Bug 389207

Application: kwin_x11 (5.11.5)

Qt Version: 5.10.0
Frameworks Version: 5.42.0
Operating System: Linux 4.14.13-1-ARCH x86_64
Distribution (Platform): Archlinux Packages

-- Information about the crash:
- What I was doing when the application crashed:

Resizing a Terminator window. Attempting to adjust the size both vertically and horizontally using the diagonally shaped cursor.

The crash can be reproduced sometimes.

-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/usr/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fd11a21a840 (LWP 1884))]

Thread 5 (Thread 0x7fd0d6d7d700 (LWP 1901)):
#0  0x00007fd112aba39d in pthread_cond_wait@@GLIBC_2.3.2 () at /usr/lib/libpthread.so.0
#1  0x00007fd116084f77 in  () at /usr/lib/libQt5Script.so.5
#2  0x00007fd116084fb9 in  () at /usr/lib/libQt5Script.so.5
#3  0x00007fd112ab408c in start_thread () at /usr/lib/libpthread.so.0
#4  0x00007fd119ba3e1f in clone () at /usr/lib/libc.so.6

Thread 4 (Thread 0x7fd0f0fd4700 (LWP 1898)):
#0  0x00007fd119b99a16 in ppoll () at /usr/lib/libc.so.6
#1  0x00007fd1171746f3 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib/libQt5Core.so.5
#2  0x00007fd117175e8f in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#3  0x00007fd11711ad0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fd116f2a78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5  0x00007fd111586a19 in  () at /usr/lib/libQt5Qml.so.5
#6  0x00007fd116f2fb2d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007fd112ab408c in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007fd119ba3e1f in clone () at /usr/lib/libc.so.6

Thread 3 (Thread 0x7fd0f3fff700 (LWP 1896)):
#0  0x00007fd119b99a16 in ppoll () at /usr/lib/libc.so.6
#1  0x00007fd1171746f3 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib/libQt5Core.so.5
#2  0x00007fd117175e8f in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#3  0x00007fd11711ad0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fd116f2a78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5  0x00007fd111586a19 in  () at /usr/lib/libQt5Qml.so.5
#6  0x00007fd116f2fb2d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007fd112ab408c in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007fd119ba3e1f in clone () at /usr/lib/libc.so.6

Thread 2 (Thread 0x7fd0fa54a700 (LWP 1887)):
#0  0x00007fd119b99a16 in ppoll () at /usr/lib/libc.so.6
#1  0x00007fd1171746f3 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib/libQt5Core.so.5
#2  0x00007fd117175e8f in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#3  0x00007fd11711ad0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#4  0x00007fd116f2a78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5  0x00007fd1106fa416 in  () at /usr/lib/libQt5DBus.so.5
#6  0x00007fd116f2fb2d in  () at /usr/lib/libQt5Core.so.5
#7  0x00007fd112ab408c in start_thread () at /usr/lib/libpthread.so.0
#8  0x00007fd119ba3e1f in clone () at /usr/lib/libc.so.6

Thread 1 (Thread 0x7fd11a21a840 (LWP 1884)):
[KCrash Handler]
#5  0x0000000040a86519 in  ()
#6  0x00007fd0e73abfb9 in  () at /usr/lib/libnvidia-glcore.so.387.34
#7  0x00007fd0e73b2b14 in  () at /usr/lib/libnvidia-glcore.so.387.34
#8  0x00007fd0e73bb814 in  () at /usr/lib/libnvidia-glcore.so.387.34
#9  0x00007fd0e6f7ba95 in  () at /usr/lib/libnvidia-glcore.so.387.34
#10 0x00007fd111c446c7 in QSGBatchRenderer::Renderer::renderMergedBatch(QSGBatchRenderer::Batch const*) () at /usr/lib/libQt5Quick.so.5
#11 0x00007fd111c45966 in QSGBatchRenderer::Renderer::renderBatches() () at /usr/lib/libQt5Quick.so.5
#12 0x00007fd111c4b1de in QSGBatchRenderer::Renderer::render() () at /usr/lib/libQt5Quick.so.5
#13 0x00007fd111c3b632 in QSGRenderer::renderScene(QSGBindable const&) () at /usr/lib/libQt5Quick.so.5
#14 0x00007fd111c3bb30 in QSGRenderer::renderScene(unsigned int) () at /usr/lib/libQt5Quick.so.5
#15 0x00007fd111c75c60 in QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () at /usr/lib/libQt5Quick.so.5
#16 0x00007fd111cda110 in QQuickWindowPrivate::renderSceneGraph(QSize const&) () at /usr/lib/libQt5Quick.so.5
#17 0x00007fd111d9a8aa in QQuickRenderControl::render() () at /usr/lib/libQt5Quick.so.5
#18 0x00007fd0f8258bbd in  () at /usr/lib/qt/plugins/org.kde.kdecoration2/kwin5_aurorae.so
#19 0x00007fd11714d00f in QMetaObject::activate(QObject*, int, int, void**) () at /usr/lib/libQt5Core.so.5
#20 0x00007fd117159e38 in QTimer::timeout(QTimer::QPrivateSignal) () at /usr/lib/libQt5Core.so.5
#21 0x00007fd11715a1a9 in QTimer::timerEvent(QTimerEvent*) () at /usr/lib/libQt5Core.so.5
#22 0x00007fd11714d8eb in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#23 0x00007fd117e96e3c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#24 0x00007fd117e9e816 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#25 0x00007fd11711c6c0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#26 0x00007fd117177fb8 in QTimerInfoList::activateTimers() () at /usr/lib/libQt5Core.so.5
#27 0x00007fd1171760f4 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#28 0x00007fd101c2958e in  () at /usr/lib/libQt5XcbQpa.so.5
#29 0x00007fd11711ad0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#30 0x00007fd117123ff8 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#31 0x00007fd119e6d6e3 in kdemain () at /usr/lib/libkdeinit5_kwin_x11.so
#32 0x00007fd119acef4a in __libc_start_main () at /usr/lib/libc.so.6
#33 0x0000558090e5f7aa in _start ()

Reported using DrKonqi