Bug 378811 - kwin_x11: Compositor crashes on actions triggered by screen edges
Summary: kwin_x11: Compositor crashes on actions triggered by screen edges
Status: RESOLVED WORKSFORME
Alias: None
Product: kwin
Classification: Plasma
Component: general (other bugs)
Version First Reported In: 5.9.4
Platform: openSUSE Linux
: NOR crash
Target Milestone: ---
Assignee: KWin default assignee
URL:
Keywords: drkonqi, triaged
Depends on:
Blocks:
 
Reported: 2017-04-15 13:49 UTC by Christos Platis
Modified: 2018-10-28 03:34 UTC (History)
0 users

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Sentry Crash Report:

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Description Christos Platis 2017-04-15 13:49:36 UTC 
Application: kwin_x11 (5.9.4)

Qt Version: 5.7.1
Frameworks Version: 5.32.0
Operating System: Linux 4.10.9-1-default x86_64
Distribution: "openSUSE Tumbleweed"

-- Information about the crash:
I have enabled hot corners and some associated actions crash the compositor.

Working actions: "Show Desktop", "Activities Manager", "Application Launcher" and "Minimize All".

Not working actions: "Present Windows", "Desktop Grid" and "Application Switcher".

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 0x7f1159025e00 (LWP 13389))]

Thread 8 (Thread 0x7f10a2fde700 (LWP 13427)):
#0  0x00007f11589c68ab in ppoll () at /lib64/libc.so.6
#1  0x00007f11560794b1 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f115607adaa in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#3  0x00007f1156027aea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f1155e55813 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007f11507b6305 in  () at /usr/lib64/libQt5Qml.so.5
#6  0x00007f1155e5a4c8 in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f1151c85537 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f11589d004f in clone () at /lib64/libc.so.6

Thread 7 (Thread 0x7f10921cf700 (LWP 13425)):
#0  0x00007f1151c8b9a6 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f10a17d280b in  () at /usr/lib64/dri/r600_dri.so
#2  0x00007f10a17d2537 in  () at /usr/lib64/dri/r600_dri.so
#3  0x00007f1151c85537 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f11589d004f in clone () at /lib64/libc.so.6

Thread 6 (Thread 0x7f10a37df700 (LWP 13405)):
#0  0x00007f1151c8bdb3 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f1155e5b2b6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f1155e56ae2 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007f1155e5a4c8 in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007f1151c85537 in start_thread () at /lib64/libpthread.so.0
#5  0x00007f11589d004f in clone () at /lib64/libc.so.6

Thread 5 (Thread 0x7f1128b8c700 (LWP 13404)):
#0  0x00007f1151c8b9a6 in pthread_cond_wait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f1154fda974 in  () at /usr/lib64/libQt5Script.so.5
#2  0x00007f1154fda9b9 in  () at /usr/lib64/libQt5Script.so.5
#3  0x00007f1151c85537 in start_thread () at /lib64/libpthread.so.0
#4  0x00007f11589d004f in clone () at /lib64/libc.so.6

Thread 4 (Thread 0x7f1129b8d700 (LWP 13403)):
#0  0x00007f11589c68ab in ppoll () at /lib64/libc.so.6
#1  0x00007f11560794b1 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f115607adaa in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#3  0x00007f1156027aea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f1155e55813 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007f11507b6305 in  () at /usr/lib64/libQt5Qml.so.5
#6  0x00007f1155e5a4c8 in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f1151c85537 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f11589d004f in clone () at /lib64/libc.so.6

Thread 3 (Thread 0x7f1137df9700 (LWP 13395)):
#0  0x00007f1151c8bdb3 in pthread_cond_timedwait@@GLIBC_2.3.2 () at /lib64/libpthread.so.0
#1  0x00007f1155e5b2b6 in QWaitCondition::wait(QMutex*, unsigned long) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f1155e56ae2 in  () at /usr/lib64/libQt5Core.so.5
#3  0x00007f1155e5a4c8 in  () at /usr/lib64/libQt5Core.so.5
#4  0x00007f1151c85537 in start_thread () at /lib64/libpthread.so.0
#5  0x00007f11589d004f in clone () at /lib64/libc.so.6

Thread 2 (Thread 0x7f11417fe700 (LWP 13391)):
#0  0x00007f11589c68ab in ppoll () at /lib64/libc.so.6
#1  0x00007f11560794b1 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /usr/lib64/libQt5Core.so.5
#2  0x00007f115607adaa in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#3  0x00007f1156027aea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#4  0x00007f1155e55813 in QThread::exec() () at /usr/lib64/libQt5Core.so.5
#5  0x00007f114f980385 in  () at /usr/lib64/libQt5DBus.so.5
#6  0x00007f1155e5a4c8 in  () at /usr/lib64/libQt5Core.so.5
#7  0x00007f1151c85537 in start_thread () at /lib64/libpthread.so.0
#8  0x00007f11589d004f in clone () at /lib64/libc.so.6

Thread 1 (Thread 0x7f1159025e00 (LWP 13389)):
[KCrash Handler]
#6  0x00007f1151610fd4 in  () at /usr/lib64/libkwinglutils.so.10
#7  0x00007f1151612aae in KWin::GLVertexBuffer::setData(int, int, float const*, float const*) () at /usr/lib64/libkwinglutils.so.10
#8  0x00007f1158576737 in  () at /usr/lib64/libkwin.so.5
#9  0x00007f115858dc3f in  () at /usr/lib64/libkwin.so.5
#10 0x00007f115858dd56 in KWin::EffectsHandlerImpl::paintEffectFrame(KWin::EffectFrame*, QRegion, double, double) () at /usr/lib64/libkwin.so.5
#11 0x00007f11557fc665 in KWin::Effect::paintEffectFrame(KWin::EffectFrame*, QRegion, double, double) () at /usr/lib64/libkwineffects.so.10
#12 0x00007f115858dcf3 in KWin::EffectsHandlerImpl::paintEffectFrame(KWin::EffectFrame*, QRegion, double, double) () at /usr/lib64/libkwin.so.5
#13 0x00007f11553964c5 in  () at /usr/lib64/libkwin4_effect_builtins.so.1
#14 0x00007f115858dcf3 in KWin::EffectsHandlerImpl::paintEffectFrame(KWin::EffectFrame*, QRegion, double, double) () at /usr/lib64/libkwin.so.5
#15 0x00007f1155315439 in  () at /usr/lib64/libkwin4_effect_builtins.so.1
#16 0x00007f115858dcf3 in KWin::EffectsHandlerImpl::paintEffectFrame(KWin::EffectFrame*, QRegion, double, double) () at /usr/lib64/libkwin.so.5
#17 0x00007f11557fc665 in KWin::Effect::paintEffectFrame(KWin::EffectFrame*, QRegion, double, double) () at /usr/lib64/libkwineffects.so.10
#18 0x00007f115858dcf3 in KWin::EffectsHandlerImpl::paintEffectFrame(KWin::EffectFrame*, QRegion, double, double) () at /usr/lib64/libkwin.so.5
#19 0x00007f115858db6e in  () at /usr/lib64/libkwin.so.5
#20 0x00007f1155336c79 in  () at /usr/lib64/libkwin4_effect_builtins.so.1
#21 0x00007f115858afba in KWin::EffectsHandlerImpl::paintScreen(int, QRegion, KWin::ScreenPaintData&) () at /usr/lib64/libkwin.so.5
#22 0x00007f115855c612 in KWin::Scene::paintScreen(int*, QRegion const&, QRegion const&, QRegion*, QRegion*, QMatrix4x4 const&, QRect const&) () at /usr/lib64/libkwin.so.5
#23 0x00007f1158574441 in KWin::SceneOpenGL::paint(QRegion, QList<KWin::Toplevel*>) () at /usr/lib64/libkwin.so.5
#24 0x00007f115854f0ce in KWin::Compositor::performCompositing() () at /usr/lib64/libkwin.so.5
#25 0x00007f1156056573 in QObject::event(QEvent*) () at /usr/lib64/libQt5Core.so.5
#26 0x00007f1156d17eac in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#27 0x00007f1156d1f661 in QApplication::notify(QObject*, QEvent*) () at /usr/lib64/libQt5Widgets.so.5
#28 0x00007f1156029b00 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib64/libQt5Core.so.5
#29 0x00007f115607d10e in QTimerInfoList::activateTimers() () at /usr/lib64/libQt5Core.so.5
#30 0x00007f115607b01a in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#31 0x00007f113f29529d in  () at /usr/lib64/libQt5XcbQpa.so.5
#32 0x00007f1156027aea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib64/libQt5Core.so.5
#33 0x00007f115603025c in QCoreApplication::exec() () at /usr/lib64/libQt5Core.so.5
#34 0x00007f1158c91992 in kdemain () at /usr/lib64/libkdeinit5_kwin_x11.so
#35 0x00007f1158903541 in __libc_start_main () at /lib64/libc.so.6
#36 0x00000000004006ea in _start ()

Reported using DrKonqi
Comment 1 Martin Flöser 2017-04-15 15:50:08 UTC 
Unfortunately the backtrace is lacking debug symbols.  Due to that we don't see where it crashes.
Comment 2 Andrew Crouthamel 2018-09-28 02:34:42 UTC 
Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least 15 days. Please provide the requested information as soon as possible and set the bug status as REPORTED. Due to regular bug tracker maintenance, if the bug is still in NEEDSINFO status with no change in 30 days, the bug will be closed as RESOLVED > WORKSFORME due to lack of needed information.

For more information about our bug triaging procedures please read the wiki located here: https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

If you have already provided the requested information, please set the bug status as REPORTED so that the KDE team knows that the bug is ready to be confirmed.

Thank you for helping us make KDE software even better for everyone!
Comment 3 Andrew Crouthamel 2018-10-28 03:34:22 UTC 
Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least 30 days. The bug is now closed as RESOLVED > WORKSFORME due to lack of needed information.

For more information about our bug triaging procedures please read the wiki located here: https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

Thank you for helping us make KDE software even better for everyone!