Bug 284572 – [iOS18] 2 tests in TestWebKitAPI.WebKit.SystemPreview are a constant crash(failure in EWS)

• Component: New Bugs
• Status: RESOLVED FIXED

[Marta Darbinyan]

The following tests are constant crash on iOS after iOS 18 bring up. The test is green on iOS17. 

TestWebKitAPI.WebKit.SystemPreviewBlob
TestWebKitAPI.WebKit.SystemPreviewFail

Crash log:
    TestWebKitAPI.WebKit.SystemPreviewBlob
        UIKitCore/_UIMagicMorphAnimation.swift:71: Fatal error: Attempting to morph to a view that is not in the view hierarchy! <QuickLook.QLPreviewControllerView: 0x104c13070; name=QuickLook.QLPreviewControllerView (QLPreviewController)>
        Child process terminated with signal 5: Trace/BPT trap

    TestWebKitAPI.WebKit.SystemPreviewFail
        UIKitCore/_UIMagicMorphAnimation.swift:71: Fatal error: Attempting to morph to a view that is not in the view hierarchy! <QuickLook.QLPreviewControllerView: 0x104f0a800; name=QuickLook.QLPreviewControllerView (QLPreviewController)>
        Child process terminated with signal 5: Trace/BPT trap

Test results:
https://build.webkit.org/#/builders/1391/builds/26/steps/18/logs/stdio

Test history:
https://results.webkit.org/?suite=api-tests&suite=api-tests&test=TestWebKitAPI.WebKit.SystemPreviewBlob&test=TestWebKitAPI.WebKit.SystemPreviewFail

[Radar WebKit Bug Importer]

<rdar://problem/141378456>

[EWS]

Test gardening commit 287768@main (7bc94d88c9c3): <https://commits.webkit.org/287768@main>

Reviewed commits have been landed. Closing PR #37859 and removing active labels.

[Wenson Hsieh]

Pull request: https://github.com/WebKit/WebKit/pull/38032

[EWS]

Committed 287914@main (2ffc14334542): <https://commits.webkit.org/287914@main>

Reviewed commits have been landed. Closing PR #38032 and removing active labels.