Bug 507753

Application: kwin_wayland (6.4.3)

ApplicationNotResponding [ANR]: false
Qt Version: 6.9.1
Frameworks Version: 6.16.0
Operating System: Linux 6.15.8-200.fc42.x86_64 x86_64
Windowing System: Wayland
Distribution: "Fedora Linux 42 (KDE Plasma Desktop Edition)"
DrKonqi: 6.4.3 [CoredumpBackend]

-- Information about the crash:
Per https://bugzilla.redhat.com/show_bug.cgi?id=2385973#c13, this reproduces https://bugs.kde.org/show_bug.cgi?id=507748#c0 with a potentially different trace.

The crash can be reproduced sometimes.

-- Backtrace (Reduced):
#4  0x00005614c0e22846 in KWin::QPA::Window::swapchain (this=0x5614f2023240, context=..., formats=...) at /usr/src/debug/kwin-6.4.3-1.fc42.x86_64/src/plugins/qpa/window.cpp:60
#5  0x00005614c0e17e04 in KWin::QPA::EGLPlatformContext::makeCurrent (this=0x5614f21890b0, surface=0x5614f2023240) at /usr/src/debug/kwin-6.4.3-1.fc42.x86_64/src/plugins/qpa/eglplatformcontext.cpp:82
#6  0x00007fda0d4fa9a2 in QOpenGLContext::makeCurrent (this=0x5614f1dc3290, surface=surface@entry=0x5614f23fa840) at /usr/src/debug/qt6-qtbase-6.9.1-1.fc42.x86_64/src/gui/kernel/qopenglcontext.cpp:680
#7  0x00007fda0d516ab5 in QRhiGles2::ensureContext (this=0x5614f20cf330, surface=0x5614f23fa840) at /usr/src/debug/qt6-qtbase-6.9.1-1.fc42.x86_64/src/gui/rhi/qrhigles2.cpp:670
#8  0x00007fda0d524c75 in QRhiGles2::create (this=<optimized out>, flags=...) at /usr/src/debug/qt6-qtbase-6.9.1-1.fc42.x86_64/src/gui/rhi/qrhigles2.cpp:761
#9  0x00007fda0d3753ed in QRhi::create (impl=impl@entry=QRhi::OpenGLES2, params=params@entry=0x7ffe4612c400, flags=flags@entry=..., importDevice=0x0) at /usr/src/debug/qt6-qtbase-6.9.1-1.fc42.x86_64/src/gui/rhi/qrhi.cpp:8900
#10 0x00007fda0ee4c960 in QSGRhiSupport::createRhi (this=this@entry=0x7fda0f3e1730 <QSGRhiSupport::instance_internal()::inst>, window=window@entry=0x5614f23fa830, offscreenSurface=0x5614f200ab40, forcePreferSwRenderer=<optimized out>) at /usr/src/debug/qt6-qtdeclarative-6.9.1-3.fc42.x86_64/src/quick/scenegraph/qsgrhisupport.cpp:1172
#11 0x00007fda0ee220dd in QSGGuiThreadRenderLoop::ensureRhi (this=this@entry=0x5614f1ff2630, window=window@entry=0x5614f23fa830, data=...) at /usr/src/debug/qt6-qtdeclarative-6.9.1-3.fc42.x86_64/src/quick/scenegraph/qsgrenderloop.cpp:469
#12 0x00007fda0ee22adb in QSGGuiThreadRenderLoop::renderWindow (this=0x5614f1ff2630, window=0x5614f23fa830) at /usr/src/debug/qt6-qtdeclarative-6.9.1-3.fc42.x86_64/src/quick/scenegraph/qsgrenderloop.cpp:580
#13 0x00007fda0d158265 in QWindow::event (this=<optimized out>, ev=<optimized out>) at /usr/src/debug/qt6-qtbase-6.9.1-1.fc42.x86_64/src/gui/kernel/qwindow.cpp:2742
#14 0x00007fda0dc3d97f in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x5614f23fa830, e=0x7ffe4612c7d0) at /usr/src/debug/qt6-qtbase-6.9.1-1.fc42.x86_64/src/widgets/kernel/qapplication.cpp:3303
#15 0x00007fda0c8f9f38 in QCoreApplication::notifyInternal2 (receiver=0x5614f23fa830, event=0x7ffe4612c7d0) at /usr/src/debug/qt6-qtbase-6.9.1-1.fc42.x86_64/src/corelib/kernel/qcoreapplication.cpp:1106
#16 0x00007fda0c8fa1ad in QCoreApplication::sendSpontaneousEvent (receiver=<optimized out>, event=<optimized out>) at /usr/src/debug/qt6-qtbase-6.9.1-1.fc42.x86_64/src/corelib/kernel/qcoreapplication.cpp:1560
#17 0x00007fda0d0f3cea in QGuiApplicationPrivate::processExposeEvent (e=0x7ffe4612c870) at /usr/src/debug/qt6-qtbase-6.9.1-1.fc42.x86_64/src/gui/kernel/qguiapplication.cpp:3480
#18 0x00007fda0d16463d in QWindowSystemEventHandler::sendEvent (this=<optimized out>, e=0x7ffe4612c870) at /usr/src/debug/qt6-qtbase-6.9.1-1.fc42.x86_64/src/gui/kernel/qwindowsysteminterface.cpp:190
#19 QWindowSystemHelper<QWindowSystemInterface::SynchronousDelivery>::handleEvent<QWindowSystemInterfacePrivate::ExposeEvent, QWindow*, QRegion> () at /usr/src/debug/qt6-qtbase-6.9.1-1.fc42.x86_64/src/gui/kernel/qwindowsysteminterface.cpp:102


Reported using DrKonqi