https://bugs.kde.org/show_bug.cgi?id=363605
Bug ID: 363605
Summary: Crash when closing Cantor
Product: cantor
Version: unspecified
Platform: openSUSE RPMs
OS: Linux
Status: UNCONFIRMED
Severity: crash
Priority: NOR
Component: general
Assignee: fil...@kde.org
Reporter: alexander.se...@web.de
CC: alexanderrie...@gmail.com
Cantor having a running session crashes on close with the following call stack:
#6 0x00007f9f886cb558 in vtable for __cxxabiv1::__si_class_type_info () at
/usr/lib64/libstdc++.so.6
#7 0x00007f9f8899073f in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#8 0x00007f9f8b23dea5 in KParts::Part::setStatusBarText(QString const&) () at
/usr/lib64/libKF5Parts.so.5
#9 0x00007f9f6cb016f5 in () at /usr/lib64/qt5/plugins/libcantorpart.so
#10 0x00007f9f6cb43333 in () at /usr/lib64/qt5/plugins/libcantorpart.so
#11 0x00007f9f88990cc6 in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib64/libQt5Core.so.5
#12 0x00007f9f8b6aefde in
Cantor::Session::statusChanged(Cantor::Session::Status) () at
/usr/lib64/libcantorlibs.so.6
#13 0x00007f9f6d5e5c45 in PythonSession::logout() () at
/usr/lib64/libcantor_pythonbackend.so
#14 0x00007f9f6cb126d9 in () at /usr/lib64/qt5/plugins/libcantorpart.so
#15 0x00007f9f6cb127a9 in () at /usr/lib64/qt5/plugins/libcantorpart.so
#16 0x00007f9f8898f63c in QObjectPrivate::deleteChildren() () at
/usr/lib64/libQt5Core.so.5
#17 0x00007f9f89680c0b in QWidget::~QWidget() () at
/usr/lib64/libQt5Widgets.so.5
#18 0x00007f9f89680e69 in QWidget::~QWidget() () at
/usr/lib64/libQt5Widgets.so.5
#19 0x00007f9f8898f63c in QObjectPrivate::deleteChildren() () at
/usr/lib64/libQt5Core.so.5
#20 0x00007f9f89680c0b in QWidget::~QWidget() () at
/usr/lib64/libQt5Widgets.so.5
#21 0x00007f9f897d7ca9 in QStackedWidget::~QStackedWidget() () at
/usr/lib64/libQt5Widgets.so.5
#22 0x00007f9f8898f63c in QObjectPrivate::deleteChildren() () at
/usr/lib64/libQt5Core.so.5
#23 0x00007f9f89680c0b in QWidget::~QWidget() () at
/usr/lib64/libQt5Widgets.so.5
#24 0x00007f9f897e7089 in QTabWidget::~QTabWidget() () at
/usr/lib64/libQt5Widgets.so.5
#25 0x00007f9f8898f63c in QObjectPrivate::deleteChildren() () at
/usr/lib64/libQt5Core.so.5
#26 0x00007f9f89680c0b in QWidget::~QWidget() () at
/usr/lib64/libQt5Widgets.so.5
#27 0x00007f9f8aceb0ef in KMainWindow::~KMainWindow() () at
/usr/lib64/libKF5XmlGui.so.5
#28 0x0000000000411ce8 in CantorShell::~CantorShell() ()
#29 0x0000000000411d59 in CantorShell::~CantorShell() ()
#30 0x00007f9f88991b18 in QObject::event(QEvent*) () at
/usr/lib64/libQt5Core.so.5
#31 0x00007f9f89684f64 in QWidget::event(QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#32 0x00007f9f8979512b in QMainWindow::event(QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#33 0x00007f9f8aceb6a7 in KMainWindow::event(QEvent*) () at
/usr/lib64/libKF5XmlGui.so.5
#34 0x00007f9f8ad25305 in KXmlGuiWindow::event(QEvent*) () at
/usr/lib64/libKF5XmlGui.so.5
#35 0x00007f9f89644e7c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#36 0x00007f9f89649cc8 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#37 0x00007f9f88960e95 in QCoreApplication::notifyInternal(QObject*, QEvent*)
() at /usr/lib64/libQt5Core.so.5
#38 0x00007f9f88963057 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#39 0x00007f9f889b88f3 in () at /usr/lib64/libQt5Core.so.5
#40 0x00007f9f83fdac84 in g_main_context_dispatch () at
/usr/lib64/libglib-2.0.so.0
#41 0x00007f9f83fdaed8 in () at /usr/lib64/libglib-2.0.so.0
#42 0x00007f9f83fdaf7c in g_main_context_iteration () at
/usr/lib64/libglib-2.0.so.0
#43 0x00007f9f889b7d6c in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#44 0x00007f9f8895ed53 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#45 0x00007f9f889668f6 in QCoreApplication::exec() () at
/usr/lib64/libQt5Core.so.5
#46 0x000000000040feb7 in main ()
Reproducible: Always
Steps to Reproduce:
1. create new session, e.g. python session
2. close Cantor
3. observe the crash
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