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.33.8/./glib/gmain.c:3277
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 1
        allocated_nfds = <optimized out>
        fds = 0x7faf240010c0
#3  0x00007faf38baf0c4 in g_main_context_iteration (context=context@entry=0x1d16130, may_block=may_block@entry=1) at /build/buildd/glib2.0-2.33.8/./glib/gmain.c:3343
        retval = <optimized out>
#4  0x00007faf2b9c735d in dconf_gdbus_worker_thread (user_data=0x1d16130) at dconf-gdbus-thread.c:81
        context = 0x1d16130
#5  0x00007faf38bd1e05 in g_thread_proxy (data=0x1c73320) at /build/buildd/glib2.0-2.33.8/./glib/gthread.c:801
        thread = 0x1c73320
#6  0x00007faf38094e9a in start_thread (arg=0x7faf2b9c0700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7faf2b9c0700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6542513774042365062, 140735082653584, 140390327650752, 0, 3, 6515025674002678650, 6515057677471236986}, 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  0x00007faf3889c39d 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 0x7faf31bed700 (LWP 2202)):
#0  0x00007faf388909e3 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  0x00007faf38baefa4 in g_main_context_poll (n_fds=3, fds=0x7faf2c0010e0, timeout=-1, context=0x1c51290, priority=<optimized out>) at /build/buildd/glib2.0-2.33.8/./glib/gmain.c:3576
        poll_func = 0x7faf38bbce20 <g_poll>
#2  g_main_context_iterate (context=0x1c51290, block=block@entry=1, dispatch=dispatch@entry=1, self=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.33.8/./glib/gmain.c:3277
        max_priority = 2147483647
        timeout = -1
        some_ready = <optimized out>
        nfds = 3
        allocated_nfds = <optimized out>
        fds = 0x7faf2c0010e0
#3  0x00007faf38baf402 in g_main_loop_run (loop=0x1c51220) at /build/buildd/glib2.0-2.33.8/./glib/gmain.c:3476
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007faf39909636 in gdbus_shared_thread_func (user_data=0x1c51260) at /build/buildd/glib2.0-2.33.8/./gio/gdbusprivate.c:277
        data = 0x1c51260
#5  0x00007faf38bd1e05 in g_thread_proxy (data=0x1c4cc50) at /build/buildd/glib2.0-2.33.8/./glib/gthread.c:801
        thread = 0x1c4cc50
#6  0x00007faf38094e9a in start_thread (arg=0x7faf31bed700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7faf31bed700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -6542513774042365062, 140735082652784, 140390430595520, 0, 3, 6515073822196679546, 6515057677471236986}, 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  0x00007faf3889c39d 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 0x7faf33579940 (LWP 2190)):
#0  0x00000000004063bd in panel_indicator_entry_accessible_get_n_children (accessible=<optimized out>) at /build/buildd/unity-6.2.0/services/panel-indicator-entry-accessible.c:256
        __inst = 0xaaaaaaaaaaaaaaaa
        __t = 29321520
        __r = <optimized out>
        piea = <optimized out>
        __PRETTY_FUNCTION__ = "panel_indicator_entry_accessible_get_n_children"
#1  0x00007faf3734b47c in append_children (traversal=0x1d68ec0, accessible=0x2094690) at accessible-cache.c:235
        current = <optimized out>
        i = <optimized out>
        count = <optimized out>
#2  add_pending_items (data=<optimized out>) at accessible-cache.c:291
        set = 0x20b8a60
        cache = 0x1d45920
        current = 0x2094690
        to_add = 0x20b6fa0
#3  0x00007faf38baecd5 in g_main_dispatch (context=0x1c27cd0) at /build/buildd/glib2.0-2.33.8/./glib/gmain.c:2707
        dispatch = 0x7faf38bac120 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0x1d45920
        callback = 0x7faf3734b280 <add_pending_items>
        cb_funcs = 0x7faf38e5b9a0
        cb_data = 0x20c5610
        current_source_link = {data = 0x20b65f0, next = 0x0}
        need_destroy = <optimized out>
        source = 0x20b65f0
        current = 0x1c39350
        i = <optimized out>
#4  g_main_context_dispatch (context=context@entry=0x1c27cd0) at /build/buildd/glib2.0-2.33.8/./glib/gmain.c:3211
No locals.
#5  0x00007faf38baf008 in g_main_context_iterate (context=0x1c27cd0, block=block@entry=1, dispatch=dispatch@entry=1, self=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.33.8/./glib/gmain.c:3282
        max_priority = 200
        timeout = 0
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = <optimized out>
        fds = 0x1ec7300
#6  0x00007faf38baf402 in g_main_loop_run (loop=0x1ec6e70) at /build/buildd/glib2.0-2.33.8/./glib/gmain.c:3476
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#7  0x00007faf3a1e1d45 in gtk_main () at /build/buildd/gtk+3.0-3.5.10/./gtk/gtkmain.c:1162
        loop = 0x1ec6e70
#8  0x0000000000404fc2 in main (argc=1, argv=0x7fff709bf268) at /build/buildd/unity-6.2.0/services/panel-main.c:431
        service = 0x1d34000
        owner_id = 2
        __PRETTY_FUNCTION__ = "main"