https://bugs.kde.org/show_bug.cgi?id=404823
Bug ID: 404823
Summary: Issue with tty
Product: kwin
Version: 5.15.1
Platform: Neon Packages
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: kwin-bugs-n...@kde.org
Reporter: yonab...@gmail.com
Target Milestone: ---
Application: kwin_x11 (5.15.1)
Qt Version: 5.12.0
Frameworks Version: 5.55.0
Operating System: Linux 4.15.0-45-generic x86_64
Distribution: KDE neon User Edition 5.15
-- Information about the crash:
- What I was doing when the application crashed:
Changing from plasma desktop to a tty. When back to desktop appears an icon
with a segmentation fault.
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 0x7f37e005b840 (LWP 1602))]
Thread 5 (Thread 0x7f37a7fff700 (LWP 1726)):
#0 0x00007f37d88bd9f3 in futex_wait_cancelable (private=<optimized out>,
expected=0, futex_word=0x7f37dbeb8fb8) at
../sysdeps/unix/sysv/linux/futex-internal.h:88
#1 0x00007f37d88bd9f3 in __pthread_cond_wait_common (abstime=0x0,
mutex=0x7f37dbeb8f68, cond=0x7f37dbeb8f90) at pthread_cond_wait.c:502
#2 0x00007f37d88bd9f3 in __pthread_cond_wait (cond=0x7f37dbeb8f90,
mutex=0x7f37dbeb8f68) at pthread_cond_wait.c:655
#3 0x00007f37dbbc2844 in () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#4 0x00007f37dbbc2889 in () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#5 0x00007f37d88b76db in start_thread (arg=0x7f37a7fff700) at
pthread_create.c:463
#6 0x00007f37df9b988f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 4 (Thread 0x7f37bdabf700 (LWP 1705)):
#0 0x00007f37df9accf6 in __GI_ppoll (fds=0x7f37ac000d28, nfds=1,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1 0x00007f37dcef0e41 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f37dcef254e in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f37dce9664a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f37dccbe41a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f37d72bc2e5 in () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#6 0x00007f37dccbfbc2 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f37d88b76db in start_thread (arg=0x7f37bdabf700) at
pthread_create.c:463
#8 0x00007f37df9b988f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7f37c4c4f700 (LWP 1636)):
#0 0x00007f37df9accf6 in __GI_ppoll (fds=0x7f37b800e9d8, nfds=1,
timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1 0x00007f37dcef0e41 in qt_safe_poll(pollfd*, unsigned long, timespec const*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#2 0x00007f37dcef254e in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#3 0x00007f37dce9664a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x00007f37dccbe41a in QThread::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f37d611e015 in () at /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#6 0x00007f37dccbfbc2 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#7 0x00007f37d88b76db in start_thread (arg=0x7f37c4c4f700) at
pthread_create.c:463
#8 0x00007f37df9b988f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7f37c713f700 (LWP 1609)):
#0 0x00007f37df9acbf9 in __GI___poll (fds=0x7f37c713ec78, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f37dc9fb747 in () at /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x00007f37dc9fd36a in xcb_wait_for_event () at
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x00007f37c7e6a32a in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4 0x00007f37dccbfbc2 in () at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x00007f37d88b76db in start_thread (arg=0x7f37c713f700) at
pthread_create.c:463
#6 0x00007f37df9b988f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7f37e005b840 (LWP 1602)):
[KCrash Handler]
#6 0x00007f37dc1d1a0e in () at
/usr/lib/x86_64-linux-gnu/libkwin4_effect_builtins.so.1
#7 0x00007f37dc1d1ae4 in () at
/usr/lib/x86_64-linux-gnu/libkwin4_effect_builtins.so.1
#8 0x00007f37dc1d3055 in () at
/usr/lib/x86_64-linux-gnu/libkwin4_effect_builtins.so.1
#9 0x00007f37dc1d3a4b in () at
/usr/lib/x86_64-linux-gnu/libkwin4_effect_builtins.so.1
#10 0x00007f37df5006ae in
KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#11 0x00007f37dc143975 in () at
/usr/lib/x86_64-linux-gnu/libkwin4_effect_builtins.so.1
#12 0x00007f37df5006ae in
KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#13 0x00007f37df4ec710 in
KWin::Scene::finalPaintWindow(KWin::EffectWindowImpl*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#14 0x00007f37df50053d in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#15 0x00007f37dc4371b0 in KWin::Effect::paintWindow(KWin::EffectWindow*, int,
QRegion, KWin::WindowPaintData&) () at
/usr/lib/x86_64-linux-gnu/libkwineffects.so.12
#16 0x00007f37df5004de in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#17 0x00007f37dc4371b0 in KWin::Effect::paintWindow(KWin::EffectWindow*, int,
QRegion, KWin::WindowPaintData&) () at
/usr/lib/x86_64-linux-gnu/libkwineffects.so.12
#18 0x00007f37df5004de in
KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion,
KWin::WindowPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#19 0x00007f37df4f2bc5 in KWin::Scene::paintWindow(KWin::Scene::Window*, int,
QRegion, KWin::WindowQuadList) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#20 0x00007f37df4eed51 in KWin::Scene::paintSimpleScreen(int, QRegion) () at
/usr/lib/x86_64-linux-gnu/libkwin.so.5
#21 0x00007f37bc64ff22 in () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kwin.scenes/KWinSceneOpenGL.so
#22 0x00007f37df4f20a7 in KWin::Scene::finalPaintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#23 0x00007f37df500295 in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#24 0x00007f37dc437101 in KWin::Effect::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwineffects.so.12
#25 0x00007f37df50023d in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#26 0x00007f37dc437101 in KWin::Effect::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwineffects.so.12
#27 0x00007f37df50023d in KWin::EffectsHandlerImpl::paintScreen(int, QRegion,
KWin::ScreenPaintData&) () at /usr/lib/x86_64-linux-gnu/libkwin.so.5
#28 0x00007f37df4f1d9e 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
#29 0x00007f37bc656391 in KWin::SceneOpenGL::paint(QRegion,
QList<KWin::Toplevel*>) () at
/usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kwin.scenes/KWinSceneOpenGL.so
#30 0x00007f37df4e4122 in KWin::Compositor::performCompositing() () at
/usr/lib/x86_64-linux-gnu/libkwin.so.5
#31 0x00007f37dcec894b in QObject::event(QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#32 0x00007f37ddc9383c in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#33 0x00007f37ddc9add0 in QApplication::notify(QObject*, QEvent*) () at
/usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#34 0x00007f37dce98328 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#35 0x00007f37dcef45a9 in QTimerInfoList::activateTimers() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#36 0x00007f37dcef27b2 in
QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
at /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#37 0x00007f37c7e6b68e in () at /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#38 0x00007f37dce9664a in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#39 0x00007f37dce9f800 in QCoreApplication::exec() () at
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#40 0x00007f37dfc98dbb in kdemain () at
/usr/lib/x86_64-linux-gnu/libkdeinit5_kwin_x11.so
#41 0x00007f37df8b9b97 in __libc_start_main (main=0x55cc21c08720, argc=1,
argv=0x7ffd078ce3a8, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffd078ce398) at ../csu/libc-start.c:310
#42 0x000055cc21c0875a in _start ()
Reported using DrKonqi
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