Bug 467922 - kde settings crashed in QFontconfigDatabase::setupFontEngine()
Summary: kde settings crashed in QFontconfigDatabase::setupFontEngine()
Status: RESOLVED WORKSFORME
Alias: None
Product: systemsettings
Classification: Applications
Component: kcm_fonts (show other bugs)
Version: 5.27.3
Platform: Fedora RPMs Linux
: NOR crash
Target Milestone: ---
Assignee: Plasma Bugs List
URL:
Keywords: drkonqi
: 469213 469360 (view as bug list)
Depends on:
Blocks:
 
Reported: 2023-03-29 13:41 UTC by joel
Modified: 2024-09-24 03:47 UTC (History)
7 users (show)

See Also:
Latest Commit:
Version Fixed In:
Sentry Crash Report:


Attachments
New crash information added by DrKonqi (7.63 KB, text/plain)
2023-04-30 13:14 UTC, Samuka Lira
Details
New crash information added by DrKonqi (10.15 KB, text/plain)
2023-12-12 19:36 UTC, Janne Hakonen
Details

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Description joel 2023-03-29 13:41:54 UTC
Application: systemsettings (5.27.3)

Qt Version: 5.15.8
Frameworks Version: 5.104.0
Operating System: Linux 6.2.8-300.fc38.x86_64 x86_64
Windowing System: X11
Distribution: Fedora Linux 38 (KDE Plasma Prerelease)
DrKonqi: 5.27.3 [KCrashBackend]

-- Information about the crash:
was changing teaming in setting and all of sudden it crashed.

The reporter is unsure if this crash is reproducible.

-- Backtrace:
Application: Systeminställningar (systemsettings), signal: Segmentation fault

[KCrash Handler]
#4  0x00007f1698762f2f in QFontconfigDatabase::setupFontEngine(QFontEngineFT*, QFontDef const&) const () from /lib64/libQt5XcbQpa.so.5
#5  0x00007f1698763952 in QFontconfigDatabase::fontEngine(QFontDef const&, void*) () from /lib64/libQt5XcbQpa.so.5
#6  0x00007f16ab82a54b in loadEngine(int, QFontDef const&, QtFontFamily*, QtFontFoundry*, QtFontStyle*, QtFontSize*) [clone .isra.0] () from /lib64/libQt5Gui.so.5
#7  0x00007f16ab82abca in QFontDatabase::findFont(QFontDef const&, int, bool) () from /lib64/libQt5Gui.so.5
#8  0x00007f16ab82b838 in QFontDatabase::load(QFontPrivate const*, int) () from /lib64/libQt5Gui.so.5
#9  0x00007f16ab800de3 in QFontPrivate::engineForScript(int) const () from /lib64/libQt5Gui.so.5
#10 0x00007f16ab831575 in QTextEngine::fontEngine(QScriptItem const&, QFixed*, QFixed*, QFixed*) const () from /lib64/libQt5Gui.so.5
#11 0x00007f16ab832f1f in QTextEngine::shapeText(int) const () from /lib64/libQt5Gui.so.5
#12 0x00007f16ab845bc7 in QTextLine::layout_helper(int) () from /lib64/libQt5Gui.so.5
#13 0x00007f16a94c60d5 in QQuickTextPrivate::setLineGeometry(QTextLine&, double, double&) () from /lib64/libQt5Quick.so.5
#14 0x00007f16a94c6eb8 in QQuickTextPrivate::setupTextLayout(double*) () from /lib64/libQt5Quick.so.5
#15 0x00007f16a94c90b2 in QQuickTextPrivate::updateSize() () from /lib64/libQt5Quick.so.5
#16 0x00007f16a94ca883 in QQuickTextPrivate::updateLayout() () from /lib64/libQt5Quick.so.5
#17 0x00007f16a8f2626b in QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) () from /lib64/libQt5Qml.so.5
#18 0x00007f16a8eb80c1 in QQmlIncubatorPrivate::incubate(QQmlInstantiationInterrupt&) () from /lib64/libQt5Qml.so.5
#19 0x00007f16a8eb86d0 in QQmlEnginePrivate::incubate(QQmlIncubator&, QQmlContextData*) () from /lib64/libQt5Qml.so.5
#20 0x00007f16a8eb1cd4 in QQmlComponent::create(QQmlIncubator&, QQmlContext*, QQmlContext*) () from /lib64/libQt5Qml.so.5
#21 0x00007f16a951d5c5 in QQuickLoaderPrivate::_q_sourceLoaded() () from /lib64/libQt5Quick.so.5
#22 0x00007f16a8f2626b in QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) () from /lib64/libQt5Qml.so.5
#23 0x00007f16a8eb80c1 in QQmlIncubatorPrivate::incubate(QQmlInstantiationInterrupt&) () from /lib64/libQt5Qml.so.5
#24 0x00007f16a8eb86d0 in QQmlEnginePrivate::incubate(QQmlIncubator&, QQmlContextData*) () from /lib64/libQt5Qml.so.5
#25 0x00007f16a8eb1cd4 in QQmlComponent::create(QQmlIncubator&, QQmlContext*, QQmlContext*) () from /lib64/libQt5Qml.so.5
#26 0x00007f16a951d5c5 in QQuickLoaderPrivate::_q_sourceLoaded() () from /lib64/libQt5Quick.so.5
#27 0x00007f16a951e8d2 in QQuickLoader::qt_metacall(QMetaObject::Call, int, void**) () from /lib64/libQt5Quick.so.5
#28 0x00007f16a8f18ddd in QObjectPointerBinding::write(QV4::Value const&, bool, QFlags<QQmlPropertyData::WriteFlag>) () from /lib64/libQt5Qml.so.5
#29 0x00007f16a8f1aa1d in QQmlNonbindingBinding::doUpdate(QQmlJavaScriptExpression::DeleteWatcher const&, QFlags<QQmlPropertyData::WriteFlag>, QV4::Scope&) () from /lib64/libQt5Qml.so.5
#30 0x00007f16a8f181a5 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () from /lib64/libQt5Qml.so.5
#31 0x00007f16a8ef39d7 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /lib64/libQt5Qml.so.5
#32 0x00007f16ab2e81c0 in void doActivate<false>(QObject*, int, void**) () from /lib64/libQt5Core.so.5
#33 0x00007f16a8e97e78 in QQmlVMEMetaObject::metaCall(QObject*, QMetaObject::Call, int, void**) () from /lib64/libQt5Qml.so.5
#34 0x00007f16a8f18b21 in QObjectPointerBinding::write(QV4::Value const&, bool, QFlags<QQmlPropertyData::WriteFlag>) () from /lib64/libQt5Qml.so.5
#35 0x00007f16a8f1aa1d in QQmlNonbindingBinding::doUpdate(QQmlJavaScriptExpression::DeleteWatcher const&, QFlags<QQmlPropertyData::WriteFlag>, QV4::Scope&) () from /lib64/libQt5Qml.so.5
#36 0x00007f16a8f181a5 in QQmlBinding::update(QFlags<QQmlPropertyData::WriteFlag>) () from /lib64/libQt5Qml.so.5
#37 0x00007f16a8ef39d7 in QQmlNotifier::emitNotify(QQmlNotifierEndpoint*, void**) () from /lib64/libQt5Qml.so.5
#38 0x00007f16ab2e81c0 in void doActivate<false>(QObject*, int, void**) () from /lib64/libQt5Core.so.5
#39 0x00007f16a951f07d in QQuickLoaderPrivate::incubatorStateChanged(QQmlIncubator::Status) () from /lib64/libQt5Quick.so.5
#40 0x00007f16a8eb832a in QQmlIncubatorPrivate::incubate(QQmlInstantiationInterrupt&) () from /lib64/libQt5Qml.so.5
#41 0x00007f16a8eb86d0 in QQmlEnginePrivate::incubate(QQmlIncubator&, QQmlContextData*) () from /lib64/libQt5Qml.so.5
#42 0x00007f16a8eb1cd4 in QQmlComponent::create(QQmlIncubator&, QQmlContext*, QQmlContext*) () from /lib64/libQt5Qml.so.5
#43 0x00007f16a951d5c5 in QQuickLoaderPrivate::_q_sourceLoaded() () from /lib64/libQt5Quick.so.5
#44 0x00007f16a8f2626b in QQmlObjectCreator::finalize(QQmlInstantiationInterrupt&) () from /lib64/libQt5Qml.so.5
#45 0x00007f16a8eb80c1 in QQmlIncubatorPrivate::incubate(QQmlInstantiationInterrupt&) () from /lib64/libQt5Qml.so.5
#46 0x00007f16a8eb86d0 in QQmlEnginePrivate::incubate(QQmlIncubator&, QQmlContextData*) () from /lib64/libQt5Qml.so.5
#47 0x00007f16a8eb1cd4 in QQmlComponent::create(QQmlIncubator&, QQmlContext*, QQmlContext*) () from /lib64/libQt5Qml.so.5
#48 0x00007f16aa183ab9 in KDeclarative::QmlObject::completeInitialization(QHash<QString, QVariant> const&) () from /lib64/libKF5Declarative.so.5
#49 0x00007f16aa19eaf2 in KQuickAddons::ConfigModule::mainUi() () from /lib64/libKF5QuickAddons.so.5
#50 0x00007f16abd165c2 in KCModuleLoader::loadModule(KPluginMetaData const&, QWidget*, QList<QVariant> const&) () from /lib64/libKF5KCMUtils.so.5
#51 0x00007f16abd19b0b in KCModuleProxyPrivate::loadModule() () from /lib64/libKF5KCMUtils.so.5
#52 0x00007f16abd1a151 in KCModuleProxy::realModule() const () from /lib64/libKF5KCMUtils.so.5
#53 0x00007f16acc3ccca in ModuleView::updatePageIconHeader(KPageWidgetItem*) () from /lib64/libsystemsettingsview.so.3
#54 0x00007f16acc402ed in ModuleView::addModule(MenuItem*, QStringList const&) () from /lib64/libsystemsettingsview.so.3
#55 0x00007f168d344191 in SidebarMode::loadModule(QModelIndex const&, QStringList const&) [clone .part.0] () from /usr/lib64/qt5/plugins/systemsettingsview/systemsettings_sidebar_mode.so
#56 0x00007f168d347036 in SidebarMode::qt_static_metacall(QObject*, QMetaObject::Call, int, void**) () from /usr/lib64/qt5/plugins/systemsettingsview/systemsettings_sidebar_mode.so
#57 0x00007f168d347a32 in SidebarMode::qt_metacall(QMetaObject::Call, int, void**) () from /usr/lib64/qt5/plugins/systemsettingsview/systemsettings_sidebar_mode.so
#58 0x00007f16a8ef3f3a in QQmlObjectOrGadget::metacall(QMetaObject::Call, int, void**) const () from /lib64/libQt5Qml.so.5
#59 0x00007f16a8dc6b73 in CallPrecise(QQmlObjectOrGadget const&, QQmlPropertyData const&, QV4::ExecutionEngine*, QV4::CallData*, QMetaObject::Call) () from /lib64/libQt5Qml.so.5
#60 0x00007f16a8dc896a in QV4::QObjectMethod::callInternal(QV4::Value const*, QV4::Value const*, int) const () from /lib64/libQt5Qml.so.5
#61 0x00007f16a8df9391 in QV4::Runtime::CallPropertyLookup::call(QV4::ExecutionEngine*, QV4::Value const&, unsigned int, QV4::Value*, int) () from /lib64/libQt5Qml.so.5
#62 0x00007f1687fff3a0 in ?? ()
#63 0x0000000000000000 in ?? ()
[Inferior 1 (process 14507) detached]

Reported using DrKonqi
Comment 1 Nate Graham 2023-04-03 23:15:32 UTC
Can you elaborate on what you were changing when it crashed? What page were you on?

What had you just done?

Is this 100% reproducible?
Comment 2 Bug Janitor Service 2023-04-18 03:45:37 UTC
Dear Bug Submitter,

This bug has been in NEEDSINFO status with no change for at least
15 days. Please provide the requested information as soon as
possible and set the bug status as REPORTED. Due to regular bug
tracker maintenance, if the bug is still in NEEDSINFO status with
no change in 30 days the bug will be closed as RESOLVED > WORKSFORME
due to lack of needed information.

For more information about our bug triaging procedures please read the
wiki located here:
https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging

If you have already provided the requested information, please
mark the bug as REPORTED so that the KDE team knows that the bug is
ready to be confirmed.

Thank you for helping us make KDE software even better for everyone!
Comment 3 Samuka Lira 2023-04-30 13:14:38 UTC
Created attachment 158568 [details]
New crash information added by DrKonqi

systemsettings (5.27.3) using Qt 5.15.9

Nao sei o que declarar. So estava configurando ai quando cliquei crachou e fechou.

-- Backtrace (Reduced):
#4  0x00007ff8fa362ef1 in QFontconfigDatabase::setupFontEngine(QFontEngineFT*, QFontDef const&) const () from /lib64/libQt5XcbQpa.so.5
#5  0x00007ff8fa363942 in QFontconfigDatabase::fontEngine(QFontDef const&, void*) () from /lib64/libQt5XcbQpa.so.5
#7  0x00007ff90d42bcfa in QFontDatabase::findFont(QFontDef const&, int, bool) () from /lib64/libQt5Gui.so.5
#8  0x00007ff90d42c968 in QFontDatabase::load(QFontPrivate const*, int) () from /lib64/libQt5Gui.so.5
#9  0x00007ff90d401ea3 in QFontPrivate::engineForScript(int) const () from /lib64/libQt5Gui.so.5
Comment 4 Nicolas Fella 2023-05-01 10:13:17 UTC
*** Bug 469213 has been marked as a duplicate of this bug. ***
Comment 5 Janne Hakonen 2023-12-12 19:36:15 UTC
Created attachment 164119 [details]
New crash information added by DrKonqi

systemsettings (5.27.9) using Qt 5.15.11

I updated my system through Discover and rebooted my computer. When presented with login screen the background was white, as if SDDM had, for some reason, lost its background image.

After login, in settings at "Startup and Shutdown" --> "Login Screen (SDDM)" I clicked "Change Background" on "Breeze Fedora" and selected the wallpaper that login screen should have had and then experienced this crash.

After crash I tried again set the background and this time it worked. No crash.

-- Backtrace (Reduced):
#4  0x00007f49da560761 in QFontconfigDatabase::setupFontEngine(QFontEngineFT*, QFontDef const&) const () from /lib64/libQt5WaylandClient.so.5
#5  0x00007f49da5611b2 in QFontconfigDatabase::fontEngine(QFontDef const&, void*) () from /lib64/libQt5WaylandClient.so.5
#7  0x00007f49dd031b3a in QFontDatabase::findFont(QFontDef const&, int, bool) () from /lib64/libQt5Gui.so.5
#8  0x00007f49dd0327a8 in QFontDatabase::load(QFontPrivate const*, int) () from /lib64/libQt5Gui.so.5
#9  0x00007f49dd007ea3 in QFontPrivate::engineForScript(int) const () from /lib64/libQt5Gui.so.5
Comment 6 postix 2024-05-24 10:02:52 UTC
*** Bug 469360 has been marked as a duplicate of this bug. ***
Comment 7 Christoph Cullmann 2024-08-25 18:08:08 UTC
Can not reproduce that, please try the current KF6 based release.
Comment 8 Bug Janitor Service 2024-09-09 03:46:53 UTC
🐛🧹 ⚠️ This bug has been in NEEDSINFO status with no change for at least 15 days. Please provide the requested information, then set the bug status to REPORTED. If there is no change for at least 30 days, it will be automatically closed as RESOLVED WORKSFORME.

For more information about our bug triaging procedures, please read https://community.kde.org/Guidelines_and_HOWTOs/Bug_triaging.

Thank you for helping us make KDE software even better for everyone!
Comment 9 Bug Janitor Service 2024-09-24 03:47:14 UTC
🐛🧹 This bug has been in NEEDSINFO status with no change for at least 30 days. Closing as RESOLVED WORKSFORME.