https://bugs.kde.org/show_bug.cgi?id=397057
Bug ID: 397057
Summary: kwin crash when switching windows
Product: kwin
Version: 5.12.6
Platform: Ubuntu Packages
OS: Linux
Status: UNCONFIRMED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: pire...@gmail.com
Target Milestone: ---
Application: kwin_x11 (5.12.6)
Qt Version: 5.9.5
Frameworks Version: 5.44.0
Operating System: Linux 4.15.0-29-generic x86_64
Distribution: Ubuntu 18.04.1 LTS
-- Information about the crash:
- What I was doing when the application crashed:
Switching windows with alt+tab. Dual monitor system using nvidia binary driver.
- Unusual behavior I noticed:
none
The crash can be reproduced sometimes.
-- Backtrace:
Application: KWin (kwin_x11), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f6bd95efcc0 (LWP 31289))]
Thread 11 (Thread 0x7f6afcef6700 (LWP 11469)):
#0 0x00007f6bd1fc69f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55eb03c00654) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 0x00007f6bd1fc69f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55eb03c00600, cond=0x55eb03c00628) at pthread_cond_wait.c:502
#2 0x00007f6bd1fc69f3 in __pthread_cond_wait (cond=0x55eb03c00628,
mutex=0x55eb03c00600) at pthread_cond_wait.c:655
#3 0x00007f6bd612e59b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f6bd119a548 in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5 0x00007f6bd119a9aa in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6 0x00007f6bd612d16d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f6bd1fc06db in start_thread (arg=0x7f6afcef6700) at
pthread_create.c:463
#8 0x00007f6bd8f6b88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 10 (Thread 0x7f6aff734700 (LWP 11468)):
#0 0x00007f6bd8f5ecf6 in __GI_ppoll (fds=0x7f6af4000e98, nfds=1,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1 0x00007f6bd63605c1 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f6bd6361cde in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f6bd63099ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f6bd612822a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f6bd0aac6f5 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6 0x00007f6bd612d16d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f6bd1fc06db in start_thread (arg=0x7f6aff734700) at
pthread_create.c:463
#8 0x00007f6bd8f6b88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 9 (Thread 0x7f6b070e3700 (LWP 32104)):
#0 0x00007f6bd1fca10d in __lll_lock_wait () at
../sysdeps/unix/sysv/linux/x86_64/lowlevellock.S:135
#1 0x00007f6bd1fc3098 in __GI___pthread_mutex_lock (mutex=0x7f6ba8b387c0) at
../nptl/pthread_mutex_lock.c:113
#2 0x00007f6ba88b3cec in () at /usr/lib/x86_64-linux-gnu/libGLX_nvidia.so.0
#3 0x00007f6b9efc890c in () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.48
#4 0x00007f6bd115aee9 in
QSGBatchRenderer::Renderer::renderMergedBatch(QSGBatchRenderer::Batch const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5 0x00007f6bd115c165 in QSGBatchRenderer::Renderer::renderBatches() () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6 0x00007f6bd116185e in QSGBatchRenderer::Renderer::render() () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7 0x00007f6bd11522a0 in QSGRenderer::renderScene(QSGBindable const&) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#8 0x00007f6bd115275b in QSGRenderer::renderScene(unsigned int) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9 0x00007f6bd118c990 in
QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#10 0x00007f6bd11eaa08 in QQuickWindowPrivate::renderSceneGraph(QSize const&)
() at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#11 0x00007f6bd1195a5c in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#12 0x00007f6bd119a968 in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#13 0x00007f6bd612d16d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#14 0x00007f6bd1fc06db in start_thread (arg=0x7f6b070e3700) at
pthread_create.c:463
#15 0x00007f6bd8f6b88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 8 (Thread 0x7f6b07e7d700 (LWP 31365)):
#0 0x00007f6bd1fc69f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55eb0354cd24) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 0x00007f6bd1fc69f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55eb0354ccd0, cond=0x55eb0354ccf8) at pthread_cond_wait.c:502
#2 0x00007f6bd1fc69f3 in __pthread_cond_wait (cond=0x55eb0354ccf8,
mutex=0x55eb0354ccd0) at pthread_cond_wait.c:655
#3 0x00007f6bd612e59b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f6bd119a548 in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5 0x00007f6bd119a9aa in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6 0x00007f6bd612d16d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f6bd1fc06db in start_thread (arg=0x7f6b07e7d700) at
pthread_create.c:463
#8 0x00007f6bd8f6b88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 7 (Thread 0x7f6ba933e700 (LWP 31364)):
#0 0x00007f6bd1fc69f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55eb02bf0b84) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 0x00007f6bd1fc69f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55eb02bf0b30, cond=0x55eb02bf0b58) at pthread_cond_wait.c:502
#2 0x00007f6bd1fc69f3 in __pthread_cond_wait (cond=0x55eb02bf0b58,
mutex=0x55eb02bf0b30) at pthread_cond_wait.c:655
#3 0x00007f6bd612e59b in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f6bd119a548 in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5 0x00007f6bd119a9aa in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6 0x00007f6bd612d16d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f6bd1fc06db in start_thread (arg=0x7f6ba933e700) at
pthread_create.c:463
#8 0x00007f6bd8f6b88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 6 (Thread 0x7f6bb7fff700 (LWP 31363)):
#0 0x00007f6bd8f5ecf6 in __GI_ppoll (fds=0x7f6bac012c78, nfds=1,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1 0x00007f6bd63605c1 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f6bd6361cde in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f6bd63099ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f6bd612822a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f6bd0aac6f5 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6 0x00007f6bd612d16d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f6bd1fc06db in start_thread (arg=0x7f6bb7fff700) at
pthread_create.c:463
#8 0x00007f6bd8f6b88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 5 (Thread 0x7f6b9dfff700 (LWP 31362)):
#0 0x00007f6bd8f5ecf6 in __GI_ppoll (fds=0x7f6b98001a38, nfds=1,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1 0x00007f6bd63605c1 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f6bd6361cde in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f6bd63099ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f6bd612822a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f6bd0aac6f5 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6 0x00007f6bd612d16d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f6bd1fc06db in start_thread (arg=0x7f6b9dfff700) at
pthread_create.c:463
#8 0x00007f6bd8f6b88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 4 (Thread 0x7f6b95f73700 (LWP 31302)):
#0 0x00007f6bd1fc69f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f6bd555dfb8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 0x00007f6bd1fc69f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f6bd555df68, cond=0x7f6bd555df90) at pthread_cond_wait.c:502
#2 0x00007f6bd1fc69f3 in __pthread_cond_wait (cond=0x7f6bd555df90,
mutex=0x7f6bd555df68) at pthread_cond_wait.c:655
#3 0x00007f6bd52675f4 in () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4 0x00007f6bd5267639 in () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5 0x00007f6bd1fc06db in start_thread (arg=0x7f6b95f73700) at
pthread_create.c:463
#6 0x00007f6bd8f6b88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7f6bb6dd0700 (LWP 31299)):
#0 0x00007f6bd6361b1f in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#1 0x00007f6bd63099ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f6bd612822a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f6bd0aac6f5 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#4 0x00007f6bd612d16d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f6bd1fc06db in start_thread (arg=0x7f6bb6dd0700) at
pthread_create.c:463
#6 0x00007f6bd8f6b88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7f6bbd8fd700 (LWP 31291)):
#0 0x00007f6bd8f5ecf6 in __GI_ppoll (fds=0x7f6bb000ebe8, nfds=1,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1 0x00007f6bd63605c1 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f6bd6361cde in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f6bd63099ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f6bd612822a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f6bcf985d45 in () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#6 0x00007f6bd612d16d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f6bd1fc06db in start_thread (arg=0x7f6bbd8fd700) at
pthread_create.c:463
#8 0x00007f6bd8f6b88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7f6bd95efcc0 (LWP 31289)):
[KCrash Handler]
#6 0x00007f6b9efc8954 in () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.390.48
#7 0x00007f6bd194a83f in () at /usr/lib/x86_64-linux-gnu/libkwinglutils.so.11
#8 0x00007f6ba9351ac3 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kwin.scenes/KWinSceneOpenGL.so
#9 0x00007f6ba935a653 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kwin.scenes/KWinSceneOpenGL.so
#10 0x00007f6ba935a787 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kwin.scenes/KWinSceneOpenGL.so
#11 0x00007f6bd8acd956 in
KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#12 0x00007f6bd5870ff6 in () at
/usr/lib/x86_64-linux-gnu/libkwin4_effect_builtins.so.1
#13 0x00007f6bd8acd8ee in
KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#14 0x00007f6bd57e09fd in () at
/usr/lib/x86_64-linux-gnu/libkwin4_effect_builtins.so.1
#15 0x00007f6bd8acd8ee in
KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#16 0x00007f6bd5acf620 in KWin::Effect::drawWindow(KWin::EffectWindow*, int,
QRegion, KWin::WindowPaintData&) () at
/usr/lib/x86_64-linux-gnu/libkwineffects.so.11
#17 0x00007f6bd8acd8ee in
KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#18 0x00007f6bd5acf620 in KWin::Effect::drawWindow(KWin::EffectWindow*, int,
QRegion, KWin::WindowPaintData&) () at
/usr/lib/x86_64-linux-gnu/libkwineffects.so.11
#19 0x00007f6bd8acd8ee in
KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#20 0x00007f6bd8ab9860 in
KWin::Scene::finalPaintWindow(KWin::EffectWindowImpl*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#21 0x00007f6bd8acd77d in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#22 0x00007f6bd5acf4b0 in KWin::Effect::paintWindow(KWin::EffectWindow*, int,
QRegion, KWin::WindowPaintData&) () at
/usr/lib/x86_64-linux-gnu/libkwineffects.so.11
#23 0x00007f6bd8acd71e in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#24 0x00007f6bd5acf4b0 in KWin::Effect::paintWindow(KWin::EffectWindow*, int,
QRegion, KWin::WindowPaintData&) () at
/usr/lib/x86_64-linux-gnu/libkwineffects.so.11
#25 0x00007f6bd8acd71e in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#26 0x00007f6bd585e100 in () at
/usr/lib/x86_64-linux-gnu/libkwin4_effect_builtins.so.1
#27 0x00007f6bd8acd71e in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#28 0x00007f6bd5869f81 in () at
/usr/lib/x86_64-linux-gnu/libkwin4_effect_builtins.so.1
#29 0x00007f6bd8acd71e in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#30 0x00007f6bd8abfbd2 in KWin::Scene::paintWindow(KWin::Scene::Window*, int,
QRegion, KWin::WindowQuadList) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#31 0x00007f6bd8abe94c in KWin::Scene::paintSimpleScreen(int, QRegion) () at
/usr/lib/x86_64-linux-gnu/libkwin.so.5
#32 0x00007f6ba934ec92 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kwin.scenes/KWinSceneOpenGL.so
#33 0x00007f6bd8abf167 in KWin::Scene::finalPaintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#34 0x00007f6bd8acd4d5 in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#35 0x00007f6bd5acf401 in KWin::Effect::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwineffects.so.11
#36 0x00007f6bd8acd47d in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#37 0x00007f6bd5acf401 in KWin::Effect::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwineffects.so.11
#38 0x00007f6bd8acd47d in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#39 0x00007f6bd5acf401 in KWin::Effect::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwineffects.so.11
#40 0x00007f6bd8acd47d in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#41 0x00007f6bd5acf401 in KWin::Effect::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwineffects.so.11
#42 0x00007f6bd8acd47d in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#43 0x00007f6bd8abee5e in KWin::Scene::paintScreen(int*, QRegion const&,
QRegion const&, QRegion*, QRegion*, QMatrix4x4 const&, QRect const&) () at
/usr/lib/x86_64-linux-gnu/libkwin.so.5
#44 0x00007f6ba9354541 in KWin::SceneOpenGL::paint(QRegion,
QList<KWin::Toplevel*>) () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kwin.scenes/KWinSceneOpenGL.so
#45 0x00007f6bd8ab13e2 in KWin::Compositor::performCompositing() () at
/usr/lib/x86_64-linux-gnu/libkwin.so.5
#46 0x00007f6bd633b0db in QObject::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#47 0x00007f6bd708982c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#48 0x00007f6bd70910f4 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#49 0x00007f6bd630b9a8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#50 0x00007f6bd6363d8e in QTimerInfoList::activateTimers() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#51 0x00007f6bd6361f42 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#52 0x00007f6bc0e9a5cd in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#53 0x00007f6bd63099ea in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#54 0x00007f6bd6312a84 in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#55 0x00007f6bd9243dbb in kdemain () at
/usr/lib/x86_64-linux-gnu/libkdeinit5_kwin_x11.so
#56 0x00007f6bd8e6bb97 in __libc_start_main (main=0x55eb01054730, argc=1,
argv=0x7ffe2c9c1468, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffe2c9c1458) at ../csu/libc-start.c:310
#57 0x000055eb0105476a in _start ()
Reported using DrKonqi
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