https://bugs.kde.org/show_bug.cgi?id=423209
Bug ID: 423209
Summary: Kwin crash on ALT+tab
Product: kwin
Version: unspecified
Platform: openSUSE RPMs
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: jodr...@live.com
Target Milestone: ---
Application: kwin_x11 (5.19.80)
Qt Version: 5.15.0
Frameworks Version: 5.72.0
Operating System: Linux 5.7.2-zen1-1-default x86_64
Windowing system: X11
Distribution: "openSUSE Tumbleweed"
-- Information about the crash:
- What I was doing when the application crashed:
I was playing a game (Indivisible) in fullscreen, alt+tab a couple of times.
Also i set the taskswitcher to "Large Icons"
-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
[KCrash Handler]
#4 0x00007f9d5a240cd7 in QScopedPointer<QObjectData,
QScopedPointerDeleter<QObjectData> >::operator->() const (this=<optimized out>)
at kernel/qopenglcontext.cpp:1157
#5 0x00007f9d5a240cd7 in qGetPtrHelper<QScopedPointer<QObjectData,
QScopedPointerDeleter<QObjectData> > const>(QScopedPointer<QObjectData,
QScopedPointerDeleter<QObjectData> > const&) (ptr=...) at
../../include/QtCore/../../src/corelib/global/qglobal.h:1133
#6 0x00007f9d5a240cd7 in QOpenGLContext::d_func() const (this=<optimized out>)
at ../../include/QtGui/../../src/gui/kernel/qopenglcontext.h:152
#7 0x00007f9d5a240cd7 in QOpenGLContext::format() const (this=0x0) at
kernel/qopenglcontext.cpp:1158
#8 0x00007f9d58927426 in
QSGBatchRenderer::Renderer::Renderer(QSGDefaultRenderContext*)
(this=0x5556127b71f0, ctx=0x55561234fca0) at
/usr/src/debug/libqt5-qtdeclarative-5.15.0-ku.1.1.x86_64/include/QtQuick/5.15.0/QtQuick/private/../../../../../src/quick/scenegraph/qsgdefaultrendercontext_p.h:88
#9 0x00007f9d58982af2 in QSGDefaultRenderContext::createRenderer()
(this=0x55561234fca0) at
/usr/src/debug/libqt5-qtdeclarative-5.15.0-ku.1.1.x86_64/src/quick/scenegraph/qsgdefaultrendercontext.cpp:331
#10 0x00007f9d589ef360 in QQuickWindowPrivate::syncSceneGraph()
(this=this@entry=0x5556121d7f10) at
/usr/src/debug/libqt5-qtdeclarative-5.15.0-ku.1.1.x86_64/src/quick/items/qquickwindow.cpp:444
#11 0x00007f9d5896e858 in QSGGuiThreadRenderLoop::renderWindow(QQuickWindow*)
(this=0x55561231b260, window=<optimized out>) at
/usr/src/debug/libqt5-qtdeclarative-5.15.0-ku.1.1.x86_64/src/quick/scenegraph/qsgrenderloop.cpp:751
#12 0x00007f9d589702a7 in
QSGGuiThreadRenderLoop::exposureChanged(QQuickWindow*) (this=0x55561231b260,
window=<optimized out>) at
/usr/src/debug/libqt5-qtdeclarative-5.15.0-ku.1.1.x86_64/src/quick/scenegraph/qsgrenderloop.cpp:852
#13 0x00007f9d5a20b055 in QWindow::event(QEvent*)
(this=this@entry=0x5556122b4ac0, ev=ev@entry=0x7ffef64d2eb0) at
kernel/qwindow.cpp:2433
#14 0x00007f9d589fc31b in QQuickWindow::event(QEvent*) (this=0x5556122b4ac0,
e=0x7ffef64d2eb0) at
/usr/src/debug/libqt5-qtdeclarative-5.15.0-ku.1.1.x86_64/src/quick/items/qquickwindow.cpp:1782
#15 0x00007f9d5a9150cf in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=<optimized out>, receiver=0x5556122b4ac0, e=0x7ffef64d2eb0) at
kernel/qapplication.cpp:3671
#16 0x00007f9d59db7b0a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x5556122b4ac0, event=0x7ffef64d2eb0) at
../../include/QtCore/5.15.0/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#17 0x00007f9d5a20023d in
QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*)
(e=0x555612ac39e0) at kernel/qguiapplication.cpp:3193
#18 0x00007f9d5a1d509b in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(flags=...) at kernel/qwindowsysteminterface.cpp:1175
#19 0x00007f9d53e4d303 in
QXcbUnixEventDispatcher::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x555611da8b80, flags=...) at qxcbeventdispatcher.cpp:63
#20 0x00007f9d59db64cb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7ffef64d2fe0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#21 0x00007f9d59dbe730 in QCoreApplication::exec() () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#22 0x0000555611c86f83 in main(int, char**) (argc=<optimized out>,
argv=0x7ffef64d3268) at
/usr/src/debug/kwin5-5.19.80git.20200618T123016~1d34d2922-ku.26.1.x86_64/main_x11.cpp:479
[Inferior 1 (process 1486) detached]
Possible duplicates by query: bug 421405, bug 418844, bug 418595, bug 413349,
bug 411378.
Reported using DrKonqi
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