#0  0x00007ffff0d8e8a0 in raise () from /usr/lib/libc.so.6
#1  0x00007ffff0d8ff09 in abort () from /usr/lib/libc.so.6
#2  0x00007ffff0dd1517 in __libc_message () from /usr/lib/libc.so.6
#3  0x00007ffff0dd7c84 in malloc_printerr () from /usr/lib/libc.so.6
#4  0x00007ffff0dd9599 in _int_free () from /usr/lib/libc.so.6
#5  0x00007fffed2782e4 in hb_buffer_destroy () from /usr/lib/libharfbuzz.so.0
#6  0x00007ffff2567f88 in QTextEngine::shapeTextWithHarfbuzzNG(QScriptItem const&, unsigned short const*, int, QFontEngine*, QVector<unsigned int> const&, bool, bool) const ()
   from /usr/lib/libQt5Gui.so.5
#7  0x00007ffff256a8fe in QTextEngine::shapeText(int) const () from /usr/lib/libQt5Gui.so.5
#8  0x00007ffff256b490 in QTextEngine::shape(int) const () from /usr/lib/libQt5Gui.so.5
#9  0x00007ffff2572921 in QTextEngine::shapeLine(QScriptLine const&) () from /usr/lib/libQt5Gui.so.5
#10 0x00007ffff270e8ec in QPainter::drawText(QPointF const&, QString const&, int, int) () from /usr/lib/libQt5Gui.so.5
#11 0x00007ffff790cccd in Konsole::TerminalDisplay::drawCharacters(QPainter&, QRect const&, QString const&, Konsole::Character const*, bool) () from /usr/lib/libkonsoleprivate.so.17
#12 0x00007ffff790cf67 in Konsole::TerminalDisplay::drawTextFragment(QPainter&, QRect const&, QString const&, Konsole::Character const*) () from /usr/lib/libkonsoleprivate.so.17
#13 0x00007ffff7913ebe in Konsole::TerminalDisplay::drawContents(QPainter&, QRect const&) () from /usr/lib/libkonsoleprivate.so.17
#14 0x00007ffff7914393 in Konsole::TerminalDisplay::paintEvent(QPaintEvent*) () from /usr/lib/libkonsoleprivate.so.17
#15 0x00007ffff2c81a08 in QWidget::event(QEvent*) () from /usr/lib/libQt5Widgets.so.5
#16 0x00007ffff7917cdc in Konsole::TerminalDisplay::event(QEvent*) () from /usr/lib/libkonsoleprivate.so.17
#17 0x00007ffff2c41f2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#18 0x00007ffff2c49a06 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#19 0x00007ffff1c8b060 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#20 0x00007ffff2c7a82c in QWidgetPrivate::sendPaintEvent(QRegion const&) () from /usr/lib/libQt5Widgets.so.5
#21 0x00007ffff2c7ae23 in QWidgetPrivate::drawWidget(QPaintDevice*, QRegion const&, QPoint const&, int, QPainter*, QWidgetBackingStore*) () from /usr/lib/libQt5Widgets.so.5
#22 0x00007ffff2c5191f in ?? () from /usr/lib/libQt5Widgets.so.5
#23 0x00007ffff2c51bd5 in ?? () from /usr/lib/libQt5Widgets.so.5
#24 0x00007ffff2c69702 in QWidgetPrivate::syncBackingStore() () from /usr/lib/libQt5Widgets.so.5
#25 0x00007ffff2c81b89 in QWidget::event(QEvent*) () from /usr/lib/libQt5Widgets.so.5
#26 0x00007ffff2d9a264 in QMainWindow::event(QEvent*) () from /usr/lib/libQt5Widgets.so.5
#27 0x00007ffff6eea3bb in KMainWindow::event(QEvent*) () from /usr/lib/libKF5XmlGui.so.5
#28 0x00007ffff6f3bcf6 in KXmlGuiWindow::event(QEvent*) () from /usr/lib/libKF5XmlGui.so.5
#29 0x00007ffff2c41f2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#30 0x00007ffff2c49a06 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/libQt5Widgets.so.5
#31 0x00007ffff1c8b060 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/libQt5Core.so.5
#32 0x00007ffff1c8d8b6 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/libQt5Core.so.5
#33 0x00007ffff1ce66e4 in ?? () from /usr/lib/libQt5Core.so.5
#34 0x00007fffebe83270 in g_main_context_dispatch () from /usr/lib/libglib-2.0.so.0
#35 0x00007fffebe84f69 in ?? () from /usr/lib/libglib-2.0.so.0
#36 0x00007fffebe84fae in g_main_context_iteration () from /usr/lib/libglib-2.0.so.0
#37 0x00007ffff1ce5cd1 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#38 0x00007ffff1c8948b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5
#39 0x00007ffff1c924d8 in QCoreApplication::exec() () from /usr/lib/libQt5Core.so.5
#40 0x00007ffff7bb5ad5 in kdemain () from /usr/lib/libkdeinit5_konsole.so
#41 0x00007ffff0d7af6a in __libc_start_main () from /usr/lib/libc.so.6
#42 0x0000555555554a5a in _start ()