Comment 5 for bug 1328180

I downloaded the attachments from unity bug reports in Launchpad since May 26 and found a couple of crashes where there is no symbol table information available for libunityshell.so, so perhaps this is related to the trusty version of gdb?

bdmurray@bizarro:/mnt/unmirrored/unity-crashes$ grep -r -A1 "libunityshell.so" */Stacktrace.txt
bug-1284898/Stacktrace.txt:#1 0x00007f1d2ab88fe1 in unity::UnityScreen::handleEvent(_XEvent*) () from /tmp/apport_sandbox_le26c8/usr/lib/compiz/libunityshell.so
bug-1284898/Stacktrace.txt-No symbol table info available.
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bug-1323800/Stacktrace.txt:#10 0x00007f05451f7a13 in unity::TextureCache::FindTexture(std::string const&, int, int, std::function<nux::BaseTexture* (std::string const&, int, int)>) () from /tmp/apport_sandbox_keNURU/usr/lib/compiz/libunityshell.so
bug-1323800/Stacktrace.txt-No symbol table info available.
bug-1323800/Stacktrace.txt:#11 0x00007f054505272e in unity::dash::ResultRendererTile::IconLoaded(std::string const&, int, int, unity::glib::Object<_GdkPixbuf> const&, std::string, unity::dash::Result const&) () from /tmp/apport_sandbox_keNURU/usr/lib/compiz/libunityshell.so
bug-1323800/Stacktrace.txt-No symbol table info available.
bug-1323800/Stacktrace.txt:#12 0x00007f0545055005 in std::_Function_handler<void (std::string const&, int, int, unity::glib::Object<_GdkPixbuf> const&), sigc::bind_functor<-1, sigc::bound_mem_functor6<void, unity::dash::ResultRendererTile, std::string const&, int, int, unity::glib::Object<_GdkPixbuf> const&, std::string, unity::dash::Result const&>, std::string, unity::dash::Result, sigc::nil, sigc::nil, sigc::nil, sigc::nil, sigc::nil> >::_M_invoke(std::_Any_data const&, std::string const&, int, int, unity::glib::Object<_GdkPixbuf> const&) () from /tmp/apport_sandbox_keNURU/usr/lib/compiz/libunityshell.so
bug-1323800/Stacktrace.txt-No symbol table info available.
bug-1323800/Stacktrace.txt:#13 0x00007f05451bdfb8 in unity::IconLoader::Impl::CoalesceTasksCb() () from /tmp/apport_sandbox_keNURU/usr/lib/compiz/libunityshell.so
bug-1323800/Stacktrace.txt-No symbol table info available.