I repeatedly tried to drag a url from the url bar of Firefox running on Xwayland to my desktop. At some point Plasma crashed but coredumpctl gave me no coredump of Plasma. I ran plasmashell with GDB, pressed alt+tab, kwin_wayland crashed and all running apps were aborted. Operating System: Arch Linux KDE Plasma Version: 5.25.90 KDE Frameworks Version: 5.98.0 Qt Version: 5.15.6 Graphics Platform: Wayland Thread 10 (Thread 0x7fb7a98ba6c0 (LWP 55103)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x7fb7a98b9a60, op=137, expected=0, futex_word=0x563ef544f500) at futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x563ef544f500, expected=expected@entry=0, clockid=clockid@entry=1, abstime=abstime@entry=0x7fb7a98b9a60, private=private@entry=0, cancel=cancel@entry=true) at futex-internal.c:87 #2 0x00007fb7ece9c36f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x563ef544f500, expected=expected@entry=0, clockid=clockid@entry=1, abstime=abstime@entry=0x7fb7a98b9a60, private=private@entry=0) at futex-internal.c:139 #3 0x00007fb7ece9ee24 in __pthread_cond_wait_common (abstime=0x7fb7a98b9a60, clockid=1, mutex=0x563ef544f4b0, cond=0x563ef544f4d8) at pthread_cond_wait.c:503 #4 ___pthread_cond_timedwait64 (cond=0x563ef544f4d8, mutex=0x563ef544f4b0, abstime=0x7fb7a98b9a60) at pthread_cond_wait.c:643 #5 0x00007fb7edceb6d4 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (deadline=..., this=0x563ef544f4b0) at thread/qwaitcondition_unix.cpp:136 #6 QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x563ef544f4b0) at thread/qwaitcondition_unix.cpp:144 #7 QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=<optimized out>, mutex=0x563ef4906728, deadline=...) at thread/qwaitcondition_unix.cpp:225 #8 0x00007fb7edce8537 in QThreadPoolThread::run() (this=0x563ef54420f0) at thread/qthreadpool.cpp:140 #9 0x00007fb7edce42ba in QThreadPrivate::start(void*) (arg=0x563ef54420f0) at thread/qthread_unix.cpp:330 #10 0x00007fb7ece9f74d in start_thread (arg=<optimized out>) at pthread_create.c:442 #11 0x00007fb7ecf21700 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 9 (Thread 0x7fb7d37fe6c0 (LWP 35480)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x563ef5261760) at futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x563ef5261760, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at futex-internal.c:87 #2 0x00007fb7ece9c36f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x563ef5261760, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at futex-internal.c:139 #3 0x00007fb7ece9eb20 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563ef5261710, cond=0x563ef5261738) at pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x563ef5261738, mutex=0x563ef5261710) at pthread_cond_wait.c:618 #5 0x00007fb7e5ab2c5c in cnd_wait () at ../mesa-22.1.7/include/c11/threads_posix.h:155 #6 util_queue_thread_func() () at ../mesa-22.1.7/src/util/u_queue.c:294 #7 0x00007fb7e5aac35c in impl_thrd_routine() () at ../mesa-22.1.7/include/c11/threads_posix.h:87 #8 0x00007fb7ece9f74d in start_thread (arg=<optimized out>) at pthread_create.c:442 #9 0x00007fb7ecf21700 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 8 (Thread 0x7fb7d2ffd6c0 (LWP 8316)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x7fb7aa491550) at futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x7fb7aa491550, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at futex-internal.c:87 #2 0x00007fb7ece9c36f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x7fb7aa491550, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at futex-internal.c:139 #3 0x00007fb7ece9eb20 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fb7aa491500, cond=0x7fb7aa491528) at pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x7fb7aa491528, mutex=0x7fb7aa491500) at pthread_cond_wait.c:618 #5 0x00007fb7e5ab2c5c in cnd_wait () at ../mesa-22.1.7/include/c11/threads_posix.h:155 #6 util_queue_thread_func() () at ../mesa-22.1.7/src/util/u_queue.c:294 #7 0x00007fb7e5aac35c in impl_thrd_routine() () at ../mesa-22.1.7/include/c11/threads_posix.h:87 #8 0x00007fb7ece9f74d in start_thread (arg=<optimized out>) at pthread_create.c:442 #9 0x00007fb7ecf21700 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 7 (Thread 0x7fb7e81ff6c0 (LWP 731)): #0 0x00007fb7ecf13e5f in __GI___poll (fds=0x7fb7e00053e0, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fb7ebac6e2f in g_main_context_poll (priority=<optimized out>, n_fds=3, fds=0x7fb7e00053e0, timeout=<optimized out>, context=0x7fb7e0001cf0) at ../glib/glib/gmain.c:4543 #2 g_main_context_iterate.constprop.0 (context=0x7fb7e0001cf0, block=1, dispatch=1, self=<optimized out>) at ../glib/glib/gmain.c:4233 #3 0x00007fb7eba6f0d2 in g_main_context_iteration (context=0x7fb7e0001cf0, may_block=1) at ../glib/glib/gmain.c:4303 #4 0x00007fb7eded750c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7e0000b70, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #5 0x00007fb7ede8532c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7e81fead0, flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #6 0x00007fb7edce749f in QThread::exec() (this=this@entry=0x7fb7efdd6560 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #7 0x00007fb7efd7acba in QDBusConnectionManager::run() (this=0x7fb7efdd6560 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at /usr/src/debug/qtbase/src/dbus/qdbusconnection.cpp:179 #8 0x00007fb7edce42ba in QThreadPrivate::start(void*) (arg=0x7fb7efdd6560 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:330 #9 0x00007fb7ece9f74d in start_thread (arg=<optimized out>) at pthread_create.c:442 #10 0x00007fb7ecf21700 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 6 (Thread 0x7fb7aa0bb6c0 (LWP 55105)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x7fb7aa0baa60, op=137, expected=0, futex_word=0x563ef490aaa0) at futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x563ef490aaa0, expected=expected@entry=0, clockid=clockid@entry=1, abstime=abstime@entry=0x7fb7aa0baa60, private=private@entry=0, cancel=cancel@entry=true) at futex-internal.c:87 #2 0x00007fb7ece9c36f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x563ef490aaa0, expected=expected@entry=0, clockid=clockid@entry=1, abstime=abstime@entry=0x7fb7aa0baa60, private=private@entry=0) at futex-internal.c:139 #3 0x00007fb7ece9ee24 in __pthread_cond_wait_common (abstime=0x7fb7aa0baa60, clockid=1, mutex=0x563ef490aa50, cond=0x563ef490aa78) at pthread_cond_wait.c:503 #4 ___pthread_cond_timedwait64 (cond=0x563ef490aa78, mutex=0x563ef490aa50, abstime=0x7fb7aa0baa60) at pthread_cond_wait.c:643 #5 0x00007fb7edceb6d4 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (deadline=..., this=0x563ef490aa50) at thread/qwaitcondition_unix.cpp:136 #6 QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x563ef490aa50) at thread/qwaitcondition_unix.cpp:144 #7 QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=<optimized out>, mutex=0x563ef4906728, deadline=...) at thread/qwaitcondition_unix.cpp:225 #8 0x00007fb7edce8537 in QThreadPoolThread::run() (this=0x563ef4906410) at thread/qthreadpool.cpp:140 #9 0x00007fb7edce42ba in QThreadPrivate::start(void*) (arg=0x563ef4906410) at thread/qthread_unix.cpp:330 #10 0x00007fb7ece9f74d in start_thread (arg=<optimized out>) at pthread_create.c:442 #11 0x00007fb7ecf21700 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 5 (Thread 0x7fb7d27fc6c0 (LWP 745)): #0 0x00007fb7ecf13e5f in __GI___poll (fds=0x7fb7b80029e0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fb7ebac6e2f in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7fb7b80029e0, timeout=<optimized out>, context=0x7fb7b8000c30) at ../glib/glib/gmain.c:4543 #2 g_main_context_iterate.constprop.0 (context=0x7fb7b8000c30, block=1, dispatch=1, self=<optimized out>) at ../glib/glib/gmain.c:4233 #3 0x00007fb7eba6f0d2 in g_main_context_iteration (context=0x7fb7b8000c30, may_block=1) at ../glib/glib/gmain.c:4303 #4 0x00007fb7eded750c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7b8000b70, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #5 0x00007fb7ede8532c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7d27fbae0, flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #6 0x00007fb7edce749f in QThread::exec() (this=this@entry=0x563ef4a4adf0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #7 0x00007fb7eecc0300 in QQmlThreadPrivate::run() (this=0x563ef4a4adf0) at /usr/src/debug/qtdeclarative/src/qml/qml/ftw/qqmlthread.cpp:155 #8 0x00007fb7edce42ba in QThreadPrivate::start(void*) (arg=0x563ef4a4adf0) at thread/qthread_unix.cpp:330 #9 0x00007fb7ece9f74d in start_thread (arg=<optimized out>) at pthread_create.c:442 #10 0x00007fb7ecf21700 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 4 (Thread 0x7fb7d3fff6c0 (LWP 742)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x7fb7e4717550) at futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x7fb7e4717550, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at futex-internal.c:87 #2 0x00007fb7ece9c36f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x7fb7e4717550, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at futex-internal.c:139 #3 0x00007fb7ece9eb20 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7fb7e4717500, cond=0x7fb7e4717528) at pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x7fb7e4717528, mutex=0x7fb7e4717500) at pthread_cond_wait.c:618 #5 0x00007fb7e5ab2c5c in cnd_wait () at ../mesa-22.1.7/include/c11/threads_posix.h:155 #6 util_queue_thread_func() () at ../mesa-22.1.7/src/util/u_queue.c:294 #7 0x00007fb7e5aac35c in impl_thrd_routine() () at ../mesa-22.1.7/include/c11/threads_posix.h:87 #8 0x00007fb7ece9f74d in start_thread (arg=<optimized out>) at pthread_create.c:442 #9 0x00007fb7ecf21700 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 3 (Thread 0x7fb7e57566c0 (LWP 733)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x563ef46ff5e8) at futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x563ef46ff5e8, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at futex-internal.c:87 #2 0x00007fb7ece9c36f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x563ef46ff5e8, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at futex-internal.c:139 #3 0x00007fb7ece9eb20 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x563ef46ff598, cond=0x563ef46ff5c0) at pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x563ef46ff5c0, mutex=0x563ef46ff598) at pthread_cond_wait.c:618 #5 0x00007fb7e5ab2c5c in cnd_wait () at ../mesa-22.1.7/include/c11/threads_posix.h:155 #6 util_queue_thread_func() () at ../mesa-22.1.7/src/util/u_queue.c:294 #7 0x00007fb7e5aac35c in impl_thrd_routine() () at ../mesa-22.1.7/include/c11/threads_posix.h:87 #8 0x00007fb7ece9f74d in start_thread (arg=<optimized out>) at pthread_create.c:442 #9 0x00007fb7ecf21700 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 2 (Thread 0x7fb7e4f556c0 (LWP 734)): #0 0x00007fb7ecf13e5f in __GI___poll (fds=0x7fb7cc0029e0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007fb7ebac6e2f in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7fb7cc0029e0, timeout=<optimized out>, context=0x7fb7cc000c30) at ../glib/glib/gmain.c:4543 #2 g_main_context_iterate.constprop.0 (context=0x7fb7cc000c30, block=1, dispatch=1, self=<optimized out>) at ../glib/glib/gmain.c:4233 #3 0x00007fb7eba6f0d2 in g_main_context_iteration (context=0x7fb7cc000c30, may_block=1) at ../glib/glib/gmain.c:4303 #4 0x00007fb7eded750c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7cc000b70, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #5 0x00007fb7ede8532c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7fb7e4f54b00, flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #6 0x00007fb7edce749f in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #7 0x00007fb7edce42ba in QThreadPrivate::start(void*) (arg=0x563ef47181f8) at thread/qthread_unix.cpp:330 #8 0x00007fb7ece9f74d in start_thread (arg=<optimized out>) at pthread_create.c:442 #9 0x00007fb7ecf21700 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 1 (Thread 0x7fb7e85370c0 (LWP 702)): #0 0x00007fb7ef9feecb in KWin::TabBox::TabBoxHandlerPrivate::updateHighlightWindows() (this=0x563ef4a9d0e0) at /usr/src/debug/kwin-5.25.90/src/tabbox/tabboxhandler.cpp:173 #1 0x00007fb7edebfc97 in QtPrivate::QSlotObjectBase::call(QObject*, void**) (a=0x7ffd79ba82f0, r=<optimized out>, this=<optimized out>, this=<optimized out>, r=<optimized out>, a=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398 #2 QSingleShotTimer::timerEvent(QTimerEvent*) (this=0x563ef521a200) at kernel/qtimer.cpp:320 #3 0x00007fb7edeb04c6 in QObject::event(QEvent*) (this=0x563ef521a200, e=0x7ffd79ba8450) at kernel/qobject.cpp:1324 #4 0x00007fb7ed578b1c in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=<optimized out>, receiver=0x563ef521a200, e=0x7ffd79ba8450) at kernel/qapplication.cpp:3637 #5 0x00007fb7ede8cb88 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x563ef521a200, event=0x7ffd79ba8450) at kernel/qcoreapplication.cpp:1064 #6 0x00007fb7eded6d53 in QTimerInfoList::activateTimers() (this=0x563ef4614848) at kernel/qtimerinfo_unix.cpp:643 #7 0x00007fb7eded7202 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=<optimized out>, flags=...) at kernel/qeventdispatcher_unix.cpp:516 #8 0x0000563ef31433d2 in QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () #9 0x00007fb7ede8532c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7ffd79ba85f0, flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #10 0x00007fb7ede8fe59 in QCoreApplication::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #11 0x00007fb7ee33a0e2 in QGuiApplication::exec() () at kernel/qguiapplication.cpp:1870 #12 0x00007fb7ed576f2a in QApplication::exec() () at kernel/qapplication.cpp:2829 #13 0x0000563ef30645bc in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/kwin-5.25.90/src/main_wayland.cpp:620
This has been fixed with https://invent.kde.org/plasma/kwin/-/commit/b81123865d60c8fb10dc109a3d5cc41416e1f8b0
kwin_wayland crashed again when pressing alt+tab after plasma crash. Operating System: Arch Linux KDE Plasma Version: 5.26.4 KDE Frameworks Version: 5.101.0 Qt Version: 5.15.7 Graphics Platform: Wayland Thread 11 (Thread 0x7f27910706c0 (LWP 80930)): #0 0x00007f27d9f140bf in __GI___poll (fds=0x7f278000b530, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f27d8b6dbef in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f278000b530, timeout=<optimized out>, context=0x7f278000b2e0) at ../glib/glib/gmain.c:4553 #2 g_main_context_iterate.constprop.0 (context=0x7f278000b2e0, block=1, dispatch=1, self=<optimized out>) at ../glib/glib/gmain.c:4243 #3 0x00007f27d8b15132 in g_main_context_iteration (context=0x7f278000b2e0, may_block=1) at ../glib/glib/gmain.c:4313 #4 0x00007f27daed7c4c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f278000b550, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #5 0x00007f27dae8573c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f279106fce0, flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #6 0x00007f27dace721f in QThread::exec() (this=this@entry=0x55a50c214750) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #7 0x00007f27dbcc0370 in QQmlThreadPrivate::run() (this=0x55a50c214750) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/qml/ftw/qqmlthread.cpp:155 #8 0x00007f27dace42ea in QThreadPrivate::start(void*) (arg=0x55a50c214750) at thread/qthread_unix.cpp:330 #9 0x00007f27d9e9f8fd in start_thread (arg=<optimized out>) at pthread_create.c:442 #10 0x00007f27d9f21a60 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 10 (Thread 0x7f27b6fff6c0 (LWP 2616)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x7f2793a6e580) at futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x7f2793a6e580, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at futex-internal.c:87 #2 0x00007f27d9e9c51f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x7f2793a6e580, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at futex-internal.c:139 #3 0x00007f27d9e9ecd0 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7f2793a6e530, cond=0x7f2793a6e558) at pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x7f2793a6e558, mutex=0x7f2793a6e530) at pthread_cond_wait.c:618 #5 0x00007f27ce50c50e in cnd_wait () at ../mesa-22.3.1/src/c11/impl/threads_posix.c:135 #6 0x00007f27ce4bc89c in util_queue_thread_func () at ../mesa-22.3.1/src/util/u_queue.c:290 #7 0x00007f27ce50c43c in impl_thrd_routine () at ../mesa-22.3.1/src/c11/impl/threads_posix.c:67 #8 0x00007f27d9e9f8fd in start_thread (arg=<optimized out>) at pthread_create.c:442 #9 0x00007f27d9f21a60 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 9 (Thread 0x7f27b67fe6c0 (LWP 786)): #0 0x00007f27d9f140bf in __GI___poll (fds=0x7f27a40029e0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f27d8b6dbef in g_main_context_poll (priority=<optimized out>, n_fds=1, fds=0x7f27a40029e0, timeout=<optimized out>, context=0x7f27a4000c30) at ../glib/glib/gmain.c:4553 #2 g_main_context_iterate.constprop.0 (context=0x7f27a4000c30, block=1, dispatch=1, self=<optimized out>) at ../glib/glib/gmain.c:4243 #3 0x00007f27d8b15132 in g_main_context_iteration (context=0x7f27a4000c30, may_block=1) at ../glib/glib/gmain.c:4313 #4 0x00007f27daed7c4c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f27a4000b70, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #5 0x00007f27dae8573c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f27b67fdce0, flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #6 0x00007f27dace721f in QThread::exec() (this=this@entry=0x55a50aa9f2b0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #7 0x00007f27dbcc0370 in QQmlThreadPrivate::run() (this=0x55a50aa9f2b0) at /usr/src/debug/qt5-declarative/qtdeclarative/src/qml/qml/ftw/qqmlthread.cpp:155 #8 0x00007f27dace42ea in QThreadPrivate::start(void*) (arg=0x55a50aa9f2b0) at thread/qthread_unix.cpp:330 #9 0x00007f27d9e9f8fd in start_thread (arg=<optimized out>) at pthread_create.c:442 #10 0x00007f27d9f21a60 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 8 (Thread 0x7f27d57ff6c0 (LWP 774)): #0 0x00007f27d9f140bf in __GI___poll (fds=0x7f27d00053e0, nfds=3, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f27d8b6dbef in g_main_context_poll (priority=<optimized out>, n_fds=3, fds=0x7f27d00053e0, timeout=<optimized out>, context=0x7f27d0001cf0) at ../glib/glib/gmain.c:4553 #2 g_main_context_iterate.constprop.0 (context=0x7f27d0001cf0, block=1, dispatch=1, self=<optimized out>) at ../glib/glib/gmain.c:4243 #3 0x00007f27d8b15132 in g_main_context_iteration (context=0x7f27d0001cf0, may_block=1) at ../glib/glib/gmain.c:4313 #4 0x00007f27daed7c4c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f27d0000b70, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #5 0x00007f27dae8573c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f27d57fecd0, flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #6 0x00007f27dace721f in QThread::exec() (this=this@entry=0x7f27dccc0560 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #7 0x00007f27dcc64cba in QDBusConnectionManager::run() (this=0x7f27dccc0560 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at /usr/src/debug/qt5-base/qtbase/src/dbus/qdbusconnection.cpp:179 #8 0x00007f27dace42ea in QThreadPrivate::start(void*) (arg=0x7f27dccc0560 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:330 #9 0x00007f27d9e9f8fd in start_thread (arg=<optimized out>) at pthread_create.c:442 #10 0x00007f27d9f21a60 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 7 (Thread 0x7f278dbf96c0 (LWP 86187)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x7f278dbf8c60, op=137, expected=0, futex_word=0x55a50b709670) at futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55a50b709670, expected=expected@entry=0, clockid=clockid@entry=1, abstime=abstime@entry=0x7f278dbf8c60, private=private@entry=0, cancel=cancel@entry=true) at futex-internal.c:87 #2 0x00007f27d9e9c51f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55a50b709670, expected=expected@entry=0, clockid=clockid@entry=1, abstime=abstime@entry=0x7f278dbf8c60, private=private@entry=0) at futex-internal.c:139 #3 0x00007f27d9e9efd4 in __pthread_cond_wait_common (abstime=0x7f278dbf8c60, clockid=1, mutex=0x55a50b709620, cond=0x55a50b709648) at pthread_cond_wait.c:503 #4 ___pthread_cond_timedwait64 (cond=0x55a50b709648, mutex=0x55a50b709620, abstime=0x7f278dbf8c60) at pthread_cond_wait.c:643 #5 0x00007f27daceb714 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (deadline=..., this=0x55a50b709620) at thread/qwaitcondition_unix.cpp:136 #6 QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55a50b709620) at thread/qwaitcondition_unix.cpp:144 #7 QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=<optimized out>, mutex=0x55a50a9016d8, deadline=...) at thread/qwaitcondition_unix.cpp:225 #8 0x00007f27dace82b7 in QThreadPoolThread::run() (this=0x55a50bde0c60) at thread/qthreadpool.cpp:140 #9 0x00007f27dace42ea in QThreadPrivate::start(void*) (arg=0x55a50bde0c60) at thread/qthread_unix.cpp:330 #10 0x00007f27d9e9f8fd in start_thread (arg=<optimized out>) at pthread_create.c:442 #11 0x00007f27d9f21a60 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 6 (Thread 0x7f278fe6f6c0 (LWP 86184)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x7f278fe6ec60, op=137, expected=0, futex_word=0x55a50a6cdbc4) at futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55a50a6cdbc4, expected=expected@entry=0, clockid=clockid@entry=1, abstime=abstime@entry=0x7f278fe6ec60, private=private@entry=0, cancel=cancel@entry=true) at futex-internal.c:87 #2 0x00007f27d9e9c51f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55a50a6cdbc4, expected=expected@entry=0, clockid=clockid@entry=1, abstime=abstime@entry=0x7f278fe6ec60, private=private@entry=0) at futex-internal.c:139 #3 0x00007f27d9e9efd4 in __pthread_cond_wait_common (abstime=0x7f278fe6ec60, clockid=1, mutex=0x55a50a6cdb70, cond=0x55a50a6cdb98) at pthread_cond_wait.c:503 #4 ___pthread_cond_timedwait64 (cond=0x55a50a6cdb98, mutex=0x55a50a6cdb70, abstime=0x7f278fe6ec60) at pthread_cond_wait.c:643 #5 0x00007f27daceb714 in QWaitConditionPrivate::wait_relative(QDeadlineTimer) (deadline=..., this=0x55a50a6cdb70) at thread/qwaitcondition_unix.cpp:136 #6 QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=..., this=0x55a50a6cdb70) at thread/qwaitcondition_unix.cpp:144 #7 QWaitCondition::wait(QMutex*, QDeadlineTimer) (this=<optimized out>, mutex=0x55a50a9016d8, deadline=...) at thread/qwaitcondition_unix.cpp:225 #8 0x00007f27dace82b7 in QThreadPoolThread::run() (this=0x55a50a8fdcf0) at thread/qthreadpool.cpp:140 #9 0x00007f27dace42ea in QThreadPrivate::start(void*) (arg=0x55a50a8fdcf0) at thread/qthread_unix.cpp:330 #10 0x00007f27d9e9f8fd in start_thread (arg=<optimized out>) at pthread_create.c:442 #11 0x00007f27d9f21a60 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 5 (Thread 0x7f27c4dfe6c0 (LWP 784)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x7f27ce3cb584) at futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x7f27ce3cb584, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at futex-internal.c:87 #2 0x00007f27d9e9c51f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x7f27ce3cb584, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at futex-internal.c:139 #3 0x00007f27d9e9ecd0 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7f27ce3cb530, cond=0x7f27ce3cb558) at pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x7f27ce3cb558, mutex=0x7f27ce3cb530) at pthread_cond_wait.c:618 #5 0x00007f27ce50c50e in cnd_wait () at ../mesa-22.3.1/src/c11/impl/threads_posix.c:135 #6 0x00007f27ce4bc89c in util_queue_thread_func () at ../mesa-22.3.1/src/util/u_queue.c:290 #7 0x00007f27ce50c43c in impl_thrd_routine () at ../mesa-22.3.1/src/c11/impl/threads_posix.c:67 #8 0x00007f27d9e9f8fd in start_thread (arg=<optimized out>) at pthread_create.c:442 #9 0x00007f27d9f21a60 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 4 (Thread 0x7f27c55ff6c0 (LWP 783)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x7f27d40c6580) at futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x7f27d40c6580, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at futex-internal.c:87 #2 0x00007f27d9e9c51f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x7f27d40c6580, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at futex-internal.c:139 #3 0x00007f27d9e9ecd0 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x7f27d40c6530, cond=0x7f27d40c6558) at pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x7f27d40c6558, mutex=0x7f27d40c6530) at pthread_cond_wait.c:618 #5 0x00007f27ce50c50e in cnd_wait () at ../mesa-22.3.1/src/c11/impl/threads_posix.c:135 #6 0x00007f27ce4bc89c in util_queue_thread_func () at ../mesa-22.3.1/src/util/u_queue.c:290 #7 0x00007f27ce50c43c in impl_thrd_routine () at ../mesa-22.3.1/src/c11/impl/threads_posix.c:67 #8 0x00007f27d9e9f8fd in start_thread (arg=<optimized out>) at pthread_create.c:442 #9 0x00007f27d9f21a60 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 3 (Thread 0x7f27c70976c0 (LWP 778)): #0 __futex_abstimed_wait_common64 (private=0, cancel=true, abstime=0x0, op=393, expected=0, futex_word=0x55a50a6dd718) at futex-internal.c:57 #1 __futex_abstimed_wait_common (futex_word=futex_word@entry=0x55a50a6dd718, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0, cancel=cancel@entry=true) at futex-internal.c:87 #2 0x00007f27d9e9c51f in __GI___futex_abstimed_wait_cancelable64 (futex_word=futex_word@entry=0x55a50a6dd718, expected=expected@entry=0, clockid=clockid@entry=0, abstime=abstime@entry=0x0, private=private@entry=0) at futex-internal.c:139 #3 0x00007f27d9e9ecd0 in __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55a50a6dd6c8, cond=0x55a50a6dd6f0) at pthread_cond_wait.c:503 #4 ___pthread_cond_wait (cond=0x55a50a6dd6f0, mutex=0x55a50a6dd6c8) at pthread_cond_wait.c:618 #5 0x00007f27ce50c50e in cnd_wait () at ../mesa-22.3.1/src/c11/impl/threads_posix.c:135 #6 0x00007f27ce4bc89c in util_queue_thread_func () at ../mesa-22.3.1/src/util/u_queue.c:290 #7 0x00007f27ce50c43c in impl_thrd_routine () at ../mesa-22.3.1/src/c11/impl/threads_posix.c:67 #8 0x00007f27d9e9f8fd in start_thread (arg=<optimized out>) at pthread_create.c:442 #9 0x00007f27d9f21a60 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 2 (Thread 0x7f27c68966c0 (LWP 779)): #0 0x00007f27d9f140bf in __GI___poll (fds=0x7f27b80029e0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f27d8b6dbef in g_main_context_poll (priority=<optimized out>, n_fds=2, fds=0x7f27b80029e0, timeout=<optimized out>, context=0x7f27b8000c30) at ../glib/glib/gmain.c:4553 #2 g_main_context_iterate.constprop.0 (context=0x7f27b8000c30, block=1, dispatch=1, self=<optimized out>) at ../glib/glib/gmain.c:4243 #3 0x00007f27d8b15132 in g_main_context_iteration (context=0x7f27b8000c30, may_block=1) at ../glib/glib/gmain.c:4313 #4 0x00007f27daed7c4c in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f27b8000b70, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #5 0x00007f27dae8573c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f27c6895d00, flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #6 0x00007f27dace721f in QThread::exec() (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #7 0x00007f27dace42ea in QThreadPrivate::start(void*) (arg=0x55a50a6e7b98) at thread/qthread_unix.cpp:330 #8 0x00007f27d9e9f8fd in start_thread (arg=<optimized out>) at pthread_create.c:442 #9 0x00007f27d9f21a60 in clone3 () at ../sysdeps/unix/sysv/linux/x86_64/clone3.S:81 Thread 1 (Thread 0x7f27d5b8c880 (LWP 750)): #0 QOpenGLContext::shareGroup() const (this=0x0) at kernel/qopenglcontext.cpp:1179 #1 0x00007f27db66bdb7 in QOpenGLMultiGroupSharedResource::value<QOpenGLFunctionsPrivateEx>(QOpenGLContext*) (context=0x0, this=0x7f27db865de0 <(anonymous namespace)::Q_QGS_qt_gl_functions_resource::innerFunction()::holder>) at ../../include/QtGui/5.15.7/QtGui/private/../../../../../src/gui/kernel/qopenglcontext_p.h:172 #2 qt_gl_functions(QOpenGLContext*) (context=0x0) at opengl/qopenglfunctions.cpp:191 #3 0x00007f27db66c187 in qopenglfSpecialClearDepthf(GLclampf) (depth=1) at opengl/qopenglfunctions.cpp:2138 #4 0x00007f27dc1a7d7b in QOpenGLFunctions::glClearDepthf(float) (depth=1, this=0x55a50c451df0) at /usr/include/qt/QtGui/qopenglfunctions.h:1252 #5 QSGBatchRenderer::Renderer::renderBatches() (this=0x55a50c451c80) at /usr/src/debug/qt5-declarative/qtdeclarative/src/quick/scenegraph/coreapi/qsgbatchrenderer.cpp:4008 #6 0x00007f27dc1ac661 in QSGBatchRenderer::Renderer::render() (this=<optimized out>) at /usr/src/debug/qt5-declarative/qtdeclarative/src/quick/scenegraph/coreapi/qsgbatchrenderer.cpp:4345 #7 0x00007f27dc194085 in QSGRenderer::renderScene(QSGBindable const&) (bindable=<optimized out>, this=0x55a50c451c80) at /usr/src/debug/qt5-declarative/qtdeclarative/src/quick/scenegraph/coreapi/qsgrenderer.cpp:264 #8 QSGRenderer::renderScene(QSGBindable const&) (this=0x55a50c451c80, bindable=<optimized out>) at /usr/src/debug/qt5-declarative/qtdeclarative/src/quick/scenegraph/coreapi/qsgrenderer.cpp:220 #9 0x00007f27dc194524 in QSGRenderer::renderScene(unsigned int) (this=<optimized out>, fboId=<optimized out>) at /usr/src/debug/qt5-declarative/qtdeclarative/src/quick/scenegraph/coreapi/qsgrenderer.cpp:212 #10 0x00007f27dc1ed9c5 in QSGDefaultRenderContext::renderNextFrame(QSGRenderer*, unsigned int) (this=0x55a50bc68be0, renderer=0x55a50c451c80, fboId=<optimized out>) at /usr/src/debug/qt5-declarative/qtdeclarative/src/quick/scenegraph/qsgdefaultrendercontext.cpp:228 #11 0x00007f27dc247df1 in QQuickWindowPrivate::renderSceneGraph(QSize const&, QSize const&) (this=0x55a50c40a5b0, size=<optimized out>, surfaceSize=<optimized out>) at /usr/src/debug/qt5-declarative/qtdeclarative/src/quick/items/qquickwindow.cpp:617 #12 0x00007f27dc1d5f1f in QSGGuiThreadRenderLoop::renderWindow(QQuickWindow*) (this=0x55a50b646bb0, window=<optimized out>) at /usr/src/debug/qt5-declarative/qtdeclarative/src/quick/scenegraph/qsgrenderloop.cpp:764 #13 0x00007f27dc252519 in QQuickWindow::event(QEvent*) (this=0x55a50c21a390, e=0x7ffd5fa93bc0) at /usr/src/debug/qt5-declarative/qtdeclarative/src/quick/items/qquickwindow.cpp:1863 #14 0x00007f27da578b1c in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=<optimized out>, receiver=0x55a50c21a390, e=0x7ffd5fa93bc0) at kernel/qapplication.cpp:3637 #15 0x00007f27dae8cf98 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x55a50c21a390, event=0x7ffd5fa93bc0) at kernel/qcoreapplication.cpp:1064 #16 0x00007f27db33a205 in QPlatformWindow::deliverUpdateRequest() (this=<optimized out>) at kernel/qplatformwindow.cpp:796 #17 QPlatformWindow::windowEvent(QEvent*) (event=<optimized out>, this=0x55a50c1777a0) at kernel/qplatformwindow.cpp:476 #18 QGuiApplicationPrivate::sendQWindowEventToQPlatformWindow(QWindow*, QEvent*) (window=<optimized out>, event=<optimized out>) at kernel/qguiapplication.cpp:1987 #19 0x00007f27da57d001 in QApplication::notify(QObject*, QEvent*) (this=0x7ffd5fa94260, receiver=0x55a50c21a390, e=0x7ffd5fa93e40) at kernel/qapplication.cpp:2879 #20 0x00007f27dae8cf98 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x55a50c21a390, event=0x7ffd5fa93e40) at kernel/qcoreapplication.cpp:1064 #21 0x00007f27daed7493 in QTimerInfoList::activateTimers() (this=0x55a50a5bef98) at kernel/qtimerinfo_unix.cpp:643 #22 0x00007f27daed7942 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=<optimized out>, flags=...) at kernel/qeventdispatcher_unix.cpp:516 #23 0x000055a509adab52 in QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () #24 0x00007f27dae8573c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7ffd5fa93fe0, flags=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #25 0x00007f27dae90269 in QCoreApplication::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #26 0x00007f27db33a102 in QGuiApplication::exec() () at kernel/qguiapplication.cpp:1870 #27 0x00007f27da576f2a in QApplication::exec() () at kernel/qapplication.cpp:2829 #28 0x000055a5099fb611 in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at /usr/src/debug/kwin/kwin-5.26.4/src/main_wayland.cpp:613
*** This bug has been marked as a duplicate of bug 470266 ***