https://bugs.kde.org/show_bug.cgi?id=406767
Bug ID: 406767
Summary: kwin segmentation fault
Product: kwin
Version: 5.12.7
Platform: Ubuntu Packages
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: liem...@gmail.com
Target Milestone: ---
Application: kwin_x11 (5.12.7)
Qt Version: 5.9.5
Frameworks Version: 5.47.0
Operating System: Linux 4.15.0-47-generic x86_64
Distribution: Ubuntu 18.04.2 LTS
-- Information about the crash:
- What I was doing when the application crashed:
Sometimes when I wake my computer up from standby the desktop gets black. I
have to run the command "plasmashell", then the KDE desktop works again
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 0x7f8a6a0e9cc0 (LWP 4045))]
Thread 8 (Thread 0x7f8a3dfc8700 (LWP 9145)):
[KCrash Handler]
#6 0x00007f8a37289020 in () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.418.56
#7 0x00007f8a371766aa in () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.418.56
#8 0x00007f8a3717e413 in () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.418.56
#9 0x00007f8a371eb453 in () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.418.56
#10 0x00007f8a371eb619 in () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.418.56
#11 0x00007f8a371ede06 in () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.418.56
#12 0x00007f8a371ee4fe in () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.418.56
#13 0x00007f8a37183ba3 in () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.418.56
#14 0x00007f8a36da5b4b in () at
/usr/lib/x86_64-linux-gnu/libnvidia-glcore.so.418.56
#15 0x00007f8a61c49f88 in QSGBatchRenderer::Renderer::renderBatches() () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#16 0x00007f8a61c4f85e in QSGBatchRenderer::Renderer::render() () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#17 0x00007f8a61c402a0 in QSGRenderer::renderScene(QSGBindable const&) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#18 0x00007f8a61c4075b in QSGRenderer::renderScene(unsigned int) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#19 0x00007f8a61c7aaf0 in
QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#20 0x00007f8a61cd8b68 in QQuickWindowPrivate::renderSceneGraph(QSize const&)
() at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#21 0x00007f8a61c83bbc in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#22 0x00007f8a61c88ac8 in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#23 0x00007f8a66c2217d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f8a62aae6db in start_thread (arg=0x7f8a3dfc8700) at
pthread_create.c:463
#25 0x00007f8a69a6188f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 7 (Thread 0x7f8a4ce2e700 (LWP 9141)):
#0 0x00007f8a69a54cf6 in __GI_ppoll (fds=0x7f8a4401a778, nfds=1,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1 0x00007f8a66e55671 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f8a66e56d8e in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f8a66dfea1a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f8a66c1d23a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f8a6159a6f5 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6 0x00007f8a66c2217d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f8a62aae6db in start_thread (arg=0x7f8a4ce2e700) at
pthread_create.c:463
#8 0x00007f8a69a6188f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 6 (Thread 0x7f8a36393700 (LWP 6044)):
#0 0x00007f8a69a54cf6 in __GI_ppoll (fds=0x7f8a2c001298, nfds=1,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1 0x00007f8a66e55671 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f8a66e56d8e in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f8a66dfea1a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f8a66c1d23a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f8a66c2217d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x00007f8a62aae6db in start_thread (arg=0x7f8a36393700) at
pthread_create.c:463
#7 0x00007f8a69a6188f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 5 (Thread 0x7f8a35b92700 (LWP 4226)):
#0 0x00007f8a62ab49f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f8a66056fb8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 0x00007f8a62ab49f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f8a66056f68, cond=0x7f8a66056f90) at pthread_cond_wait.c:502
#2 0x00007f8a62ab49f3 in __pthread_cond_wait (cond=0x7f8a66056f90,
mutex=0x7f8a66056f68) at pthread_cond_wait.c:655
#3 0x00007f8a65d605f4 in () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4 0x00007f8a65d60639 in () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5 0x00007f8a62aae6db in start_thread (arg=0x7f8a35b92700) at
pthread_create.c:463
#6 0x00007f8a69a6188f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 4 (Thread 0x7f8a3ffff700 (LWP 4189)):
#0 0x00007f8a69a54cf6 in __GI_ppoll (fds=0x7f8a38000d28, nfds=1,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1 0x00007f8a66e55671 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f8a66e56d8e in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f8a66dfea1a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f8a66c1d23a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f8a6159a6f5 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6 0x00007f8a66c2217d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f8a62aae6db in start_thread (arg=0x7f8a3ffff700) at
pthread_create.c:463
#8 0x00007f8a69a6188f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7f8a4e0aa700 (LWP 4134)):
#0 0x00007f8a69a54cf6 in __GI_ppoll (fds=0x7f8a4000e918, nfds=1,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1 0x00007f8a66e55671 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f8a66e56d8e in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f8a66dfea1a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f8a66c1d23a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f8a6046ad45 in () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#6 0x00007f8a66c2217d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f8a62aae6db in start_thread (arg=0x7f8a4e0aa700) at
pthread_create.c:463
#8 0x00007f8a69a6188f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7f8a50707700 (LWP 4065)):
#0 0x00007f8a69a54bf9 in __GI___poll (fds=0x7f8a50706c68, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f8a6895d747 in () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007f8a6895f36a in xcb_wait_for_event () at
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007f8a515e62a9 in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4 0x00007f8a66c2217d in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f8a62aae6db in start_thread (arg=0x7f8a50707700) at
pthread_create.c:463
#6 0x00007f8a69a6188f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7f8a6a0e9cc0 (LWP 4045)):
#0 0x00007f8a62ab49f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x55790869b6b0) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 0x00007f8a62ab49f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x55790869b660, cond=0x55790869b688) at pthread_cond_wait.c:502
#2 0x00007f8a62ab49f3 in __pthread_cond_wait (cond=0x55790869b688,
mutex=0x55790869b660) at pthread_cond_wait.c:655
#3 0x00007f8a66c235ab in QWaitCondition::wait(QMutex*, unsigned long) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f8a61c84e7d in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#5 0x00007f8a61c8796d in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#6 0x00007f8a61c88259 in () at /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#7 0x00007f8a673ce3d5 in QWindow::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#8 0x00007f8a61ce26c5 in QQuickWindow::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#9 0x00007f8a67b7e83c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#10 0x00007f8a67b86104 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#11 0x00007f8a66e009e8 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#12 0x00007f8a673c349f in
QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#13 0x00007f8a673c40dd in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#14 0x00007f8a6739b2eb in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() at /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#15 0x00007f8a516495d6 in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#16 0x00007f8a66dfea1a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#17 0x00007f8a66e07ac4 in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f8a69d39dbb in kdemain () at
/usr/lib/x86_64-linux-gnu/libkdeinit5_kwin_x11.so
#19 0x00007f8a69961b97 in __libc_start_main (main=0x5579073fb730, argc=1,
argv=0x7ffdaaa416d8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffdaaa416c8) at ../csu/libc-start.c:310
#20 0x00005579073fb76a in _start ()
Reported using DrKonqi
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