Bug 425490

Application: krunner (5.19.4)

Qt Version: 5.14.2
Frameworks Version: 5.72.0
Operating System: Linux 5.4.0-42-lowlatency x86_64
Windowing system: X11
Distribution: KDE neon User Edition 5.19

-- Information about the crash:
- What I was doing when the application crashed:

After system updated, KRunner crashes every time when I type something.

The crash can be reproduced every time.

-- Backtrace:
Application: krunner (krunner), signal: Bus error

[KCrash Handler]
#4  QReadWriteLock::tryLockForRead (this=0x564a0188b010, timeout=-1) at thread/qreadwritelock.cpp:263
#5  0x00007f06be2b6af2 in Plasma::QueryMatch::urls() const () from /usr/lib/x86_64-linux-gnu/libKF5Runner.so.5
#6  0x00007f06be2a422c in Plasma::AbstractRunner::mimeDataForMatch(Plasma::QueryMatch const&) () from /usr/lib/x86_64-linux-gnu/libKF5Runner.so.5
#7  0x00007f06be2c453a in ?? () from /usr/lib/x86_64-linux-gnu/libKF5Runner.so.5
#8  0x00007f06be2c5e9c in ?? () from /usr/lib/x86_64-linux-gnu/libKF5Runner.so.5
#9  0x00007f06be2c222b in Plasma::RunnerManager::launchQuery(QString const&, QString const&) () from /usr/lib/x86_64-linux-gnu/libKF5Runner.so.5
#10 0x00007f06be2c289b in Plasma::RunnerManager::launchQuery(QString const&) () from /usr/lib/x86_64-linux-gnu/libKF5Runner.so.5
#11 0x00007f06be3348c5 in ?? () from /usr/lib/x86_64-linux-gnu/libmilou.so.5
#12 0x00007f06be32bd0e in ?? () from /usr/lib/x86_64-linux-gnu/libmilou.so.5
#13 0x00007f06d58e16cf in QQmlPropertyData::writeProperty (flags=..., value=0x7fff7467b588, target=<optimized out>, this=<optimized out>) at ../../include/QtQml/5.14.2/QtQml/private/../../../../../src/qml/qml/qqmlpropertydata_p.h:286
#14 GenericBinding<10>::doStore<QString> (flags=..., pd=<optimized out>, value=..., this=0x564a01e1d720) at qml/qqmlbinding.cpp:334
#15 GenericBinding<10>::write (this=0x564a01e1d720, result=..., isUndefined=<optimized out>, flags=...) at qml/qqmlbinding.cpp:315
#16 0x00007f06d58e1e93 in QQmlNonbindingBinding::doUpdate (this=0x564a01e1d720, watcher=..., flags=..., scope=...) at ../../include/QtQml/5.14.2/QtQml/private/../../../../../src/qml/jsruntime/qv4scopedvalue_p.h:239
#17 0x00007f06d58dec52 in QQmlBinding::update (this=0x564a01e1d720, flags=...) at qml/qqmlbinding.cpp:186
#18 0x00007f06d58b93dd in QQmlNotifier::emitNotify (endpoint=<optimized out>, a=a@entry=0x0) at qml/qqmlnotifier.cpp:104
#19 0x00007f06d5861294 in QQmlData::signalEmitted (object=0x564a01c8ee10, index=32, a=0x0) at qml/qqmlengine.cpp:858
#20 0x00007f06d425c0a5 in doActivate<false> (sender=0x564a01c8ee10, signal_index=32, argv=0x0) at kernel/qobject_p.h:110
#21 0x00007f06d585ca68 in QQmlVMEMetaObject::metaCall(QObject*, QMetaObject::Call, int, void**) () at ../../include/QtQml/5.14.2/QtQml/private/../../../../../src/qml/qml/qqmlpropertycache_p.h:375
#22 0x00007f06d579988a in QV4::QObjectWrapper::setProperty (engine=0x564a01b10460, object=0x564a01c8ee10, property=0x7f06b0204238, value=...) at ../../include/QtQml/5.14.2/QtQml/private/../../../../../src/qml/qml/qqmlpropertydata_p.h:196
#23 0x00007f06d579a1be in QV4::QObjectWrapper::setQmlProperty (engine=0x564a01b10460, qmlContext=<optimized out>, object=0x564a01c8ee10, name=<optimized out>, revisionMode=QV4::QObjectWrapper::IgnoreRevision, value=...) at jsruntime/qv4qobjectwrapper.cpp:435
#24 0x00007f06d579a337 in QV4::QObjectWrapper::virtualPut(QV4::Managed*, QV4::PropertyKey, QV4::Value const&, QV4::Value*) () at /usr/include/c++/9/bits/atomic_base.h:413
#25 0x00007f06d575e094 in QV4::Object::put (receiver=0x7f06bebbf560, v=..., id=..., this=0x7f06bebbf560) at ../../include/QtQml/5.14.2/QtQml/private/../../../../../src/qml/memory/qv4heap_p.h:73
#26 QV4::Object::virtualResolveLookupSetter (object=0x7f06bebbf560, engine=0x564a01b10460, lookup=0x564a020576d0, value=...) at jsruntime/qv4object.cpp:804
#27 0x00007f06d57b3fc6 in QV4::Moth::VME::interpret (frame=0x7fff7467d620, engine=0x564a01b10460, code=0x7f06cc510eff ".FM|") at jsruntime/qv4vme_moth.cpp:653
#28 0x00007f06d57b93ef in QV4::Moth::VME::exec (frame=frame@entry=0x7fff7467d620, engine=engine@entry=0x564a01b10460) at jsruntime/qv4vme_moth.cpp:463
#29 0x00007f06d5748dcd in QV4::Function::call (this=this@entry=0x564a01cda040, thisObject=<optimized out>, argv=argv@entry=0x7f06bebbf500, argc=<optimized out>, context=<optimized out>) at jsruntime/qv4function.cpp:69
#30 0x00007f06d58d7b47 in QQmlJavaScriptExpression::evaluate (this=this@entry=0x564a01b3f8c0, callData=callData@entry=0x7f06bebbf4d0, isUndefined=isUndefined@entry=0x0) at ../../include/QtQml/5.14.2/QtQml/private/../../../../../src/qml/jsruntime/qv4value_p.h:343
#31 0x00007f06d587e8de in QQmlBoundSignalExpression::evaluate (this=<optimized out>, a=<optimized out>) at ../../include/QtQml/5.14.2/QtQml/private/../../../../../src/qml/jsruntime/qv4jscall_p.h:95
#32 0x00007f06d587f978 in QQmlBoundSignal_callback (e=0x564a01e159f0, a=0x0) at ../../include/QtQml/5.14.2/QtQml/private/../../../../../src/qml/qml/qqmlboundsignalexpressionpointer_p.h:69
#33 0x00007f06d58b93dd in QQmlNotifier::emitNotify (endpoint=<optimized out>, a=a@entry=0x0) at qml/qqmlnotifier.cpp:104
#34 0x00007f06d5861294 in QQmlData::signalEmitted (object=0x564a01caec40, index=61, a=0x0) at qml/qqmlengine.cpp:858
#35 0x00007f06d425c0a5 in doActivate<false> (sender=0x564a01caec40, signal_index=61, argv=0x0) at kernel/qobject_p.h:110
#36 0x00007f06d585af40 in QQmlVMEMetaObjectEndpoint::tryConnect (this=0x564a01b62810) at qml/qqmlvmemetaobject.cpp:155
#37 0x00007f06d58b93dd in QQmlNotifier::emitNotify (endpoint=<optimized out>, a=a@entry=0x0) at qml/qqmlnotifier.cpp:104
#38 0x00007f06d5861294 in QQmlData::signalEmitted (object=0x564a01d5af70, index=30, a=0x0) at qml/qqmlengine.cpp:858
#39 0x00007f06d425c0a5 in doActivate<false> (sender=0x564a01d5af70, signal_index=30, argv=0x0) at kernel/qobject_p.h:110
#40 0x00007f06d5d8de0a in QQuickTextInputPrivate::finishChange(int, bool, bool) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#41 0x00007f06d5d92017 in QQuickTextInputPrivate::processKeyEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#42 0x00007f06d5d920ee in QQuickTextInput::keyPressEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#43 0x00007f06d5d1054b in QQuickItemPrivate::deliverKeyEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#44 0x00007f06d5d1080e in QQuickItem::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#45 0x00007f06d4dd6cc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#46 0x00007f06d4ddff40 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#47 0x00007f06d422678a in QCoreApplication::notifyInternal2 (receiver=0x564a01d5af70, event=0x7fff746816d0) at ../../include/QtCore/../../src/corelib/kernel/qobject.h:153
#48 0x00007f06d5d1d5ff in QQuickWindowPrivate::deliverKeyEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#49 0x00007f06d5d22ee3 in QQuickWindow::keyPressEvent(QKeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#50 0x00007f06d465496d in QWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#51 0x00007f06d5d2fe49 in QQuickWindow::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Quick.so.5
#52 0x00007f06d60b3753 in PlasmaQuick::Dialog::event(QEvent*) () from /usr/lib/x86_64-linux-gnu/libKF5PlasmaQuick.so.5
#53 0x0000564a00a5e553 in ?? ()
#54 0x00007f06d4dd6cc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#55 0x00007f06d4ddff40 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#56 0x00007f06d422678a in QCoreApplication::notifyInternal2 (receiver=0x7fff74681b10, event=0x7fff746816d0) at ../../include/QtCore/../../src/corelib/kernel/qobject.h:153
#57 0x00007f06d46457bb in QGuiApplicationPrivate::processKeyEvent(QWindowSystemInterfacePrivate::KeyEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#58 0x00007f06d464a9cb in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#59 0x00007f06d4622d6b in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/x86_64-linux-gnu/libQt5Gui.so.5
#60 0x00007f06cf5bb51e in ?? () from /usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#61 0x00007f06d247cfbd in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#62 0x00007f06d247d240 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#63 0x00007f06d247d2e3 in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#64 0x00007f06d427f1e2 in QEventDispatcherGlib::processEvents (this=0x564a018fef20, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#65 0x00007f06d422524b in QEventLoop::exec (this=this@entry=0x7fff746819d0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:136
#66 0x00007f06d422d296 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:118
#67 0x0000564a00a5cabf in ?? ()
#68 0x00007f06d3bd30b3 in __libc_start_main (main=0x564a00a5c4a0, argc=1, argv=0x7fff74681ce8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff74681cd8) at ../csu/libc-start.c:308
#69 0x0000564a00a5cc7e in _start ()
[Inferior 1 (process 3790) detached]

Possible duplicates by query: bug 425481, bug 425477, bug 423891, bug 423610, bug 423011.

Reported using DrKonqi