#0  0x00007f577f1db8c3 in __libc_free (mem=0x7f5778049040) at malloc.c:3736
        ar_ptr = 0x7f573800001f
        p = 0x7f5778049030
        hook = <value optimized out>
#1  0x00007f578057f7ae in g_source_callback_unref (cb_data=0x7f5778052580) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:1332
        callback = 0x7f5778052580
#2  0x00007f578057fef1 in g_source_destroy_internal (source=0x7f57780a8400, context=0x16e8730, have_lock=1) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:1001
        tmp_list = <value optimized out>
        old_cb_data = 0x7f5778052580
        old_cb_funcs = 0x7f578082e630
#3  0x00007f5780583c41 in g_main_dispatch (context=0x16e8730) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:2465
        dispatch = 0x7f5700000000
        was_in_call = <value optimized out>
        user_data = 0x7f5778049040
        callback = 0x7f578159a7b0 <emit_signal_instance_in_idle_cb>
        cb_funcs = <value optimized out>
        cb_data = 0x7f5778052580
        current_source_link = {data = 0x7f57780a8400, next = 0x0}
        need_destroy = 1
        source = 0x7f57780a8400
        current = 0x16e8e90
        i = <value optimized out>
#4  g_main_context_dispatch (context=0x16e8730) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3013
No locals.
#5  0x00007f57805843a8 in g_main_context_iterate (context=0x16e8730, 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 = 13
        some_ready = 1
        nfds = 15
        allocated_nfds = <value optimized out>
        fds = <value optimized out>
#6  0x00007f57805849f2 in g_main_loop_run (loop=0x171aab0) at /build/buildd/glib2.0-2.28.4/./glib/gmain.c:3299
        __PRETTY_FUNCTION__ = "g_main_loop_run"
#7  0x000000000042a22a in CompScreen::eventLoop (this=0x16a29f0) at /build/buildd/compiz-0.9.4git20110322/src/screen.cpp:128
No locals.
#8  0x0000000000423180 in main (argc=<value optimized out>, argv=0x7fffcbff5e38) 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 = 0x16a29b0, _M_prev = 0x16a29b0}}}, <No data fields>}, disableSm = false, clientId = 0x16b2b60 "107f072975bdf5b150130133638457576300000017890035", displayName = 0x0}