.
Thread 2 (Thread 2889):
#0  0x00649416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x004a8d96 in __poll (fds=0x901bb90, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <value optimized out>
        oldtype = -516
        result = <value optimized out>
#2  0x003308cb in g_poll (fds=0x901bb90, nfds=1, timeout=-1) at /build/buildd/glib2.0-2.28.1/./glib/gpoll.c:132
No locals.
#3  0x0032030f in g_main_context_poll (context=0x90189d0, block=3344544, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.1/./glib/gmain.c:3404
        poll_func = 0x3308a0 <g_poll>
#4  g_main_context_iterate (context=0x90189d0, block=3344544, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.1/./glib/gmain.c:3086
        max_priority = 2147483647
        timeout = -1
        some_ready = <value optimized out>
        nfds = 1
        allocated_nfds = <value optimized out>
        fds = 0x901bb90
#5  0x00320a93 in g_main_loop_run (loop=0x90189c0) at /build/buildd/glib2.0-2.28.1/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#6  0x072dd2d4 in gdbus_shared_thread_func (data=0x0) at /build/buildd/glib2.0-2.28.1/./gio/gdbusprivate.c:276
No locals.
#7  0x0034938f in g_thread_create_proxy (data=0x9018a60) at /build/buildd/glib2.0-2.28.1/./glib/gthread.c:1897
        thread = 0x9018a60
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#8  0x00802e99 in start_thread (arg=0xb7759b70) at pthread_create.c:304
        pd = 0xb7759b70
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {8470516, 0, 4001536, -1217031096, -286906203, 94125002}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <value optimized out>
        robust = <value optimized out>
        pagesize_m1 = <value optimized out>
        sp = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#9  0x004b75fe in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
.
Thread 1 (Thread 2871):
#0  0x00000000 in ?? ()
No symbol table info available.
#1  0x03803eef in nux::GLFramebufferObject::_GenerateFboId () at ./GLDeviceFrameBufferObject.cpp:159
        id = 0
#2  0x03803fd8 in nux::GLFramebufferObject::GLFramebufferObject (this=0x9441910) at ./GLDeviceFrameBufferObject.cpp:53
No locals.
#3  0x03868162 in nux::IOpenGLFrameBufferObject::IOpenGLFrameBufferObject (this=0x9441880, __Nux_FileName__=0x38854b8 "./GpuDevice.cpp", __Nux_LineNumber__=750) at ./IOpenGLFrameBufferObject.cpp:35
No locals.
#4  0x0385c20f in nux::GpuDevice::CreateFrameBufferObject (this=0x9436fb0, ppFrameBufferObject=0xbffb9e4c) at ./GpuDevice.cpp:750
No locals.
#5  0x0385cd3f in nux::GpuDevice::CreateFrameBufferObject (this=0x9436fb0) at ./GpuDevice.cpp:742
        ptr = 0x1
        h = {ptr_ = 0x542ff4, _reference_count = 0x5443c0, _weak_reference_count = 0x9436fb0, _objectptr_count = 0xbffb9f38, _destroyed = 0x456f83}
#6  0x0381c57b in nux::GraphicsEngine::GraphicsEngine (this=0x9437838, GlWindow=..., create_rendering_data=true) at ./GraphicsEngine.cpp:175
No locals.
#7  0x0382ca3a in nux::GraphicsDisplay::CreateFromOpenGLWindow (this=0x9436550, X11Display=0x942c280, X11Window=101, OpenGLContext=0x9056500) at ./GraphicsDisplayX11.cpp:537
        root_return = 117
        y_return = 0
        depth_return = 24
        x_return = 0
        width_return = 1280
        height_return = 1024
        border_width_return = 0
#8  0x0385a40d in nux::DisplayAccessController::CreateFromForeignWindow (this=0x9436478, X11Display=0x942c280, X11Window=101, OpenGLContext=0x9056500) at ./GLWindowManager.cpp:144
        glwindow = 0x9436550
#9  0x0241c996 in nux::WindowThread::ThreadCtor (this=0x942c078, X11Display=0x942c280, X11Window=101, OpenGLContext=0x9056500) at ./WindowThread.cpp:1522
        ParentWindow = 0x0
        w = <value optimized out>
        h = <value optimized out>
#10 0x023a77d7 in nux::CreateFromForeignWindow (X11Window=101, OpenGLContext=0x9056500, UserInitFunc=0x2c2a7d0 <UnityScreen::initUnity(nux::NThread*, void*)>, InitData=0x93e3eb0) at ./Nux.cpp:154
        w = 0x942c078
#11 0x02c2c28b in UnityScreen::UnityScreen (this=0x93e3eb0, screen=0x8feb4b8) at /build/buildd/unity-3.4.6/src/unityshell.cpp:605
        old_handler = 0
        ubus = <value optimized out>
#12 0x02c302f4 in VTableForScreenAndWindow<UnityScreen, UnityWindow>::initScreen (this=0x93e0008, s=0x8feb4b8) at /usr/include/compiz/core/plugin.h:238
        ps = <value optimized out>
#13 0x08094df7 in CompManager::initPlugin(CompPlugin*) ()
No symbol table info available.
#14 0x08095fd6 in CompPlugin::push(CompPlugin*) ()
No symbol table info available.
#15 0x08071d1f in PrivateScreen::updatePlugins() ()
No symbol table info available.
#16 0x080720d8 in PrivateScreen::processEvents() ()
No symbol table info available.
#17 0x08099550 in CompEventSource::callback() ()
No symbol table info available.
#18 0x00272329 in Glib::Source::dispatch_vfunc (callback=0x2724b0 <(anonymous namespace)::glibmm_dummy_source_callback(void*)>, user_data=0x9057e98) at main.cc:892
        self = <value optimized out>
        callback_data = 0x9057e98
        __PRETTY_FUNCTION__ = "static gboolean Glib::Source::dispatch_vfunc(GSource*, gboolean (*)(void*), void*)"
#19 0x0031fc08 in g_main_dispatch (context=0x9018b80) at /build/buildd/glib2.0-2.28.1/./glib/gmain.c:2440
        dispatch = 0x2722c0 <Glib::Source::dispatch_vfunc(GSource*, GSourceFunc, void*)>
        was_in_call = 0
        user_data = 0x9057e98
        callback = 0x2724b0 <(anonymous namespace)::glibmm_dummy_source_callback(void*)>
        cb_funcs = 0x3b533c
        cb_data = 0x902e0f0
        current_source_link = {data = 0x9031190, next = 0x0}
        need_destroy = <value optimized out>
        source = 0x9031190
        current = 0x9019948
        i = <value optimized out>
#20 g_main_context_dispatch (context=0x9018b80) at /build/buildd/glib2.0-2.28.1/./glib/gmain.c:3013
No locals.
#21 0x003203d0 in g_main_context_iterate (context=0x9018b80, block=3344544, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.1/./glib/gmain.c:3091
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = <value optimized out>
        allocated_nfds = <value optimized out>
        fds = 0x90413f0
#22 0x00320a93 in g_main_loop_run (loop=0x9057e88) at /build/buildd/glib2.0-2.28.1/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#23 0x00273865 in Glib::MainLoop::run (this=0x9057e88) at main.cc:634
No locals.
#24 0x0806e85b in CompScreen::eventLoop() ()
No symbol table info available.
#25 0x08066ba8 in main ()
No symbol table info available.