.
Thread 3 (Thread 0x7fac4bfff700 (LWP 2536)):
#0  0x00007fac570e0b03 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  0x00007fac573feff6 in g_main_context_poll (n_fds=3, fds=0x7fac440010c0, timeout=-1, context=0x7fac4c00d980, priority=<optimized out>) at /build/buildd/glib2.0-2.32.0/./glib/gmain.c:3417
        poll_func = 0x7fac5740bf10 <g_poll>
#2  g_main_context_iterate (dispatch=1, block=<optimized out>, context=0x7fac4c00d980, self=<optimized out>) at /build/buildd/glib2.0-2.32.0/./glib/gmain.c:3118
        timeout = -1
        some_ready = <optimized out>
        fds = 0x7fac440010c0
        max_priority = 2147483647
        nfds = 3
        allocated_nfds = <optimized out>
#3  g_main_context_iterate (context=0x7fac4c00d980, block=<optimized out>, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.32.0/./glib/gmain.c:3060
        some_ready = 1140854976
#4  0x00007fac573ff45a in g_main_loop_run (loop=0x7fac4c00d930) at /build/buildd/glib2.0-2.32.0/./glib/gmain.c:3317
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#5  0x00007fac581462a6 in gdbus_shared_thread_func (user_data=<optimized out>) at /build/buildd/glib2.0-2.32.0/./gio/gdbusprivate.c:277
        data = 0x7fac4c00d950
#6  0x00007fac574209b5 in g_thread_proxy (data=0x7fac4c00b140) at /build/buildd/glib2.0-2.32.0/./glib/gthread.c:801
        thread = 0x7fac4c00b140
#7  0x00007fac568e6e9a in start_thread (arg=0x7fac4bfff700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fac4bfff700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 4025804093064836650, 140378069162288, 140377986169280, 0, 3, -3997489468997011926, -3997461014912076246}, 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  0x00007fac570ec4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#9  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 2 (Thread 0x7fac50f26700 (LWP 2535)):
#0  0x00007fac570e0b03 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  0x00007fac573feff6 in g_main_context_poll (n_fds=1, fds=0x7fac4c0010e0, timeout=-1, context=0xeeb960, priority=<optimized out>) at /build/buildd/glib2.0-2.32.0/./glib/gmain.c:3417
        poll_func = 0x7fac5740bf10 <g_poll>
#2  g_main_context_iterate (dispatch=1, block=<optimized out>, context=0xeeb960, self=<optimized out>) at /build/buildd/glib2.0-2.32.0/./glib/gmain.c:3118
        timeout = -1
        some_ready = <optimized out>
        fds = 0x7fac4c0010e0
        max_priority = 2147483647
        nfds = 1
        allocated_nfds = <optimized out>
#3  g_main_context_iterate (context=0xeeb960, block=<optimized out>, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.32.0/./glib/gmain.c:3060
        some_ready = 1275072736
#4  0x00007fac573ff45a in g_main_loop_run (loop=0x7fac4c0010c0) at /build/buildd/glib2.0-2.32.0/./glib/gmain.c:3317
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#5  0x00007fac5176798b in dconf_context_thread (data=<optimized out>) at dconfcontext.c:11
        context = 0xeeb960
        loop = <optimized out>
        __PRETTY_FUNCTION__ = "dconf_context_thread"
#6  0x00007fac574209b5 in g_thread_proxy (data=0xee3230) at /build/buildd/glib2.0-2.32.0/./glib/gthread.c:801
        thread = 0xee3230
#7  0x00007fac568e6e9a in start_thread (arg=0x7fac50f26700) at pthread_create.c:308
        __res = <optimized out>
        pd = 0x7fac50f26700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 4025804093064836650, 140735143041184, 140378069166528, 0, 3, -3997465173977631190, -3997461014912076246}, 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  0x00007fac570ec4bd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#9  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7fac592ee940 (LWP 2533)):
#0  0x0000000000406375 in panel_indicator_entry_accessible_get_n_children (accessible=<optimized out>) at /build/buildd/unity-5.10.0/services/panel-indicator-entry-accessible.c:256
        __inst = 0x7fac4416a610
        __t = 15716832
        __r = <optimized out>
        piea = <optimized out>
        __PRETTY_FUNCTION__ = "panel_indicator_entry_accessible_get_n_children"
#1  0x00007fac4b1d28ed in ?? ()
No symbol table info available.
#2  0x00000000019b5270 in ?? ()
No symbol table info available.
#3  0x0000000003e00000 in ?? ()
No symbol table info available.
#4  0x00000000015f726c in ?? ()
No symbol table info available.
#5  0x00000000016f4de0 in ?? ()
No symbol table info available.
#6  0x0000000000000013 in ?? ()
No symbol table info available.
#7  0x00000000019b52c0 in ?? ()
No symbol table info available.
#8  0x00000008000044e5 in ?? ()
No symbol table info available.
#9  0x0000000100000000 in ?? ()
No symbol table info available.
#10 0x0000000000000000 in ?? ()
No symbol table info available.