Crash stack trace.
Core was generated by `wireshark'. Program terminated with signal SIGSEGV, Segmentation fault. #0 QTreeModel::index (this=this@entry=0x55e565f9aca0, item=0x55e5661d1238, column=column@entry=0) at itemviews/qtreewidget.cpp:236 236 itemviews/qtreewidget.cpp: No such file or directory. [Current thread is 1 (Thread 0x7f980eacf940 (LWP 5639))] (gdb) bt #0 0x00007f9808bd6223 in QTreeModel::index(QTreeWidgetItem const*, int) const (this=this@entry=0x55e565f9aca0, item=0x55e5661d1238, column=column@entry=0) at itemviews/qtreewidget.cpp:236 #1 0x00007f9808bd635b in QTreeModel::parent(QModelIndex const&) const (this=0x55e565f9aca0, child=...) at itemviews/qtreewidget.cpp:294 #2 0x00007f9808ba79fb in QTreeView::isIndexHidden(QModelIndex const&) const (this=0x55e56c625ec8) at ../../include/QtCore/../../src/corelib/itemmodels/qabstractitemmodel.h:411 #3 0x00007f9808ba79fb in QTreeView::isIndexHidden(QModelIndex const&) const (this=0x55e565f2ee10, index=...) at itemviews/qtreeview.cpp:3044 #4 0x00007f9808ba9ebf in QTreeView::visualRect(QModelIndex const&) const (this=0x55e565f2ee10, index=...) at itemviews/qtreeview.cpp:1106 #5 0x00007f9808b4f62a in QAccessibleTableCell::rect() const (this=0x55e56c625ea0) at accessible/itemviews.cpp:1057 #6 0x00007f97f9fc2c2e in AtSpiAdaptor::accessibleInterfaces(QAccessibleInterface*) const (this=this@entry=0x55e5675ec930, interface=interface@entry=0x55e56c625ea0) at linuxaccessibility/atspiadaptor.cpp:1466 #7 0x00007f97f9fc995c in AtSpiAdaptor::accessibleInterface(QAccessibleInterface*, QString const&, QDBusMessage const&, QDBusConnection const&) (this=this@entry=0x55e5675ec930, interface=interface@entry=0x55e56c625ea0, function=..., message=..., connection=...) at linuxaccessibility/atspiadaptor.cpp:1406 #8 0x00007f97f9fc9ed9 in AtSpiAdaptor::accessibleInterface(QAccessibleInterface*, QString const&, QDBusMessage const&, QDBusConnection const&) (this=0x55e5675ec930, interface=0x55e56c625ea0, function=..., message=..., connection=...) at linuxaccessibility/atspiadaptor.cpp:1362 #9 0x00007f97f9fce2ec in AtSpiAdaptor::handleMessage(QDBusMessage const&, QDBusConnection const&) (this=0x55e5675ec930, message=..., connection=...) at linuxaccessibility/atspiadaptor.cpp:1276 #10 0x00007f97f8a174f8 in QDBusConnectionPrivate::activateObject(QDBusConnectionPrivate::ObjectTreeNode&, QDBusMessage const&, int) (this=0x7f97e4010100, node=..., msg=..., pathStartPos=27) at qdbusintegrator.cpp:1431 #11 0x00007f97f8a19f7e in QDBusActivateObjectEvent::placeMetaCall(QObject*) (this=0x7f97e4014780) at qdbusintegrator.cpp:1590 #12 0x00007f9807ff3729 in QObject::event(QEvent*) (this=0x55e5675ec930, e=<optimized out>) at kernel/qobject.cpp:1256 #13 0x00007f9808901bec in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=<optimized out>, receiver=0x55e5675ec930, e=0x7f97e4014780) at kernel/qapplication.cpp:3804 #14 0x00007f980890708f in QApplication::notify(QObject*, QEvent*) (this=0x7ffd967e1c30, receiver=0x55e5675ec930, e=0x7f97e4014780) at kernel/qapplication.cpp:3561 #15 0x00007f9807fc5450 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x55e5675ec930, event=event@entry=0x7f97e4014780) at kernel/qcoreapplication.cpp:1015 #16 0x00007f9807fc73cc in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (event=0x7f97e4014780, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:225 #17 0x00007f9807fc73cc in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x55e565cc8b70) at kernel/qcoreapplication.cpp:1650 #18 0x00007f9807fc7888 in QCoreApplication::sendPostedEvents(QObject*, int) (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1508 #19 0x00007f980801b0f3 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer) (s=0x55e565cefc40) at kernel/qeventdispatcher_glib.cpp:270 #20 0x00007f980e7baff7 in g_main_context_dispatch (context=0x7f97f00016f0) at ././glib/gmain.c:3154 #21 0x00007f980e7baff7 in g_main_context_dispatch (context=context@entry=0x7f97f00016f0) at ././glib/gmain.c:3769 #22 0x00007f980e7bb260 in g_main_context_iterate (context=context@entry=0x7f97f00016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ././glib/gmain.c:3840 #23 0x00007f980e7bb30c in g_main_context_iteration (context=0x7f97f00016f0, may_block=may_block@entry=1) at ././glib/gmain.c:3901 #24 0x00007f980801b4ff in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x55e565cf3590, flags=...) at kernel/qeventdispatcher_glib.cpp:417 #25 0x00007f9807fc319a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffd967e1a30, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204 #26 0x00007f9807fcb99c in QCoreApplication::exec() () at kernel/qcoreapplication.cpp:1285 #27 0x000055e565118c55 in main () (gdb) Quit