Application: kontact (5.16.3 (20.12.3))

Qt Version: 5.15.2
Frameworks Version: 5.80.0
Operating System: Linux 5.10.1-gentoo-r1 x86_64
Windowing system: X11
Distribution: Gentoo/Linux

-- Information about the crash:
- What I was doing when the application crashed:

Nothing in particular, just closing the application. It is sometimes reproducible (estimate: 1 out of 20).

The crash can be reproduced sometimes.

-- Backtrace:
Application: Kontact (kontact), signal: Segmentation fault
Content of s_kcrashErrorMessage: [Current thread is 1 (Thread 0x7fe6f6a57ec0 (LWP 1853))]
[KCrash Handler]
#6  0x00007fe65110e321 in KMReaderMainWin::~KMReaderMainWin() (this=this@entry=0x7fe67c02a490, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /var/tmp/portage/kde-apps/kmail-20.12.3/work/kmail-20.12.3/src/kmreadermainwin.cpp:115
#7  0x00007fe65110e409 in KMReaderMainWin::~KMReaderMainWin() (this=0x7fe67c02a490, __in_chrg=<optimized out>, __vtt_parm=<optimized out>) at /var/tmp/portage/kde-apps/kmail-20.12.3/work/kmail-20.12.3/src/kmreadermainwin.cpp:117
#8  0x00007fe709aa4d8f in QObject::event(QEvent*) (this=this@entry=0x7fe67c02a490, e=e@entry=0x7fe67c06c370) at /var/tmp/portage/dev-qt/qtcore-5.15.2-r2/work/qtbase-everywhere-src-5.15.2/src/corelib/kernel/qobject.cpp:1301
#9  0x00007fe70a4b57c3 in QWidget::event(QEvent*) (this=this@entry=0x7fe67c02a490, event=event@entry=0x7fe67c06c370) at /var/tmp/portage/dev-qt/qtwidgets-5.15.2/work/qtbase-everywhere-src-5.15.2/src/widgets/kernel/qwidget.cpp:9080
#10 0x00007fe70a5c9734 in QMainWindow::event(QEvent*) (this=this@entry=0x7fe67c02a490, event=event@entry=0x7fe67c06c370) at /var/tmp/portage/dev-qt/qtwidgets-5.15.2/work/qtbase-everywhere-src-5.15.2/src/widgets/widgets/qmainwindow.cpp:1341
#11 0x00007fe70accfedb in KMainWindow::event(QEvent*) (this=this@entry=0x7fe67c02a490, ev=ev@entry=0x7fe67c06c370) at /var/tmp/portage/kde-frameworks/kxmlgui-5.80.0/work/kxmlgui-5.80.0/src/kmainwindow.cpp:913
#12 0x00007fe70ad19fb7 in KXmlGuiWindow::event(QEvent*) (this=0x7fe67c02a490, ev=0x7fe67c06c370) at /var/tmp/portage/kde-frameworks/kxmlgui-5.80.0/work/kxmlgui-5.80.0/src/kxmlguiwindow.cpp:109
#13 0x00007fe70a473d3f in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=this@entry=0x55f6cdd183f0, receiver=receiver@entry=0x7fe67c02a490, e=e@entry=0x7fe67c06c370) at /var/tmp/portage/dev-qt/qtwidgets-5.15.2/work/qtbase-everywhere-src-5.15.2/src/widgets/kernel/qapplication.cpp:3632
#14 0x00007fe70a47c950 in QApplication::notify(QObject*, QEvent*) (this=0x7ffeaf399a20, receiver=0x7fe67c02a490, e=0x7fe67c06c370) at /var/tmp/portage/dev-qt/qtwidgets-5.15.2/work/qtbase-everywhere-src-5.15.2/src/widgets/kernel/qapplication.cpp:3156
#15 0x00007fe709a79817 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x7fe67c02a490, event=0x7fe67c06c370) at /var/tmp/portage/dev-qt/qtcore-5.15.2-r2/work/qtbase-everywhere-src-5.15.2/src/corelib/kernel/qcoreapplication.cpp:1063
#16 0x00007fe709a7c340 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) (receiver=0x0, event_type=0, data=0x55f6cdd08f90) at /var/tmp/portage/dev-qt/qtcore-5.15.2-r2/work/qtbase-everywhere-src-5.15.2/src/corelib/kernel/qcoreapplication.cpp:1817
#17 0x00007fe709acee73 in postEventSourceDispatch(GSource*, GSourceFunc, gpointer) (s=0x55f6cdd92b50) at /var/tmp/portage/dev-qt/qtcore-5.15.2-r2/work/qtbase-everywhere-src-5.15.2/src/corelib/kernel/qeventdispatcher_glib.cpp:277
#18 0x00007fe7003e1c7c in g_main_dispatch (context=0x7fe6f0005000) at ../glib-2.66.7/glib/gmain.c:3325
#19 g_main_context_dispatch (context=context@entry=0x7fe6f0005000) at ../glib-2.66.7/glib/gmain.c:4043
#20 0x00007fe7003e1ef8 in g_main_context_iterate (context=context@entry=0x7fe6f0005000, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib-2.66.7/glib/gmain.c:4119
#21 0x00007fe7003e1f8f in g_main_context_iteration (context=0x7fe6f0005000, may_block=may_block@entry=1) at ../glib-2.66.7/glib/gmain.c:4184
#22 0x00007fe709acec20 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x55f6cdd8e230, flags=...) at /var/tmp/portage/dev-qt/qtcore-5.15.2-r2/work/qtbase-everywhere-src-5.15.2/src/corelib/kernel/qeventdispatcher_glib.cpp:423
#23 0x00007fe709a78663 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffeaf399900, flags=..., flags@entry=...) at /var/tmp/portage/dev-qt/qtcore-5.15.2-r2/work/qtbase-everywhere-src-5.15.2/include/QtCore/../../src/corelib/global/qflags.h:69
#24 0x00007fe709a805a0 in QCoreApplication::exec() () at /var/tmp/portage/dev-qt/qtcore-5.15.2-r2/work/qtbase-everywhere-src-5.15.2/include/QtCore/../../src/corelib/global/qflags.h:121
#25 0x000055f6cd407027 in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at /var/tmp/portage/kde-apps/kontact-20.12.3/work/kontact-20.12.3/src/main.cpp:217
[Inferior 1 (process 1853) detached]

The reporter indicates this bug may be a duplicate of or related to bug 436256, bug 432709.

Possible duplicates by query: bug 437110, bug 436863, bug 436655, bug 436256, bug 435992.

Reported using DrKonqi