https://bugs.kde.org/show_bug.cgi?id=392273
Bug ID: 392273
Summary: Nvidia, alt-tab crashed kwin
Product: kwin
Version: 5.12.3
Platform: Archlinux Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: normal
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: mati...@gmail.com
Target Milestone: ---
Application: kwin_x11 (5.12.3)
Qt Version: 5.10.1
Frameworks Version: 5.44.0
Operating System: Linux 4.15.12-1-MANJARO x86_64
Distribution: "Manjaro Linux"
-- Information about the crash:
- What I was doing when the application crashed:
Alt-tabbed between PyCharm and Firefox.
- Unusual behavior I noticed:
Alt-tab preview froze for a second or two and then crash occured.
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 0x7f1116337840 (LWP 9729))]
Thread 7 (Thread 0x7f10f31d1700 (LWP 29811)):
#0 0x00007f110eccd3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007f1112e6d02c in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/libQt5Core.so.5
#2 0x00007f110de8c49a in () at /usr/lib/libQt5Quick.so.5
#3 0x00007f110de8c924 in () at /usr/lib/libQt5Quick.so.5
#4 0x00007f1112e6bb4d in () at /usr/lib/libQt5Core.so.5
#5 0x00007f110ecc708c in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007f1115cdce7f in clone () at /usr/lib/libc.so.6
Thread 6 (Thread 0x7f10dd9ec700 (LWP 10181)):
#0 0x00007f1115cd2a76 in ppoll () at /usr/lib/libc.so.6
#1 0x00007f11130b0e73 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007f11130b260f in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007f11130573db in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007f1112e667ae in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007f110d790379 in () at /usr/lib/libQt5Qml.so.5
#6 0x00007f1112e6bb4d in () at /usr/lib/libQt5Core.so.5
#7 0x00007f110ecc708c in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007f1115cdce7f in clone () at /usr/lib/libc.so.6
Thread 5 (Thread 0x7f10dd1e3700 (LWP 9914)):
#0 0x00007f110eccd3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007f1111f84f77 in () at /usr/lib/libQt5Script.so.5
#2 0x00007f1111f84fb9 in () at /usr/lib/libQt5Script.so.5
#3 0x00007f110ecc708c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007f1115cdce7f in clone () at /usr/lib/libc.so.6
Thread 4 (Thread 0x7f10f2513700 (LWP 9887)):
#0 0x00007f1115cd2a76 in ppoll () at /usr/lib/libc.so.6
#1 0x00007f11130b0e73 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007f11130b260f in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007f11130573db in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007f1112e667ae in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007f110d790379 in () at /usr/lib/libQt5Qml.so.5
#6 0x00007f1112e6bb4d in () at /usr/lib/libQt5Core.so.5
#7 0x00007f110ecc708c in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007f1115cdce7f in clone () at /usr/lib/libc.so.6
Thread 3 (Thread 0x7f10f8de9700 (LWP 9883)):
#0 0x00007f1115cd2a76 in ppoll () at /usr/lib/libc.so.6
#1 0x00007f11130b0e73 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007f11130b260f in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007f11130573db in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007f1112e667ae in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007f110c632416 in () at /usr/lib/libQt5DBus.so.5
#6 0x00007f1112e6bb4d in () at /usr/lib/libQt5Core.so.5
#7 0x00007f110ecc708c in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007f1115cdce7f in clone () at /usr/lib/libc.so.6
Thread 2 (Thread 0x7f10fc4b0700 (LWP 9759)):
#0 0x00007f1115cd297b in poll () at /usr/lib/libc.so.6
#1 0x00007f1114bcf180 in () at /usr/lib/libxcb.so.1
#2 0x00007f1114bd0e4b in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3 0x00007f10fd59d82a in () at /usr/lib/libQt5XcbQpa.so.5
#4 0x00007f1112e6bb4d in () at /usr/lib/libQt5Core.so.5
#5 0x00007f110ecc708c in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007f1115cdce7f in clone () at /usr/lib/libc.so.6
Thread 1 (Thread 0x7f1116337840 (LWP 9729)):
[KCrash Handler]
#6 0x0000000040298319 in ()
#7 0x00007f10df3f5c39 in () at /usr/lib/libnvidia-glcore.so.390.42
#8 0x00007f10df3fc8c4 in () at /usr/lib/libnvidia-glcore.so.390.42
#9 0x00007f10df405914 in () at /usr/lib/libnvidia-glcore.so.390.42
#10 0x00007f10defc0415 in () at /usr/lib/libnvidia-glcore.so.390.42
#11 0x00007f110de4c197 in
QSGBatchRenderer::Renderer::renderMergedBatch(QSGBatchRenderer::Batch const*)
() at /usr/lib/libQt5Quick.so.5
#12 0x00007f110de4d436 in QSGBatchRenderer::Renderer::renderBatches() () at
/usr/lib/libQt5Quick.so.5
#13 0x00007f110de52cb6 in QSGBatchRenderer::Renderer::render() () at
/usr/lib/libQt5Quick.so.5
#14 0x00007f110de430d2 in QSGRenderer::renderScene(QSGBindable const&) () at
/usr/lib/libQt5Quick.so.5
#15 0x00007f110de435d0 in QSGRenderer::renderScene(unsigned int) () at
/usr/lib/libQt5Quick.so.5
#16 0x00007f110de7d730 in
QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () at
/usr/lib/libQt5Quick.so.5
#17 0x00007f110dee3230 in QQuickWindowPrivate::renderSceneGraph(QSize const&)
() at /usr/lib/libQt5Quick.so.5
#18 0x00007f110dfa406a in QQuickRenderControl::render() () at
/usr/lib/libQt5Quick.so.5
#19 0x00007f110dfa4233 in QQuickRenderControl::grab() () at
/usr/lib/libQt5Quick.so.5
#20 0x00007f10f274bb84 in () at
/usr/lib/qt/plugins/org.kde.kdecoration2/kwin5_aurorae.so
#21 0x00007f11130897ef in QMetaObject::activate(QObject*, int, int, void**) ()
at /usr/lib/libQt5Core.so.5
#22 0x00007f11130965b8 in QTimer::timeout(QTimer::QPrivateSignal) () at
/usr/lib/libQt5Core.so.5
#23 0x00007f1113096929 in QTimer::timerEvent(QTimerEvent*) () at
/usr/lib/libQt5Core.so.5
#24 0x00007f111308a0cb in QObject::event(QEvent*) () at
/usr/lib/libQt5Core.so.5
#25 0x00007f1113dd6fec in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#26 0x00007f1113dde9c6 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#27 0x00007f1113058da0 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#28 0x00007f11130b4738 in QTimerInfoList::activateTimers() () at
/usr/lib/libQt5Core.so.5
#29 0x00007f11130b2874 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#30 0x00007f10fd62571e in () at /usr/lib/libQt5XcbQpa.so.5
#31 0x00007f11130573db in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#32 0x00007f11130607d8 in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#33 0x00007f1115fa6719 in kdemain () at /usr/lib/libkdeinit5_kwin_x11.so
#34 0x00007f1115c07f4a in __libc_start_main () at /usr/lib/libc.so.6
#35 0x000056033293876a in _start ()
Reported using DrKonqi
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