Bug 426503

Application: systemsettings5 (5.19.4)

Qt Version: 5.14.2
Frameworks Version: 5.72.0
Operating System: Linux 5.4.0-47-generic x86_64
Windowing system: X11
Distribution: KDE neon User Edition 5.19

-- Information about the crash:
- What I was doing when the application crashed:
1.Open system setting
2.Go to startup/ shutdown page
3.Select splash screen
4.Click on Get New Splash Screens
5.In search type LinuxSplash26
6.Select package and try to install it
Observe: App has crashed
Expected: App shoul remain stable

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Aborted

[KCrash Handler]
#4  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:51
#5  0x00007fc0f00f88b1 in __GI_abort () at abort.c:79
#6  0x00007fc0f0141907 in __libc_message (action=action@entry=do_abort, fmt=fmt@entry=0x7fc0f026edfa "%s\n") at ../sysdeps/posix/libc_fatal.c:181
#7  0x00007fc0f014897a in malloc_printerr (str=str@entry=0x7fc0f026d15d "realloc(): invalid pointer") at malloc.c:5350
#8  0x00007fc0f0150f2a in __GI___libc_realloc (oldmem=0x7fc0dc012831, bytes=512) at malloc.c:3174
#9  0x00007fc0e40c5999 in ?? () from /usr/lib/x86_64-linux-gnu/libfontconfig.so.1
#10 0x00007fc0e40c6097 in ?? () from /usr/lib/x86_64-linux-gnu/libfontconfig.so.1
#11 0x00007fc0e40b96c2 in FcDefaultSubstitute () from /usr/lib/x86_64-linux-gnu/libfontconfig.so.1
#12 0x00007fc0e43a3760 in QFontconfigDatabase::fallbacksForFamily (this=<optimized out>, family=..., style=<optimized out>, styleHint=<optimized out>, script=QChar::Script_Han) at fontconfig/qfontconfigdatabase.cpp:748
#13 0x00007fc0f144f47f in fallbacksForFamily (family=..., style=style@entry=QFont::StyleNormal, styleHint=styleHint@entry=QFont::Helvetica, script=script@entry=QChar::Script_Han) at text/qfontdatabase.cpp:864
#14 0x00007fc0f144f6aa in qt_fallbacksForFamily (family=..., style=QFont::StyleNormal, styleHint=QFont::Helvetica, script=QChar::Script_Han) at text/qfontdatabase.cpp:889
#15 0x00007fc0f143df9f in QFontEngineMulti::ensureFallbackFamiliesQueried (this=0x55efcc8a9900) at text/qfontengine.cpp:1794
#16 0x00007fc0f143d946 in QFontEngineMulti::stringToCMap (this=<optimized out>, str=<optimized out>, len=<optimized out>, glyphs=<optimized out>, nglyphs=0x7ffddbab53bc, flags=...) at text/qfontengine.cpp:1929
#17 0x00007fc0f145e909 in QTextEngine::shapeText (this=this@entry=0x55efcbcb2710, item=item@entry=5) at text/qtextengine.cpp:1450
#18 0x00007fc0f145f589 in QTextEngine::shape (this=this@entry=0x55efcbcb2710, item=5) at text/qtextengine.cpp:2004
#19 0x00007fc0f1472437 in QTextLine::layout_helper (this=this@entry=0x7ffddbab5930, maxGlyphs=maxGlyphs@entry=2147483647) at text/qtextlayout.cpp:1845
#20 0x00007fc0f147342d in QTextLine::setLineWidth (this=this@entry=0x7ffddbab5930, width=<optimized out>) at text/qtextlayout.cpp:1605
#21 0x00007fc0ee7d3afe in QQuickTextPrivate::setLineGeometry (this=this@entry=0x55efcbcb24d0, line=..., lineWidth=<optimized out>, height=@0x7ffddbab5918: 0) at items/qquicktext.cpp:1170
#22 0x00007fc0ee7d4936 in QQuickTextPrivate::setupTextLayout (this=this@entry=0x55efcbcb24d0, baseline=baseline@entry=0x7ffddbab5ab0) at items/qquicktext.cpp:795
#23 0x00007fc0ee7d6ddc in QQuickTextPrivate::updateSize (this=this@entry=0x55efcbcb24d0) at items/qquicktext.cpp:408
#24 0x00007fc0ee7d7d37 in QQuickTextPrivate::updateLayout (this=this@entry=0x55efcbcb24d0) at items/qquicktext.cpp:290
#25 0x00007fc0ee7d857c in QQuickText::setText (this=0x55efcbcb2410, n=...) at items/qquicktext.cpp:1685
#26 0x00007fc0ee7da599 in QQuickText::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at .moc/moc_qquicktext_p.cpp:884
#27 0x00007fc0ee19ed1f in QQmlPropertyData::writeProperty (flags=..., value=0x7ffddbab5c98, target=<optimized out>, this=<optimized out>) at ../../include/QtQml/5.14.2/QtQml/private/../../../../../src/qml/qml/qqmlpropertydata_p.h:286
#28 GenericBinding<10>::doStore<QString> (flags=..., pd=<optimized out>, value=..., this=0x55efcbac7140) at qml/qqmlbinding.cpp:334
#29 GenericBinding<10>::write (this=0x55efcbac7140, result=..., isUndefined=<optimized out>, flags=...) at qml/qqmlbinding.cpp:315
#30 0x00007fc0ee19f44a in QQmlNonbindingBinding::doUpdate (this=0x55efcbac7140, watcher=..., flags=..., scope=...) at qml/qqmlbinding.cpp:250
#31 0x00007fc0ee19c032 in QQmlBinding::update (this=0x55efcbac7140, flags=...) at qml/qqmlbinding.cpp:186
#32 0x00007fc0ee175322 in QQmlNotifier::emitNotify (endpoint=<optimized out>, a=a@entry=0x0) at qml/qqmlnotifier.cpp:104
#33 0x00007fc0ee123119 in QQmlData::signalEmitted (object=0x55efcbf1bbf0, index=<optimized out>, a=0x0) at qml/qqmlengine.cpp:858
#34 0x00007fc0f0b1d314 in doActivate<false> (sender=0x55efcbf1bbf0, signal_index=17, argv=0x0) at kernel/qobject.cpp:3762
#35 0x00007fc0ee11e851 in QQmlVMEMetaObject::metaCall (this=0x55efcbe4bef0, o=<optimized out>, c=<optimized out>, _id=<optimized out>, a=<optimized out>) at qml/qqmlvmemetaobject.cpp:782
#36 0x00007fc0ee06685d in QV4::QObjectWrapper::setProperty (engine=engine@entry=0x55efcbcdbe00, object=object@entry=0x55efcbf1bbf0, property=0x7fc05c23f448, value=...) at jsruntime/qv4qobjectwrapper.cpp:542
#37 0x00007fc0ee066b4e in QV4::QObjectWrapper::setQmlProperty (engine=engine@entry=0x55efcbcdbe00, qmlContext=qmlContext@entry=0x55efcbc91fe0, object=0x55efcbf1bbf0, name=<optimized out>, revisionMode=revisionMode@entry=QV4::QObjectWrapper::CheckRevision, value=...) at jsruntime/qv4qobjectwrapper.cpp:435
#38 0x00007fc0ee03d0f1 in QV4::QQmlContextWrapper::virtualPut (m=<optimized out>, id=..., value=..., receiver=<optimized out>) at jsruntime/qv4qmlcontext.cpp:432
#39 0x00007fc0edfe6218 in QV4::Object::put (receiver=0x7fc067bc15a8, v=..., name=0x7fc067bc15a0, this=0x7fc067bc15a8) at jsruntime/qv4object_p.h:318
#40 QV4::ExecutionContext::setProperty (this=<optimized out>, name=0x7fc067bc15a0, value=...) at jsruntime/qv4context.cpp:313
#41 0x00007fc0ee092537 in QV4::Runtime::StoreNameSloppy::call (engine=0x55efcbcdbe00, nameIndex=<optimized out>, value=...) at jsruntime/qv4runtime.cpp:990
#42 0x00007fc0ee07f6f2 in QV4::Moth::VME::interpret (frame=0x7ffddbab7d20, engine=0x55efcbcdbe00, code=0x7fc06fcc1d7c "\016\002") at jsruntime/qv4vme_moth.cpp:599
#43 0x00007fc0ee084686 in QV4::Moth::VME::exec (frame=frame@entry=0x7ffddbab7d20, engine=engine@entry=0x55efcbcdbe00) at jsruntime/qv4vme_moth.cpp:463
#44 0x00007fc0ee016faa in QV4::Function::call (this=this@entry=0x55efcbcd8160, thisObject=thisObject@entry=0x7fc067bc14f0, argv=argv@entry=0x7fc067bc1508, argc=<optimized out>, context=<optimized out>) at jsruntime/qv4function.cpp:69
#45 0x00007fc0ee194e57 in QQmlJavaScriptExpression::evaluate (this=this@entry=0x55efcbe4b790, callData=callData@entry=0x7fc067bc14d8, isUndefined=isUndefined@entry=0x0) at qml/qqmljavascriptexpression.cpp:211
#46 0x00007fc0ee13ef69 in QQmlBoundSignalExpression::evaluate (this=this@entry=0x55efcbe4b790, a=a@entry=0x7ffddbab9a70) at qml/qqmlboundsignal.cpp:223
#47 0x00007fc0ee1401bb in QQmlBoundSignal_callback (e=0x55efcbe4bfa0, a=0x7ffddbab9a70) at qml/qqmlboundsignal.cpp:356
#48 0x00007fc0ee175322 in QQmlNotifier::emitNotify (endpoint=<optimized out>, a=a@entry=0x7ffddbab9a70) at qml/qqmlnotifier.cpp:104
#49 0x00007fc0ee123119 in QQmlData::signalEmitted (object=0x55efcbf1bbf0, index=<optimized out>, a=0x7ffddbab9a70) at qml/qqmlengine.cpp:858
#50 0x00007fc0f0b1d314 in doActivate<false> (sender=0x55efcbf1bbf0, signal_index=16, argv=0x7ffddbab9a70) at kernel/qobject.cpp:3762
#51 0x00007fc065fbeb25 in ?? () from /usr/lib/x86_64-linux-gnu/qt5/qml/org/kde/newstuff/libnewstuffqmlplugin.so
#52 0x00007fc0f0b1d6d7 in QtPrivate::QSlotObjectBase::call (a=0x7ffddbab9b80, r=0x55efcbf1bbf0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#53 doActivate<false> (sender=0x55efcc0baf00, signal_index=19, argv=0x7ffddbab9b80) at kernel/qobject.cpp:3870
#54 0x00007fc06fdd4ebf in KNSCore::Engine::signalErrorCode(KNSCore::ErrorCode const&, QString const&, QVariant const&) () from /usr/lib/x86_64-linux-gnu/libKF5NewStuffCore.so.5
#55 0x00007fc06fd8fafa in KNSCore::Engine::slotInstallationFailed(QString const&) () from /usr/lib/x86_64-linux-gnu/libKF5NewStuffCore.so.5
#56 0x00007fc0f0b1d6d7 in QtPrivate::QSlotObjectBase::call (a=0x7ffddbab9ce0, r=0x55efcc0baf00, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#57 doActivate<false> (sender=0x55efcc0bdc50, signal_index=5, argv=0x7ffddbab9ce0) at kernel/qobject.cpp:3870
#58 0x00007fc06fdd48e5 in KNSCore::Installation::signalInstallationFailed(QString const&) () from /usr/lib/x86_64-linux-gnu/libKF5NewStuffCore.so.5
#59 0x00007fc06fda59a1 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5NewStuffCore.so.5
#60 0x00007fc0f0b1d6d7 in QtPrivate::QSlotObjectBase::call (a=0x7ffddbab9ea0, r=0x55efcc0bdc50, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#61 doActivate<false> (sender=0x55efcc4c3d30, signal_index=6, argv=0x7ffddbab9ea0) at kernel/qobject.cpp:3870
#62 0x00007fc0f0b17f92 in QMetaObject::activate (sender=sender@entry=0x55efcc4c3d30, m=m@entry=0x7fc0f2abd3e0 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffddbab9ea0) at kernel/qobject.cpp:3930
#63 0x00007fc0f285d7ec in KJob::result (this=this@entry=0x55efcc4c3d30, _t1=<optimized out>, _t1@entry=0x55efcc4c3d30, _t2=...) at ./obj-x86_64-linux-gnu/src/lib/KF5CoreAddons_autogen/include/moc_kjob.cpp:576
#64 0x00007fc0f285e321 in KJob::finishJob (this=0x55efcc4c3d30, emitResult=<optimized out>) at ./src/lib/jobs/kjob.cpp:96
#65 0x00007fc06fdc23b9 in ?? () from /usr/lib/x86_64-linux-gnu/libKF5NewStuffCore.so.5
#66 0x00007fc0f0b1557b in QObject::event (this=0x55efcc4c3d30, e=0x7fc0dc011e50) at kernel/qobject.cpp:1339
#67 0x00007fc0f1c669ac in QApplicationPrivate::notify_helper (this=this@entry=0x55efca631880, receiver=receiver@entry=0x55efcc4c3d30, e=e@entry=0x7fc0dc011e50) at kernel/qapplication.cpp:3685
#68 0x00007fc0f1c6dbb0 in QApplication::notify (this=0x7ffddbaba610, receiver=0x55efcc4c3d30, e=0x7fc0dc011e50) at kernel/qapplication.cpp:3431
#69 0x00007fc0f0ae24a8 in QCoreApplication::notifyInternal2 (receiver=0x55efcc4c3d30, event=0x7fc0dc011e50) at kernel/qcoreapplication.cpp:1075
#70 0x00007fc0f0ae267e in QCoreApplication::sendEvent (receiver=receiver@entry=0x55efcc4c3d30, event=event@entry=0x7fc0dc011e50) at kernel/qcoreapplication.cpp:1470
#71 0x00007fc0f0ae5121 in QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x55efca628000) at kernel/qcoreapplication.cpp:1815
#72 0x00007fc0f0ae56b8 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1674
#73 0x00007fc0f0b42103 in postEventSourceDispatch (s=0x55efca698c40) at kernel/qeventdispatcher_glib.cpp:277
#74 0x00007fc0e9314417 in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#75 0x00007fc0e9314650 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#76 0x00007fc0e93146dc in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#77 0x00007fc0f0b417ac in QEventDispatcherGlib::processEvents (this=0x55efca69c510, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#78 0x00007fc0f0ae0d2a in QEventLoop::exec (this=this@entry=0x7ffddbaba4c0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:225
#79 0x00007fc0f0aea4a0 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1383
#80 0x000055efc9762804 in main (argc=<optimized out>, argv=<optimized out>) at ./app/main.cpp:168

Possible duplicates by query: bug 426019, bug 425521, bug 425463, bug 424911, bug 424729.

Reported using DrKonqi