Update to Qt 6.10.1 causes plasmashell crash

Description:

Upgrading to Qt 6.10.1 causes plasmashell crash.

Downgrading to Qt 6.10.0 by disabling extra-test in pacman.conf and pacman -Syyuu makes the plasmashell work again.

Journal:

Nov 21 04:16:13 helsinki systemd-coredump[1387]: [🡕] Process 1000 (plasmashell) of user 1000 dumped core.
                                                 
                                                 Stack trace of thread 1000:
                                                 #0  0x00007fb9dc09890c n/a (libc.so.6 + 0x9890c)
                                                 #1  0x00007fb9dc03e3a0 raise (libc.so.6 + 0x3e3a0)
                                                 #2  0x00007fb9df4b0e57 _ZN6KCrash19defaultCrashHandlerEi (libKF6Crash.so.6 + 0x7e57)
                                                 #3  0x00007fb9dc03e4d0 n/a (libc.so.6 + 0x3e4d0)
                                                 #4  0x00007fb9dc97a8f3 _ZNK11QMetaObject6methodEi (libQt6Core.so.6 + 0x17a8f3)
                                                 #5  0x00007fb9dde759ba n/a (libQt6Qml.so.6 + 0x2759ba)
                                                 #6  0x00007fb963e97edc n/a (libcalendarplugin.so + 0x3fedc)
                                                 #7  0x00007fb9dde47791 n/a (libQt6Qml.so.6 + 0x247791)
                                                 #8  0x00007fb9dde4f0e6 n/a (libQt6Qml.so.6 + 0x24f0e6)
                                                 #9  0x00007fb9ddd9c72b _ZN3QV48Function4callEP7QObjectPPvPK9QMetaTypeiPNS_16ExecutionContextE (libQt6Qml.so.6 + 0x19c72b)
                                                 #10 0x00007fb9ddef3230 _ZN24QQmlJavaScriptExpression8evaluateEPPvPK9QMetaTypei (libQt6Qml.so.6 + 0x2f3230)
                                                 #11 0x00007fb9dde8a18b _ZN25QQmlBoundSignalExpression8evaluateEPPv (libQt6Qml.so.6 + 0x28a18b)
                                                 #12 0x00007fb9dde8f6ad n/a (libQt6Qml.so.6 + 0x28f6ad)
                                                 #13 0x00007fb9ddf1cc18 _ZN12QQmlNotifier10emitNotifyEP20QQmlNotifierEndpointPPv (libQt6Qml.so.6 + 0x31cc18)
                                                 #14 0x00007fb9dc9d6fc2 n/a (libQt6Core.so.6 + 0x1d6fc2)
                                                 #15 0x00007fb9ddf2c0e9 _ZN17QQmlObjectCreator8finalizeER26QQmlInstantiationInterrupt (libQt6Qml.so.6 + 0x32c0e9)
                                                 #16 0x00007fb9ddef176f _ZN20QQmlIncubatorPrivate8incubateER26QQmlInstantiationInterrupt (libQt6Qml.so.6 + 0x2f176f)
                                                 #17 0x00007fb9ddef2258 _ZN17QQmlEnginePrivate8incubateER13QQmlIncubatorRK14QQmlRefPointerI15QQmlContextDataE (libQt6Qml.so.6 + 0x2f2258)
                                                 #18 0x00007fb9ddea8791 _ZN13QQmlComponent6createER13QQmlIncubatorP11QQmlContextS3_ (libQt6Qml.so.6 + 0x2a8791)
                                                 #19 0x00007fb9de3a5080 n/a (libQt6Quick.so.6 + 0x1a5080)
                                                 #20 0x00007fb9de3a9f6d _ZN12QQuickLoader9setActiveEb (libQt6Quick.so.6 + 0x1a9f6d)
                                                 #21 0x00007fb9dde6a275 n/a (libQt6Qml.so.6 + 0x26a275)
                                                 #22 0x00007fb9dde8869f n/a (libQt6Qml.so.6 + 0x28869f)
                                                 #23 0x00007fb9dde84c85 _ZN11QQmlBinding8doUpdateERKN24QQmlJavaScriptExpression13DeleteWatcherE6QFlagsIN16QQmlPropertyData9WriteFlagEERN3QV45ScopeE (libQt6Qml.so.6 + 0x284c85)
                                                 #24 0x00007fb9dde83a6d _ZN11QQmlBinding6updateE6QFlagsIN16QQmlPropertyData9WriteFlagEE (libQt6Qml.so.6 + 0x283a6d)
                                                 #25 0x00007fb9ddf1cc18 _ZN12QQmlNotifier10emitNotifyEP20QQmlNotifierEndpointPPv (libQt6Qml.so.6 + 0x31cc18)
                                                 #26 0x00007fb9dc9d6fc2 n/a (libQt6Core.so.6 + 0x1d6fc2)
                                                 #27 0x00007fb9db6fa4cd n/a (libQt6QmlModels.so.6 + 0x794cd)
                                                 #28 0x00007fb9db71547f _ZN17QQmlDelegateModel15_q_itemsChangedEiiRK5QListIiE (libQt6QmlModels.so.6 + 0x9447f)
                                                 #29 0x00007fb9dc9d734f n/a (libQt6Core.so.6 + 0x1d734f)
                                                 #30 0x00007fb9dcbd7221 _ZN18QAbstractItemModel11dataChangedERK11QModelIndexS2_RK5QListIiE (libQt6Core.so.6 + 0x3d7221)
                                                 #31 0x00007fb963e6aefa n/a (libcalendarplugin.so + 0x12efa)
                                                 #32 0x00007fb9dc9d734f n/a (libQt6Core.so.6 + 0x1d734f)
                                                 #33 0x00007fb963e79783 n/a (libcalendarplugin.so + 0x21783)
                                                 #34 0x00007fb9dc9d734f n/a (libQt6Core.so.6 + 0x1d734f)
                                                 #35 0x00007fb97c123750 _ZN14CalendarEvents20CalendarEventsPlugin9dataReadyERK10QMultiHashI5QDateNS_9EventDataEE (libKF6CalendarEvents.so.6 + 0x3750)
                                                 #36 0x00007fb97e99778d n/a (holidaysevents.so + 0x678d)
                                                 #37 0x00007fb963e80168 n/a (libcalendarplugin.so + 0x28168)
                                                 #38 0x00007fb9dc9c4994 _ZN7QObject5eventEP6QEvent (libQt6Core.so.6 + 0x1c4994)
                                                 #39 0x00007fb9deb021c0 _ZN19QApplicationPrivate13notify_helperEP7QObjectP6QEvent (libQt6Widgets.so.6 + 0x1021c0)
                                                 #40 0x00007fb9dc96a958 _ZN16QCoreApplication15notifyInternal2EP7QObjectP6QEvent (libQt6Core.so.6 + 0x16a958)
                                                 #41 0x00007fb9dc96ad30 _ZN23QCoreApplicationPrivate16sendPostedEventsEP7QObjectiP11QThreadData (libQt6Core.so.6 + 0x16ad30)
                                                 #42 0x00007fb9dcc4ae18 n/a (libQt6Core.so.6 + 0x44ae18)
                                                 #43 0x00007fb9db433f8d n/a (libglib-2.0.so.0 + 0x5ef8d)
                                                 #44 0x00007fb9db435657 n/a (libglib-2.0.so.0 + 0x60657)
                                                 #45 0x00007fb9db435865 g_main_context_iteration (libglib-2.0.so.0 + 0x60865)
                                                 #46 0x00007fb9dcc48152 _ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE (libQt6Core.so.6 + 0x448152)
                                                 #47 0x00007fb9dc975786 _ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE (libQt6Core.so.6 + 0x175786)
                                                 #48 0x00007fb9dc96f3f1 _ZN16QCoreApplication4execEv (libQt6Core.so.6 + 0x16f3f1)
                                                 #49 0x0000559e633622d9 n/a (/usr/bin/plasmashell + 0x292d9)
                                                 #50 0x00007fb9dc027635 n/a (libc.so.6 + 0x27635)
                                                 #51 0x00007fb9dc0276e9 __libc_start_main (libc.so.6 + 0x276e9)
                                                 #52 0x0000559e63362875 n/a (/usr/bin/plasmashell + 0x29875)
                                                 
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