Bug 460712

Summary: Segmentation fault when I advnced to next uread message
Product: [Applications] kmail2 Reporter: David C. Bryant <davidbryant>
Component: generalAssignee: kdepim bugs <kdepim-bugs>
Status: REPORTED ---    
Severity: crash CC: asturm
Priority: NOR Keywords: drkonqi
Version First Reported In: unspecified   
Target Milestone: ---   
Platform: Compiled Sources   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: New crash information added by DrKonqi

Description David C. Bryant 2022-10-19 13:38:38 UTC 
Application: kmail (5.20.3 (22.04.3))
 (Compiled from sources)
Qt Version: 5.15.5
Frameworks Version: 5.96.0
Operating System: Linux 5.15.74-gentoo-x86_64 x86_64
Windowing System: X11
Distribution: "Gentoo Linux"
DrKonqi: 5.25.5 [KCrashBackend]

-- Information about the crash:
I wasn't doing anything unusual. Clicked "Next" button, and it just died.

The reporter is unsure if this crash is reproducible.

-- Backtrace:
Application: KMail (kmail), signal: Segmentation fault

[KCrash Handler]
#4  0x00007f11d30a7410 in QWidget::style() const () at /usr/lib64/libQt5Widgets.so.5
#5  0x00007f11d3084114 in QApplication::event(QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#6  0x00007f11d307e70f in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#7  0x00007f11d26c2338 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#8  0x00007f11d271180b in QTimerInfoList::activateTimers() () at /usr/lib64/libQt5Core.so.5
#9  0x00007f11d27120b4 in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007f11cc4c2cfb in g_main_context_dispatch () at /usr/lib64/libglib-2.0.so.0
#11 0x00007f11cc4c2fa8 in  () at /usr/lib64/libglib-2.0.so.0
#12 0x00007f11cc4c305f in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#13 0x00007f11d27124a6 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#14 0x00007f11d26c0dc3 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#15 0x00007f11d26c90b0 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#16 0x000055fa96bf6aa5 in  ()
#17 0x00007f11d205134a in  () at /lib64/libc.so.6
#18 0x00007f11d20513fc in __libc_start_main () at /lib64/libc.so.6
#19 0x000055fa96bf7021 in  ()
[Inferior 1 (process 4129) detached]

Reported using DrKonqi
Comment 1 Andreas Sturmlechner 2022-10-28 17:33:33 UTC 
Created attachment 153266 [details]
New crash information added by DrKonqi

kmail (5.21.2 (22.08.2)) using Qt 5.15.6

Quite certain this is the same bug. In my case it happened when entering a search term and kmail crashed instantly after listing the results.

-- Backtrace (Reduced):
#6  QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> >::operator->() const (this=0x8) at /var/tmp/portage/dev-qt/qtwidgets-5.15.6/work/qtbase-everywhere-src-5.15.6/include/QtCore/../../src/corelib/tools/qscopedpointer.h:116
[...]
#9  QWidget::style() const (this=0x0) at /var/tmp/portage/dev-qt/qtwidgets-5.15.6/work/qtbase-everywhere-src-5.15.6/src/widgets/kernel/qwidget.cpp:2573
#10 0x00007f2f35569764 in QApplication::event(QEvent*) (this=0x7ffeb29b0540, e=0x7ffeb29afdd0) at /var/tmp/portage/dev-qt/qtwidgets-5.15.6/work/qtbase-everywhere-src-5.15.6/src/widgets/kernel/qapplication.cpp:1903
#11 0x00007f2f35563a2f in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=<optimized out>, receiver=0x7ffeb29b0540, e=0x7ffeb29afdd0) at /var/tmp/portage/dev-qt/qtwidgets-5.15.6/work/qtbase-everywhere-src-5.15.6/src/widgets/kernel/qapplication.cpp:3637
#12 0x00007f2f34a83ce8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x7ffeb29b0540, event=0x7ffeb29afdd0) at /var/tmp/portage/dev-qt/qtcore-5.15.6/work/qtbase-everywhere-src-5.15.6/src/corelib/kernel/qcoreapplication.cpp:1064