Bug 374592

Summary:	The system reported a crash, even though I didn't observe anything extraordinary
Product:	[Plasma] kwin	Reporter:	qvas <wuj_qvas>
Component:	general	Assignee:	KWin default assignee <kwin-bugs-null>
Status:	RESOLVED DUPLICATE
Severity:	crash	Keywords:	drkonqi
Priority:	NOR
Version:	5.8.2
Target Milestone:	---
Platform:	openSUSE
OS:	Linux
Latest Commit:		Version Fixed In:

Description qvas 2017-01-05 12:55:21 UTC

Application: kwin_x11 (5.8.2)

Qt Version: 5.6.1
Frameworks Version: 5.26.0
Operating System: Linux 4.4.36-8-default x86_64
Distribution: "openSUSE Leap 42.2"

-- Information about the crash:
- What I was doing when the application crashed:
Setting up a system of activities and virtual desktops in KDE

-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f4ebeac3940 (LWP 7402))]

Thread 6 (Thread 0x7f4e83080700 (LWP 9043)):
#0  0x00007f4ebe236b03 in select () at /lib64/libc.so.6
#1  0x00007f4ebb90a849 in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f4ebb90c0c3 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) () at /usr/lib64/libQt5Core.so.5
#3  0x00007f4ebb90c527 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f4ebb8bbfdb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f4ebb6f6f1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f4eb62e89b8 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f4ebb6fb9e9 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f4ebe4ff734 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f4ebe23dd3d in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f4e8287f700 (LWP 7608)):
#0  0x00007f4ebe5040af in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f4eba89193b in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f4eba891969 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f4ebe4ff734 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f4ebe23dd3d in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f4e9db72700 (LWP 7596)):
#0  0x00007f4ebe236b03 in select () at /lib64/libc.so.6
#1  0x00007f4ebb90a849 in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f4ebb90c0c3 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) () at /usr/lib64/libQt5Core.so.5
#3  0x00007f4ebb90c527 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f4ebb8bbfdb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f4ebb6f6f1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f4eb62e89b8 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f4ebb6fb9e9 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f4ebe4ff734 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f4ebe23dd3d in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f4e9f1c6700 (LWP 7498)):
#0  0x00007f4ebe236b03 in select () at /lib64/libc.so.6
#1  0x00007f4ebb90a849 in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f4ebb90c0c3 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) () at /usr/lib64/libQt5Core.so.5
#3  0x00007f4ebb90c527 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f4ebb8bbfdb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#5  0x00007f4ebb6f6f1a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f4eb54c91d5 in  () at /usr/lib64/libQt5DBus.so.5
#7  0x00007f4ebb6fb9e9 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f4ebe4ff734 in start_thread () at /lib64/libpthread.so.0
#9  0x00007f4ebe23dd3d in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f4ea5252700 (LWP 7403)):
#0  0x00007f4ebe23549d in poll () at /lib64/libc.so.6
#1  0x00007f4ebd3bd3e2 in  () at /usr/lib64/libxcb.so.1
#2  0x00007f4ebd3befcf in xcb_wait_for_event () at /usr/lib64/libxcb.so.1
#3  0x00007f4ea5f02839 in  () at /usr/lib64/libQt5XcbQpa.so.5
#4  0x00007f4ebb6fb9e9 in  () at /usr/lib64/libQt5Core.so.5
#5  0x00007f4ebe4ff734 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f4ebe23dd3d in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f4ebeac3940 (LWP 7402)):
[KCrash Handler]
#6  0x00007f4eb62d4dd0 in QQmlBinding::write(QQmlPropertyData const&, QV4::Value const&, bool, QFlags<QQmlPropertyPrivate::WriteFlag>) () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f4eb62d624a in QQmlBinding::update(QFlags<QQmlPropertyPrivate::WriteFlag>) () at /usr/lib64/libQt5Qml.so.5
#8  0x00007f4eb62df2f6 in  () at /usr/lib64/libQt5Qml.so.5
#9  0x00007f4eb626d93b in QQmlComponentPrivate::complete(QQmlEnginePrivate*, QQmlComponentPrivate::ConstructionState*) () at /usr/lib64/libQt5Qml.so.5
#10 0x00007f4eb626d9f7 in QQmlComponentPrivate::completeCreate() () at /usr/lib64/libQt5Qml.so.5
#11 0x00007f4eb626d880 in QQmlComponent::create(QQmlContext*) () at /usr/lib64/libQt5Qml.so.5
#12 0x00007f4e9ddb07cf in  () at /usr/lib64/qt5/plugins/org.kde.kdecoration2/kwin5_aurorae.so
#13 0x00007f4ebde60ec7 in  () at /usr/lib64/libkwin.so.5
#14 0x00007f4ebdd46511 in KWin::Client::createDecoration(QRect const&) () at /usr/lib64/libkwin.so.5
#15 0x00007f4ebdd46fcb in KWin::Client::updateDecoration(bool, bool) () at /usr/lib64/libkwin.so.5
#16 0x00007f4ebdda8266 in KWin::Client::manage(unsigned int, bool) () at /usr/lib64/libkwin.so.5
#17 0x00007f4ebdd2a704 in KWin::Workspace::createClient(unsigned int, bool) () at /usr/lib64/libkwin.so.5
#18 0x00007f4ebdd96470 in KWin::Workspace::workspaceEvent(xcb_generic_event_t*) () at /usr/lib64/libkwin.so.5
#19 0x00007f4ebb8bb270 in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () at /usr/lib64/libQt5Core.so.5
#20 0x00007f4ea5f00be4 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /usr/lib64/libQt5XcbQpa.so.5
#21 0x00007f4ea5f02c3b in QXcbConnection::processXcbEvents() () at /usr/lib64/libQt5XcbQpa.so.5
#22 0x00007f4ebb8e9166 in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#23 0x00007f4ebc5c4e3c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#24 0x00007f4ebc5c949a in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#25 0x00007f4ebb8bdfc5 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#26 0x00007f4ebb8bfdaa in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib64/libQt5Core.so.5
#27 0x00007f4ebb90c4b4 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#28 0x00007f4ea5f6494d in  () at /usr/lib64/libQt5XcbQpa.so.5
#29 0x00007f4ebb8bbfdb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#30 0x00007f4ebb8c3ec6 in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#31 0x00007f4ebe71d9cc in kdemain () at /usr/lib64/libkdeinit5_kwin_x11.so
#32 0x00007f4ebe1746e5 in __libc_start_main () at /lib64/libc.so.6
#33 0x0000000000400809 in _start ()

Reported using DrKonqi

Comment 1 Martin Flöser 2017-01-05 13:00:42 UTC

As a workaround use the breeze window decoration.

*** This bug has been marked as a duplicate of bug 361236 ***