SUMMARY I right-clicked on a video file in Dolphin, hovered over "Share", chose "Send via email..." then kmail crashed. Operating System: KDE neon Unstable Edition KDE Plasma Version: 5.18.80 KDE Frameworks Version: 5.70.0 Thread 20 (Thread 0x7f6c5568f700 (LWP 18081)): #0 0x00007f6c9c9f3c96 in __libc_send (fd=fd@entry=4, buf=buf@entry=0x7f6c5568da60, len=len@entry=32, flags=flags@entry=0) at ../sysdeps/unix/sysv/linux/send.c:28 #1 0x00007f6c93256451 in (anonymous namespace)::ProcessNetlinkRequest<getInterfaces(int, char*)::<lambda(ifinfomsg*, size_t)> >::operator() (bufsize=8192, this=<optimized out>, func=..., buf=0x7f6c48010e18 "", hdr=0x7f6c5568da60, sock=4) at kernel/qnetworkinterface_linux.cpp:163 #2 0x00007f6c93256451 in (anonymous namespace)::processNetlinkRequest<getInterfaces(int, char*)::<lambda(ifinfomsg*, size_t)> > (l=..., bufsize=8192, buf=0x7f6c48010e18 "", hdr=0x7f6c5568da60, sock=4) at kernel/qnetworkinterface_linux.cpp:218 #3 0x00007f6c93256451 in getInterfaces (buf=0x7f6c48010e18 "", sock=4) at kernel/qnetworkinterface_linux.cpp:274 #4 0x00007f6c93256451 in QNetworkInterfaceManager::scan() (this=<optimized out>) at kernel/qnetworkinterface_linux.cpp:446 #5 0x00007f6c93247d05 in QNetworkInterfaceManager::allInterfaces() (this=<optimized out>) at kernel/qnetworkinterface.cpp:118 #6 0x00007f6c93248554 in QNetworkInterface::allInterfaces() () at kernel/qnetworkinterface.cpp:876 #7 0x00007f6c54a49986 in QGenericEngine::doRequestUpdate() (this=0x55ab28204850) at qgenericengine.cpp:286 #8 0x00007f6c9d2ff1f6 in QMetaMethod::invoke(QObject*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) const (this=this@entry=0x7f6c5568e030, object=object@entry=0x55ab28204850, connectionType=Qt::DirectConnection, connectionType@entry=Qt::AutoConnection, returnValue=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:2294 #9 0x00007f6c9d3010e8 in QMetaObject::invokeMethod(QObject*, char const*, Qt::ConnectionType, QGenericReturnArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) (obj=0x55ab28204850, member=member@entry=0x7f6c932d4005 "requestUpdate", type=type@entry=Qt::AutoConnection, ret=..., val0=..., val1=..., val2=..., val3=..., val4=..., val5=..., val6=..., val7=..., val8=..., val9=...) at kernel/qmetaobject.cpp:1515 #10 0x00007f6c9323481b in QMetaObject::invokeMethod(QObject*, char const*, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument, QGenericArgument) (val9=..., val8=..., val7=..., val6=..., val5=..., val4=..., val3=..., val2=..., val1=..., val0=..., member=0x7f6c932d4005 "requestUpdate", obj=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs.h:461 #11 0x00007f6c9323481b in QNetworkConfigurationManagerPrivate::pollEngines() (this=0x55ab282190a0) at bearer/qnetworkconfigmanager_p.cpp:493 #12 0x00007f6c932c8665 in QNetworkConfigurationManagerPrivate::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at .moc/moc_qnetworkconfigmanager_p.cpp:132 #13 0x00007f6c9d3284b9 in doActivate<false>(QObject*, int, void**) (sender=0x7f6c4800e4b0, signal_index=3, argv=0x7f6c5568e5e0) at kernel/qobject.cpp:3882 #14 0x00007f6c9d322f92 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=sender@entry=0x7f6c4800e4b0, m=m@entry=0x7f6c9d7bbce0 <QTimer::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7f6c5568e5e0) at kernel/qobject.cpp:3930 #15 0x00007f6c9d32c297 in QTimer::timeout(QTimer::QPrivateSignal) (this=this@entry=0x7f6c4800e4b0, _t1=...) at .moc/moc_qtimer.cpp:205 #16 0x00007f6c9d32c5f8 in QTimer::timerEvent(QTimerEvent*) (this=0x7f6c4800e4b0, e=<optimized out>) at kernel/qtimer.cpp:257 #17 0x00007f6c9d3204e3 in QObject::event(QEvent*) (this=0x7f6c4800e4b0, e=0x7f6c5568e750) at kernel/qobject.cpp:1361 #18 0x00007f6c9d2ed491 in doNotify (event=0x7f6c5568e750, receiver=0x7f6c4800e4b0) at kernel/qcoreapplication.cpp:1165 #19 0x00007f6c9d2ed491 in QCoreApplication::notify(QObject*, QEvent*) (event=<optimized out>, receiver=<optimized out>, this=<optimized out>) at kernel/qcoreapplication.cpp:1151 #20 0x00007f6c9d2ed491 in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x7f6c4800e4b0, event=0x7f6c5568e750) at kernel/qcoreapplication.cpp:1075 #21 0x00007f6c9d34bc39 in QTimerInfoList::activateTimers() (this=0x7f6c480048e0) at kernel/qtimerinfo_unix.cpp:643 #22 0x00007f6c9d34c401 in timerSourceDispatch(GSource*, GSourceFunc, gpointer) (source=<optimized out>) at kernel/qeventdispatcher_glib.cpp:183 #23 0x00007f6c8f966417 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #24 0x00007f6c8f966650 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #25 0x00007f6c8f9666dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #26 0x00007f6c9d34c7ac in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f6c48000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #27 0x00007f6c9d2ebd2a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6c5568e9a0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225 #28 0x00007f6c9d0fc757 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:536 #29 0x00007f6c9d0fdc2c in QThreadPrivate::start(void*) (arg=0x55ab27e207e0) at thread/qthread_unix.cpp:342 #30 0x00007f6c91ab86db in start_thread (arg=0x7f6c5568f700) at pthread_create.c:463 #31 0x00007f6c9c9f288f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 19 (Thread 0x7f6c568a0700 (LWP 18080)): #0 0x00007f6c9d0f3227 in isFatal(QtMsgType) (msgType=QtWarningMsg) at global/qlogging.cpp:206 #1 0x00007f6c9d0d8f95 in QMessageLogger::warning(char const*, ...) const (this=this@entry=0x7f6c5689f730, msg=msg@entry=0x7f6c9d4ccb70 "QSocketNotifier: Invalid socket %d and type '%s', disabling...") at global/qlogging.cpp:659 #2 0x00007f6c9d34c658 in socketNotifierSourceCheck(GSource*) (source=0x7f6c50004c10) at kernel/qeventdispatcher_glib.cpp:85 #3 0x00007f6c8f965fe1 in g_main_context_check () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #4 0x00007f6c8f966570 in () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #5 0x00007f6c8f9666dc in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0 #6 0x00007f6c9d34c7ac in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f6c50000b20, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #7 0x00007f6c9d2ebd2a in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f6c5689f970, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225 #8 0x00007f6c9d0fc757 in QThread::exec() (this=this@entry=0x7f6c9bba9da0 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread.cpp:536 #9 0x00007f6c9b931555 in QDBusConnectionManager::run() (this=0x7f6c9bba9da0 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:179 #10 0x00007f6c9d0fdc2c in QThreadPrivate::start(void*) (arg=0x7f6c9bba9da0 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:342 #11 0x00007f6c91ab86db in start_thread (arg=0x7f6c568a0700) at pthread_create.c:463 #12 0x00007f6c9c9f288f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 18 (Thread 0x7f6c35ffb700 (LWP 18105)): #0 0x00007f6c91abeed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f6c35ffa6b0, expected=0, futex_word=0x7f6c35ffa878) at ../sysdeps/unix/sysv/linux/futex-internal.h:142 #1 0x00007f6c91abeed9 in __pthread_cond_wait_common (abstime=0x7f6c35ffa750, mutex=0x7f6c35ffa828, cond=0x7f6c35ffa850) at pthread_cond_wait.c:533 #2 0x00007f6c91abeed9 in __pthread_cond_timedwait (cond=0x7f6c35ffa850, mutex=0x7f6c35ffa828, abstime=0x7f6c35ffa750) at pthread_cond_wait.c:667 #3 0x00007f6c85fc12c6 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #4 0x000000002187bc13 in () #5 0x0000000000001cf8 in () #6 0x000000002187bffb in () #7 0x0000000000000000 in () Thread 17 (Thread 0x7f6c357fa700 (LWP 18106)): #0 0x00007f6c91abeed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f6c357f96b0, expected=0, futex_word=0x7f6c357f9878) at ../sysdeps/unix/sysv/linux/futex-internal.h:142 #1 0x00007f6c91abeed9 in __pthread_cond_wait_common (abstime=0x7f6c357f9750, mutex=0x7f6c357f9828, cond=0x7f6c357f9850) at pthread_cond_wait.c:533 #2 0x00007f6c91abeed9 in __pthread_cond_timedwait (cond=0x7f6c357f9850, mutex=0x7f6c357f9828, abstime=0x7f6c357f9750) at pthread_cond_wait.c:667 #3 0x00007f6c85fc12c6 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #4 0x0000000028953ba7 in () #5 0x0000000000001cf8 in () #6 0x0000000028953f8f in () #7 0x0000000000000000 in () Thread 16 (Thread 0x7f6c21ffb700 (LWP 18112)): #0 0x00007f6c91abeed9 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f6c21ffa5a0, expected=0, futex_word=0x7f6c21ffa768) at ../sysdeps/unix/sysv/linux/futex-internal.h:142 #1 0x00007f6c91abeed9 in __pthread_cond_wait_common (abstime=0x7f6c21ffa640, mutex=0x7f6c21ffa718, cond=0x7f6c21ffa740) at pthread_cond_wait.c:533 #2 0x00007f6c91abeed9 in __pthread_cond_timedwait (cond=0x7f6c21ffa740, mutex=0x7f6c21ffa718, abstime=0x7f6c21ffa640) at pthread_cond_wait.c:667 #3 0x00007f6c85fc12c6 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #4 0x00000000233173df in () #5 0x0000000000001cf8 in () #6 0x000000003505bce7 in () #7 0x0000000000000000 in () Thread 15 (Thread 0x7f6c5ccc8700 (LWP 18079)): #0 0x00007f6c91abe9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55ab27ec18c8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 0x00007f6c91abe9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55ab27ec1878, cond=0x55ab27ec18a0) at pthread_cond_wait.c:502 #2 0x00007f6c91abe9f3 in __pthread_cond_wait (cond=0x55ab27ec18a0, mutex=0x55ab27ec1878) at pthread_cond_wait.c:655 #3 0x00007f6c5e14becb in cnd_wait (mtx=0x55ab27ec1878, cond=0x55ab27ec18a0) at ../include/c11/threads_posix.h:155 #4 0x00007f6c5e14becb in util_queue_thread_func (input=input@entry=0x55ab27ec77b0) at ../src/util/u_queue.c:258 #5 0x00007f6c5e14bac7 in impl_thrd_routine (p=<optimized out>) at ../include/c11/threads_posix.h:87 #6 0x00007f6c91ab86db in start_thread (arg=0x7f6c5ccc8700) at pthread_create.c:463 #7 0x00007f6c9c9f288f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 14 (Thread 0x7f6c377fe700 (LWP 18102)): #0 0x00007f6c85f6199e in base::sequence_manager::internal::SequenceManagerImpl::MoveReadyDelayedTasksToWorkQueues(base::sequence_manager::LazyNow*) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #1 0x00007f6c85f6c5e6 in base::sequence_manager::internal::SequenceManagerImpl::TakeTaskImpl() () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #2 0x00007f6c85f6ccb9 in base::sequence_manager::internal::SequenceManagerImpl::TakeTask() () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #3 0x00007f6c85f6f15c in base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::DoWorkImpl(base::sequence_manager::LazyNow*, bool*) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #4 0x00007f6c85f6f99c in base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::DoSomeWork() () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #5 0x00007f6c85fc8ae6 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #6 0x00007f6c2c001cd9 in () #7 0x00007f6c2c001cd8 in () #8 0x00007f6c377fd800 in () #9 0x00007f6c377fd7f8 in () #10 0x00007f6c2c002640 in () #11 0x00007f6c377fd8d0 in () #12 0x00000000028a1882 in () #13 0x000000000000002a in () #14 0x0000000000093a02 in () #15 0x000055ab2837a040 in () #16 0x000055ab2837a030 in () #17 0x7fffffffffffffff in () #18 0x000055ab2837a0d8 in () #19 0x0000000000000001 in () #20 0x0000000000000000 in () Thread 13 (LWP 18103): #0 0x00007f6c91ab8796 in __exit_thread () at ../sysdeps/unix/sysv/linux/exit-thread.h:36 #1 0x00007f6c91ab8796 in start_thread (arg=0x7f6c36ffd700) at pthread_create.c:583 #2 0x00007f6c9c9f288f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 12 (Thread 0x7f6c9fd32c00 (LWP 18077)): #0 0x00007f6c9c9e5bf9 in __GI___poll (fds=fds@entry=0x7ffcbda462e8, nfds=nfds@entry=1, timeout=timeout@entry=1000) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f6c9f02ca18 in poll (__timeout=1000, __nfds=1, __fds=0x7ffcbda462e8) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46 #2 0x00007f6c9f02ca18 in pollDrKonqiSocket (sockfd=3, pid=18128) at ./src/kcrash.cpp:784 #3 0x00007f6c9f02ca18 in KCrash::startProcess(int, char const**, bool) (argc=argc@entry=21, argv=argv@entry=0x7ffcbda463e0, waitAndExit=waitAndExit@entry=true) at ./src/kcrash.cpp:660 #4 0x00007f6c9f02d3e7 in KCrash::defaultCrashHandler(int) (sig=11) at ./src/kcrash.cpp:538 #5 0x00007f6c9c90ff20 in <signal handler called> () at /lib/x86_64-linux-gnu/libc.so.6 #6 0x00007f6c86db9eaf in viz::HostFrameSinkManager::CreateRootCompositorFrameSink(mojo::StructPtr<viz::mojom::RootCompositorFrameSinkParams>) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #7 0x00007f6c85ad4ddb in ui::HostContextFactoryPrivate::ConfigureCompositor(ui::Compositor*, scoped_refptr<viz::ContextProvider>, scoped_refptr<viz::RasterContextProvider>) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #8 0x00007f6c88fe10cd in content::VizProcessTransportFactory::OnEstablishedGpuChannel(base::WeakPtr<ui::Compositor>, scoped_refptr<gpu::GpuChannelHost>) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #9 0x00007f6c88fe0393 in base::internal::Invoker<base::internal::BindState<void (content::VizProcessTransportFactory::*)(base::WeakPtr<ui::Compositor>, scoped_refptr<gpu::GpuChannelHost>), base::WeakPtr<content::VizProcessTransportFactory>, base::WeakPtr<ui::Compositor> >, void (scoped_refptr<gpu::GpuChannelHost>)>::RunOnce(base::internal::BindStateBase*, scoped_refptr<gpu::GpuChannelHost>&&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #10 0x00007f6c88da6def in content::BrowserGpuChannelHostFactory::EstablishGpuChannel(base::OnceCallback<void (scoped_refptr<gpu::GpuChannelHost>)>) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #11 0x00007f6c88fe1387 in content::VizProcessTransportFactory::CreateLayerTreeFrameSink(base::WeakPtr<ui::Compositor>) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #12 0x00007f6c86c8eed2 in ui::Compositor::RequestNewLayerTreeFrameSink() () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #13 0x00007ffcbda46f80 in () #14 0x000055ab28435bc0 in () #15 0x000055ab28435bc0 in () #16 0x000055ab283ecf60 in () #17 0x000055ab2843faf0 in () #18 0x000055ab2843fb48 in () #19 0x00007ffcbda47128 in () #20 0x0000000000000000 in () Thread 11 (Thread 0x7f6c6576b700 (LWP 18078)): #0 0x00007f6c9c9e5bf9 in __GI___poll (fds=0x7f6c6576a8a8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29 #1 0x00007f6c8ed90747 in () at /usr/lib/x86_64-linux-gnu/libxcb.so.1 #2 0x00007f6c8ed9236a in xcb_wait_for_event () at /usr/lib/x86_64-linux-gnu/libxcb.so.1 #3 0x00007f6c678b2fd0 in QXcbEventQueue::run() (this=0x55ab27e6f3f0) at qxcbeventqueue.cpp:228 #4 0x00007f6c9d0fdc2c in QThreadPrivate::start(void*) (arg=0x55ab27e6f3f0) at thread/qthread_unix.cpp:342 #5 0x00007f6c91ab86db in start_thread (arg=0x7f6c6576b700) at pthread_create.c:463 #6 0x00007f6c9c9f288f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95 Thread 10 (Thread 0x7f6c23fff700 (LWP 18108)): #0 0x00007f6c91abf1c3 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f6c23ffe6b0, expected=0, futex_word=0x7f6c23ffe878) at ../sysdeps/unix/sysv/linux/futex-internal.h:143 #1 0x00007f6c91abf1c3 in __pthread_cond_wait_common (abstime=0x7f6c23ffe750, mutex=0x7f6c23ffe828, cond=0x7f6c23ffe850) at pthread_cond_wait.c:533 #2 0x00007f6c91abf1c3 in __pthread_cond_timedwait (cond=0x7f6c23ffe850, mutex=0x7f6c23ffe828, abstime=0x7f6c23ffe750) at pthread_cond_wait.c:667 #3 0x00007f6c85fc12c6 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #4 0x000000002713fdeb in () #5 0x0000000000001cf8 in () #6 0x00000000271405bb in () #7 0x0000000000000000 in () Thread 9 (Thread 0x7f6c227fc700 (LWP 18111)): #0 0x00007f6c91abe9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f6c227fb778) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 0x00007f6c91abe9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f6c227fb728, cond=0x7f6c227fb750) at pthread_cond_wait.c:502 #2 0x00007f6c91abe9f3 in __pthread_cond_wait (cond=0x7f6c227fb750, mutex=0x7f6c227fb728) at pthread_cond_wait.c:655 #3 0x00007f6c85fc11ca in base::ConditionVariable::Wait() () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #4 0x0000000000000000 in () Thread 8 (Thread 0x7f6c237fe700 (LWP 18109)): #0 0x00007f6c91abf1c3 in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7f6c237fd6b0, expected=0, futex_word=0x7f6c237fd878) at ../sysdeps/unix/sysv/linux/futex-internal.h:143 #1 0x00007f6c91abf1c3 in __pthread_cond_wait_common (abstime=0x7f6c237fd750, mutex=0x7f6c237fd828, cond=0x7f6c237fd850) at pthread_cond_wait.c:533 #2 0x00007f6c91abf1c3 in __pthread_cond_timedwait (cond=0x7f6c237fd850, mutex=0x7f6c237fd828, abstime=0x7f6c237fd750) at pthread_cond_wait.c:667 #3 0x00007f6c85fc12c6 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #4 0x0000000024a24073 in () #5 0x0000000000001cf8 in () #6 0x0000000024a2445b in () #7 0x0000000000000000 in () Thread 7 (Thread 0x7f6c217fa700 (LWP 18113)): #0 0x00007f6c9c9f2bfb in epoll_wait (epfd=53, events=0x7f6bf8002010, maxevents=32, timeout=-1) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30 #1 0x00007f6c7b2f62c5 in () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6 #2 0x00007f6c7b2ec114 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6 #3 0x00007f6c85fc8c4e in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #4 0x00007f6bf8001cd9 in () #5 0x00007f6bf8001cd8 in () #6 0x00007f6c217f9820 in () #7 0x00007f6c217f9818 in () #8 0x00007f6bf8002560 in () #9 0x00007f6c217f98f0 in () #10 0x00007f6bf80024e0 in () #11 0x00007f6c00001f80 in () #12 0x00007f6c9c9682ed in __GI___libc_malloc (bytes=140101833203712) at malloc.c:3065 #13 0x0000000000000000 in () Thread 6 (Thread 0x7f6bf77fe700 (LWP 18116)): #0 0x00007f6c91abe9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f6bf77fd888) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 0x00007f6c91abe9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f6bf77fd838, cond=0x7f6bf77fd860) at pthread_cond_wait.c:502 #2 0x00007f6c91abe9f3 in __pthread_cond_wait (cond=0x7f6bf77fd860, mutex=0x7f6bf77fd838) at pthread_cond_wait.c:655 #3 0x00007f6c85fc11ca in base::ConditionVariable::Wait() () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #4 0x0000000000000000 in () Thread 5 (Thread 0x7f6c20ff9700 (LWP 18114)): #0 0x00007f6c91abe9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f6c20ff8778) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 0x00007f6c91abe9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f6c20ff8728, cond=0x7f6c20ff8750) at pthread_cond_wait.c:502 #2 0x00007f6c91abe9f3 in __pthread_cond_wait (cond=0x7f6c20ff8750, mutex=0x7f6c20ff8728) at pthread_cond_wait.c:655 #3 0x00007f6c85fc11ca in base::ConditionVariable::Wait() () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #4 0x0000000000000000 in () Thread 4 (Thread 0x7f6c22ffd700 (LWP 18110)): #0 0x00007f6c91abe9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55ab282a173c) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 0x00007f6c91abe9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x55ab282a1678, cond=0x55ab282a1710) at pthread_cond_wait.c:502 #2 0x00007f6c91abe9f3 in __pthread_cond_wait (cond=0x55ab282a1710, mutex=0x55ab282a1678) at pthread_cond_wait.c:655 #3 0x00007f6c85fc11ca in base::ConditionVariable::Wait() () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #4 0x0000000000000000 in () Thread 3 (Thread 0x7f6c367fc700 (LWP 18104)): #0 0x00007f6c7b2f3c05 in evutil_tv_to_msec_ () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6 #1 0x00007f6c7b2f642c in () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6 #2 0x00007f6c7b2ec114 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6 #3 0x00007f6c85fc8b0b in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #4 0x00007f6c24001c99 in () #5 0x00007f6c24001c98 in () #6 0x00007f6c367fb800 in () #7 0x00007f6c367fb7f8 in () #8 0x00007f6c24002520 in () #9 0x00007f6c240024a0 in () #10 0x000000000e47c4dd in () #11 0x00000000000000ef in () #12 0x000000000008eb1d in () #13 0x0000000000000000 in () Thread 2 (Thread 0x7f6bf6ffd700 (LWP 18127)): #0 0x00007f6c91abe9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7f6bf6ffc888) at ../sysdeps/unix/sysv/linux/futex-internal.h:88 #1 0x00007f6c91abe9f3 in __pthread_cond_wait_common (abstime=0x0, mutex=0x7f6bf6ffc838, cond=0x7f6bf6ffc860) at pthread_cond_wait.c:502 #2 0x00007f6c91abe9f3 in __pthread_cond_wait (cond=0x7f6bf6ffc860, mutex=0x7f6bf6ffc838) at pthread_cond_wait.c:655 #3 0x00007f6c85fc11ca in base::ConditionVariable::Wait() () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #4 0x0000000000000000 in () Thread 1 (Thread 0x7f6bf7fff700 (LWP 18115)): #0 0x00007f6c85fbe701 in base::RandBytes(void*, unsigned long) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #1 0x00007f6c85f493bd in base::RandInt(int, int) () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #2 0x00007f6c240c02f0 in () #3 0x00007f6c240c02f0 in () #4 0x00007f6bf7ffe3e0 in () #5 0x00007f6c240c0500 in () #6 0x0000000000000006 in () #7 0x00007f6bf7ffe440 in () #8 0x00007f6c86742812 in disk_cache::BackendImpl::ReportStats() () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #9 0x00007f6c00000000 in () #10 0x00007f6bf0002bc0 in () #11 0x0000000000000011 in () #12 0x000000000000001e in () #13 0x0000000000027d73 in () #14 0x00007f6bf7ffe440 in () #15 0xc65e4ceed8029c00 in () #16 0x00007f6c8ad43b00 in base::(anonymous namespace)::GetTLSForCurrentPendingTask()::instance () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #17 0x00007f6c240c02f0 in () #18 0x0000000000000001 in () #19 0x00007f6bf7ffe460 in () #20 0x00007f6c8ad43b00 in base::(anonymous namespace)::GetTLSForCurrentPendingTask()::instance () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5 #21 0x00007f6bf7ffe520 in () #22 0x00007f6bf7ffe4a0 in () #23 0x00007f6c867438c5 in disk_cache::BackendImpl::OnStatsTimer() () at /usr/lib/x86_64-linux-gnu/libQt5WebEngineCore.so.5
Thank you for reporting this crash in KDE software. As it has been a while since this issue was reported, can we please ask you to see if you can reproduce the crash with a recent software version? If you can reproduce the issue, please change the status to "CONFIRMED" when replying. Thank you!
Cannot reproduce on neon unstable. Operating System: KDE neon Unstable Edition KDE Plasma Version: 5.26.80 KDE Frameworks Version: 5.100.0 Qt Version: 5.15.6 Graphics Platform: Wayland