SUMMARY
When i choose Appearance kcm, it crashes. It is fully reproducible at least on my machine right now.

BACKTRACE
Application: System Settings (systemsettings), signal: Segmentation fault
Content of s_kcrashErrorMessage: std::unique_ptr<char []> = {get() = 0x0}
[KCrash Handler]
#5  0x00007f9a564d8343 in QSGDefaultRenderContext::deferredReleaseGlyphCacheTexture(QRhiTexture*) () at /usr/lib/libQt6Quick.so.6
#6  0x00007f9a564d88db in  () at /usr/lib/libQt6Quick.so.6
#7  0x00007f9a564d898d in  () at /usr/lib/libQt6Quick.so.6
#8  0x00007f9a564cf0fd in  () at /usr/lib/libQt6Quick.so.6
#9  0x00007f9a564cf25d in  () at /usr/lib/libQt6Quick.so.6
#10 0x00007f9a5645ba96 in QQuickTextNode::deleteContent() () at /usr/lib/libQt6Quick.so.6
#11 0x00007f9a5642df9f in QQuickText::updatePaintNode(QSGNode*, QQuickItem::UpdatePaintNodeData*) () at /usr/lib/libQt6Quick.so.6
#12 0x00007f9a56482e1f in QQuickWindowPrivate::updateDirtyNode(QQuickItem*) () at /usr/lib/libQt6Quick.so.6
#13 0x00007f9a56475fee in QQuickWindowPrivate::updateDirtyNodes() () at /usr/lib/libQt6Quick.so.6
#14 0x00007f9a56476b41 in QQuickWindowPrivate::syncSceneGraph() () at /usr/lib/libQt6Quick.so.6
#15 0x00007f9a5640da5b in QQuickRenderControl::sync() () at /usr/lib/libQt6Quick.so.6
#16 0x00007f9a5715fe03 in  () at /usr/lib/libQt6QuickWidgets.so.6
#17 0x00007f9a57160247 in QQuickWidget::timerEvent(QTimerEvent*) () at /usr/lib/libQt6QuickWidgets.so.6
#18 0x00007f9a5497d0b6 in QObject::event(QEvent*) () at /usr/lib/libQt6Core.so.6
#19 0x00007f9a56b7136b in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt6Widgets.so.6
#20 0x00007f9a5493b718 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt6Core.so.6
#21 0x00007f9a54a6f8d5 in QTimerInfoList::activateTimers() () at /usr/lib/libQt6Core.so.6
#22 0x00007f9a54b3468c in  () at /usr/lib/libQt6Core.so.6
#23 0x00007f9a53b79a31 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
#24 0x00007f9a53bd6cc9 in  () at /usr/lib/libglib-2.0.so.0
#25 0x00007f9a53b770e2 in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#26 0x00007f9a54b32794 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt6Core.so.6
#27 0x00007f9a54945623 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt6Core.so.6
#28 0x00007f9a5493f1f8 in QCoreApplication::exec() () at /usr/lib/libQt6Core.so.6
#29 0x0000561181202369 in main(int, char**) (argc=2, argv=0x7ffd051b3008) at /home/thenujan/kde6/src/kde/workspace/systemsettings/app/main.cpp:185
[Inferior 1 (process 19124) detached]


STEPS TO REPRODUCE
1. Open systemsettings
2. Click appearance (kcm)


OBSERVED RESULT
Crash

EXPECTED RESULT
No crash

SOFTWARE/OS VERSIONS

Linux/KDE Plasma:  Manjaro
(available in About System)
KDE Plasma Version: master
KDE Frameworks Version: master
Qt Version: 6.5.2-1

ADDITIONAL INFORMATION