.
Thread 3 (Thread 0x7f3d8dc2b700 (LWP 1894)):
#0  0x00007f3d9fbf6773 in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f3da0cd0078 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f3da0cd08a2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f3d98b3fc7b in ?? () from /usr/lib/gio/modules/libdconfsettings.so
No symbol table info available.
#4  0x00007f3da0cf5626 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f3da086cedc in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007f3d9fc0289d 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 0x7f3d8d42a700 (LWP 1895)):
#0  0x00007f3d9fbf6773 in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f3da0cd0078 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f3da0cd08a2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f3d9e2cd7b6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007f3da0cf5626 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f3da086cedc in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007f3d9fc0289d 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 0x7f3da29e09c0 (LWP 1761)):
#0  0xffffff9cffffff9c in ?? ()
No symbol table info available.
#1  0x00007f3d902dc029 in nux::WindowCompositor::FindKeyFocusArea(nux::NuxEventType, unsigned int, unsigned int, nux::InputArea**, nux::BaseWindow**) () from /usr/lib/libnux-1.0.so.0
No symbol table info available.
#2  0x00007f3d902e2b2d in nux::WindowCompositor::KeyboardEventCycle(nux::Event&) () from /usr/lib/libnux-1.0.so.0
No symbol table info available.
#3  0x00007f3d902e383d in nux::WindowCompositor::ProcessEvent(nux::Event&) () from /usr/lib/libnux-1.0.so.0
No symbol table info available.
#4  0x00007f3d902e72e2 in nux::WindowThread::ProcessForeignEvent(_XEvent*, void*) () from /usr/lib/libnux-1.0.so.0
No symbol table info available.
#5  0x00007f3d906a6fcd in UnityScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libunityshell.so
No symbol table info available.
#6  0x000000000044e908 in CompScreen::handleEvent(_XEvent*) ()
No symbol table info available.
#7  0x000000000042e4f0 in PrivateScreen::processEvents() ()
No symbol table info available.
#8  0x0000000000455c31 in CompEventSource::callback() ()
No symbol table info available.
#9  0x00007f3da11c99df in Glib::Source::dispatch_vfunc(_GSource*, int (*)(void*), void*) () from /usr/lib/libglibmm-2.4.so.1
No symbol table info available.
#10 0x00007f3da0ccfb6d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#11 0x00007f3da0cd0368 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#12 0x00007f3da0cd0539 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#13 0x00007f3d96fdec79 in ?? () from /usr/lib/compizconfig/backends/libgconf.so
No symbol table info available.
#14 0x00007f3d97a7a81e in CcpScreen::timeout() () from /usr/lib/compiz/libccp.so
No symbol table info available.
#15 0x000000000042208b in CompTimer::triggerCallback() ()
No symbol table info available.
#16 0x00000000004221c2 in CompTimeoutSource::callback() ()
No symbol table info available.
#17 0x00000000004216bd in CompTimeoutSource::dispatch(sigc::slot_base*) ()
No symbol table info available.
#18 0x00007f3da11c99df in Glib::Source::dispatch_vfunc(_GSource*, int (*)(void*), void*) () from /usr/lib/libglibmm-2.4.so.1
No symbol table info available.
#19 0x00007f3da0ccfb6d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#20 0x00007f3da0cd0368 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#21 0x00007f3da0cd08a2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#22 0x000000000042b546 in CompScreen::eventLoop() ()
No symbol table info available.
#23 0x000000000041f57a in main ()
No symbol table info available.