[kmail2] [Bug 470097] New: KMail crashes on close

[Nicolas Fella]

https://bugs.kde.org/show_bug.cgi?id=470097

            Bug ID: 470097
           Summary: KMail crashes on close
    Classification: Applications
           Product: kmail2
           Version: unspecified
          Platform: Compiled Sources
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: kdepim-bugs at kde.org
          Reporter: nicolas.fella at gmx.de
  Target Milestone: ---

Application: kmail (5.240.40 alpha (23.07.40))
 (Compiled from sources)
Qt Version: 6.5.0
Frameworks Version: 5.240.0
Operating System: Linux 6.2.15-300.fc38.x86_64 x86_64
Windowing System: Wayland
Distribution: Fedora Linux 38 (KDE Plasma)
DrKonqi: 5.27.80 [KCrashBackend]

-- Information about the crash:
Closing KMail while sync was running

The reporter is unsure if this crash is reproducible.

-- Backtrace:
Application: KMail (kmail), signal: Segmentation fault
Content of s_kcrashErrorMessage: std::unique_ptr<char []> = {get() = 0x0}
[KCrash Handler]
#5  0x00007f8148201880 in
QtPrivate::QMetaTypeInterfaceWrapper<QObject*>::metaType () at
/lib64/libQt6Core.so.6
#6  0x00007f814a90e93b in KSelectionProxyModel::columnCount(QModelIndex const&)
const (this=0x21b48b0, index=...) at
/home/nico/kde6/src/kitemmodels/src/core/kselectionproxymodel.cpp:2363
#7  0x00007f8147feab18 in
QSortFilterProxyModelPrivate::find_source_sort_column() const () at
/lib64/libQt6Core.so.6
#8  0x00007f8147ff4fa1 in QSortFilterProxyModelPrivate::_q_clearMapping() () at
/lib64/libQt6Core.so.6
#9  0x00007f8147ff9a9f in QSortFilterProxyModelPrivate::_q_sourceReset() () at
/lib64/libQt6Core.so.6
#10 0x00007f8147ddde08 in void doActivate<false>(QObject*, int, void**) () at
/lib64/libQt6Core.so.6
#11 0x00007f8147fa7170 in
QAbstractItemModel::modelReset(QAbstractItemModel::QPrivateSignal) () at
/lib64/libQt6Core.so.6
#12 0x00007f8147ddd894 in void doActivate<false>(QObject*, int, void**) () at
/lib64/libQt6Core.so.6
#13 0x00007f8147fc1754 in
QItemSelectionModel::modelChanged(QAbstractItemModel*) () at
/lib64/libQt6Core.so.6
#14 0x00007f8147ddde08 in void doActivate<false>(QObject*, int, void**) () at
/lib64/libQt6Core.so.6
#15 0x00007f8147dd43d1 in QObject::destroyed(QObject*) () at
/lib64/libQt6Core.so.6
#16 0x00007f8147ddb172 in QObject::~QObject() () at /lib64/libQt6Core.so.6
#17 0x00007f81475462f9 in
MailCommon::FolderTreeWidgetProxyModel::~FolderTreeWidgetProxyModel()
(this=0x1dac380, __in_chrg=<optimized out>) at
/home/nico/kde6/src/mailcommon/src/folder/foldertreewidgetproxymodel.cpp:91
#18 0x00007f8147dd6c2d in QObjectPrivate::deleteChildren() () at
/lib64/libQt6Core.so.6
#19 0x00007f8149018cb8 in QWidget::~QWidget() () at /lib64/libQt6Widgets.so.6
#20 0x00007f8147544469 in MailCommon::FolderTreeWidget::~FolderTreeWidget()
(this=0x1ac7c20, __in_chrg=<optimized out>) at
/home/nico/kde6/src/mailcommon/src/folder/foldertreewidget.cpp:131
#21 0x00007f8147dd6c2d in QObjectPrivate::deleteChildren() () at
/lib64/libQt6Core.so.6
#22 0x00007f8149018cb8 in QWidget::~QWidget() () at /lib64/libQt6Widgets.so.6
#23 0x00007f81491d9695 in QSplitter::~QSplitter() () at
/lib64/libQt6Widgets.so.6
#24 0x00007f8147dd6c2d in QObjectPrivate::deleteChildren() () at
/lib64/libQt6Core.so.6
#25 0x00007f8149018cb8 in QWidget::~QWidget() () at /lib64/libQt6Widgets.so.6
#26 0x00007f81491d9695 in QSplitter::~QSplitter() () at
/lib64/libQt6Widgets.so.6
#27 0x00007f81554452e3 in KMMainWidget::deleteWidgets()
(this=this at entry=0x1aed7f0) at
/home/nico/kde6/src/kmail/src/kmmainwidget.cpp:980
#28 0x00007f815546583b in KMMainWidget::destruct() (this=0x1aed7f0) at
/home/nico/kde6/src/kmail/src/kmmainwidget.cpp:387
#29 KMMainWidget::destruct() (this=0x1aed7f0) at
/home/nico/kde6/src/kmail/src/kmmainwidget.cpp:376
#30 0x00007f81554659c7 in KMMainWidget::~KMMainWidget() (this=0x1aed7f0,
__in_chrg=<optimized out>) at
/home/nico/kde6/src/kmail/src/kmmainwidget.cpp:371
#31 0x00007f8155465c49 in KMMainWidget::~KMMainWidget() (this=0x1aed7f0,
__in_chrg=<optimized out>) at
/home/nico/kde6/src/kmail/src/kmmainwidget.cpp:372
#32 0x00007f8147dd6c2d in QObjectPrivate::deleteChildren() () at
/lib64/libQt6Core.so.6
#33 0x00007f8149018cb8 in QWidget::~QWidget() () at /lib64/libQt6Widgets.so.6
#34 0x00007f8155405a79 in KMMainWin::~KMMainWin() (this=0x1afcda0,
__in_chrg=<optimized out>, __vtt_parm=<optimized out>) at
/home/nico/kde6/src/kmail/src/kmmainwin.cpp:107
#35 0x00007f8155405ac9 in KMMainWin::~KMMainWin() (this=0x1afcda0,
__in_chrg=<optimized out>, __vtt_parm=<optimized out>) at
/home/nico/kde6/src/kmail/src/kmmainwin.cpp:107
#36 0x00007f8147dcf159 in QObject::event(QEvent*) () at /lib64/libQt6Core.so.6
#37 0x00007f814a1c7fc7 in KXmlGuiWindow::event(QEvent*) (this=0x1afcda0,
ev=0xae663e0) at /home/nico/kde6/src/kxmlgui/src/kxmlguiwindow.cpp:220
#38 0x00007f8148fc09c8 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /lib64/libQt6Widgets.so.6
#39 0x00007f8147d7bfc8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /lib64/libQt6Core.so.6
#40 0x00007f8147d7f9a5 in QCoreApplicationPrivate::sendPostedEvents(QObject*,
int, QThreadData*) () at /lib64/libQt6Core.so.6
#41 0x00007f814801f4df in postEventSourceDispatch(_GSource*, int (*)(void*),
void*) () at /lib64/libQt6Core.so.6
#42 0x00007f814546f39c in g_main_context_dispatch () at /lib64/libglib-2.0.so.0
#43 0x00007f81454cd438 in g_main_context_iterate.isra () at
/lib64/libglib-2.0.so.0
#44 0x00007f814546ca23 in g_main_context_iteration () at
/lib64/libglib-2.0.so.0
#45 0x00007f814801ed7f in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /lib64/libQt6Core.so.6
#46 0x00007f8147d88ac3 in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/lib64/libQt6Core.so.6
#47 0x00007f8147d8476d in QCoreApplication::exec() () at /lib64/libQt6Core.so.6
#48 0x00000000004055c5 in main(int, char**) (argc=<optimized out>,
argv=<optimized out>) at /home/nico/kde6/src/kmail/src/main.cpp:173
[Inferior 1 (process 45548) detached]

Reported using DrKonqi

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