.
Thread 3 (Thread 1501):
#0  0x00007f577f408e33 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  0x00007f57829cd512 in _xcb_conn_wait (c=0x155d3a0, cond=<value optimized out>, vector=0x0, count=0x0) at ../../src/xcb_conn.c:313
        ret = <value optimized out>
        fd = {fd = 3, events = 1, revents = 0}
#2  0x00007f57829ceb3f in xcb_wait_for_reply (c=0x155d3a0, request=1022899, e=0x7fff24c05ff8) at ../../src/xcb_in.c:378
        cond = {__data = {__lock = 0, __futex = 0, __total_seq = 0, __wakeup_seq = 0, __woken_seq = 0, __mutex = 0x0, __nwaiters = 0, __broadcast_seq = 0}, __size = '\000' <repeats 47 times>, __align = 0}
        reader = {request = 1022899, data = 0x7fff24c05f50, next = 0x0}
        prev_reader = <value optimized out>
        widened_request = <value optimized out>
        ret = 0x0
#3  0x00007f5782c2184d in _XReply (dpy=0x155c150, rep=0x7fff24c06050, extra=0, discard=0) at ../../src/xcb_io.c:533
        req = 0x3b3a9c0
        response = <value optimized out>
        error = 0x0
        c = 0x155d3a0
        reply = <value optimized out>
        current = 0x3b3a9c0
        __PRETTY_FUNCTION__ = "_XReply"
#4  0x00007f577714b93b in DRI2WaitMSC (dpy=0x155c150, drawable=94, target_msc=0, divisor=2, remainder=0, ust=0x7fff24c060d8, msc=0x7fff24c060d0, sbc=0x7fff24c060c8) at dri2.c:616
        info = <value optimized out>
        req = <value optimized out>
        rep = {type = 240 '\360', pad1 = 96 '`', sequenceNumber = 9408, length = 32767, ust_hi = 616587512, ust_lo = 32767, msc_hi = 94, msc_lo = 0, sbc_hi = 3083267584, sbc_lo = 1113470067}
#5  0x00007f5777149df1 in dri2WaitForMSC (pdraw=<value optimized out>, target_msc=<value optimized out>, divisor=<value optimized out>, remainder=<value optimized out>, ust=0x7fff24c06128, msc=0x7fff24c06120, sbc=0x7fff24c06118) at dri2_glx.c:346
        dri2_ust = 22873968
        dri2_msc = 22912128
        dri2_sbc = 140013636554849
        ret = -516
#6  0x00007f577712181f in __glXWaitVideoSyncSGI (divisor=2, remainder=0, count=0x7fff24c0617c) at glxcmds.c:1775
        gc = 0x15d9c80
        psc = 0x15d2ac0
        pdraw = <value optimized out>
        ust = 4130
        msc = <value optimized out>
        sbc = 140013636557071
        ret = <value optimized out>
#7  0x00007f57773915c4 in PrivateGLScreen::waitForVideoSync (this=<value optimized out>) at /build/buildd/compiz-0.9.4git20110322/plugins/opengl/src/screen.cpp:1001
        sync = 786413
#8  0x00007f577739177b in PrivateGLScreen::paintOutputs (this=0x15cf5c0, outputs=..., mask=4, region=<value optimized out>) at /build/buildd/compiz-0.9.4git20110322/plugins/opengl/src/screen.cpp:1074
        tmpRegion = {priv = 0x3444130}
#9  0x00007f57775c29b9 in CompositeScreen::paint (this=0x15bf400, outputs=<value optimized out>, mask=<value optimized out>) at /build/buildd/compiz-0.9.4git20110322/plugins/composite/src/screen.cpp:915
        curr = 0
#10 0x00007f57775c4810 in CompositeScreen::handlePaintTimeout (this=0x15bf400) at /build/buildd/compiz-0.9.4git20110322/plugins/composite/src/screen.cpp:855
        timeDiff = <value optimized out>
        mask = 4
        outputs = {<std::_List_base<CompOutput*, std::allocator<CompOutput*> >> = {_M_impl = {<std::allocator<std::_List_node<CompOutput*> >> = {<__gnu_cxx::new_allocator<std::_List_node<CompOutput*> >> = {<No data fields>}, <No data fields>}, _M_node = {_M_next = 0x34b85d0, _M_prev = 0x34b85d0}}}, <No data fields>}
        tv = {tv_sec = 1301072121, tv_usec = 669762}
        timeToNextRedraw = <value optimized out>
#11 0x0000000000421c0f in operator() (this=<value optimized out>) at /usr/include/boost/function/function_template.hpp:1013
No locals.
#12 CompTimeoutSource::callback (this=<value optimized out>) at /build/buildd/compiz-0.9.4git20110322/src/timer.cpp:151
        t = 0x15c8c20
#13 0x000000000042167d in operator() (this=<value optimized out>, slot=<value optimized out>) at /usr/include/sigc++-2.0/sigc++/functors/slot.h:440
No locals.
#14 CompTimeoutSource::dispatch (this=<value optimized out>, slot=<value optimized out>) at /build/buildd/compiz-0.9.4git20110322/src/timer.cpp:136
No locals.
#15 0x00007f57812a49df in Glib::Source::dispatch_vfunc (callback=<value optimized out>, user_data=<value optimized out>) at main.cc:892
        self = <value optimized out>
        callback_data = <value optimized out>
        __PRETTY_FUNCTION__ = "static gboolean Glib::Source::dispatch_vfunc(GSource*, gboolean (*)(void*), void*)"
#16 0x00007f5780754bcd in g_main_dispatch (context=0x158adb0) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:2440
        dispatch = 0x7f57812a4990 <Glib::Source::dispatch_vfunc(GSource*, GSourceFunc, void*)>
        was_in_call = 0
        user_data = 0x15b87f0
        callback = 0x7f57812a4b40 <(anonymous namespace)::glibmm_dummy_source_callback(void*)>
        cb_funcs = 0x7f57809ff630
        cb_data = 0x15b8810
        current_source_link = {data = 0x15b8780, next = 0x0}
        need_destroy = <value optimized out>
        source = 0x15b8780
        current = 0x158be90
        i = <value optimized out>
#17 g_main_context_dispatch (context=0x158adb0) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3013
No locals.
#18 0x00007f57807553a8 in g_main_context_iterate (context=0x158adb0, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3091
        max_priority = 2147483647
        timeout = 6
        some_ready = 1
        nfds = 15
        allocated_nfds = <value optimized out>
        fds = <value optimized out>
#19 0x00007f57807559f2 in g_main_loop_run (loop=0x15bc010) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#20 0x000000000042a22a in CompScreen::eventLoop (this=0x15479f0) at /build/buildd/compiz-0.9.4git20110322/src/screen.cpp:128
No locals.
#21 0x0000000000423180 in main (argc=<value optimized out>, argv=0x7fff24c06648) at /build/buildd/compiz-0.9.4git20110322/src/main.cpp:285
        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 = 0x15479b0, _M_prev = 0x15479b0}}}, <No data fields>}, disableSm = false, clientId = 0x15be6a0 "10628708fc97e0d375130104210989368600000014320030", displayName = 0x0}
.
Thread 2 (Thread 1605):
#0  0x00007f577f408e33 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  0x00007f5780755104 in g_main_context_poll (context=0x23254b0, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3404
        poll_func = 0x7f5780765130 <g_poll>
#2  g_main_context_iterate (context=0x23254b0, 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 = 0x2325950
#3  0x00007f57807559f2 in g_main_loop_run (loop=0x2325ba0) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#4  0x00007f5766e1b69b in dconf_context_thread (data=0x23254b0) at dconfcontext.c:11
        context = 0x23254b0
        loop = <value optimized out>
        __PRETTY_FUNCTION__ = "dconf_context_thread"
#5  0x00007f578077c3e4 in g_thread_create_proxy (data=0x2325a60) at /build/buildd/glib2.0-2.28.4/./glib/gthread.c:1897
        thread = 0x2325a60
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#6  0x00007f5780080d8c in start_thread (arg=0x7f5766e16700) at pthread_create.c:304
        pd = 0x7f5766e16700
        now = <value optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140013364930304, -3646955092010338805, 140733809972096, 140013364931008, 0, 3, 3732820433671288331, 3732474441289954827}, 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  0x00007f577f415f7d 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 1508):
#0  0x00007f577f363d05 in raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
        resultvar = 0
        pid = <value optimized out>
        selftid = 1508
#1  0x00007f577f367ab6 in abort () at abort.c:92
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x1, sa_sigaction = 0x1}, sa_mask = {__val = {140013774392000, 140013732362680, 6, 140013732362032, 140013773351010, 206158430256, 140013732362072, 140013732361824, 140013732362440, 8, 140013773439774, 140733809982234, 140013774378682, 140013774382453, 3683, 140013128901520}}, sa_flags = 1, sa_restorer = 0x7f577cc7f8c8}
        sigs = {__val = {32, 0 <repeats 15 times>}}
#2  0x00007f577f3ac3e0 in __malloc_assert (bytes=1) at malloc.c:351
No locals.
#3  __libc_malloc (bytes=1) at malloc.c:3682
        ar_ptr = 0x7f5778000020
        victim = 0x7f57791805e0
        hook = <value optimized out>
        __func__ = "__libc_malloc"
#4  0x00007f578075ba63 in g_malloc (n_bytes=1) at /build/buildd/glib2.0-2.28.4/./glib/gmem.c:164
        mem = <value optimized out>
#5  0x00007f57807740c8 in g_memdup (mem=0x7f577cc7f80c, byte_size=1) at /build/buildd/glib2.0-2.28.4/./glib/gstrfuncs.c:130
        new_mem = <value optimized out>
#6  0x00007f5780730fe0 in g_buffer_new_from_data (data=0x7f577cc7f80c, size=1) at /build/buildd/glib2.0-2.28.4/./glib/gbuffer.c:64
        buffer = 0x7f5758573ac0
#7  0x00007f578078aafc in g_variant_new_from_trusted (type=0x7f578079eb61, data=<value optimized out>, size=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gvariant.c:309
        value = <value optimized out>
        buffer = <value optimized out>
#8  0x00007f578078abdf in g_variant_new_byte (value=2 '\002') at /build/buildd/glib2.0-2.28.4/./glib/gvariant.c:395
No locals.
#9  0x00007f5781775418 in parse_value_from_blob (mis=0x7f57590a1c00, dis=0x1590a10, type=0x7f57817bc9e0, just_align=0, indent=6, error=0x7f577cc7f9b8) at /build/buildd/glib2.0-2.28.4/./gio/gdbusmessage.c:1100
        v = <value optimized out>
        ret = 0x0
        local_error = 0x0
        is_leaf = 1
        __PRETTY_FUNCTION__ = "parse_value_from_blob"
#10 0x00007f57817759c7 in parse_value_from_blob (mis=0x7f57590a1c00, dis=0x1590a10, type=0x7f57817bc9df, just_align=0, indent=4, error=0x7f577cc7faa8) at /build/buildd/glib2.0-2.28.4/./gio/gdbusmessage.c:1386
        key_type = <value optimized out>
        value_type = <value optimized out>
        key = <value optimized out>
        value = <value optimized out>
        ret = 0x0
        local_error = 0x0
        is_leaf = 0
        __PRETTY_FUNCTION__ = "parse_value_from_blob"
#11 0x00007f5781775a6d in parse_value_from_blob (mis=0x7f57590a1c00, dis=0x1590a10, type=<value optimized out>, just_align=0, indent=2, error=0x7f577cc7fc00) at /build/buildd/glib2.0-2.28.4/./gio/gdbusmessage.c:1342
        item = <value optimized out>
        array_len = 214
        builder = {x = {0, 140013115557344, 140013115557345, 140013127516576, 0, 18446744073709551615, 140013119971248, 8, 3, 3, 1033660112, 0, 0, 0, 0, 0}}
        offset = <value optimized out>
        target = 214
        element_type = 0x7f57817bc9df
        ret = 0x0
        local_error = 0x0
        is_leaf = 0
        __PRETTY_FUNCTION__ = "parse_value_from_blob"
#12 0x00007f5781776fd4 in g_dbus_message_new_from_blob (blob=<value optimized out>, blob_len=<value optimized out>, capabilities=<value optimized out>, error=0x7f577cc7fc00) at /build/buildd/glib2.0-2.28.4/./gio/gdbusmessage.c:1720
        ret = 0
        mis = 0x7f57590a1c00
        dis = 0x1590a10
        message = 0x7f5758583a30
        endianness = <value optimized out>
        major_protocol_version = 1 '\001'
        byte_order = <value optimized out>
        message_body_len = 24
        headers = <value optimized out>
        item = <value optimized out>
        iter = {x = {22588064, 140013773441251, 36891840, 140013793984365, 140013132236992, 140013793984365, 140013132236992, 140013132236992, 140013132237008, 36833520, 1, 140013793946558, 140013118958496, 140013810671217, 140013132236992, 140013810671217}}
        signature = <value optimized out>
        __PRETTY_FUNCTION__ = "g_dbus_message_new_from_blob"
#13 0x00007f57817800f5 in _g_dbus_worker_do_read_cb (input_stream=<value optimized out>, res=<value optimized out>, user_data=0x232ecc0) at /build/buildd/glib2.0-2.28.4/./gio/gdbusprivate.c:737
        message = <value optimized out>
        worker = 0x232ecc0
        error = 0x0
        bytes_read = 224
#14 0x00007f578172ed49 in complete_in_idle_cb (data=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./gio/gsimpleasyncresult.c:757
        simple = <value optimized out>
#15 0x00007f5780754bcd in g_main_dispatch (context=0x158aaa0) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:2440
        dispatch = 0x7f57807504e0 <g_idle_dispatch>
        was_in_call = 0
        user_data = 0x2f3c400
        callback = 0x7f578172ed40 <complete_in_idle_cb>
        cb_funcs = 0x7f57809ff630
        cb_data = 0x7f5758f777d0
        current_source_link = {data = 0x7f5758a07c60, next = 0x0}
        need_destroy = <value optimized out>
        source = 0x7f5758a07c60
        current = 0x158bec0
        i = <value optimized out>
#16 g_main_context_dispatch (context=0x158aaa0) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3013
No locals.
#17 0x00007f57807553a8 in g_main_context_iterate (context=0x158aaa0, block=<value optimized out>, dispatch=1, self=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3091
        max_priority = 0
        timeout = 0
        some_ready = 1
        nfds = 1
        allocated_nfds = <value optimized out>
        fds = <value optimized out>
#18 0x00007f57807559f2 in g_main_loop_run (loop=0x158aa80) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#19 0x00007f578177ed44 in gdbus_shared_thread_func (data=<value optimized out>) at /build/buildd/glib2.0-2.28.4/./gio/gdbusprivate.c:276
No locals.
#20 0x00007f578077c3e4 in g_thread_create_proxy (data=0x158ab80) at /build/buildd/glib2.0-2.28.4/./glib/gthread.c:1897
        thread = 0x158ab80
        __PRETTY_FUNCTION__ = "g_thread_create_proxy"
#21 0x00007f5780080d8c in start_thread (arg=0x7f577cc80700) at pthread_create.c:304
        pd = 0x7f577cc80700
        now = <value optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140013732366080, -3646955092010338805, 140733809974096, 140013732366784, 0, 3, 3732798156749665803, 3732474441289954827}, 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"
#22 0x00007f577f415f7d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#23 0x0000000000000000 in ?? ()
No symbol table info available.