https://bugs.kde.org/show_bug.cgi?id=412528
Bug ID: 412528
Summary: Crash of screen-locker
Product: kwin
Version: 5.16.90
Platform: unspecified
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: softexp...@gmail.com
Target Milestone: ---
Application: kwin_x11 (5.16.90)
Qt Version: 5.12.3
Frameworks Version: 5.63.0
Operating System: Linux 5.3.2-xanmod2 x86_64
Distribution: KDE neon Testing Edition
-- Information about the crash:
- What I was doing when the application crashed:
Screen was locked due to inactivity; screen-locker crashed
The crash can be reproduced every time.
-- 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 0x7f3c89d9f880 (LWP 2225))]
Thread 5 (Thread 0x7f3c42a04700 (LWP 2445)):
#0 0x00007f3c828449f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f3c8603ffb8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 0x00007f3c828449f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f3c8603ff68, cond=0x7f3c8603ff90) at pthread_cond_wait.c:502
#2 0x00007f3c828449f3 in __pthread_cond_wait (cond=0x7f3c8603ff90,
mutex=0x7f3c8603ff68) at pthread_cond_wait.c:655
#3 0x00007f3c85d49844 in () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4 0x00007f3c85d49889 in () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5 0x00007f3c8283e6db in start_thread (arg=0x7f3c42a04700) at
pthread_create.c:463
#6 0x00007f3c8972688f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 4 (Thread 0x7f3c6121f700 (LWP 2412)):
#0 0x00007f3c89719cf6 in __GI_ppoll (fds=0x7f3c58000d28, nfds=1,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1 0x00007f3c86c6dab1 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f3c86c6f1be in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f3c86c1303a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f3c86a3a4ca in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f3c8125bf05 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6 0x00007f3c86a3bc72 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f3c8283e6db in start_thread (arg=0x7f3c6121f700) at
pthread_create.c:463
#8 0x00007f3c8972688f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7f3c642f3700 (LWP 2271)):
#0 0x00007f3c89719cf6 in __GI_ppoll (fds=0x7f3c5c00b688, nfds=1,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1 0x00007f3c86c6dab1 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f3c86c6f1be in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f3c86c1303a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f3c86a3a4ca in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f3c7fe24015 in () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#6 0x00007f3c86a3bc72 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f3c8283e6db in start_thread (arg=0x7f3c642f3700) at
pthread_create.c:463
#8 0x00007f3c8972688f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7f3c70c8a700 (LWP 2245)):
#0 0x00007f3c89719bf9 in __GI___poll (fds=0x7f3c70c89c28, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f3c86777747 in () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007f3c8677936a in xcb_wait_for_event () at
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007f3c71fc5578 in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4 0x00007f3c86a3bc72 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f3c8283e6db in start_thread (arg=0x7f3c70c8a700) at
pthread_create.c:463
#6 0x00007f3c8972688f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7f3c89d9f880 (LWP 2225)):
[KCrash Handler]
#6 0x00007f3c8637e25f in KWin::WindowQuadList::makeInterleavedArrays(unsigned
int, KWin::GLVertex2D*, QMatrix4x4 const&) const () at
/usr/lib/x86_64-linux-gnu/libkwineffects.so.12
#7 0x00007f3c601cd4e2 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kwin.scenes/KWinSceneOpenGL.so
#8 0x00007f3c601d4983 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kwin.scenes/KWinSceneOpenGL.so
#9 0x00007f3c601d4ab7 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kwin.scenes/KWinSceneOpenGL.so
#10 0x00007f3c891e2426 in
KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#11 0x00007f3c8607ceca in () at
/usr/lib/x86_64-linux-gnu/libkwin4_effect_builtins.so.1
#12 0x00007f3c891e23be in
KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#13 0x00007f3c8637d220 in KWin::Effect::drawWindow(KWin::EffectWindow*, int,
QRegion, KWin::WindowPaintData&) () at
/usr/lib/x86_64-linux-gnu/libkwineffects.so.12
#14 0x00007f3c891e23be in
KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#15 0x00007f3c8637d220 in KWin::Effect::drawWindow(KWin::EffectWindow*, int,
QRegion, KWin::WindowPaintData&) () at
/usr/lib/x86_64-linux-gnu/libkwineffects.so.12
#16 0x00007f3c891e23be in
KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#17 0x00007f3c89280810 in
KWin::Scene::finalPaintWindow(KWin::EffectWindowImpl*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#18 0x00007f3c891e224d in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#19 0x00007f3c8637d0b0 in KWin::Effect::paintWindow(KWin::EffectWindow*, int,
QRegion, KWin::WindowPaintData&) () at
/usr/lib/x86_64-linux-gnu/libkwineffects.so.12
#20 0x00007f3c891e21ee in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#21 0x00007f3c860abb7c in () at
/usr/lib/x86_64-linux-gnu/libkwin4_effect_builtins.so.1
#22 0x00007f3c891e21ee in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#23 0x00007f3c86373cb7 in
KWin::AnimationEffect::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwineffects.so.12
#24 0x00007f3c891e21ee in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#25 0x00007f3c89286b25 in KWin::Scene::paintWindow(KWin::Scene::Window*, int,
QRegion, KWin::WindowQuadList) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#26 0x00007f3c89282e07 in KWin::Scene::paintSimpleScreen(int, QRegion) () at
/usr/lib/x86_64-linux-gnu/libkwin.so.5
#27 0x00007f3c601c96e2 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kwin.scenes/KWinSceneOpenGL.so
#28 0x00007f3c89286007 in KWin::Scene::finalPaintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#29 0x00007f3c891e1fa5 in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#30 0x00007f3c8637d001 in KWin::Effect::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwineffects.so.12
#31 0x00007f3c891e1f4d in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#32 0x00007f3c8637d001 in KWin::Effect::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwineffects.so.12
#33 0x00007f3c891e1f4d in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#34 0x00007f3c8637d001 in KWin::Effect::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwineffects.so.12
#35 0x00007f3c891e1f4d in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#36 0x00007f3c89285cfe 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
#37 0x00007f3c601d08b1 in KWin::SceneOpenGL::paint(QRegion,
QList<KWin::Toplevel*>) () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kwin.scenes/KWinSceneOpenGL.so
#38 0x00007f3c891ae676 in KWin::Compositor::performCompositing() () at
/usr/lib/x86_64-linux-gnu/libkwin.so.5
#39 0x00007f3c86c4539b in QObject::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#40 0x00007f3c87a1065c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#41 0x00007f3c87a17b90 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#42 0x00007f3c86c14d18 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#43 0x00007f3c86c71219 in QTimerInfoList::activateTimers() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#44 0x00007f3c86c6f422 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#45 0x00007f3c71fc691e in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#46 0x00007f3c86c1303a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#47 0x00007f3c86c1c170 in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#48 0x00007f3c899fed05 in kdemain () at
/usr/lib/x86_64-linux-gnu/libkdeinit5_kwin_x11.so
#49 0x00007f3c89626b97 in __libc_start_main (main=0x5603b3f67720, argc=3,
argv=0x7ffe6ba6f1e8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffe6ba6f1d8) at ../csu/libc-start.c:310
#50 0x00005603b3f6775a in _start ()
Possible duplicates by query: bug 412503, bug 412391, bug 412382, bug 412357,
bug 412349.
Reported using DrKonqi
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