. Thread 5 (Thread 0x7f160546e700 (LWP 2236)): #0 0x00007f161feecb03 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f161e75bff6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f161e75c45a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f160547398b in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so No symbol table info available. #4 0x00007f161e77d9b5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f161fbf0e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f161fef84bd 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 0x7f1604c6d700 (LWP 2237)): #0 0x00007f161feecb03 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f161e75bff6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f161e75c45a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f161a79a326 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0 No symbol table info available. #4 0x00007f161e77d9b5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f161fbf0e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f161fef84bd 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 0x7f15e97fa700 (LWP 12609)): #0 0x00007f161fbf50fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #1 0x00007f161e7978f5 in g_cond_wait_until () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f161e7321c1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f161e77e23a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0x00007f161e77d9b5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f161fbf0e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f161fef84bd 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 0x7f161c72d700 (LWP 2127)): #0 0x00007f161feecb03 in poll () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #1 0x00007f161e75bff6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #2 0x00007f161e75c124 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #3 0x00007f161e75c171 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #4 0x00007f161e77d9b5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #5 0x00007f161fbf0e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0 No symbol table info available. #6 0x00007f161fef84bd 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 0x7f1620b8c780 (LWP 2126)): #0 0x00007f160da955e3 in unity::MT::GrabHandleGroup::relayout(nux::Rect const&, bool) () from /usr/lib/compiz/libunitymtgrabhandles.so No symbol table info available. #1 0x00007f160da89877 in UnityMTGrabHandlesWindow::relayout(CompRect const&, bool) () from /usr/lib/compiz/libunitymtgrabhandles.so No symbol table info available. #2 0x00007f160da8ccfd in UnityMTGrabHandlesScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libunitymtgrabhandles.so No symbol table info available. #3 0x00007f162073ff53 in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #4 0x00007f162073ff53 in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #5 0x00007f160e5e7f8c in SessionScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libsession.so No symbol table info available. #6 0x00007f162073ff53 in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #7 0x00007f160c84b6dd in WorkaroundsScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libworkarounds.so No symbol table info available. #8 0x00007f162073ff53 in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #9 0x00007f160dcafdd2 in FadeScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libfade.so No symbol table info available. #10 0x00007f162073ff53 in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #11 0x00007f160c620947 in PrivateScaleScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libscale.so No symbol table info available. #12 0x00007f162073ff53 in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #13 0x00007f160bc224fb in unity::UnityScreen::handleEvent(_XEvent*) () from /usr/lib/compiz/libunityshell.so No symbol table info available. #14 0x00007f162073ff53 in CompScreen::handleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #15 0x00007f162073ff8b in CompScreenImpl::alwaysHandleEvent(_XEvent*) () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #16 0x00007f162071871b in PrivateScreen::processEvents() () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #17 0x00007f162074c387 in CompEventSource::callback() () from /usr/lib/libcompiz_core.so.ABI-20120305 No symbol table info available. #18 0x00007f161ec538af 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. #19 0x00007f161e75bc9a in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #20 0x00007f161e75c060 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #21 0x00007f161e75c45a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0 No symbol table info available. #22 0x00000000004029ae in main () No symbol table info available.