https://bugs.kde.org/show_bug.cgi?id=412642
Bug ID: 412642 Summary: kwin closed unexpectedly Product: kwin Version: 5.16.4 Platform: Ubuntu Packages OS: Linux Status: REPORTED Keywords: drkonqi Severity: crash Priority: NOR Component: general Assignee: kwin-bugs-n...@kde.org Reporter: 16fr4...@gmail.com Target Milestone: --- Application: kwin_x11 (5.16.4) Qt Version: 5.12.2 Frameworks Version: 5.61.0 Operating System: Linux 5.0.0-29-generic x86_64 Distribution: Ubuntu 19.04 -- Information about the crash: - What I was doing when the application crashed: I was moving between my four virtual desktops too many times to exchange applications, until kwin reported a serious bug and the entire desktop get restarted. 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 0x7f31a2450880 (LWP 1443))] Thread 8 (Thread 0x7f31993ac700 (LWP 26421)): #0 0x00007f31a7e9d3bb in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b42c326ae0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 0x00007f31a7e9d3bb in __pthread_cond_wait_common (abstime=0x0, mutex=0x55b42c326a90, cond=0x55b42c326ab8) at pthread_cond_wait.c:502 #2 0x00007f31a7e9d3bb in __pthread_cond_wait (cond=0x55b42c326ab8, mutex=0x55b42c326a90) at pthread_cond_wait.c:655 #3 0x00007f31a8cfc733 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f31a8cfc819 in QWaitCondition::wait(QMutex*, unsigned long) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f31a79da5d9 in () at /lib/x86_64-linux-gnu/libQt5Quick.so.5 #6 0x00007f31a79da83a in () at /lib/x86_64-linux-gnu/libQt5Quick.so.5 #7 0x00007f31a8cf6612 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f31a7e97182 in start_thread (arg=<optimized out>) at pthread_create.c:486 #9 0x00007f31aa39cb1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 7 (Thread 0x7f319adee700 (LWP 22121)): #0 0x00007f31a7e9d3bb in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b42c0ec814) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 0x00007f31a7e9d3bb in __pthread_cond_wait_common (abstime=0x0, mutex=0x55b42c0ec7c0, cond=0x55b42c0ec7e8) at pthread_cond_wait.c:502 #2 0x00007f31a7e9d3bb in __pthread_cond_wait (cond=0x55b42c0ec7e8, mutex=0x55b42c0ec7c0) at pthread_cond_wait.c:655 #3 0x00007f31a8cfc733 in QWaitCondition::wait(QMutex*, QDeadlineTimer) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f31a8cfc819 in QWaitCondition::wait(QMutex*, unsigned long) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f31a79da5d9 in () at /lib/x86_64-linux-gnu/libQt5Quick.so.5 #6 0x00007f31a79da83a in () at /lib/x86_64-linux-gnu/libQt5Quick.so.5 #7 0x00007f31a8cf6612 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #8 0x00007f31a7e97182 in start_thread (arg=<optimized out>) at pthread_create.c:486 #9 0x00007f31aa39cb1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 6 (Thread 0x7f31899ba700 (LWP 16235)): #0 0x00007f31aa390826 in __GI_ppoll (fds=0x7f3178003058, nfds=1, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39 #1 0x00007f31a8efb041 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f31a8efc4b9 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f31a8eaa5bb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f31a8cf52c6 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f31a7653ef5 in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5 #6 0x00007f31a8cf6612 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f31a7e97182 in start_thread (arg=<optimized out>) at pthread_create.c:486 #8 0x00007f31aa39cb1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 5 (Thread 0x7f31891b9700 (LWP 1624)): #0 0x00007f31a7e9d3bb in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f31a888cfb8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 0x00007f31a7e9d3bb in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f31a888cf68, cond=0x7f31a888cf90) at pthread_cond_wait.c:502 #2 0x00007f31a7e9d3bb in __pthread_cond_wait (cond=0x7f31a888cf90, mutex=0x7f31a888cf68) at pthread_cond_wait.c:655 #3 0x00007f31a8796eca in () at /lib/x86_64-linux-gnu/libQt5Script.so.5 #4 0x00007f31a8796ee9 in () at /lib/x86_64-linux-gnu/libQt5Script.so.5 #5 0x00007f31a7e97182 in start_thread (arg=<optimized out>) at pthread_create.c:486 #6 0x00007f31aa39cb1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 4 (Thread 0x7f318b56c700 (LWP 1602)): #0 0x00007f31a7e9d3bb in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b42b857628) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 0x00007f31a7e9d3bb in __pthread_cond_wait_common (abstime=0x0, mutex=0x55b42b8575d8, cond=0x55b42b857600) at pthread_cond_wait.c:502 #2 0x00007f31a7e9d3bb in __pthread_cond_wait (cond=0x55b42b857600, mutex=0x55b42b8575d8) at pthread_cond_wait.c:655 #3 0x00007f318b7bd36b in () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so #4 0x00007f318b7bd0d7 in () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so #5 0x00007f31a7e97182 in start_thread (arg=<optimized out>) at pthread_create.c:486 #6 0x00007f31aa39cb1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 3 (Thread 0x7f319a5ed700 (LWP 1593)): #0 0x00007f31aa390826 in __GI_ppoll (fds=0x7f3190000d28, nfds=1, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39 #1 0x00007f31a8efb041 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f31a8efc4b9 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f31a8eaa5bb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f31a8cf52c6 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f31a7653ef5 in () at /lib/x86_64-linux-gnu/libQt5Qml.so.5 #6 0x00007f31a8cf6612 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f31a7e97182 in start_thread (arg=<optimized out>) at pthread_create.c:486 #8 0x00007f31aa39cb1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 2 (Thread 0x7f319bfff700 (LWP 1493)): #0 0x00007f31aa390826 in __GI_ppoll (fds=0x7f319400e988, nfds=1, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39 #1 0x00007f31a8efb041 in qt_safe_poll(pollfd*, unsigned long, timespec const*) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #2 0x00007f31a8efc4b9 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #3 0x00007f31a8eaa5bb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #4 0x00007f31a8cf52c6 in QThread::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #5 0x00007f31a70af565 in () at /lib/x86_64-linux-gnu/libQt5DBus.so.5 #6 0x00007f31a8cf6612 in () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #7 0x00007f31a7e97182 in start_thread (arg=<optimized out>) at pthread_create.c:486 #8 0x00007f31aa39cb1f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 1 (Thread 0x7f31a2450880 (LWP 1443)): [KCrash Handler] #6 0x00007f31aa0142df in KWin::AbstractClient::setDesktops(QVector<KWin::VirtualDesktop*>) () at /lib/x86_64-linux-gnu/libkwin.so.5 #7 0x00007f31aa0ebc6b in KWin::EffectsHandlerImpl::windowToDesktops(KWin::EffectWindow*, QVector<unsigned int> const&) () at /lib/x86_64-linux-gnu/libkwin.so.5 #8 0x00007f31a893d925 in () at /lib/x86_64-linux-gnu/libkwin4_effect_builtins.so.1 #9 0x00007f31aa0ede4f in KWin::EffectsHandlerImpl::checkInputWindowEvent(QMouseEvent*) () at /lib/x86_64-linux-gnu/libkwin.so.5 #10 0x00007f31a060d4ac in () at /usr/lib/x86_64-linux-gnu/qt5/plugins/org.kde.kwin.platforms/KWinX11Platform.so #11 0x00007f31aa07c9f9 in KWin::Workspace::workspaceEvent(xcb_generic_event_t*) () at /lib/x86_64-linux-gnu/libkwin.so.5 #12 0x00007f31a8ea944f in QAbstractEventDispatcher::filterNativeEvent(QByteArray const&, void*, long*) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #13 0x00007f31a1aee580 in QXcbConnection::handleXcbEvent(xcb_generic_event_t*) () at /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #14 0x00007f31a1aef50d in QXcbConnection::processXcbEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #15 0x00007f31a1b19a1c in () at /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5 #16 0x00007f31a8eaa5bb in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #17 0x00007f31a8eb25e2 in QCoreApplication::exec() () at /lib/x86_64-linux-gnu/libQt5Core.so.5 #18 0x00007f31aa473df8 in kdemain () at /lib/x86_64-linux-gnu/libkdeinit5_kwin_x11.so #19 0x00007f31aa2a5b6b in __libc_start_main (main=0x55b42a6c4050, argc=3, argv=0x7ffd7530d338, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd7530d328) at ../csu/libc-start.c:308 #20 0x000055b42a6c408a in _start () [Inferior 1 (process 1443) detached] Reported using DrKonqi -- You are receiving this mail because: You are watching all bug changes.