. Thread 4 (Thread 0x7fec5a61a700 (LWP 1609)): #0 0x00007fec658d59e3 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007fec64137e84 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007fec641382e2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007fec5bd747b6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #4 0x00007fec6415b985 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007fec655d9e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007fec658e139d 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 0x7fec5ae1b700 (LWP 1603)): #0 0x00007fec658d59e3 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007fec64137e84 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007fec64137fa4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007fec5b65e35d in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so No symbol table info available. #4 0x00007fec6415b985 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007fec655d9e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007fec658e139d 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 0x7fec62103700 (LWP 1596)): #0 0x00007fec658d59e3 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007fec64137e84 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007fec64137fa4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007fec64137ff1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0x00007fec6415b985 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007fec655d9e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007fec658e139d 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 1 (Thread 0x7fec6657a780 (LWP 1583)): #0 0x00007fec593cd59b in glXDestroyContext () from /usr/lib/fglrx/libGL.so.1 No symbol table info available. #1 0x00007fec595c7e56 in GLScreen::~GLScreen() () from /usr/lib/compiz/libopengl.so No symbol table info available. #2 0x00007fec595c7f39 in GLScreen::~GLScreen() () from /usr/lib/compiz/libopengl.so No symbol table info available. #3 0x00007fec595bacff in PluginClassHandler::get(CompScreen*) () from /usr/lib/compiz/libopengl.so No symbol table info available. #4 0x00007fec595b99c2 in PrivateGLWindow::PrivateGLWindow(CompWindow*, GLWindow*) () from /usr/lib/compiz/libopengl.so No symbol table info available. #5 0x00007fec595b9dd9 in GLWindow::GLWindow(CompWindow*) () from /usr/lib/compiz/libopengl.so No symbol table info available. #6 0x00007fec58f61d4b in PluginClassHandler::get(CompWindow*) () from /usr/lib/compiz/libdecor.so No symbol table info available. #7 0x00007fec58f5d187 in DecorWindow::DecorWindow(CompWindow*) () from /usr/lib/compiz/libdecor.so No symbol table info available. #8 0x00007fec58f67108 in PluginClassHandler::get(CompWindow*) () from /usr/lib/compiz/libdecor.so No symbol table info available. #9 0x00007fec58f6723c in CompPlugin::VTableForScreenAndWindow::initWindow(CompWindow*) () from /usr/lib/compiz/libdecor.so No symbol table info available. #10 0x00007fec6613151d in CompPlugin::windowInitPlugins(CompWindow*) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #11 0x00007fec6611f008 in CompWindow::CompWindow(unsigned long, unsigned long, XWindowAttributes&, PrivateWindow*) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #12 0x00007fec6611f487 in PrivateWindow::createCompWindow(unsigned long, unsigned long, XWindowAttributes&, unsigned long) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #13 0x00007fec6612f469 in CompScreenImpl::_handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #14 0x00007fec59c03703 in PrivateCompositeScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libcomposite.so No symbol table info available. #15 0x00007fec6612b84d in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #16 0x00007fec58f5f4f1 in DecorScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libdecor.so No symbol table info available. #17 0x00007fec6612b84d in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #18 0x00007fec6612b84d in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #19 0x00007fec6612b84d in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #20 0x00007fec584d7dc8 in ResizeLogic::handleEvent(_XEvent*) () from /usr/lib/compiz/libresize.so No symbol table info available. #21 0x00007fec6612b84d in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #22 0x00007fec5829a615 in PlaceScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libplace.so No symbol table info available. #23 0x00007fec6612b84d in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #24 0x00007fec5807666c in MoveScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libmove.so No symbol table info available. #25 0x00007fec6612b84d in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #26 0x00007fec526f15cf in RegexScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libregex.so No symbol table info available. #27 0x00007fec6612b84d in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #28 0x00007fec6612b84d in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #29 0x00007fec4bba4eed in WorkaroundsScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libworkarounds.so No symbol table info available. #30 0x00007fec6612b84d in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #31 0x00007fec6612b88b in CompScreenImpl::alwaysHandleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #32 0x00007fec6610a5a2 in PrivateScreen::processEvents() () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #33 0x00007fec66139157 in CompEventSource::callback() () from /usr/lib/libcompiz_core.so.ABI-20120920 No symbol table info available. #34 0x00007fec64632d1f 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. #35 0x00007fec64137bb5 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #36 0x00007fec64137ee8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #37 0x00007fec641382e2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #38 0x000000000040270b in main () No symbol table info available.