#0 0x00007ffe13192ead in nanosleep () from /usr/lib/libc.so.6 #1 0x00007ffe118a31ad in ?? () from /usr/lib/libQt5Core.so.5 #2 0x00007ffe117ed9d8 in QThread::msleep(unsigned long) () from /usr/lib/libQt5Core.so.5 #3 0x00007ffe118ff340 in QLockFile::tryLock(int) () from /usr/lib/libQt5Core.so.5 #4 0x00007ffe0b1e1989 in ?? () from /usr/lib/libKF5ConfigCore.so.5 #5 0x00007ffe0b1c3c56 in KConfig::sync() () from /usr/lib/libKF5ConfigCore.so.5 #6 0x00007ffe10414f13 in ?? () from /usr/lib/libKF5Plasma.so.5 #7 0x00007ffe1041d445 in ?? () from /usr/lib/libKF5Plasma.so.5 #8 0x00007ffe11a08339 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/libQt5Core.so.5 #9 0x00007ffe11a160a8 in QTimer::timerEvent(QTimerEvent*) () from /usr/lib/libQt5Core.so.5 #10 0x00007ffe11a09473 in QObject::event(QEvent*) () from /usr/lib/libQt5Core.so.5 #11 0x00007ffe122b6d8c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5 #12 0x00007ffe122bc370 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5 #13 0x00007ffe119d8a9b in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5 #14 0x00007ffe11a2ef6d in QTimerInfoList::activateTimers() () from /usr/lib/libQt5Core.so.5 #15 0x00007ffe11a2d703 in QEventDispatcherUNIX::processEvents(QFlags) () from /usr/lib/libQt5Core.so.5 #16 0x00007ffdfd0764ad in ?? () from /usr/lib/qt/plugins/platforms/libqxcb.so #17 0x00007ffe119d6532 in QEventLoop::exec(QFlags) () from /usr/lib/libQt5Core.so.5 #18 0x00007ffe119ddf0c in QCoreApplication::exec() () from /usr/lib/libQt5Core.so.5 #19 0x00007ffe134829fb in kdemain (argc=1, argv=0x7fff533aedb8) at /home/yo/builds/kwin/src/kwin-5.2.0.1/main_x11.cpp:294 #20 0x00007ffe130fb800 in __libc_start_main () from /usr/lib/libc.so.6 #21 0x00000000004007d9 in _start () A debugging session is active. Inferior 1 [process 775] will be detached. Quit anyway? (y or n) Detaching from program: /usr/bin/kwin_x11, process 775