Application: kwin_x11 (5.9.4)

Qt Version: 5.7.1
Frameworks Version: 5.31.0
Operating System: Linux 4.10.0-19-generic x86_64
Distribution: Ubuntu 17.04

-- Information about the crash:
Duplicate bug report not found but I am sure there are around here somewhere.

-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f4329259900 (LWP 25902))]

Thread 5 (Thread 0x7f4303fff700 (LWP 28237)):
#0  0x00007f4328c92251 in __GI_ppoll (fds=0x7f42f80ed608, nfds=1, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1  0x00007f432653a251 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f432653bb4a in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f43264e888a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4326315fe3 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4321068df5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007f432631ac98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f43223156da in start_thread (arg=0x7f4303fff700) at pthread_create.c:456
#8  0x00007f4328c9e17f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 4 (Thread 0x7f42e385f700 (LWP 25942)):
#0  0x00007f432231b510 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f43256962c4 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f4325696309 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f43223156da in start_thread (arg=0x7f42e385f700) at pthread_create.c:456
#4  0x00007f4328c9e17f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 3 (Thread 0x7f42f1e7d700 (LWP 25911)):
#0  0x00007f4328c92251 in __GI_ppoll (fds=0x7f42ec000ac8, nfds=1, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1  0x00007f432653a251 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f432653bb4a in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f43264e888a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4326315fe3 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f4321068df5 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6  0x00007f432631ac98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f43223156da in start_thread (arg=0x7f42f1e7d700) at pthread_create.c:456
#8  0x00007f4328c9e17f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 2 (Thread 0x7f431209d700 (LWP 25905)):
#0  0x00007f4328c92251 in __GI_ppoll (fds=0x7f430c00d5a8, nfds=1, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1  0x00007f432653a251 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2  0x00007f432653bb4a in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3  0x00007f43264e888a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f4326315fe3 in QThread::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f43202365c5 in  () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#6  0x00007f432631ac98 in  () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f43223156da in start_thread (arg=0x7f431209d700) at pthread_create.c:456
#8  0x00007f4328c9e17f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:105

Thread 1 (Thread 0x7f4329259900 (LWP 25902)):
[KCrash Handler]
#6  0x0000000041737a3b in  ()
#7  0x00007f42f38890c4 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.381.09
#8  0x00007f42f388e398 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.381.09
#9  0x00007f42f345c618 in  () at /usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.381.09
#10 0x00007f4326d4b484 in QOpenGLTextureGlyphCache::resizeTextureData(int, int) () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#11 0x00007f4326cec156 in QTextureGlyphCache::fillInPendingGlyphs() () at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#12 0x00007f4321721dc7 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#13 0x00007f432171fc74 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#14 0x00007f43217a7b17 in QQuickTextNode::addGlyphs(QPointF const&, QGlyphRun const&, QColor const&, QQuickText::TextStyle, QColor const&, QSGNode*) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#15 0x00007f43217ac824 in  () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007f43217a8a9c in QQuickTextNode::addTextLayout(QPointF const&, QTextLayout*, QColor const&, QQuickText::TextStyle, QColor const&, QColor const&, QColor const&, QColor const&, int, int, int, int) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#17 0x00007f43217a74f7 in QQuickText::updatePaintNode(QSGNode*, QQuickItem::UpdatePaintNodeData*) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#18 0x00007f4321764810 in QQuickWindowPrivate::updateDirtyNode(QQuickItem*) () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#19 0x00007f432176502b in QQuickWindowPrivate::updateDirtyNodes() () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#20 0x00007f432176609e in QQuickWindowPrivate::syncSceneGraph() () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#21 0x00007f432184a72a in QQuickRenderControl::sync() () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#22 0x00007f4308353070 in  () at /usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kdecoration2/kwin5_aurorae.so
#23 0x00007f432651681e in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f4326522e38 in QTimer::timerEvent(QTimerEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f4326517313 in QObject::event(QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#26 0x00007f43271c935c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#27 0x00007f43271d0b11 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#28 0x00007f43264ea8a0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f432653deae in QTimerInfoList::activateTimers() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007f432653bdba in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x00007f43111629fd in  () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#32 0x00007f43264e888a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#33 0x00007f43264f0ffc in QCoreApplication::exec() () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#34 0x00007f4328f67112 in kdemain () at /usr/lib/x86_64-linux-gnu/libkdeinit5_kwin_x11.so
#35 0x00007f4328bb63f1 in __libc_start_main (main=0x5591f338a7e0, argc=3, argv=0x7ffc4616e0d8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffc4616e0c8) at ../csu/libc-start.c:291
#36 0x00005591f338a81a in _start ()

Reported using DrKonqi