https://bugs.kde.org/show_bug.cgi?id=390340
Bug ID: 390340
Summary: KWin Crash
Product: kwin
Version: 5.12.0
Platform: Archlinux Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: sil...@silvermight.com
Target Milestone: ---
Application: kwin_x11 (5.12.0)
Qt Version: 5.10.0
Frameworks Version: 5.42.0
Operating System: Linux 4.15.2-2-ARCH x86_64
Distribution (Platform): Archlinux Packages
-- Information about the crash:
- What I was doing when the application crashed:
Selecting a window after being shown a group of windows after clicking on an
application on the panel.
KWin after this crashed and began running at a low framerate (<20FPS),
requiring a manual restart of KWin.
- Custom settings of the application:
OpenGL 2.0 on compositing settings.
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 0x7fd9ce554840 (LWP 655))]
Thread 8 (Thread 0x7fd9a9987700 (LWP 9548)):
#0 0x00007fd9c6ea03bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fd9cb06700c in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#2 0x00007fd9c60699ca in () at /usr/lib/libQt5Quick.so.5
#3 0x00007fd9c6069e54 in () at /usr/lib/libQt5Quick.so.5
#4 0x00007fd9cb065b2d in () at /usr/lib/libQt5Core.so.5
#5 0x00007fd9c6e9a08c in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007fd9cdee8e7f in clone () at /usr/lib/libc.so.6
Thread 7 (Thread 0x7fd9abfff700 (LWP 9547)):
#0 0x00007fd9cdedea76 in ppoll () at /usr/lib/libc.so.6
#1 0x00007fd9cb2aa883 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007fd9cb2ac01f in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007fd9cb250e9b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007fd9cb06078e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007fd9c596ba19 in () at /usr/lib/libQt5Qml.so.5
#6 0x00007fd9cb065b2d in () at /usr/lib/libQt5Core.so.5
#7 0x00007fd9c6e9a08c in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007fd9cdee8e7f in clone () at /usr/lib/libc.so.6
Thread 6 (Thread 0x7fd99623c700 (LWP 6719)):
#0 0x00007fd9c6ea03bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fd9cb06700c in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#2 0x00007fd9c60699ca in () at /usr/lib/libQt5Quick.so.5
#3 0x00007fd9c6069e54 in () at /usr/lib/libQt5Quick.so.5
#4 0x00007fd9cb065b2d in () at /usr/lib/libQt5Core.so.5
#5 0x00007fd9c6e9a08c in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007fd9cdee8e7f in clone () at /usr/lib/libc.so.6
Thread 5 (Thread 0x7fd98d670700 (LWP 984)):
#0 0x00007fd9c6ea03bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fd9ca17ef77 in () at /usr/lib/libQt5Script.so.5
#2 0x00007fd9ca17efb9 in () at /usr/lib/libQt5Script.so.5
#3 0x00007fd9c6e9a08c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fd9cdee8e7f in clone () at /usr/lib/libc.so.6
Thread 4 (Thread 0x7fd994847700 (LWP 901)):
#0 0x00007fd9cdedea76 in ppoll () at /usr/lib/libc.so.6
#1 0x00007fd9cb2aa883 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007fd9cb2ac01f in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007fd9cb250e9b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007fd9cb06078e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007fd9c596ba19 in () at /usr/lib/libQt5Qml.so.5
#6 0x00007fd9cb065b2d in () at /usr/lib/libQt5Core.so.5
#7 0x00007fd9c6e9a08c in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007fd9cdee8e7f in clone () at /usr/lib/libc.so.6
Thread 3 (Thread 0x7fd9ab7fe700 (LWP 718)):
#0 0x00007fd9cdedea76 in ppoll () at /usr/lib/libc.so.6
#1 0x00007fd9cb2aa883 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007fd9cb2ac01f in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007fd9cb250e9b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007fd9cb06078e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007fd9c596ba19 in () at /usr/lib/libQt5Qml.so.5
#6 0x00007fd9cb065b2d in () at /usr/lib/libQt5Core.so.5
#7 0x00007fd9c6e9a08c in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007fd9cdee8e7f in clone () at /usr/lib/libc.so.6
Thread 2 (Thread 0x7fd9b143b700 (LWP 685)):
#0 0x00007fd9cb250a3f in
QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#1 0x00007fd9cb250e9b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#2 0x00007fd9cb06078e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#3 0x00007fd9c47f4416 in () at /usr/lib/libQt5DBus.so.5
#4 0x00007fd9cb065b2d in () at /usr/lib/libQt5Core.so.5
#5 0x00007fd9c6e9a08c in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007fd9cdee8e7f in clone () at /usr/lib/libc.so.6
Thread 1 (Thread 0x7fd9ce554840 (LWP 655)):
[KCrash Handler]
#5 0x000000004179e8d9 in ()
#6 0x00007fd9974323f9 in () at /usr/lib/libnvidia-glcore.so.390.25
#7 0x00007fd997439084 in () at /usr/lib/libnvidia-glcore.so.390.25
#8 0x00007fd9974420d4 in () at /usr/lib/libnvidia-glcore.so.390.25
#9 0x00007fd996ffd0f5 in () at /usr/lib/libnvidia-glcore.so.390.25
#10 0x00007fd9c60296c7 in
QSGBatchRenderer::Renderer::renderMergedBatch(QSGBatchRenderer::Batch const*)
() at /usr/lib/libQt5Quick.so.5
#11 0x00007fd9c602a966 in QSGBatchRenderer::Renderer::renderBatches() () at
/usr/lib/libQt5Quick.so.5
#12 0x00007fd9c60301de in QSGBatchRenderer::Renderer::render() () at
/usr/lib/libQt5Quick.so.5
#13 0x00007fd9c6020632 in QSGRenderer::renderScene(QSGBindable const&) () at
/usr/lib/libQt5Quick.so.5
#14 0x00007fd9c6020b30 in QSGRenderer::renderScene(unsigned int) () at
/usr/lib/libQt5Quick.so.5
#15 0x00007fd9c605ac60 in
QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () at
/usr/lib/libQt5Quick.so.5
#16 0x00007fd9c60bf110 in QQuickWindowPrivate::renderSceneGraph(QSize const&)
() at /usr/lib/libQt5Quick.so.5
#17 0x00007fd9c617f8aa in QQuickRenderControl::render() () at
/usr/lib/libQt5Quick.so.5
#18 0x00007fd9c617fa73 in QQuickRenderControl::grab() () at
/usr/lib/libQt5Quick.so.5
#19 0x00007fd9b0177b84 in () at
/usr/lib/qt/plugins/org.kde.kdecoration2/kwin5_aurorae.so
#20 0x00007fd9cb28319f in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/libQt5Core.so.5
#21 0x00007fd9cb28ffc8 in QTimer::timeout(QTimer::QPrivateSignal) () at
/usr/lib/libQt5Core.so.5
#22 0x00007fd9cb290339 in QTimer::timerEvent(QTimerEvent*) () at
/usr/lib/libQt5Core.so.5
#23 0x00007fd9cb283a7b in QObject::event(QEvent*) () at
/usr/lib/libQt5Core.so.5
#24 0x00007fd9cbfccecc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#25 0x00007fd9cbfd48a6 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#26 0x00007fd9cb252850 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#27 0x00007fd9cb2ae148 in QTimerInfoList::activateTimers() () at
/usr/lib/libQt5Core.so.5
#28 0x00007fd9cb2ac284 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#29 0x00007fd9b576057e in () at /usr/lib/libQt5XcbQpa.so.5
#30 0x00007fd9cb250e9b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#31 0x00007fd9cb25a188 in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#32 0x00007fd9ce1b2719 in kdemain () at /usr/lib/libkdeinit5_kwin_x11.so
#33 0x00007fd9cde13f4a in __libc_start_main () at /usr/lib/libc.so.6
#34 0x0000561209bb476a in _start ()
Reported using DrKonqi
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