. Thread 3 (Thread 0xb5cffb70 (LWP 2896)): #0 0x00b57416 in __kernel_vsyscall () No symbol table info available. #1 0x00cc7fb8 in sendmsg () from /lib/i386-linux-gnu/libpthread.so.0 No symbol table info available. #2 0x0102674c in g_socket_send_message () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0 No symbol table info available. #3 0x0108f986 in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0 No symbol table info available. #4 0x0108fef0 in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0 No symbol table info available. #5 0x0108ffa3 in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0 No symbol table info available. #6 0x00f07fd0 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #7 0x00f0a56a in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #8 0x00f0a975 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #9 0x00f0adbb in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #10 0x0108e1aa in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0 No symbol table info available. #11 0x00f2dbf3 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #12 0x00cc0d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0 No symbol table info available. #13 0x0039b11e in clone () from /lib/i386-linux-gnu/libc.so.6 No symbol table info available. Backtrace stopped: Not enough registers or memory available to unwind further . Thread 2 (Thread 0xb66e2b70 (LWP 2895)): #0 0x00b57416 in __kernel_vsyscall () No symbol table info available. #1 0x0038c42e in poll () from /lib/i386-linux-gnu/libc.so.6 No symbol table info available. #2 0x00f1832b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00f0a8fe in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0x00f0adbb in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x05fa3fa4 in ?? () from /usr/lib/i386-linux-gnu/gio/modules/libdconfsettings.so No symbol table info available. #6 0x00f2dbf3 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #7 0x00cc0d31 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0 No symbol table info available. #8 0x0039b11e in clone () from /lib/i386-linux-gnu/libc.so.6 No symbol table info available. Backtrace stopped: Not enough registers or memory available to unwind further . Thread 1 (Thread 0xb773e880 (LWP 2826)): #0 0x024b7580 in std::list >::remove(unity::debug::Introspectable* const&) () from /usr/lib/compiz/libunityshell.so No symbol table info available. #1 0x024b74b2 in unity::debug::Introspectable::~Introspectable() () from /usr/lib/compiz/libunityshell.so No symbol table info available. #2 0x024be8c4 in unity::PanelIndicatorEntryView::~PanelIndicatorEntryView() () from /usr/lib/compiz/libunityshell.so No symbol table info available. #3 0x024be9e2 in unity::PanelIndicatorEntryView::~PanelIndicatorEntryView() () from /usr/lib/compiz/libunityshell.so No symbol table info available. #4 0x0187d954 in nux::Object::Destroy() () from /usr/lib/libnux-core-2.0.so.0 No symbol table info available. #5 0x0187dd29 in nux::Object::UnReference() () from /usr/lib/libnux-core-2.0.so.0 No symbol table info available. #6 0x0387eb03 in nux::Area::UnParentObject() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #7 0x038aa60e in nux::Layout::~Layout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #8 0x038ac666 in nux::LinearLayout::~LinearLayout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #9 0x0389da76 in nux::HLayout::~HLayout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #10 0x0389daa2 in nux::HLayout::~HLayout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #11 0x0187d954 in nux::Object::Destroy() () from /usr/lib/libnux-core-2.0.so.0 No symbol table info available. #12 0x0187dd29 in nux::Object::UnReference() () from /usr/lib/libnux-core-2.0.so.0 No symbol table info available. #13 0x0387eb03 in nux::Area::UnParentObject() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #14 0x038a60cd in nux::View::RemoveLayout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #15 0x038a629c in nux::View::~View() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #16 0x024298fc in unity::PanelIndicatorsView::~PanelIndicatorsView() () from /usr/lib/compiz/libunityshell.so No symbol table info available. #17 0x02429ac2 in unity::PanelIndicatorsView::~PanelIndicatorsView() () from /usr/lib/compiz/libunityshell.so No symbol table info available. #18 0x0187d954 in nux::Object::Destroy() () from /usr/lib/libnux-core-2.0.so.0 No symbol table info available. #19 0x0187dd29 in nux::Object::UnReference() () from /usr/lib/libnux-core-2.0.so.0 No symbol table info available. #20 0x0387eb03 in nux::Area::UnParentObject() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #21 0x038aa60e in nux::Layout::~Layout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #22 0x038ac666 in nux::LinearLayout::~LinearLayout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #23 0x0389da76 in nux::HLayout::~HLayout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #24 0x0389daa2 in nux::HLayout::~HLayout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #25 0x0187d954 in nux::Object::Destroy() () from /usr/lib/libnux-core-2.0.so.0 No symbol table info available. #26 0x0187dd29 in nux::Object::UnReference() () from /usr/lib/libnux-core-2.0.so.0 No symbol table info available. #27 0x0387eb03 in nux::Area::UnParentObject() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #28 0x038a60cd in nux::View::RemoveLayout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #29 0x038a629c in nux::View::~View() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #30 0x024f20fa in unity::PanelView::~PanelView() () from /usr/lib/compiz/libunityshell.so No symbol table info available. #31 0x024f23e2 in unity::PanelView::~PanelView() () from /usr/lib/compiz/libunityshell.so No symbol table info available. #32 0x0187d954 in nux::Object::Destroy() () from /usr/lib/libnux-core-2.0.so.0 No symbol table info available. #33 0x0187dd29 in nux::Object::UnReference() () from /usr/lib/libnux-core-2.0.so.0 No symbol table info available. #34 0x0387eb03 in nux::Area::UnParentObject() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #35 0x038aa60e in nux::Layout::~Layout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #36 0x038ac666 in nux::LinearLayout::~LinearLayout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #37 0x0389da76 in nux::HLayout::~HLayout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #38 0x0389daa2 in nux::HLayout::~HLayout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #39 0x0187d954 in nux::Object::Destroy() () from /usr/lib/libnux-core-2.0.so.0 No symbol table info available. #40 0x0187dd29 in nux::Object::UnReference() () from /usr/lib/libnux-core-2.0.so.0 No symbol table info available. #41 0x0387eb03 in nux::Area::UnParentObject() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #42 0x038a60cd in nux::View::RemoveLayout() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #43 0x038a629c in nux::View::~View() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #44 0x038827ad in nux::BaseWindow::~BaseWindow() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #45 0x038828a2 in nux::BaseWindow::~BaseWindow() () from /usr/lib/libnux-2.0.so.0 No symbol table info available. #46 0x0187d954 in nux::Object::Destroy() () from /usr/lib/libnux-core-2.0.so.0 No symbol table info available. #47 0x0187dd29 in nux::Object::UnReference() () from /usr/lib/libnux-core-2.0.so.0 No symbol table info available. #48 0x0250644a in unity::panel::Controller::Impl::~Impl() () from /usr/lib/compiz/libunityshell.so No symbol table info available. #49 0x025068b8 in unity::panel::Controller::~Controller() () from /usr/lib/compiz/libunityshell.so No symbol table info available. #50 0x025419a9 in std::_Sp_counted_ptr::_M_dispose() () from /usr/lib/compiz/libunityshell.so No symbol table info available. #51 0x02538bf1 in unity::UnityScreen::~UnityScreen() () from /usr/lib/compiz/libunityshell.so No symbol table info available. #52 0x02538fd2 in unity::UnityScreen::~UnityScreen() () from /usr/lib/compiz/libunityshell.so No symbol table info available. #53 0x02546717 in CompPlugin::VTableForScreenAndWindow::finiScreen(CompScreen*) () from /usr/lib/compiz/libunityshell.so No symbol table info available. #54 0x0809e142 in CompManager::finiPlugin(CompPlugin*) () No symbol table info available. #55 0x0809fb31 in CompPlugin::pop() () No symbol table info available. #56 0x08074cad in PrivateScreen::updatePlugins() () No symbol table info available. #57 0x080756f4 in PrivateScreen::processEvents() () No symbol table info available. #58 0x080a3058 in CompEventSource::callback() () No symbol table info available. #59 0x00e389e1 in Glib::Source::dispatch_vfunc(_GSource*, int (*)(void*), void*) () from /usr/lib/i386-linux-gnu/libglibmm-2.4.so.1 No symbol table info available. #60 0x00f0a56a in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #61 0x00f0a975 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #62 0x00f0adbb in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0 No symbol table info available. #63 0x00e3a063 in Glib::MainLoop::run() () from /usr/lib/i386-linux-gnu/libglibmm-2.4.so.1 No symbol table info available. #64 0x08072497 in CompScreen::eventLoop() () No symbol table info available. #65 0x08065634 in main () No symbol table info available.