[Octave-bug-tracker] [bug #44330] Qt toolkit segmentation fault when figure opened, closed, and opened again

[Dmitri A. Sergatskov]

Follow-up Comment #26, bug #44330 (project octave):

Here is backtrace:

(gdb) backtrace
#0  0x00007fffeb27f7bb in raise () at /lib64/libc.so.6
#1  0x00007fffeb2815d1 in abort () at /lib64/libc.so.6
#2  0x00007fffebae2fc5 in __gnu_cxx::__verbose_terminate_handler() () at
/lib64/libstdc++.so.6
#3  0x00007fffebae0bb6 in  () at /lib64/libstdc++.so.6
#4  0x00007fffebadfab9 in  () at /lib64/libstdc++.so.6
#5  0x00007fffebae04a8 in __gxx_personality_v0 () at /lib64/libstdc++.so.6
#6  0x00007fffeb8480e3 in  () at /lib64/libgcc_s.so.1
#7  0x00007fffeb84890e in _Unwind_Resume () at /lib64/libgcc_s.so.1
#8  0x00007ffff517a525 in QObjectPrivate::setParent_helper(QObject*) () at
/lib64/libQt5Core.so.5
#9  0x00007ffff517a996 in QObject::~QObject() () at /lib64/libQt5Core.so.5
#10 0x00007ffff59e166c in QWidget::~QWidget() () at /lib64/libQt5Widgets.so.5
#11 0x00007ffff5b1e6d9 in QPushButton::~QPushButton() () at
/lib64/libQt5Widgets.so.5
#12 0x00007ffff7a53cb2 in QtHandles::Object::finalize() (this=0xa60220) at
../libgui/graphics/Object.cc:140
#13 0x00007ffff7a53a79 in QtHandles::Object::slotFinalize() (this=0xa60220) at
../libgui/graphics/Object.cc:110
#14 0x00007ffff7a11817 in QtHandles::Object::qt_static_metacall(QObject*,
QMetaObject::Call, int, void**) (_o=0xa60220,
_c=QMetaObject::InvokeMetaMethod, _id=1, _a=0x7fffb44ee780) at
libgui/graphics/moc-Object.cc:93
#15 0x00007ffff5174199 in QObject::event(QEvent*) () at
/lib64/libQt5Core.so.5
#16 0x00007ffff599ed9c in QApplicationPrivate::notify_helper(QObject*,
QEvent*) () at /lib64/libQt5Widgets.so.5
#17 0x00007ffff59a63d4 in QApplication::notify(QObject*, QEvent*) () at
/lib64/libQt5Widgets.so.5
#18 0x00007ffff514bb8b in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /lib64/libQt5Core.so.5
#19 0x00007ffff514dd6b in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /lib64/libQt5Core.so.5
#20 0x00007ffff519ac73 in postEventSourceDispatch(_GSource*, int (*)(void*),
void*) () at /lib64/libQt5Core.so.5
#21 0x00007fffe7ac31d7 in g_main_context_dispatch () at
/lib64/libglib-2.0.so.0
#22 0x00007fffe7ac3578 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#23 0x00007fffe7ac360c in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#24 0x00007ffff519acef in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt5Core.so.5
#25 0x00007ffff514ab8a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt5Core.so.5
#26 0x00007ffff51527dc in QCoreApplication::exec() () at
/lib64/libQt5Core.so.5
#27 0x00007ffff798e66f in octave::gui_application::execute()
(this=0x7fffffffc358) at ../libgui/src/octave-gui.cc:248
#28 0x00000000004016e1 in main(int, char**) (argc=9, argv=0x7fffffffc5f8) at
../src/main-gui.cc:104


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