Bug 469828

Application: kwin_x11 (5.27.4)

Qt Version: 5.15.8
Frameworks Version: 5.104.0
Operating System: Linux 6.2.0-20-generic x86_64
Windowing System: X11
Distribution: Ubuntu 23.04
DrKonqi: 5.27.4 [KCrashBackend]

-- Information about the crash:
I set for Message window to force placed at screen 0, and plasmashell crashs

The crash can be reproduced every time.

-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault

[KCrash Handler]
#4  0x00007f64478eb1b5 in KWin::Window::finishCompositing(KWin::ReleaseReason) () at /lib/x86_64-linux-gnu/libkwin.so.5
#5  0x00007f64477bf7c5 in KWin::Compositor::stop() () at /lib/x86_64-linux-gnu/libkwin.so.5
#6  0x00007f64477b83e7 in KWin::Compositor::reinitialize() () at /lib/x86_64-linux-gnu/libkwin.so.5
#7  0x00007f6445ef39af in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f644790a812 in KWin::Workspace::slotReconfigure() () at /lib/x86_64-linux-gnu/libkwin.so.5
#9  0x00007f6445ef39af in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f6445ef798e in QTimer::timeout(QTimer::QPrivateSignal) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f6445ee7bf5 in QObject::event(QEvent*) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f644536bf92 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007f6445ebae38 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f6445f14201 in QTimerInfoList::activateTimers() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f6445f14b34 in  () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007f64437d349d in g_main_context_dispatch () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#17 0x00007f644382e178 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007f64437d21b0 in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007f6445f14e7a in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#20 0x00007f6445eb97cb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#21 0x00007f6445ec1c1a in QCoreApplication::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5
#22 0x000055fc4ce4fb65 in  ()
#23 0x00007f6444a23a90 in __libc_start_call_main (main=main@entry=0x55fc4ce4f500, argc=argc@entry=3, argv=argv@entry=0x7ffdfcbc44b8) at ../sysdeps/nptl/libc_start_call_main.h:58
#24 0x00007f6444a23b49 in __libc_start_main_impl (main=0x55fc4ce4f500, argc=3, argv=0x7ffdfcbc44b8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffdfcbc44a8) at ../csu/libc-start.c:360
#25 0x000055fc4ce50fd5 in  ()
[Inferior 1 (process 942554) detached]

Reported using DrKonqi