https://bugs.kde.org/show_bug.cgi?id=383099

            Bug ID: 383099
           Summary: KWin crashes after login in
           Product: kwin
           Version: 5.8.7
          Platform: openSUSE RPMs
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: kwin-bugs-n...@kde.org
          Reporter: jlm...@compuserve.com
  Target Milestone: ---

Application: kwin_x11 (5.8.7)

Qt Version: 5.6.2
Frameworks Version: 5.32.0
Operating System: Linux 4.4.76-1-default x86_64
Distribution: "openSUSE Leap 42.3"

-- Information about the crash:
- Unusual behavior I noticed: Desktop is useless. No window borders.

The crash can be reproduced every time.

-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f9654037940 (LWP 10525))]

Thread 6 (Thread 0x7f9591d5b700 (LWP 10548)):
[KCrash Handler]
#6  0x00007f9649590569 in glGetIntegerv () at /usr/X11R6/lib64/libGL.so.1
#7  0x00007f964bf10b80 in QSGRenderContext::initialize(QOpenGLContext*) () at
/usr/lib64/libQt5Quick.so.5
#8  0x00007f964bf2a4f1 in  () at /usr/lib64/libQt5Quick.so.5
#9  0x00007f9650ca0a29 in  () at /usr/lib64/libQt5Core.so.5
#10 0x00007f9649342754 in  () at /usr/X11R6/lib64/libGL.so.1
#11 0x00007f9653aab744 in start_thread () at /lib64/libpthread.so.0
#12 0x00007f96537e9aad in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f9621c0b700 (LWP 10547)):
#0  0x00007f9653ab00bf in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f964fe2f93b in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f964fe2f969 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f9649342754 in  () at /usr/X11R6/lib64/libGL.so.1
#4  0x00007f9653aab744 in start_thread () at /lib64/libpthread.so.0
#5  0x00007f96537e9aad in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f96236e0700 (LWP 10546)):
#0  0x00007f96537e2873 in select () at /lib64/libc.so.6
#1  0x00007f9650eaf6c9 in qt_safe_select(int, fd_set*, fd_set*, fd_set*,
timespec const*) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f9650eb0f43 in
QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>,
timespec*) () at /usr/lib64/libQt5Core.so.5
#3  0x00007f9650eb13a7 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#4  0x00007f9650e60bfb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#5  0x00007f9650c9bf5a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f964b8533d8 in  () at /usr/lib64/libQt5Qml.so.5
#7  0x00007f9650ca0a29 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f9649342754 in  () at /usr/X11R6/lib64/libGL.so.1
#9  0x00007f9653aab744 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f96537e9aad in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f9624688700 (LWP 10531)):
#0  0x00007f9653ab0468 in pthread_cond_timedwait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f9650ca15e8 in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f9650c9d9e0 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007f9650ca0a29 in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007f9649342754 in  () at /usr/X11R6/lib64/libGL.so.1
#5  0x00007f9653aab744 in start_thread () at /lib64/libpthread.so.0
#6  0x00007f96537e9aad in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f963b4dc700 (LWP 10528)):
#0  0x00007f96537e2873 in select () at /lib64/libc.so.6
#1  0x00007f9650eaf6c9 in qt_safe_select(int, fd_set*, fd_set*, fd_set*,
timespec const*) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f9650eb0f43 in
QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>,
timespec*) () at /usr/lib64/libQt5Core.so.5
#3  0x00007f9650eb13a7 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib64/libQt5Core.so.5
#4  0x00007f9650e60bfb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#5  0x00007f9650c9bf5a in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#6  0x00007f964aa29295 in  () at /usr/lib64/libQt5DBus.so.5
#7  0x00007f9650ca0a29 in  () at /usr/lib64/libQt5Core.so.5
#8  0x00007f9649342754 in  () at /usr/X11R6/lib64/libGL.so.1
#9  0x00007f9653aab744 in start_thread () at /lib64/libpthread.so.0
#10 0x00007f96537e9aad in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f9654037940 (LWP 10525)):
#0  0x00007f9653ab00bf in pthread_cond_wait@@GLIBC_2.3.2 () at
/lib64/libpthread.so.0
#1  0x00007f9650ca169b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib64/libQt5Core.so.5
#2  0x00007f964bf2aa90 in  () at /usr/lib64/libQt5Quick.so.5
#3  0x00007f964bf2b874 in  () at /usr/lib64/libQt5Quick.so.5
#4  0x00007f964bf2c413 in  () at /usr/lib64/libQt5Quick.so.5
#5  0x00007f96513b8ace in QWindow::event(QEvent*) () at
/usr/lib64/libQt5Gui.so.5
#6  0x00007f964bf5e8e5 in QQuickWindow::event(QEvent*) () at
/usr/lib64/libQt5Quick.so.5
#7  0x00007f962055568b in PlasmaQuick::Dialog::event(QEvent*) () at
/usr/lib64/libKF5PlasmaQuick.so.5
#8  0x00007f9651b6328c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib64/libQt5Widgets.so.5
#9  0x00007f9651b678ea in QApplication::notify(QObject*, QEvent*) () at
/usr/lib64/libQt5Widgets.so.5
#10 0x00007f9650e62be5 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib64/libQt5Core.so.5
#11 0x00007f96513ae591 in
QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*)
() at /usr/lib64/libQt5Gui.so.5
#12 0x00007f96513af07d in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /usr/lib64/libQt5Gui.so.5
#13 0x00007f9651390eab in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib64/libQt5Gui.so.5
#14 0x00007f9639222e46 in  () at /usr/lib64/libQt5XcbQpa.so.5
#15 0x00007f9650e60bfb in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib64/libQt5Core.so.5
#16 0x00007f9650e68ae6 in QCoreApplication::exec() () at
/usr/lib64/libQt5Core.so.5
#17 0x00007f9653cc99cc in kdemain () at /usr/lib64/libkdeinit5_kwin_x11.so
#18 0x00007f96537206e5 in __libc_start_main () at /lib64/libc.so.6
#19 0x0000000000400809 in _start ()

Reported using DrKonqi

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