https://bugs.kde.org/show_bug.cgi?id=390537
Bug ID: 390537
Summary: kwin_x11 crashes while task switching
Product: kwin
Version: 5.12.1
Platform: Archlinux Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: tuo...@protonmail.ch
Target Milestone: ---
Application: kwin_x11 (5.12.1)
Qt Version: 5.10.0
Frameworks Version: 5.43.0
Operating System: Linux 4.15.3-1-ARCH x86_64
Distribution: "Arch Linux"
-- Information about the crash:
Kwin crashes often while task switching.
It happens at least with Thumbnail visualisation, other visualisations not
tested.
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 0x7fa743eed840 (LWP 3867))]
Thread 19 (Thread 0x7fa722ae2700 (LWP 4321)):
#0 0x00007fa73c84f3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fa711936fec in () at /usr/lib/dri/radeonsi_dri.so
#2 0x00007fa711936ef8 in () at /usr/lib/dri/radeonsi_dri.so
#3 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 18 (Thread 0x7fa6ef7fe700 (LWP 4320)):
#0 0x00007fa73c84f3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fa711936fec in () at /usr/lib/dri/radeonsi_dri.so
#2 0x00007fa711936ef8 in () at /usr/lib/dri/radeonsi_dri.so
#3 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 17 (Thread 0x7fa6d6ffd700 (LWP 4059)):
#0 0x00007fa73c84f3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fa73fb2df77 in () at /usr/lib/libQt5Script.so.5
#2 0x00007fa73fb2dfb9 in () at /usr/lib/libQt5Script.so.5
#3 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 16 (Thread 0x7fa6d77fe700 (LWP 4058)):
#0 0x00007fa73c84f3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fa711936fec in () at /usr/lib/dri/radeonsi_dri.so
#2 0x00007fa711936ef8 in () at /usr/lib/dri/radeonsi_dri.so
#3 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 15 (Thread 0x7fa6d7fff700 (LWP 4057)):
#0 0x00007fa73c84f3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fa711936fec in () at /usr/lib/dri/radeonsi_dri.so
#2 0x00007fa711936ef8 in () at /usr/lib/dri/radeonsi_dri.so
#3 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 14 (Thread 0x7fa6eeffd700 (LWP 4034)):
#0 0x00007fa74388ea76 in ppoll () at /usr/lib/libc.so.6
#1 0x00007fa740c59883 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007fa740c5b01f in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007fa740bffe9b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007fa740a0f78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007fa73b319a19 in () at /usr/lib/libQt5Qml.so.5
#6 0x00007fa740a14b2d in () at /usr/lib/libQt5Core.so.5
#7 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 13 (Thread 0x7fa6effff700 (LWP 3953)):
#0 0x00007fa73c84f3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fa711936fec in () at /usr/lib/dri/radeonsi_dri.so
#2 0x00007fa711936ef8 in () at /usr/lib/dri/radeonsi_dri.so
#3 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 12 (Thread 0x7fa704d75700 (LWP 3952)):
#0 0x00007fa73c84f3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fa711936fec in () at /usr/lib/dri/radeonsi_dri.so
#2 0x00007fa711936ef8 in () at /usr/lib/dri/radeonsi_dri.so
#3 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 11 (Thread 0x7fa705576700 (LWP 3951)):
#0 0x00007fa73c84f3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fa711936fec in () at /usr/lib/dri/radeonsi_dri.so
#2 0x00007fa711936ef8 in () at /usr/lib/dri/radeonsi_dri.so
#3 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 10 (Thread 0x7fa705d77700 (LWP 3950)):
#0 0x00007fa73c84f3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fa711936fec in () at /usr/lib/dri/radeonsi_dri.so
#2 0x00007fa711936ef8 in () at /usr/lib/dri/radeonsi_dri.so
#3 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 9 (Thread 0x7fa706578700 (LWP 3949)):
#0 0x00007fa73c84f3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fa711936fec in () at /usr/lib/dri/radeonsi_dri.so
#2 0x00007fa711936ef8 in () at /usr/lib/dri/radeonsi_dri.so
#3 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 8 (Thread 0x7fa706d79700 (LWP 3948)):
#0 0x00007fa73c84f3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fa711936fec in () at /usr/lib/dri/radeonsi_dri.so
#2 0x00007fa711936ef8 in () at /usr/lib/dri/radeonsi_dri.so
#3 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 7 (Thread 0x7fa70757a700 (LWP 3947)):
#0 0x00007fa73c84f3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fa711936fec in () at /usr/lib/dri/radeonsi_dri.so
#2 0x00007fa711936ef8 in () at /usr/lib/dri/radeonsi_dri.so
#3 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 6 (Thread 0x7fa707d7b700 (LWP 3946)):
#0 0x00007fa73c84f3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fa711936fec in () at /usr/lib/dri/radeonsi_dri.so
#2 0x00007fa711936ef8 in () at /usr/lib/dri/radeonsi_dri.so
#3 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 5 (Thread 0x7fa70857c700 (LWP 3945)):
#0 0x00007fa73c84f3bd in pthread_cond_wait@@GLIBC_2.3.2 () at
/usr/lib/libpthread.so.0
#1 0x00007fa711936fec in () at /usr/lib/dri/radeonsi_dri.so
#2 0x00007fa711936ef8 in () at /usr/lib/dri/radeonsi_dri.so
#3 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#4 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 4 (Thread 0x7fa722041700 (LWP 3929)):
#0 0x00007fa74388ea76 in ppoll () at /usr/lib/libc.so.6
#1 0x00007fa740c59883 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007fa740c5b01f in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007fa740bffe9b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007fa740a0f78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007fa73b319a19 in () at /usr/lib/libQt5Qml.so.5
#6 0x00007fa740a14b2d in () at /usr/lib/libQt5Core.so.5
#7 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 3 (Thread 0x7fa72394d700 (LWP 3895)):
#0 0x00007fa74388ea76 in ppoll () at /usr/lib/libc.so.6
#1 0x00007fa740c59883 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/libQt5Core.so.5
#2 0x00007fa740c5b01f in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#3 0x00007fa740bffe9b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#4 0x00007fa740a0f78e in QThread::exec() () at /usr/lib/libQt5Core.so.5
#5 0x00007fa73a1a1416 in () at /usr/lib/libQt5DBus.so.5
#6 0x00007fa740a14b2d in () at /usr/lib/libQt5Core.so.5
#7 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#8 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 2 (Thread 0x7fa729f95700 (LWP 3881)):
#0 0x00007fa74388e97b in poll () at /usr/lib/libc.so.6
#1 0x00007fa7427808e0 in () at /usr/lib/libxcb.so.1
#2 0x00007fa742782679 in xcb_wait_for_event () at /usr/lib/libxcb.so.1
#3 0x00007fa72b0827aa in () at /usr/lib/libQt5XcbQpa.so.5
#4 0x00007fa740a14b2d in () at /usr/lib/libQt5Core.so.5
#5 0x00007fa73c84908c in start_thread () at /usr/lib/libpthread.so.0
#6 0x00007fa743898e7f in clone () at /usr/lib/libc.so.6
Thread 1 (Thread 0x7fa743eed840 (LWP 3867)):
[KCrash Handler]
#5 0x00007fa711d13836 in () at /usr/lib/dri/radeonsi_dri.so
#6 0x00007fa711d15bb3 in () at /usr/lib/dri/radeonsi_dri.so
#7 0x00007fa711a72613 in () at /usr/lib/dri/radeonsi_dri.so
#8 0x00007fa711a706bf in () at /usr/lib/dri/radeonsi_dri.so
#9 0x00007fa711a72fe3 in () at /usr/lib/dri/radeonsi_dri.so
#10 0x00007fa71184b958 in () at /usr/lib/dri/radeonsi_dri.so
#11 0x00007fa71184d42a in () at /usr/lib/dri/radeonsi_dri.so
#12 0x00007fa7117ce6f3 in () at /usr/lib/dri/radeonsi_dri.so
#13 0x00007fa7117d01b0 in () at /usr/lib/dri/radeonsi_dri.so
#14 0x00007fa73b9e659e in QSGPlainTexture::bind() () at
/usr/lib/libQt5Quick.so.5
#15 0x00007fa73ba0d40d in QSGPainterTexture::bind() () at
/usr/lib/libQt5Quick.so.5
#16 0x00007fa73b9e7962 in
QSGOpaqueTextureMaterialShader::updateState(QSGMaterialShader::RenderState
const&, QSGMaterial*, QSGMaterial*) () at /usr/lib/libQt5Quick.so.5
#17 0x00007fa73b9d757c in
QSGBatchRenderer::Renderer::renderMergedBatch(QSGBatchRenderer::Batch const*)
() at /usr/lib/libQt5Quick.so.5
#18 0x00007fa73b9d8966 in QSGBatchRenderer::Renderer::renderBatches() () at
/usr/lib/libQt5Quick.so.5
#19 0x00007fa73b9de1de in QSGBatchRenderer::Renderer::render() () at
/usr/lib/libQt5Quick.so.5
#20 0x00007fa73b9ce632 in QSGRenderer::renderScene(QSGBindable const&) () at
/usr/lib/libQt5Quick.so.5
#21 0x00007fa73b9ceafc in QSGRenderer::renderScene(unsigned int) () at
/usr/lib/libQt5Quick.so.5
#22 0x00007fa73ba08c60 in
QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () at
/usr/lib/libQt5Quick.so.5
#23 0x00007fa73ba6d110 in QQuickWindowPrivate::renderSceneGraph(QSize const&)
() at /usr/lib/libQt5Quick.so.5
#24 0x00007fa73b9fafb8 in () at /usr/lib/libQt5Quick.so.5
#25 0x00007fa73ba78686 in QQuickWindow::event(QEvent*) () at
/usr/lib/libQt5Quick.so.5
#26 0x00007fa6ed904cc4 in PlasmaQuick::Dialog::event(QEvent*) () at
/usr/lib/libKF5PlasmaQuick.so.5
#27 0x00007fa74197becc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#28 0x00007fa7419838a6 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#29 0x00007fa740c01850 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#30 0x00007fa74117e7f3 in QWindowPrivate::deliverUpdateRequest() () at
/usr/lib/libQt5Gui.so.5
#31 0x00007fa74117ed2b in QWindow::event(QEvent*) () at /usr/lib/libQt5Gui.so.5
#32 0x00007fa73ba78626 in QQuickWindow::event(QEvent*) () at
/usr/lib/libQt5Quick.so.5
#33 0x00007fa6ed904cc4 in PlasmaQuick::Dialog::event(QEvent*) () at
/usr/lib/libKF5PlasmaQuick.so.5
#34 0x00007fa74197becc in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt5Widgets.so.5
#35 0x00007fa7419838a6 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/libQt5Widgets.so.5
#36 0x00007fa740c01850 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/libQt5Core.so.5
#37 0x00007fa740c5d148 in QTimerInfoList::activateTimers() () at
/usr/lib/libQt5Core.so.5
#38 0x00007fa740c5b284 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/libQt5Core.so.5
#39 0x00007fa72b10a57e in () at /usr/lib/libQt5XcbQpa.so.5
#40 0x00007fa740bffe9b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/libQt5Core.so.5
#41 0x00007fa740c09188 in QCoreApplication::exec() () at
/usr/lib/libQt5Core.so.5
#42 0x00007fa743b62719 in kdemain () at /usr/lib/libkdeinit5_kwin_x11.so
#43 0x00007fa7437c3f4a in __libc_start_main () at /usr/lib/libc.so.6
#44 0x000055b8464dd76a in _start ()
Reported using DrKonqi
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