#0 0x00007fd547ebff92 in QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) () from /tmp/apport_sandbox_ZNvKU8/usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #1 0x00007fd522fc0b95 in StatsPlugin::currentActivity() const () from /tmp/apport_sandbox_ZNvKU8/usr/lib/x86_64-linux-gnu/qt5/plugins/kactivitymanagerd/1/kactivitymanagerd_plugin_sqlite.so No symbol table info available. #2 0x00007fd522fca15e in ResourceScoreMaintainer::Private::run() () from /tmp/apport_sandbox_ZNvKU8/usr/lib/x86_64-linux-gnu/qt5/plugins/kactivitymanagerd/1/kactivitymanagerd_plugin_sqlite.so No symbol table info available. #3 0x00007fd547cce7fe in QThreadPrivate::start(void*) () from /tmp/apport_sandbox_ZNvKU8/usr/lib/x86_64-linux-gnu/libQt5Core.so.5 No symbol table info available. #4 0x00007fd5466206fa in start_thread (arg=0x7fd521cb0700) at pthread_create.c:333 __res = pd = 0x7fd521cb0700 now = unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140553371715328, -3850609667287663464, 0, 140734829320207, 140553371716032, 36689104, 3829644617731685528, 3829588196524047512}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}} not_first_call = pagesize_m1 = sp = freesize = __PRETTY_FUNCTION__ = "start_thread" #5 0x00007fd5475e42dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 No locals.