#0  _int_malloc (av=0x7fd9449db720, bytes=16384) at malloc.c:3697
        p = 0x22f3010
        iters = <optimized out>
        nb = 16400
        idx = <optimized out>
        bin = 0x7fd9449dbe88
        victim = 0x22f3010
        size = 16400
        victim_index = <optimized out>
        remainder = <optimized out>
        remainder_size = 0
        block = <optimized out>
        bit = <optimized out>
        map = <optimized out>
        fwd = 0x1e000060002be04
        bck = <optimized out>
        errstr = 0x0
        __func__ = "_int_malloc"
#1  0x00007fd9446a9085 in __libc_calloc (n=<optimized out>, elem_size=<optimized out>) at malloc.c:3274
        av = <optimized out>
        oldtop = 0x62d3510
        p = <optimized out>
        bytes = 16384
        sz = 16384
        csz = <optimized out>
        oldtopsize = 3590896
        mem = <optimized out>
        clearsize = <optimized out>
        nclears = <optimized out>
        d = <optimized out>
        hook = <optimized out>
        __func__ = "__libc_calloc"
#2  0x00007fd944103e2e in XOpenDisplay (display=<optimized out>) at ../../src/OpenDis.c:256
        dpy = 0x26511b0
        i = <optimized out>
        j = <optimized out>
        k = <optimized out>
        display_name = 0x7fffefcfad35 ":0"
        setup = 0x0
        iscreen = 0
        prefix = {success = 200 '\310', lengthReason = 154 '\232', majorVersion = 384, minorVersion = 0, length = 0}
        vendorlen = <optimized out>
        u = <optimized out>
        setuplength = <optimized out>
        usedbytes = 0
        mask = <optimized out>
        conn_buf_size = <optimized out>
        xlib_buffer_size = <optimized out>
#3  0x00007fd930329527 in nux::WindowThread::ThreadCtor (this=0x1809a00, X11Display=0x0, X11Window=347, OpenGLContext=0x8ec6e8) at ./WindowThread.cpp:1104
        w = <optimized out>
        h = <optimized out>
#4  0x00007fd9302e60e7 in nux::CreateFromForeignWindow (X11Window=347, OpenGLContext=0x8ec6e8, user_init_func=0x7fd9307b6be0 <unity::UnityScreen::initUnity(nux::NThread*, void*)>, data=0xe91880) at ./Nux.cpp:210
        w = 0x1809a00
#5  0x00007fd9307b9e7a in unity::UnityScreen::UnityScreen (this=0xe91880, screen=0x852910) at /build/buildd/unity-5.4.0/plugins/unityshell/src/unityshell.cpp:219
        dlhand = <optimized out>
        name = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x0}}
        pname = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x0}}
        size = {mWidth = 0, mHeight = 0}
        timer = {start_time_ = 119444986}
        extensions = <optimized out>
        failed = <optimized out>
        old_handler = 0x7fd92f4f8390
#6  0x00007fd9307c6f88 in getInstance (base=0x852910) at /usr/include/compiz/core/pluginclasshandler.h:225
        pc = <optimized out>
#7  PluginClassHandler<unity::UnityScreen, CompScreen, 0>::get (base=0x852910) at /usr/include/compiz/core/pluginclasshandler.h:269
No locals.
#8  0x00007fd9307c712c in CompPlugin::VTableForScreenAndWindow<unity::UnityScreen, unity::UnityWindow>::initScreen (this=<optimized out>, s=<optimized out>) at /usr/include/compiz/core/plugin.h:235
        ps = <optimized out>
#9  0x00007fd944f61df4 in CompManager::initPlugin (p=0xb1fe70) at /build/buildd/compiz-0.9.7.0~bzr2995/src/plugin.cpp:292
No locals.
#10 0x00007fd944f628a1 in CompPlugin::push (p=0xb1fe70) at /build/buildd/compiz-0.9.7.0~bzr2995/src/plugin.cpp:497
        name = 0xb337f8 "unityshell"
        insertRet = {first = {_M_node = <optimized out>}, second = true}
#11 0x00007fd944f317a8 in PrivateScreen::updatePlugins (this=0x8529c0) at /build/buildd/compiz-0.9.7.0~bzr2995/src/screen.cpp:972
        pp = 0xb1fe70
        _foreach_continue968 = false
        p = 0x0
        failedPush = false
        list = @0x852ca8
        __PRETTY_FUNCTION__ = "void PrivateScreen::updatePlugins()"
        i = 26
        pop = {<std::_List_base<CompPlugin*, std::allocator<CompPlugin*> >> = {_M_impl = {<std::allocator<std::_List_node<CompPlugin*> >> = {<__gnu_cxx::new_allocator<std::_List_node<CompPlugin*> >> = {<No data fields>}, <No data fields>}, _M_node = {_M_next = 0xb14150, _M_prev = 0xb14150}}}, <No data fields>}
        pListCount = <optimized out>
        lpName = {static npos = <optimized out>, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x17981e8 "unityshell"}}
        pList = <optimized out>
        j = <optimized out>
#12 0x00007fd944f32284 in PrivateScreen::processEvents (this=0x8529c0) at /build/buildd/compiz-0.9.7.0~bzr2995/src/screen.cpp:739
        events = {<std::_List_base<_XEvent, std::allocator<_XEvent> >> = {_M_impl = {<std::allocator<std::_List_node<_XEvent> >> = {<__gnu_cxx::new_allocator<std::_List_node<_XEvent> >> = {<No data fields>}, <No data fields>}, _M_node = {_M_next = 0x7fffefcfa400, _M_prev = 0x7fffefcfa400}}}, <No data fields>}
        dbg = 0x0
#13 0x00007fd944f679e7 in CompEventSource::callback (this=<optimized out>) at /build/buildd/compiz-0.9.7.0~bzr2995/src/eventsource.cpp:63
No locals.
#14 0x00007fd9434746df in ?? ()
No symbol table info available.
#15 0x0000000000864190 in ?? ()
No symbol table info available.
#16 0x00007fd942f7cdda in g_main_dispatch (context=0x864190) at /build/buildd/glib2.0-2.31.20/./glib/gmain.c:2510
        dispatch = 0x7fd943474690
        was_in_call = 0
        user_data = 0x8d1de0
        callback = 0x7fd943474780
        cb_funcs = 0x7fd9432289a0
        cb_data = 0x8d29b0
        current_source_link = {data = 0x8d2940, next = 0x0}
        need_destroy = <optimized out>
        source = 0x8d2940
        current = 0x8d0a90
        i = <optimized out>
#17 g_main_context_dispatch (context=0x864190) at /build/buildd/glib2.0-2.31.20/./glib/gmain.c:3047
No locals.
#18 0x00007fd942f7d1a0 in g_main_context_iterate (dispatch=1, block=<optimized out>, context=0x864190, self=<optimized out>) at /build/buildd/glib2.0-2.31.20/./glib/gmain.c:3118
        timeout = 20
        some_ready = 1
        fds = <optimized out>
        max_priority = 2147483647
        nfds = 15
        allocated_nfds = <optimized out>
#19 g_main_context_iterate (context=0x864190, block=<optimized out>, dispatch=1, self=<optimized out>) at /build/buildd/glib2.0-2.31.20/./glib/gmain.c:3055
        some_ready = 1
#20 0x00007fd942f7d59a in g_main_loop_run (loop=0x8611f0) at /build/buildd/glib2.0-2.31.20/./glib/gmain.c:3312
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#21 0x000000000040299e in main (argc=<optimized out>, argv=0x7fffefcfa6d8) at /build/buildd/compiz-0.9.7.0~bzr2995/src/main.cpp:242
        manager = {plugins = {<std::_List_base<std::basic_string<char, std::char_traits<char>, std::allocator<char> >, std::allocator<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >> = {_M_impl = {<std::allocator<std::_List_node<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >> = {<__gnu_cxx::new_allocator<std::_List_node<std::basic_string<char, std::char_traits<char>, std::allocator<char> > > >> = {<No data fields>}, <No data fields>}, _M_node = {_M_next = 0x8528d0, _M_prev = 0x8528d0}}}, <No data fields>}, disableSm = false, clientId = 0x8d1760 "10f567f96836bf2098133102610413072700000014890035", displayName = 0x0}