https://bugs.kde.org/show_bug.cgi?id=374606
Bug ID: 374606 Summary: Kwin crash when using multimedia related applications. Screen goes blurry. Never happens when using Xrandr. Product: kwin Version: 5.8.5 Platform: Neon Packages OS: Linux Status: UNCONFIRMED Keywords: drkonqi Severity: crash Priority: NOR Component: general Assignee: kwin-bugs-n...@kde.org Reporter: prince.re...@gmail.com Target Milestone: --- Application: kwin_x11 (5.8.5) Qt Version: 5.7.0 Frameworks Version: 5.29.0 Operating System: Linux 4.9.0-040900-generic x86_64 Distribution: KDE neon User Edition 5.8 -- Information about the crash: - What I was doing when the application crashed: When using certain multimedia application like wine o webcam applications - Unusual behavior I noticed: Screen becomes blurry and buggy. It never happens when using XRanrar - Custom settings of the application: 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 0x7f3d8f31e900 (LWP 15991))] Thread 9 (Thread 0x7f3d4a21b700 (LWP 16799)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f3d8cac5a4b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f3d88156eed in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #3 0x00007f3d881577c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #4 0x00007f3d8cac4b98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f3d88b2f6ba in start_thread (arg=0x7f3d4a21b700) at pthread_create.c:333 #6 0x00007f3d8ee1b82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 8 (Thread 0x7f3d74acf700 (LWP 16632)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f3d8cac5a4b in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f3d88156eed in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #3 0x00007f3d881577c5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5 #4 0x00007f3d8cac4b98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f3d88b2f6ba in start_thread (arg=0x7f3d74acf700) at pthread_create.c:333 #6 0x00007f3d8ee1b82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 7 (Thread 0x7f3d49750700 (LWP 16629)): #0 0x00007f3d8ee0fb5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f3d8cceb60a in qt_safe_poll(pollfd*, unsigned long, timespec const*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f3d8ccecee8 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f3d8cc9acea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f3d8cabffb4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f3d87c8c675 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #6 0x00007f3d8cac4b98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f3d88b2f6ba in start_thread (arg=0x7f3d49750700) at pthread_create.c:333 #8 0x00007f3d8ee1b82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 6 (Thread 0x7f3d40e1d700 (LWP 15999)): #0 pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185 #1 0x00007f3d8be565c4 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #2 0x00007f3d8be56609 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #3 0x00007f3d88b2f6ba in start_thread (arg=0x7f3d40e1d700) at pthread_create.c:333 #4 0x00007f3d8ee1b82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 5 (Thread 0x7f3d5a958700 (LWP 15996)): #0 0x00007f3d8ee0fb5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f3d8cceb60a in qt_safe_poll(pollfd*, unsigned long, timespec const*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f3d8ccecee8 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f3d8cc9acea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f3d8cabffb4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f3d87c8c675 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #6 0x00007f3d8cac4b98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f3d88b2f6ba in start_thread (arg=0x7f3d5a958700) at pthread_create.c:333 #8 0x00007f3d8ee1b82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 4 (Thread 0x7f3d64950700 (LWP 15995)): #0 0x00007f3d8ee0fb5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f3d8cceb60a in qt_safe_poll(pollfd*, unsigned long, timespec const*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f3d8ccecee8 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f3d8cc9acea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f3d8cabffb4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f3d87c8c675 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5 #6 0x00007f3d8cac4b98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f3d88b2f6ba in start_thread (arg=0x7f3d64950700) at pthread_create.c:333 #8 0x00007f3d8ee1b82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 3 (Thread 0x7f3d76787700 (LWP 15993)): #0 0x00007f3d8ee0fb5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f3d8cceb60a in qt_safe_poll(pollfd*, unsigned long, timespec const*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f3d8ccecee8 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f3d8cc9acea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f3d8cabffb4 in QThread::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f3d8f43c7a5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5 #6 0x00007f3d8cac4b98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f3d88b2f6ba in start_thread (arg=0x7f3d76787700) at pthread_create.c:333 #8 0x00007f3d8ee1b82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 2 (Thread 0x7f3d784bd700 (LWP 15992)): #0 0x00007f3d8ee0fb5d in poll () at ../sysdeps/unix/syscall-template.S:84 #1 0x00007f3d8df75c62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f3d8df778d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f3d79596a39 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #4 0x00007f3d8cac4b98 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f3d88b2f6ba in start_thread (arg=0x7f3d784bd700) at pthread_create.c:333 #6 0x00007f3d8ee1b82d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109 Thread 1 (Thread 0x7f3d8f31e900 (LWP 15991)): [KCrash Handler] #6 0x0000000100000000 in ?? () #7 0x00007f3d8cccdcd0 in QObject::connect(QObject const*, char const*, QObject const*, char const*, Qt::ConnectionType) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f3d8be97437 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #9 0x00007f3d8be974ff in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #10 0x00007f3d8be97792 in QScriptEngine::newQObject(QObject*, QScriptEngine::ValueOwnership, QFlags<QScriptEngine::QObjectWrapOption> const&) () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #11 0x00007f3d8ea0b67c in ?? () from /usr/lib/x86_64-linux-gnu/libkwin.so.5 #12 0x00007f3d8be979f5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #13 0x00007f3d8bebeaf3 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #14 0x00007f3d8bec7155 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5 #15 0x00007f3d8ccc7c94 in QMetaObject::activate(QObject*, int, int, void**) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #16 0x00007f3d8c47e4a8 in KWin::EffectsHandler::desktopPresenceChanged(KWin::EffectWindow*, int, int) () from /usr/lib/x86_64-linux-gnu/libkwineffects.so.9 #17 0x00007f3d8c47fe71 in ?? () from /usr/lib/x86_64-linux-gnu/libkwineffects.so.9 #18 0x00007f3d8ccc8a19 in QObject::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #19 0x00007f3d8d58889c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #20 0x00007f3d8d590296 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5 #21 0x00007f3d8cc9ccf8 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #22 0x00007f3d8cc9f3bb in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #23 0x00007f3d8ccecd1a in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #24 0x00007f3d7960e86d in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #25 0x00007f3d8cc9acea in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #26 0x00007f3d8cca32fc in QCoreApplication::exec() () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5 #27 0x00007f3d8f0e7206 in kdemain () from /usr/lib/x86_64-linux-gnu/libkdeinit5_kwin_x11.so #28 0x00007f3d8ed35830 in __libc_start_main (main=0x400710, argc=3, argv=0x7ffd522f0618, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd522f0608) at ../csu/libc-start.c:291 #29 0x0000000000400749 in _start () Possible duplicates by query: bug 374340, bug 374119, bug 374117, bug 373872, bug 373726. Reported using DrKonqi -- You are receiving this mail because: You are watching all bug changes.