.
Thread 3 (Thread 6653):
#0  0x00260416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x00399f46 in poll () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
#2  0x00e6467b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00e55b86 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00e5628b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00c9ceba in ?? () from /usr/lib/i386-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#6  0x00e7c934 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#7  0x002c3e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
No symbol table info available.
#8  0x003a86de in clone () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
.
Thread 2 (Thread 6651):
#0  0x00260416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x00399f46 in poll () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
#2  0x00e6467b in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00e55b86 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00e5628b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x04132294 in ?? () from /usr/lib/gio/modules/libdconfsettings.so
No symbol table info available.
#6  0x00e7c934 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#7  0x002c3e99 in start_thread () from /lib/i386-linux-gnu/libpthread.so.0
No symbol table info available.
#8  0x003a86de in clone () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
.
Thread 1 (Thread 6607):
#0  0x00260416 in __kernel_vsyscall ()
No symbol table info available.
#1  0x00302dd1 in raise () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
#2  0x003062ae in abort () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
#3  0x002fb7e8 in __assert_fail () from /lib/i386-linux-gnu/libc.so.6
No symbol table info available.
#4  0x00a35f9b in nouveau_pushbuf_flush () from /usr/lib/i386-linux-gnu/libdrm_nouveau.so.1
No symbol table info available.
#5  0x013eba68 in ?? () from /usr/lib/i386-linux-gnu/dri/nouveau_dri.so
No symbol table info available.
#6  0x02b5a491 in st_flush () from /usr/lib/i386-linux-gnu/dri/libgallium.so
No symbol table info available.
#7  0x02b5a4d0 in ?? () from /usr/lib/i386-linux-gnu/dri/libgallium.so
No symbol table info available.
#8  0x058964b0 in _mesa_flush () from /usr/lib/i386-linux-gnu/dri/libdricore.so
No symbol table info available.
#9  0x05896bce in _mesa_Flush () from /usr/lib/i386-linux-gnu/dri/libdricore.so
No symbol table info available.
#10 0x028a5a0d in PrivateGLScreen::waitForVideoSync() () from /usr/lib/compiz/libopengl.so
No symbol table info available.
#11 0x028a5c50 in PrivateGLScreen::paintOutputs(std::list<CompOutput*, std::allocator<CompOutput*> >&, unsigned int, CompRegion const&) () from /usr/lib/compiz/libopengl.so
No symbol table info available.
#12 0x00f0e8cf in CompositeScreen::paint(std::list<CompOutput*, std::allocator<CompOutput*> >&, unsigned int) () from /usr/lib/compiz/libcomposite.so
No symbol table info available.
#13 0x0174b9e6 in WallScreen::paint(std::list<CompOutput*, std::allocator<CompOutput*> >&, unsigned int) () from /usr/lib/compiz/libwall.so
No symbol table info available.
#14 0x00f0e882 in CompositeScreen::paint(std::list<CompOutput*, std::allocator<CompOutput*> >&, unsigned int) () from /usr/lib/compiz/libcomposite.so
No symbol table info available.
#15 0x00f1010f in CompositeScreen::handlePaintTimeout() () from /usr/lib/compiz/libcomposite.so
No symbol table info available.
#16 0x00f111f1 in boost::detail::function::function_obj_invoker0<boost::_bi::bind_t<bool, boost::_mfi::mf0<bool, CompositeScreen>, boost::_bi::list1<boost::_bi::value<CompositeScreen*> > >, bool>::invoke(boost::detail::function::function_buffer&) () from /usr/lib/compiz/libcomposite.so
No symbol table info available.
#17 0x080652b6 in CompTimeoutSource::callback() ()
No symbol table info available.
#18 0x08064a2f in CompTimeoutSource::dispatch(sigc::slot_base*) ()
No symbol table info available.
#19 0x00929d31 in Glib::Source::dispatch_vfunc(_GSource*, int (*)(void*), void*) () from /usr/lib/libglibmm-2.4.so.1
No symbol table info available.
#20 0x00e5554f in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#21 0x00e55c80 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#22 0x00e5628b in g_main_loop_run () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#23 0x0092b373 in Glib::MainLoop::run() () from /usr/lib/libglibmm-2.4.so.1
No symbol table info available.
#24 0x0806eb46 in CompScreen::eventLoop() ()
No symbol table info available.
#25 0x0806268c in main ()
No symbol table info available.