https://bugs.kde.org/show_bug.cgi?id=458234
Bug ID: 458234 Summary: Kwin crashes while using task switcher Product: kwin Version: 5.25.4 Platform: Fedora RPMs OS: Linux Status: REPORTED Severity: crash Priority: NOR Component: general Assignee: kwin-bugs-n...@kde.org Reporter: emaster...@gmail.com Target Milestone: --- SUMMARY If I have at least three windows and I use task switcher by the shortcut Alt+Tab then Kwin crashes. It crashes several times if I continue to use that shortcut. STEPS TO REPRODUCE 1. open at least three windows 2. use task switcher (i.e. Alt+Tab) SOFTWARE/OS VERSIONS Operating System: Fedora Linux 35 KDE Plasma Version: 5.25.4 KDE Frameworks Version: 5.96.0 Qt Version: 5.15.2 Kernel Version: 5.18.18-100.fc35.x86_64 (64-bit) Graphics Platform: X11 Processors: 8 × Intel® Core™ i7-1065G7 CPU @ 1.30GHz Memory: 7.4 GiB of RAM Graphics Processor: Mesa Intel® Iris® Plus Graphics Manufacturer: Dell Inc. Product Name: Inspiron 15 5501 ADDITIONAL INFORMATION: Application: KWin (kwin_x11), signal: Aborted [KCrash Handler] #4 0x00007fb40d18556c in __pthread_kill_implementation () at /lib64/libc.so.6 #5 0x00007fb40d138d16 in raise () at /lib64/libc.so.6 #6 0x00007fb40d10c7f3 in abort () at /lib64/libc.so.6 #7 0x00007fb3f88fd712 in blorp_update_clear_color.part[cold] () at /usr/lib64/dri/iris_dri.so #8 0x00007fb3f954dce9 in iris_fence_flush () at /usr/lib64/dri/iris_dri.so #9 0x00007fb3f8ae2479 in fence_sync () at /usr/lib64/dri/iris_dri.so #10 0x00007fb40f54f833 in KWin::WindowThumbnailItem::updateOffscreenTexture() () at /lib64/libkwin.so.5 #11 0x00007fb40e58d7d9 in void doActivate<false>(QObject*, int, void**) () at /lib64/libQt5Core.so.5 #12 0x00007fb40f52f784 in KWin::Scene::prePaint(KWin::Output*) () at /lib64/libkwin.so.5 #13 0x00007fb40f482c63 in KWin::Compositor::prePaintPass(KWin::RenderLayer*) () at /lib64/libkwin.so.5 #14 0x00007fb40f484fa5 in KWin::Compositor::composite(KWin::RenderLoop*) () at /lib64/libkwin.so.5 #15 0x00007fb40f485a45 in KWin::X11Compositor::composite(KWin::RenderLoop*) () at /lib64/libkwin.so.5 #16 0x00007fb40e58d7d9 in void doActivate<false>(QObject*, int, void**) () at /lib64/libQt5Core.so.5 #17 0x00007fb40f449f46 in KWin::RenderLoop::frameRequested(KWin::RenderLoop*) () at /lib64/libkwin.so.5 #18 0x00007fb40f51cae7 in KWin::RenderLoopPrivate::dispatch() () at /lib64/libkwin.so.5 #19 0x00007fb40e58d7d9 in void doActivate<false>(QObject*, int, void**) () at /lib64/libQt5Core.so.5 #20 0x00007fb40e590a7e in QTimer::timeout(QTimer::QPrivateSignal) () at /lib64/libQt5Core.so.5 #21 0x00007fb40e5842cf in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5 #22 0x00007fb40d8e0443 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5 #23 0x00007fb40e559be8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5 #24 0x00007fb40e5aa283 in QTimerInfoList::activateTimers() () at /lib64/libQt5Core.so.5 #25 0x00007fb40e5a8850 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #26 0x00007fb3fafe94e2 in QXcbUnixEventDispatcher::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5XcbQpa.so.5 #27 0x00007fb40e5585f2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5 #28 0x00007fb40e560b34 in QCoreApplication::exec() () at /lib64/libQt5Core.so.5 #29 0x0000561872c98398 in main () [Inferior 1 (process 11852) detached] -- You are receiving this mail because: You are watching all bug changes.