Application: kwin_x11 (5.7.5)

Qt Version: 5.6.1
Frameworks Version: 5.26.0
Operating System: Linux 4.8.0-rc7-Cartoon x86_64
Distribution: "Fedora release 24 (Twenty Four)"

-- Information about the crash:
- Custom settings of the application:

Compozitor: OpenGL 3.1, Full screen repaints

Desktop Effects: Zoom, Background contrast, Blur, Fade, Glide, Login, Logout, Maximize, [Morphing popups], Scale In, Sheet, [Sliding popups], Translucency, Minimize Animation, Dialog Parent, Desktop Cube Animation, Desktop Grid, Present Windows

Activities: 4

Virtual Desktops: 4

Desktop Theme: Maia Transparent

Window Decorations: Yosemite Transparent

KWin Scripts: Enforces Window Decorations on GTK+ window, Remember Last Desktop Per Activity

The crash can be reproduced sometimes.

-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f91ba0de940 (LWP 1262))]

Thread 6 (Thread 0x7f91ab5ef700 (LWP 1544)):
#0  0x00007f91c91b91c3 in select () at /lib64/libc.so.6
#1  0x00007f91c9fb96df in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () at /lib64/libQt5Core.so.5
#2  0x00007f91c9fbadd4 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) () at /lib64/libQt5Core.so.5
#3  0x00007f91c9fbb30a in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f91c9f6c5ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f91c9dcb343 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007f91d0f2f8f5 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#7  0x00007f91c9dcf99a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007f91cc0495ca in start_thread () at /lib64/libpthread.so.0
#9  0x00007f91c91c2f6d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f919d278700 (LWP 1312)):
#0  0x00007f91cc04ebd0 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f91d1cdabc4 in QTWTF::TCMalloc_PageHeap::scavengerThread() () at /lib64/libQt5Script.so.5
#2  0x00007f91d1cdac09 in  () at /lib64/libQt5Script.so.5
#3  0x00007f91cc0495ca in start_thread () at /lib64/libpthread.so.0
#4  0x00007f91c91c2f6d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f91aa497700 (LWP 1299)):
#0  0x00007f91c91b91c3 in select () at /lib64/libc.so.6
#1  0x00007f91c9fb96df in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () at /lib64/libQt5Core.so.5
#2  0x00007f91c9fbadd4 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) () at /lib64/libQt5Core.so.5
#3  0x00007f91c9fbb30a in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f91c9f6c5ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f91c9dcb343 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007f91d0f2f8f5 in QQmlThreadPrivate::run() () at /lib64/libQt5Qml.so.5
#7  0x00007f91c9dcf99a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007f91cc0495ca in start_thread () at /lib64/libpthread.so.0
#9  0x00007f91c91c2f6d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f91b0d16700 (LWP 1279)):
#0  0x00007f91c91b91c3 in select () at /lib64/libc.so.6
#1  0x00007f91c9fb96df in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () at /lib64/libQt5Core.so.5
#2  0x00007f91c9fbadd4 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) () at /lib64/libQt5Core.so.5
#3  0x00007f91c9fbb30a in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#4  0x00007f91c9f6c5ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#5  0x00007f91c9dcb343 in QThread::exec() () at /lib64/libQt5Core.so.5
#6  0x00007f91cbb46559 in QDBusConnectionManager::run() () at /lib64/libQt5DBus.so.5
#7  0x00007f91c9dcf99a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#8  0x00007f91cc0495ca in start_thread () at /lib64/libpthread.so.0
#9  0x00007f91c91c2f6d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f91b23d8700 (LWP 1278)):
#0  0x00007f91c91b73ed in poll () at /lib64/libc.so.6
#1  0x00007f91cb918f80 in _xcb_conn_wait () at /lib64/libxcb.so.1
#2  0x00007f91cb91ab79 in xcb_wait_for_event () at /lib64/libxcb.so.1
#3  0x00007f91b30aeda9 in QXcbEventReader::run() () at /lib64/libQt5XcbQpa.so.5
#4  0x00007f91c9dcf99a in QThreadPrivate::start(void*) () at /lib64/libQt5Core.so.5
#5  0x00007f91cc0495ca in start_thread () at /lib64/libpthread.so.0
#6  0x00007f91c91c2f6d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f91ba0de940 (LWP 1262)):
[KCrash Handler]
#6  0x0000000041f5f5fb in  ()
#7  0x00007f919f42dbb4 in  () at /lib64/libnvidia-glcore.so.370.28
#8  0x00007f919f432dc8 in  () at /lib64/libnvidia-glcore.so.370.28
#9  0x00007f919f0141c8 in  () at /lib64/libnvidia-glcore.so.370.28
#10 0x00007f91ca5613d6 in QOpenGLTextureGlyphCache::resizeTextureData(int, int) () at /lib64/libQt5Gui.so.5
#11 0x00007f91ca4df7c2 in QTextureGlyphCache::fillInPendingGlyphs() () at /lib64/libQt5Gui.so.5
#12 0x00007f91d13e5ba8 in QSGTextMaskMaterial::populate(QPointF const&, QVector<unsigned int> const&, QVector<QPointF> const&, QSGGeometry*, QRectF*, QPointF*, QMargins const&) () at /lib64/libQt5Quick.so.5
#13 0x00007f91d13e3ac4 in QSGDefaultGlyphNode::update() () at /lib64/libQt5Quick.so.5
#14 0x00007f91d14673f7 in QQuickTextNode::addGlyphs(QPointF const&, QGlyphRun const&, QColor const&, QQuickText::TextStyle, QColor const&, QSGNode*) () at /lib64/libQt5Quick.so.5
#15 0x00007f91d146c054 in QQuickTextNodeEngine::addToSceneGraph(QQuickTextNode*, QQuickText::TextStyle, QColor const&) () at /lib64/libQt5Quick.so.5
#16 0x00007f91d146831c in QQuickTextNode::addTextLayout(QPointF const&, QTextLayout*, QColor const&, QQuickText::TextStyle, QColor const&, QColor const&, QColor const&, QColor const&, int, int, int, int) () at /lib64/libQt5Quick.so.5
#17 0x00007f91d1466dda in QQuickText::updatePaintNode(QSGNode*, QQuickItem::UpdatePaintNodeData*) () at /lib64/libQt5Quick.so.5
#18 0x00007f91d14262a0 in QQuickWindowPrivate::updateDirtyNode(QQuickItem*) () at /lib64/libQt5Quick.so.5
#19 0x00007f91d1426abb in QQuickWindowPrivate::updateDirtyNodes() () at /lib64/libQt5Quick.so.5
#20 0x00007f91d1427afe in QQuickWindowPrivate::syncSceneGraph() () at /lib64/libQt5Quick.so.5
#21 0x00007f91d150bc8a in QQuickRenderControl::sync() () at /lib64/libQt5Quick.so.5
#22 0x00007f91aa6d1b80 in QtPrivate::QFunctorSlotObject<Aurorae::Decoration::init()::{lambda()#5}, 0, QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) () at /usr/lib64/qt5/plugins/org.kde.kdecoration2/kwin5_aurorae.so
#23 0x00007f91c9f95ebc in QMetaObject::activate(QObject*, int, int, void**) () at /lib64/libQt5Core.so.5
#24 0x00007f91c9fa1f88 in QTimer::timerEvent(QTimerEvent*) () at /lib64/libQt5Core.so.5
#25 0x00007f91c9f96b8b in QObject::event(QEvent*) () at /lib64/libQt5Core.so.5
#26 0x00007f91ca800c0c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#27 0x00007f91ca8060ef in QApplication::notify(QObject*, QEvent*) () at /lib64/libQt5Widgets.so.5
#28 0x00007f91c9f6d7aa in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /lib64/libQt5Core.so.5
#29 0x00007f91c9fbc7ab in QTimerInfoList::activateTimers() () at /lib64/libQt5Core.so.5
#30 0x00007f91c9fbb2dc in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#31 0x00007f91b31237dd in QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5XcbQpa.so.5
#32 0x00007f91c9f6c5ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib64/libQt5Core.so.5
#33 0x00007f91c9f7417c in QCoreApplication::exec() () at /lib64/libQt5Core.so.5
#34 0x00007f91d29d70e6 in kdemain () at /lib64/libkdeinit5_kwin_x11.so
#35 0x00007f91c90e0731 in __libc_start_main () at /lib64/libc.so.6
#36 0x00005641c5550d09 in _start ()

Reported using DrKonqi