.
Thread 3 (Thread 19127):
#0  0x00a67416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x0096bf46 in __poll (fds=0x9fdad80, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <value optimized out>
        oldtype = -516
        result = <value optimized out>
#2  0x004d2f4b in g_poll (fds=0x9fdad80, nfds=3, timeout=-1) at /build/buildd/glib2.0-2.29.14/./glib/gpoll.c:132
No locals.
#3  0x004c4456 in g_main_context_poll (context=0x9fd9440, block=5058336, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3474
        poll_func = 0x4d2f20 <g_poll>
#4  g_main_context_iterate (context=0x9fd9440, block=5058336, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3156
        max_priority = 2147483647
        timeout = -1
        some_ready = <value optimized out>
        nfds = 3
        allocated_nfds = <value optimized out>
        fds = 0x9fdad80
#5  0x004c4b5b in g_main_loop_run (loop=0x9fd9418) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3369
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#6  0x052989ca in gdbus_shared_thread_func (user_data=0x9fd9428) at /build/buildd/glib2.0-2.29.14/./gio/gdbusprivate.c:276
        data = 0x9fd9428
#7  0x004eb444 in g_thread_create_proxy (data=0x9fd94d0) at /build/buildd/glib2.0-2.29.14/./glib/gthread.c:1962
        thread = 0x9fd94d0
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#8  0x00821e99 in start_thread (arg=0xb5affb70) at pthread_create.c:304
        pd = 0xb5affb70
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {8597492, 0, 4001536, -1246760248, 360540463, 1319270981}, 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  0x0097a6de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
.
Thread 2 (Thread 19126):
#0  0x00a67416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x0096bf46 in __poll (fds=0xb5b004c0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
        resultvar = <value optimized out>
        oldtype = -516
        result = <value optimized out>
#2  0x004d2f4b in g_poll (fds=0xb5b004c0, nfds=1, timeout=-1) at /build/buildd/glib2.0-2.29.14/./glib/gpoll.c:132
No locals.
#3  0x004c4456 in g_main_context_poll (context=0x9fd0f20, block=5058336, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3474
        poll_func = 0x4d2f20 <g_poll>
#4  g_main_context_iterate (context=0x9fd0f20, block=5058336, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3156
        max_priority = 2147483647
        timeout = -1
        some_ready = <value optimized out>
        nfds = 1
        allocated_nfds = <value optimized out>
        fds = 0xb5b004c0
#5  0x004c4b5b in g_main_loop_run (loop=0xb5b004b0) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3369
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#6  0x07944294 in ?? () from /usr/lib/gio/modules/libdconfsettings.so
No symbol table info available.
#7  0x004eb444 in g_thread_create_proxy (data=0x9fd0fb0) at /build/buildd/glib2.0-2.29.14/./glib/gthread.c:1962
        thread = 0x9fd0fb0
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#8  0x00821e99 in start_thread (arg=0xb64d0b70) at pthread_create.c:304
        pd = 0xb64d0b70
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {8597492, 0, 4001536, -1236467000, -794990296, 1319270981}, 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  0x0097a6de in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:130
No locals.
.
Thread 1 (Thread 19122):
#0  0x00000000 in ?? ()
No symbol table info available.
#1  0x06476dff in nux::IOpenGLVertexShader::IOpenGLVertexShader (this=0x9fdf2b8, ShaderName=...) at ./IOpenGLGLSLShader.cpp:190
No locals.
#2  0x0645a12a in nux::GpuDevice::CreateVertexShader (this=0x9fefa88, ppVertexShader=0xbfa3d40c) at ./GpuDeviceShader.cpp:63
No locals.
#3  0x0645a1a6 in nux::GpuDevice::CreateVertexShader (this=0x9fefa88) at ./GpuDeviceShader.cpp:55
        ptr = 0x627c00
        h = {ptr_ = 0x400, _reference_count = 0xffffffff, _weak_reference_count = 0xb3cff4, _objectptr_count = 0x641b5c4, _destroyed = 0x5}
#4  0x06496288 in nux::GraphicsEngine::InitSlColorShader (this=0x9fdeb20) at ./RenderingPipeGLSL.cpp:51
        VS = {ptr_ = 0x400, _reference_count = 0xffffffff, _weak_reference_count = 0xb3cff4, _objectptr_count = 0x641b5c4, _destroyed = 0x5}
        PS = {ptr_ = 0xbfa3d4b0, _reference_count = 0xb2da01, _weak_reference_count = 0x9fc1708, _objectptr_count = 0x0, _destroyed = 0x1}
        VSString = {m_string = {static npos = 4294967295, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x1 <Address 0x1 out of bounds>}}}
        PSString = {m_string = {static npos = 4294967295, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x9326536 "\201\303\276Z\035"}}}
#5  0x0646a742 in nux::GraphicsEngine::GraphicsEngine (this=0x9fdeb20, GlWindow=..., create_rendering_data=true) at ./GraphicsEngine.cpp:193
        opengl_14_support = true
#6  0x0645eb7f in nux::GraphicsDisplay::CreateFromOpenGLWindow (this=0x9feefe8, X11Display=0x9fdde98, X11Window=90, OpenGLContext=0x9bdead8) at ./GraphicsDisplayX11.cpp:552
        root_return = 170
        y_return = 0
        depth_return = 24
        x_return = 0
        width_return = 1024
        height_return = 600
        border_width_return = 0
#7  0x064563f6 in nux::DisplayAccessController::CreateFromForeignWindow (this=0x9feefd8, X11Display=0x9fdde98, X11Window=90, OpenGLContext=0x9bdead8) at ./GLWindowManager.cpp:144
        glwindow = 0x9feefe8
#8  0x04cc9596 in nux::WindowThread::ThreadCtor (this=0x9ff08c0, X11Display=0x0, X11Window=90, OpenGLContext=0x9bdead8) at ./WindowThread.cpp:1547
        w = <value optimized out>
        h = <value optimized out>
#9  0x04c4f1a3 in nux::CreateFromForeignWindow (X11Window=90, OpenGLContext=0x9bdead8, UserInitFunc=0x1623c30 <UnityScreen::initUnity(nux::NThread*, void*)>, InitData=0x9fce740) at ./Nux.cpp:154
        w = 0x9ff08c0
#10 0x01624f0c in UnityScreen::UnityScreen (this=0x9fce740, screen=0x9b45488) at /build/buildd/unity-4.6.0/plugins/unityshell/src/unityshell.cpp:124
        timer = {start_time_ = 21860015240}
        pname = {static npos = 4294967295, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x65bff4 "\f\031\016"}}
        old_handler = 0x9bdead8
        ubus = 0x9bdead8
        name = {static npos = 4294967295, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x151fa4c ""}}
        size = {mWidth = 10523584, mHeight = 1}
#11 0x0162a3fe in getInstance (base=0x9b45488) at /usr/include/compiz/core/pluginclasshandler.h:159
        pc = 0x9fce740
#12 PluginClassHandler<UnityScreen, CompScreen, 0>::get (base=0x9b45488) at /usr/include/compiz/core/pluginclasshandler.h:196
No locals.
#13 0x0162a60b in CompPlugin::VTableForScreenAndWindow<UnityScreen, UnityWindow>::initScreen (this=0x9fbfde8, s=0x9b45488) at /usr/include/compiz/core/plugin.h:232
        ps = <value optimized out>
#14 0x08095097 in CompManager::initPlugin(CompPlugin*) ()
No symbol table info available.
#15 0x08096d8e in CompPlugin::push(CompPlugin*) ()
No symbol table info available.
#16 0x08071ec0 in PrivateScreen::updatePlugins() ()
No symbol table info available.
#17 0x08072258 in PrivateScreen::processEvents() ()
No symbol table info available.
#18 0x0809a408 in CompEventSource::callback() ()
No symbol table info available.
#19 0x0014ef21 in Glib::Source::dispatch_vfunc (callback=0x14efb0 <(anonymous namespace)::glibmm_dummy_source_callback(void*)>, user_data=0x9bccd60) at main.cc:892
        self = <value optimized out>
        callback_data = 0x9bccd60
        __PRETTY_FUNCTION__ = "static gboolean Glib::Source::dispatch_vfunc(GSource*, GSourceFunc, void*)"
#20 0x004c3e1f in g_main_dispatch (context=0x9b38de8) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:2500
        dispatch = 0x14eec0 <Glib::Source::dispatch_vfunc(GSource*, GSourceFunc, void*)>
        was_in_call = 0
        user_data = 0x9bccd60
        callback = 0x14efb0 <(anonymous namespace)::glibmm_dummy_source_callback(void*)>
        cb_funcs = 0x57935c
        cb_data = 0x9bcce30
        current_source_link = {data = 0x9bccfe0, next = 0x0}
        need_destroy = <value optimized out>
        source = 0x9bccfe0
        current = 0x9b46cd8
        i = <value optimized out>
#21 g_main_context_dispatch (context=0x9b38de8) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3083
No locals.
#22 0x004c4550 in g_main_context_iterate (context=0x9b38de8, block=5058336, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3161
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = <value optimized out>
        allocated_nfds = <value optimized out>
        fds = 0x9bcd150
#23 0x004c4b5b in g_main_loop_run (loop=0x9bccdd0) at /build/buildd/glib2.0-2.29.14/./glib/gmain.c:3369
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#24 0x00150563 in Glib::MainLoop::run (this=0x9bccdd0) at main.cc:634
No locals.
#25 0x0806f1a0 in CompScreen::eventLoop() ()
No symbol table info available.
#26 0x08062d04 in main ()
No symbol table info available.