.
Thread 3 (Thread 1480):
#0  0x00007fe0eb41ce33 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = 18446744073709551100
        oldtype = 0
        result = <value optimized out>
#1  0x00007fe0ec769104 in g_main_context_poll (context=0x13f73f0, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3404
        poll_func = 0x7fe0ec779130 <g_poll>
#2  g_main_context_iterate (context=0x13f73f0, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3086
        max_priority = 2147483647
        timeout = -1
        some_ready = <value optimized out>
        nfds = 3
        allocated_nfds = <value optimized out>
        fds = 0x13f73b0
#3  0x00007fe0ec7699f2 in g_main_loop_run (loop=0x13f73d0) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007fe0ed792d44 in gdbus_shared_thread_func (data=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./gio/gdbusprivate.c:276
No locals.
#5  0x00007fe0ec7903e4 in g_thread_create_proxy (data=0x13f74d0) at /build/buildd/glib2.0-2.28.4/./glib/gthread.c:1897
        thread = 0x13f74d0
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#6  0x00007fe0ec094d8c in start_thread (arg=0x7fe0e8c95700) at pthread_create.c:304
        pd = 0x7fe0e8c95700
        now = <value optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140603954910976, 899471731732784336, 140735929857632, 140603954911680, 0, 3, -884322545026718512, -884314298672470832}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        robust = <value optimized out>
        sp = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fe0eb429f7d 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 1743):
#0  0x00007fe0eb41ce33 in __poll (fds=<value optimized out>, nfds=<value optimized out>, timeout=<value optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = 18446744073709551100
        oldtype = 0
        result = <value optimized out>
#1  0x00007fe0ec769104 in g_main_context_poll (context=0x7fe0e400b250, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3404
        poll_func = 0x7fe0ec779130 <g_poll>
#2  g_main_context_iterate (context=0x7fe0e400b250, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3086
        max_priority = 2147483647
        timeout = -1
        some_ready = <value optimized out>
        nfds = 1
        allocated_nfds = <value optimized out>
        fds = 0x2190950
#3  0x00007fe0ec7699f2 in g_main_loop_run (loop=0x20d6510) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007fe0d6ffb69b in dconf_context_thread (data=0x7fe0e400b250) at dconfcontext.c:11
        context = 0x7fe0e400b250
        loop = <value optimized out>
        __PRETTY_FUNCTION__ = "dconf_context_thread"
#5  0x00007fe0ec7903e4 in g_thread_create_proxy (data=0x7fe0e400b330) at /build/buildd/glib2.0-2.28.4/./glib/gthread.c:1897
        thread = 0x7fe0e400b330
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#6  0x00007fe0ec094d8c in start_thread (arg=0x7fe0d2a11700) at pthread_create.c:304
        pd = 0x7fe0d2a11700
        now = <value optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140603583174400, 899471731732784336, 140735929855648, 140603583175104, 0, 3, -884335535155305264, -884314298672470832}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = 0
        robust = <value optimized out>
        sp = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#7  0x00007fe0eb429f7d 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 1476):
#0  0x0000000000000080 in ?? ()
No symbol table info available.
#1  0x00007fe0dc32a819 in nux::GraphicsDisplay::GrabPointer (this=0x1909090, callback=0, data=0x1a87420, replace_existing=<value optimized out>) at ./GraphicsDisplayX11.cpp:2474
No locals.
#2  0x00007fe0dc71c1e6 in nux::WindowCompositor::GrabPointerAdd (this=0x1a87420, area=0x24c77d0) at ./WindowCompositor.cpp:1828
        result = true
#3  0x00007fe0dca3373c in PlacesController::Show (this=0x24c6250) at /build/buildd/unity-3.6.6/src/PlacesController.cpp:122
No locals.
#4  0x00007fe0dca64019 in ubus_server_pump_message_queue (server=<value optimized out>) at /build/buildd/unity-3.6.6/src/ubus-server.cpp:284
        next = 0x2231410
        dispatch_info = <value optimized out>
        callback = <value optimized out>
        dispatch_list = <value optimized out>
        iter = 0x2231810
        end = 0x2231410
        __PRETTY_FUNCTION__ = "gboolean ubus_server_pump_message_queue(UBusServer*)"
        priv = 0x2113aa0
        info = 0x332d070
#5  0x00007fe0ec768bcd in g_main_dispatch (context=0x13f7700) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:2440
        dispatch = 0x7fe0ec7644e0 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0x2113a80
        callback = 0x7fe0dca63f50 <ubus_server_pump_message_queue(UBusServer*)>
        cb_funcs = 0x7fe0eca13630
        cb_data = 0x7fe0e43f40d0
        current_source_link = {data = 0x7fe0e402bd30, next = 0x0}
        need_destroy = <value optimized out>
        source = 0x7fe0e402bd30
        current = 0x13f7f90
        i = <value optimized out>
#6  g_main_context_dispatch (context=0x13f7700) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3013
No locals.
#7  0x00007fe0ec7693a8 in g_main_context_iterate (context=0x13f7700, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3091
        max_priority = 200
        timeout = 0
        some_ready = 1
        nfds = 14
        allocated_nfds = <value optimized out>
        fds = <value optimized out>
#8  0x00007fe0ec7699f2 in g_main_loop_run (loop=0x141aca0) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#9  0x000000000042a1ea in CompScreen::eventLoop() ()
No symbol table info available.
#10 0x0000000000423140 in main ()
No symbol table info available.