P1: Critical Description
I see such crashes among our users crash reports. Unfortunately have no reproducer or more details as we don't experience such crashes during internal testing.
With Qt 6.3.2:
Date/Time: 2022-12-07T10:07:23.999Z Launch Time: 2022-12-07T10:06:51Z OS Version: Mac OS X 12.4 (21F79) Report Version: 104 Exception Type: SIGSEGV Exception Codes: SEGV_MAPERR at 0x6000000018 Crashed Thread: 0 Thread 0 Crashed: 0 QtQml 0x000000010dc5c6d4 QQmlData::isSignalConnected(QAbstractDeclarativeData*, QObject const*, int) (qqmldata_p.h:380) 1 QtCore 0x0000000110a6823d void doActivate<false>(QObject*, int, void**) (qobject_p.h:462) 2 QtGui 0x0000000110260837 QPlatformFileDialogHelper::directoryEntered(QUrl const&) (moc_qplatformdialoghelper.cpp:1159) 3 libqcocoa.dylib 0x0000000113b03cae -[QNSOpenSavePanelDelegate panel:directoryDidChange:] (qcocoafiledialoghelper.mm:425) 4 AppKit 0x00007ff81967686c -[NSSavePanel observeAsynchronousDelegateMethodCallKeyPath:paramDict:] + 858 5 AppKit 0x00007ff819677887 -[NSSavePanel observeValueForKeyPath:ofObject:change:context:] + 561 6 Foundation 0x00007ff8170641aa NSKeyValueNotifyObserver + 305 7 Foundation 0x00007ff8171280b9 NSKeyValueDidChange + 430 8 Foundation 0x00007ff8171d084e NSKeyValueDidChangeWithPerThreadPendingNotifications + 145 9 ViewBridge 0x00007ff81d797091 __41-[NSViewBridge setObject:forKey:withKVO:]_block_invoke + 359 10 ViewBridge 0x00007ff81d817701 withHintInProgress + 197 11 ViewBridge 0x00007ff81d78ef77 -[NSViewBridge setObject:forKey:withKVO:] + 416 12 ViewBridge 0x00007ff81d7901cc -[NSViewBridge nonLocalChangeInProgress:block:] + 171 13 ViewBridge 0x00007ff81d78ff8c -[NSRemoteViewMarshal exceptionSafeSetRemoteObject:forKey:withReply:] + 263 14 ViewBridge 0x00007ff81d78fe42 -[NSRemoteViewMarshal setRemoteObject:forKey:withReply:] + 55 15 CoreFoundation 0x00007ff8162119cc 0x7ff8161ae000 + 408012 16 CoreFoundation 0x00007ff816211873 0x7ff8161ae000 + 407667 17 ViewBridge 0x00007ff81d78df00 __deferNSXPCInvocationOntoMainThread_block_invoke + 227 18 ViewBridge 0x00007ff81d7812c4 __wrapBlockWithVoucher_block_invoke + 36 19 ViewBridge 0x00007ff81d780f4f __deferBlockOntoMainThread_block_invoke_2 + 273 20 CoreFoundation 0x00007ff81622dd31 0x7ff8161ae000 + 523569 21 CoreFoundation 0x00007ff81622dbdc 0x7ff8161ae000 + 523228 22 CoreFoundation 0x00007ff81622cf4d 0x7ff8161ae000 + 520013 23 CoreFoundation 0x00007ff81622be5c 0x7ff8161ae000 + 515676 24 HIToolbox 0x00007ff81eed35e6 RunCurrentEventLoopInMode + 291 25 HIToolbox 0x00007ff81eed334a ReceiveNextEventCommon + 593 26 HIToolbox 0x00007ff81eed30e5 _BlockUntilNextEventMatchingListInModeWithFilter + 69 27 AppKit 0x00007ff818c6b1fd _DPSNextEvent + 926 28 AppKit 0x00007ff818c698ba -[NSApplication(NSEvent) _nextEventMatchingEventMask:untilDate:inMode:dequeue:] + 1393 29 AppKit 0x00007ff818c5bf69 -[NSApplication run] + 585 30 libqcocoa.dylib 0x0000000113afef18 QCocoaEventDispatcher::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (qcocoaeventdispatcher.mm:430) 31 QtCore 0x0000000110a1f826 QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (qeventloop.cpp:136) 32 QtCore 0x0000000110a16615 QCoreApplication::exec() (qcoreapplication.cpp:1388)