Application: kwin_x11 (5.8.2)

Qt Version: 5.7.0
Frameworks Version: 5.27.0
Operating System: Linux 4.8.4-1-default x86_64
Distribution: "openSUSE Tumbleweed"

-- Information about the crash:
Chromium loaded then, dialog box for "Chromium ...

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 0x7f27644f1940 (LWP 2635))]

Thread 5 (Thread 0x7f273ecb5700 (LWP 3057)):
#0  0x00007f2763e7d751 in ppoll () at /lib64/libc.so.6
#1  0x00007f2761553b41 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f2761555428 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#3  0x00007f27615021ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f27613308b3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007f275bccba75 in  () at /usr/lib64/libQt5Qml.so.5
#6  0x00007f2761335558 in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f275d19a454 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f2763e8639f in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f272e8c4700 (LWP 2742)):
#0  0x00007f275d1a010f in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f27604bd834 in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f27604bd879 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f275d19a454 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f2763e8639f in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f273dd71700 (LWP 2727)):
#0  0x00007f2763e7d751 in ppoll () at /lib64/libc.so.6
#1  0x00007f2761553b41 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f2761555428 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#3  0x00007f27615021ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f27613308b3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007f275bccba75 in  () at /usr/lib64/libQt5Qml.so.5
#6  0x00007f2761335558 in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f275d19a454 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f2763e8639f in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f274cff0700 (LWP 2651)):
#0  0x00007f2763e7d68d in poll () at /lib64/libc.so.6
#1  0x00007f2758976876 in  () at /usr/lib64/libglib-2.0.so.0
#2  0x00007f275897698c in g_main_context_iteration () at /usr/lib64/libglib-2.0.so.0
#3  0x00007f276155879b in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f27615021ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f27613308b3 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f275aea43e5 in  () at /usr/lib64/libQt5DBus.so.5
#7  0x00007f2761335558 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f275d19a454 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f2763e8639f in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f27644f1940 (LWP 2635)):
[KCrash Handler]
#6  0x00007f275bcb7130 in QQmlBinding::write(QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyPrivate::WriteFlag>) () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f275bcb8095 in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f275bcc1d35 in  () at /usr/lib64/libQt5Qml.so.5
#9  0x00007f275bc4b5fe in QQmlComponentPrivate::complete(QQmlEnginePrivate*, QQmlComponentPrivate::ConstructionState*) () at /usr/lib64/libQt5Qml.so.5
#10 0x00007f275bc4b6c7 in QQmlComponentPrivate::completeCreate() () at /usr/lib64/libQt5Qml.so.5
#11 0x00007f275bc4b530 in QQmlComponent::create(QQmlContext*) () at /usr/lib64/libQt5Qml.so.5
#12 0x00007f273dd914b7 in  () at /usr/lib64/qt5/plugins/org.kde.kdecoration2/kwin5_aurorae.so
#13 0x00007f2763aa6d39 in  () at /usr/lib64/libkwin.so.5
#14 0x00007f2763988229 in KWin::Client::createDecoration(QRect const&) () at /usr/lib64/libkwin.so.5
#15 0x00007f2763988bed in KWin::Client::updateDecoration(bool, bool) () at /usr/lib64/libkwin.so.5
#16 0x00007f27639e75b5 in KWin::Client::manage(unsigned int, bool) () at /usr/lib64/libkwin.so.5
#17 0x00007f276396b7e4 in KWin::Workspace::createClient(unsigned int, bool) () at /usr/lib64/libkwin.so.5
#18 0x00007f27639d47c7 in KWin::Workspace::workspaceEvent(xcb_generic_event_t*) () at /usr/lib64/libkwin.so.5
#19 0x00007f276150132f in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () at /usr/lib64/libQt5Core.so.5
#20 0x00007f274c2f2dc4 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /usr/lib64/libQt5XcbQpa.so.5
#21 0x00007f274c2f3a55 in QXcbConnection::processXcbEvents() () at /usr/lib64/libQt5XcbQpa.so.5
#22 0x00007f2761530d59 in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#23 0x00007f27621f992c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#24 0x00007f27622010e1 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#25 0x00007f2761504200 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#26 0x00007f276150698d in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#27 0x00007f276155526a in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#28 0x00007f274c36a54d in  () at /usr/lib64/libQt5XcbQpa.so.5
#29 0x00007f27615021ea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#30 0x00007f276150a95c in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#31 0x00007f2764145a56 in kdemain () at /usr/lib64/libkdeinit5_kwin_x11.so
#32 0x00007f2763dbd291 in __libc_start_main () at /lib64/libc.so.6
#33 0x00000000004006ea in _start ()

Reported using DrKonqi