Application: KWin (kwin_x11), signal: Segmentation fault Using host libthread_db library "/usr/lib/libthread_db.so.1". [Current thread is 1 (Thread 0x7f1bbbedf880 (LWP 593))] Thread 6 (Thread 0x7f1b99869700 (LWP 612)): #0 0x00007f1bbb9b1428 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0 #1 0x00007f1bb9462b46 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQt5Core.so.5 #2 0x00007f1bb945e603 in ?? () from /usr/lib/libQt5Core.so.5 #3 0x00007f1bb946197e in ?? () from /usr/lib/libQt5Core.so.5 #4 0x00007f1bb11fc754 in ?? () from /usr/lib/libGL.so.1 #5 0x00007f1bbb9ab4a4 in start_thread () from /usr/lib/libpthread.so.0 #6 0x00007f1bbb6e913d in clone () from /usr/lib/libc.so.6 Thread 5 (Thread 0x7f1b98dc2700 (LWP 617)): #0 0x00007f1bbb6e1e23 in select () from /usr/lib/libc.so.6 #1 0x00007f1bb96949df in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () from /usr/lib/libQt5Core.so.5 #2 0x00007f1bb96964b7 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) () from /usr/lib/libQt5Core.so.5 #3 0x00007f1bb96969be in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5 #4 0x00007f1bb964033a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5 #5 0x00007f1bb945c9d4 in QThread::exec() () from /usr/lib/libQt5Core.so.5 #6 0x00007f1bb3af5a75 in ?? () from /usr/lib/libQt5Qml.so.5 #7 0x00007f1bb946197e in ?? () from /usr/lib/libQt5Core.so.5 #8 0x00007f1bb11fc754 in ?? () from /usr/lib/libGL.so.1 #9 0x00007f1bbb9ab4a4 in start_thread () from /usr/lib/libpthread.so.0 #10 0x00007f1bbb6e913d in clone () from /usr/lib/libc.so.6 Thread 4 (Thread 0x7f1b933ff700 (LWP 633)): #0 0x00007f1bbb9b1428 in pthread_cond_timedwait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0 #1 0x00007f1bb9462b46 in QWaitCondition::wait(QMutex*, unsigned long) () from /usr/lib/libQt5Core.so.5 #2 0x00007f1bb945e603 in ?? () from /usr/lib/libQt5Core.so.5 #3 0x00007f1bb946197e in ?? () from /usr/lib/libQt5Core.so.5 #4 0x00007f1bb11fc754 in ?? () from /usr/lib/libGL.so.1 #5 0x00007f1bbb9ab4a4 in start_thread () from /usr/lib/libpthread.so.0 #6 0x00007f1bbb6e913d in clone () from /usr/lib/libc.so.6 Thread 3 (Thread 0x7f1b92543700 (LWP 640)): #0 0x00007f1bbb9b107f in pthread_cond_wait@@GLIBC_2.3.2 () from /usr/lib/libpthread.so.0 #1 0x00007f1bb83b0fb4 in ?? () from /usr/lib/libQt5Script.so.5 #2 0x00007f1bb83b0ff9 in ?? () from /usr/lib/libQt5Script.so.5 #3 0x00007f1bb11fc754 in ?? () from /usr/lib/libGL.so.1 #4 0x00007f1bbb9ab4a4 in start_thread () from /usr/lib/libpthread.so.0 #5 0x00007f1bbb6e913d in clone () from /usr/lib/libc.so.6 Thread 2 (Thread 0x7f1b07fff700 (LWP 814)): #0 0x00007f1bbb6e1e23 in select () from /usr/lib/libc.so.6 #1 0x00007f1bb96949df in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) () from /usr/lib/libQt5Core.so.5 #2 0x00007f1bb96964b7 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) () from /usr/lib/libQt5Core.so.5 #3 0x00007f1bb96969be in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5 #4 0x00007f1bb964033a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/libQt5Core.so.5 #5 0x00007f1bb945c9d4 in QThread::exec() () from /usr/lib/libQt5Core.so.5 #6 0x00007f1bb3af5a75 in ?? () from /usr/lib/libQt5Qml.so.5 #7 0x00007f1bb946197e in ?? () from /usr/lib/libQt5Core.so.5 #8 0x00007f1bb11fc754 in ?? () from /usr/lib/libGL.so.1 #9 0x00007f1bbb9ab4a4 in start_thread () from /usr/lib/libpthread.so.0 #10 0x00007f1bbb6e913d in clone () from /usr/lib/libc.so.6 Thread 1 (Thread 0x7f1bbbedf880 (LWP 593)): [KCrash Handler] #5 0x00007f1bb3a07c45 in ?? () from /usr/lib/libQt5Qml.so.5 #6 0x00007f1bb39aec15 in QV4::ExecutionEngine::newStringObject(QV4::Value const&) () from /usr/lib/libQt5Qml.so.5 #7 0x00007f1bb3a47d52 in QV4::Runtime::getProperty(QV4::ExecutionEngine*, QV4::Value const&, int) () from /usr/lib/libQt5Qml.so.5 #8 0x00007f1b91804c79 in ?? () #9 0x00007f1bb4636fa2 in QQuickItem::staticMetaObject () from /usr/lib/libQt5Quick.so.5 #10 0x00007f1aff401260 in ?? () #11 0x0000000001906370 in ?? () #12 0x00007f1aff401258 in ?? () #13 0x0000000001541990 in ?? () #14 0x00007f1bb9bc4c39 in ?? () from /usr/lib/libQt5Gui.so.5 #15 0x0000000001541990 in ?? () #16 0x0000000001541990 in ?? () #17 0x000000000178b078 in ?? () #18 0x0000000000000003 in ?? () #19 0x0000000000afb750 in ?? () #20 0x00007f1bb3e37300 in ?? () from /usr/lib/libQt5Qml.so.5 #21 0x00007f1aff4011f8 in ?? () #22 0x0000000001541990 in ?? () #23 0x00007ffe5e0e5f90 in ?? () #24 0x00007f1b980212d0 in ?? () #25 0x0000000000000000 in ?? () Reproducible: Sometimes Steps to Reproduce: 1.login plasma 2.show desktop 3.open a few applications Actual Results: screen freezing Expected Results: need to reebot Application: KWin (kwin_x11), signal: Segmentation fault Using host libthread_db library "/usr/lib/libthread_db.so.1".
plasma 5.5.0.2
Looks a lot like bug #351839, would likely be induced by aurorae decoration. run: kwriteconfig5 --file kwinrc --group org.kde.kdecoration2 --key library org.kde.breeze problem gone?
Yeah solved , many thanks
*** This bug has been marked as a duplicate of bug 351839 ***