. Thread 6 (Thread 0x7f31fcea0700 (LWP 6973)): #0 0x00007f321b02c0fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #1 0x00007f3219bcbeb5 in g_cond_wait_until () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f3219b66331 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f3219bb2e6a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0x00007f3219bb2765 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f321b027e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f321b32f4bd in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #7 0x0000000000000000 in ?? () No symbol table info available. . Thread 5 (Thread 0x7f31fd8a4700 (LWP 6972)): #0 0x00007f321b323b03 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f3219b8fb04 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f3219b8ff62 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f3215bab6f6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #4 0x00007f3219bb2765 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f321b027e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f321b32f4bd in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #7 0x0000000000000000 in ?? () No symbol table info available. . Thread 4 (Thread 0x7f31fe0a5700 (LWP 6971)): #0 0x00007f321b323b03 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f3219b8fb04 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f3219b8ff62 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f31fe0aaafb in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so No symbol table info available. #4 0x00007f3219bb2765 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f321b027e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f321b32f4bd in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #7 0x0000000000000000 in ?? () No symbol table info available. . Thread 3 (Thread 0x7f3217b5f700 (LWP 6888)): #0 0x00007f321b323b03 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f3219b8fb04 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f3219b8fc24 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f3219b8fc71 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0x00007f3219bb2765 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f321b027e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f321b32f4bd in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #7 0x0000000000000000 in ?? () No symbol table info available. . Thread 2 (Thread 0x7f320c2be700 (LWP 6937)): #0 0x00007f321b02bd84 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #1 0x00007f320e9e5923 in ?? () from /usr/lib/x86_64-linux-gnu/dri/r300_dri.so No symbol table info available. #2 0x00007f321b027e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #3 0x00007f321b32f4bd in clone () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #4 0x0000000000000000 in ?? () No symbol table info available. . Thread 1 (Thread 0x7f321bfd7780 (LWP 6887)): #0 0x00007f321b87e950 in std::__detail::_List_node_base::_M_hook(std::__detail::_List_node_base*) () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6 No symbol table info available. #1 0x00007f3219e3f152 in sigc::internal::signal_impl::insert(std::_List_iterator, sigc::slot_base const&) () from /usr/lib/x86_64-linux-gnu/libsigc-2.0.so.0 No symbol table info available. #2 0x00007f3219e3f1c0 in sigc::internal::signal_impl::connect(sigc::slot_base const&) () from /usr/lib/x86_64-linux-gnu/libsigc-2.0.so.0 No symbol table info available. #3 0x00007f3219e3f384 in sigc::signal_base::connect(sigc::slot_base const&) () from /usr/lib/x86_64-linux-gnu/libsigc-2.0.so.0 No symbol table info available. #4 0x00007f32063b7418 in unity::UnityScreen::UnityScreen(CompScreen*) () from /usr/lib/compiz/libunityshell.so No symbol table info available. #5 0x00007f32063cbb68 in PluginClassHandler::get(CompScreen*) () from /usr/lib/compiz/libunityshell.so No symbol table info available. #6 0x00007f32063cbd0c in CompPlugin::VTableForScreenAndWindow::initScreen(CompScreen*) () from /usr/lib/compiz/libunityshell.so No symbol table info available. #7 0x00007f321bb87d26 in CompManager::initPlugin(CompPlugin*) () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #8 0x00007f321bb88382 in CompPlugin::push(CompPlugin*) () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #9 0x00007f321bb5c650 in compiz::private_screen::PluginManager::updatePlugins() () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #10 0x00007f321bb5cdc0 in PrivateScreen::processEvents() () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #11 0x00007f321bb8f0e7 in CompEventSource::callback() () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #12 0x00007f321a087f2f in Glib::Source::dispatch_vfunc(_GSource*, int (*)(void*), void*) () from /usr/lib/x86_64-linux-gnu/libglibmm-2.4.so.1 No symbol table info available. #13 0x00007f3219b8f835 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #14 0x00007f3219b8fb68 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #15 0x00007f3219b8ff62 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #16 0x0000000000402ce9 in main () No symbol table info available.