Bug 422593

Application: krunner (5.19.80)
 (Compiled from sources)
Qt Version: 5.15.0
Frameworks Version: 5.71.0
Operating System: Linux 5.6.15-1-MANJARO x86_64
Windowing system: Wayland
Distribution: Manjaro Linux

-- Information about the crash:
As soon as I start typing KRunner crashes reliably, no matter what is typed

The crash can be reproduced every time.

-- Backtrace:
Application: krunner (krunner), signal: Bus error
Content of s_kcrashErrorMessage: (null)
[KCrash Handler]
#5  QReadWriteLock::tryLockForRead(int) (this=0x560e027ee010, timeout=-1) at thread/qreadwritelock.cpp:263
#6  0x00007f10c00ce7f1 in QReadLocker::relock() (this=0x7ffeee439b70) at /home/nico/kde/usr/include/QtCore/qreadwritelock.h:106
#7  0x00007f10c00ce875 in QReadLocker::QReadLocker(QReadWriteLock*) (this=0x7ffeee439b70, areadWriteLock=0x560e027ee010) at /home/nico/kde/usr/include/QtCore/qreadwritelock.h:125
#8  0x00007f10c00ce2ac in Plasma::QueryMatch::urls() const (this=0x560e03638890) at /home/nico/kde/src/krunner/src/querymatch.cpp:264
#9  0x00007f10c00bc0c1 in Plasma::AbstractRunner::mimeDataForMatch(Plasma::QueryMatch const&) (this=0x560e036389e0, match=...) at /home/nico/kde/src/krunner/src/abstractrunner.cpp:203
#10 0x00007f10c00d93b2 in Plasma::RunnerManagerPrivate::loadInstalledRunner(QExplicitlySharedDataPointer<KService>) (this=0x560e02af2900, service=...) at /home/nico/kde/src/krunner/src/runnermanager.cpp:331
#11 0x00007f10c00d8454 in Plasma::RunnerManagerPrivate::loadRunners() (this=0x560e02af2900) at /home/nico/kde/src/krunner/src/runnermanager.cpp:211
#12 0x00007f10c00d670c in Plasma::RunnerManager::launchQuery(QString const&, QString const&) (this=0x560e02ad4db0, untrimmedTerm=..., runnerName=...) at /home/nico/kde/src/krunner/src/runnermanager.cpp:803
#13 0x00007f10c00d648a in Plasma::RunnerManager::launchQuery(QString const&) (this=0x560e02ad4db0, term=...) at /home/nico/kde/src/krunner/src/runnermanager.cpp:773
#14 0x00007f10c0189a07 in Milou::RunnerResultsModel::setQueryString(QString const&) (this=0x560e02be9a80, queryString=...) at /home/nico/kde/src/milou/lib/runnerresultsmodel.cpp:194
#15 0x00007f10c0184215 in Milou::ResultsModel::setQueryString(QString const&) (this=0x560e02ad4aa0, queryString=...) at /home/nico/kde/src/milou/lib/resultsmodel.cpp:370
#16 0x00007f10c017e94d in Milou::ResultsModel::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) (_o=0x560e02ad4aa0, _c=QMetaObject::WriteProperty, _id=0, _a=0x7ffeee439ff0) at lib/milou_autogen/EWIEGA46WW/moc_resultsmodel.cpp:228
#17 0x00007f10d5f5188f in QQmlPropertyData::writeProperty(QObject*, void*, QFlags<QQmlPropertyData::WriteFlag>) const (flags=..., value=0x7ffeee439fc8, target=<optimized out>, this=0x7f10b01f2f68) at ../../include/QtQml/5.15.0/QtQml/private/../../../../../src/qml/qml/qqmlpropertydata_p.h:375
#18 GenericBinding<10>::doStore<QString>(QString, QQmlPropertyData const*, QFlags<QQmlPropertyData::WriteFlag>) const (flags=..., pd=0x7f10b01f2f68, value=..., this=0x560e02ceefc0) at qml/qqmlbinding.cpp:342
#19 GenericBinding<10>::write(QV4::Value const&, bool, QFlags<QQmlPropertyData::WriteFlag>) (this=0x560e02ceefc0, result=..., isUndefined=<optimized out>, flags=...) at qml/qqmlbinding.cpp:323
#20 0x00007f10d5f5208e in QQmlNonbindingBinding::doUpdate(QQmlJavaScriptExpression::DeleteWatcher const&, QFlags<QQmlPropertyData::WriteFlag>, QV4::Scope&) (this=0x560e02ceefc0, watcher=..., flags=..., scope=...) at ../../include/QtQml/5.15.0/QtQml/private/../../../../../src/qml/jsruntime/qv4scopedvalue_p.h:239
#21 0x00007f10d5f4fd44 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) (this=0x560e02ceefc0, flags=...) at qml/qqmlbinding.cpp:194
#22 0x00007f10d5f2bddd in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) (endpoint=<optimized out>, a=0x0) at qml/qqmlnotifier.cpp:104
#23 0x00007f10d47089d5 in doActivate<false>(QObject*, int, void**) (sender=0x560e02b8c060, signal_index=32, argv=argv@entry=0x0) at kernel/qobject_p.h:110
#24 0x00007f10d47023bd in QMetaObject::activate(QObject*, int, int, void**) (sender=<optimized out>, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=argv@entry=0x0) at kernel/qobject.cpp:3959
#25 0x00007f10d5ed87e5 in QQmlVMEMetaObject::activate(QObject*, int, void**) (this=this@entry=0x560e02b10f90, object=<optimized out>, index=<optimized out>, args=args@entry=0x0) at ../../include/QtQml/5.15.0/QtQml/private/../../../../../src/qml/qml/qqmlpropertycache_p.h:386
#26 0x00007f10d5edadbd in QQmlVMEMetaObject::metaCall(QObject*, QMetaObject::Call, int, void**) (this=0x560e02b10f90, o=<optimized out>, c=<optimized out>, _id=<optimized out>, a=<optimized out>) at ../../include/QtQml/5.15.0/QtQml/private/../../../../../src/qml/qml/qqmlpropertycache_p.h:376
#27 0x00007f10d5e1616a in QV4::QObjectWrapper::setProperty(QV4::ExecutionEngine*, QObject*, QQmlPropertyData*, QV4::Value const&) (engine=0x560e0282b670, object=0x560e02b8c060, property=0x7f10b021fc08, value=...) at ../../include/QtQml/5.15.0/QtQml/private/../../../../../src/qml/qml/qqmlpropertydata_p.h:285
#28 0x00007f10d5e16817 in QV4::QObjectWrapper::setQmlProperty(QV4::ExecutionEngine*, QQmlContextData*, QObject*, QV4::String*, QV4::QObjectWrapper::RevisionMode, QV4::Value const&) (value=..., revisionMode=QV4::QObjectWrapper::IgnoreRevision, name=<optimized out>, object=0x560e02b8c060, qmlContext=<optimized out>, engine=0x560e0282b670) at jsruntime/qv4qobjectwrapper.cpp:435
#29 QV4::QObjectWrapper::setQmlProperty(QV4::ExecutionEngine*, QQmlContextData*, QObject*, QV4::String*, QV4::QObjectWrapper::RevisionMode, QV4::Value const&) (engine=0x560e0282b670, qmlContext=<optimized out>, object=0x560e02b8c060, name=<optimized out>, revisionMode=QV4::QObjectWrapper::IgnoreRevision, value=...) at jsruntime/qv4qobjectwrapper.cpp:418
#30 0x00007f10d5e169b5 in QV4::QObjectWrapper::virtualPut(QV4::Managed*, QV4::PropertyKey, QV4::Value const&, QV4::Value*) (m=0x7f10c05b3560, id=..., value=..., receiver=0x7f10c05b3560) at /usr/include/c++/10.1.0/bits/atomic_base.h:420
#31 0x00007f10d5de1d4b in QV4::Object::put(QV4::PropertyKey, QV4::Value const&, QV4::Value*) (receiver=0x7f10c05b3560, v=..., id=..., this=0x7f10c05b3560) at ../../include/QtQml/5.15.0/QtQml/private/../../../../../src/qml/memory/qv4heap_p.h:82
#32 QV4::Object::virtualResolveLookupSetter(QV4::Object*, QV4::ExecutionEngine*, QV4::Lookup*, QV4::Value const&) (object=0x7f10c05b3560, engine=0x560e0282b670, lookup=0x560e02cb53f0, value=...) at jsruntime/qv4object.cpp:804
#33 0x00007f10d5e2f208 in QV4::Moth::VME::interpret(QV4::CppStackFrame*, QV4::ExecutionEngine*, char const*) (frame=0x7ffeee43c020, engine=0x560e0282b670, code=0x7f10cc170f0f ".FM|") at jsruntime/qv4vme_moth.cpp:653
#34 0x00007f10d5e33037 in QV4::Moth::VME::exec(QV4::CppStackFrame*, QV4::ExecutionEngine*) (frame=frame@entry=0x7ffeee43c020, engine=engine@entry=0x560e0282b670) at jsruntime/qv4vme_moth.cpp:463
#35 0x00007f10d5dce70d in QV4::Function::call(QV4::Value const*, QV4::Value const*, int, QV4::ExecutionContext const*) (this=this@entry=0x560e02b127a0, thisObject=<optimized out>, argv=argv@entry=0x7f10c05b3500, argc=<optimized out>, context=<optimized out>) at jsruntime/qv4function.cpp:69
#36 0x00007f10d5f48fb5 in QQmlJavaScriptExpression::evaluate(QV4::CallData*, bool*) (this=this@entry=0x560e02bc2f90, callData=callData@entry=0x7f10c05b34d0, isUndefined=isUndefined@entry=0x0) at ../../include/QtQml/5.15.0/QtQml/private/../../../../../src/qml/jsruntime/qv4value_p.h:343
#37 0x00007f10d5efc58b in QQmlBoundSignalExpression::evaluate(void**) (this=<optimized out>, a=<optimized out>) at ../../include/QtQml/5.15.0/QtQml/private/../../../../../src/qml/jsruntime/qv4jscall_p.h:95
#38 0x00007f10d5efca70 in QQmlBoundSignal_callback(QQmlNotifierEndpoint*, void**) (e=0x560e02b5aad0, a=0x0) at ../../include/QtQml/5.15.0/QtQml/private/../../../../../src/qml/qml/qqmlboundsignalexpressionpointer_p.h:69
#39 0x00007f10d5f2bddd in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) (endpoint=<optimized out>, a=0x0) at qml/qqmlnotifier.cpp:104
#40 0x00007f10d47089d5 in doActivate<false>(QObject*, int, void**) (sender=0x560e02bbacd0, signal_index=61, argv=0x0) at kernel/qobject_p.h:110
#41 0x00007f10d5f2bddd in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) (endpoint=<optimized out>, a=0x0) at qml/qqmlnotifier.cpp:104
#42 0x00007f10d47089d5 in doActivate<false>(QObject*, int, void**) (sender=0x560e02b77ed0, signal_index=30, argv=argv@entry=0x0) at kernel/qobject_p.h:110
#43 0x00007f10d47021a0 in QMetaObject::activate(QObject*, QMetaObject const*, int, void**) (sender=sender@entry=0x560e02b77ed0, m=m@entry=0x7f10d6696fe0 <QQuickTextInput::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3946
#44 0x00007f10d63fd610 in QQuickTextInput::textChanged() (this=this@entry=0x560e02b77ed0) at .moc/moc_qquicktextinput_p.cpp:1319
#45 0x00007f10d6405d46 in QQuickTextInputPrivate::finishChange(int, bool, bool) (this=0x560e02b8d5f0, validateFromState=<optimized out>, update=<optimized out>, edited=<optimized out>) at items/qquicktextinput.cpp:3608
#46 0x00007f10d6409b07 in QQuickTextInputPrivate::processKeyEvent(QKeyEvent*) (this=this@entry=0x560e02b8d5f0, event=event@entry=0x7ffeee43fb50) at /home/nico/workspace/qt5/qtbase/include/QtCore/../../src/corelib/tools/qrefcount.h:60
#47 0x00007f10d6409b9a in QQuickTextInput::keyPressEvent(QKeyEvent*) (this=0x560e02b77ed0, ev=0x7ffeee43fb50) at items/qquicktextinput.cpp:1516
#48 0x00007f10d63c606b in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) (this=this@entry=0x560e02b8d5f0, e=0x7ffeee43fb50) at items/qquickitem.cpp:5178
#49 0x00007f10d63c62c8 in QQuickItem::event(QEvent*) (this=0x560e02b77ed0, ev=0x7ffeee43fb50) at items/qquickitem.cpp:8147
#50 0x00007f10d52180ef in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=<optimized out>, receiver=0x560e02b77ed0, e=0x7ffeee43fb50) at kernel/qapplication.cpp:3671
#51 0x00007f10d46d29aa in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x560e02b77ed0, event=0x7ffeee43fb50) at ../../include/QtCore/5.15.0/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#52 0x00007f10d63d3cb7 in QQuickWindowPrivate::deliverKeyEvent(QKeyEvent*) (this=0x560e027ee010, e=0x7ffeee43fb50) at items/qquickwindow.cpp:1911
#53 0x00007f10d4aecfa5 in QWindow::event(QEvent*) (this=0x7ffeee43ff00, ev=<optimized out>) at kernel/qwindow.cpp:2438
#54 0x00007f10d6a40e55 in PlasmaQuick::Dialog::event(QEvent*) (this=0x7ffeee43ff00, event=0x7ffeee43fb50) at /home/nico/kde/src/plasma-framework/src/plasmaquick/dialog.cpp:1363
#55 0x0000560e01b7c746 in View::event(QEvent*) (this=0x7ffeee43ff00, event=0x7ffeee43fb50) at /home/nico/kde/src/plasma-workspace/krunner/view.cpp:171
#56 0x00007f10d52180ef in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=<optimized out>, receiver=0x7ffeee43ff00, e=0x7ffeee43fb50) at kernel/qapplication.cpp:3671
#57 0x00007f10d46d29aa in QCoreApplication::notifyInternal2(QObject*, QEvent*) (receiver=0x7ffeee43ff00, event=0x7ffeee43fb50) at ../../include/QtCore/5.15.0/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#58 0x00007f10d4adcef2 in QGuiApplicationPrivate::processKeyEvent(QWindowSystemInterfacePrivate::KeyEvent*) (e=0x560e02f2e1e0) at kernel/qguiapplication.cpp:2346
#59 0x00007f10d4ab6f3b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) (flags=...) at kernel/qwindowsysteminterface.cpp:1175
#60 0x00007f10cff8d880 in userEventSourceDispatch(GSource*, GSourceFunc, gpointer) (source=<optimized out>) at qeventdispatcher_glib.cpp:74
#61 0x00007f10d0c5143c in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#62 0x00007f10d0c9efa9 in  () at /usr/lib/libglib-2.0.so.0
#63 0x00007f10d0c50221 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#64 0x00007f10d4729dbf in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x560e02889c10, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#65 0x00007f10d46d136b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffeee43fde0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#66 0x00007f10d46d95d0 in QCoreApplication::exec() () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#67 0x0000560e01b7a49b in main(int, char**) (argc=1, argv=0x7ffeee4400d8) at /home/nico/kde/src/plasma-workspace/krunner/main.cpp:118
[Inferior 1 (process 36383) detached]

Possible duplicates by query: bug 395597, bug 394320.

Reported using DrKonqi