Bug 314594

Summary:	REGRESSION(312738@main): [macOS iOS] TestWebKitAPI.ProcessSwap.NavigateBackAfterNavigatingAwayFromCrossOriginOpenerPolicyUsingBackForwardCache2 is a flaky failure
Product:	WebKit	Reporter:	Marta Darbinyan <darbinyan>
Component:	New Bugs	Assignee:	Nobody <webkit-unassigned>
Status:	NEW
Severity:	Normal	CC:	webkit-bot-watchers-bugzilla, webkit-bug-importer
Priority:	P2	Keywords:	InRadar
Version:	WebKit Nightly Build
Hardware:	Unspecified
OS:	Unspecified

Marta Darbinyan

Reported 2026-05-11 16:56:09 PDT

The following test is a flaky failure on macS debug TestWebKitAPI.ProcessSwap.NavigateBackAfterNavigatingAwayFromCrossOriginOpenerPolicyUsingBackForwardCache2 TestWebKitAPI.ProcessSwap.NavigateBackAfterNavigatingAwayFromCrossOriginOpenerPolicyUsingBackForwardCache2 02:42:23.420 929 02:42:23.420 929 /Volumes/Data/worker/iOS-26-Simulator-Build-EWS/build/Tools/TestWebKitAPI/Tests/WebKit/WKWebView/ProcessSwapOnNavigation.mm:8198 02:42:23.420 929 Expected: (pid1) != (pid2), actual: 40640 vs 40640 02:42:23.420 929 02:42:23.420 929 02:42:23.420 929 02:42:23.420 929 /Volumes/Data/worker/iOS-26-Simulator-Build-EWS/build/Tools/TestWebKitAPI/Tests/WebKit/WKWebView/ProcessSwapOnNavigation.mm:8200 02:42:23.420 929 Value of: [webView canGoBack] 02:42:23.420 929 Actual: false 02:42:23.420 929 Expected: true 02:42:23.420 929 02:42:23.420 929 02:42:23.420 929 02:42:23.420 929 /Volumes/Data/worker/iOS-26-Simulator-Build-EWS/build/Tools/TestWebKitAPI/Tests/WebKit/WKWebView/ProcessSwapOnNavigation.mm:8207 02:42:23.420 929 Expected equality of these values: 02:42:23.420 929 pid1 02:42:23.420 929 Which is: 40640 02:42:23.420 929 [webView _webProcessIdentifier] 02:42:23.420 929 Which is: 40643 02:42:23.420 929 02:42:23.420 929 02:42:23.420 929 02:42:23.420 929 /Volumes/Data/worker/iOS-26-Simulator-Build-EWS/build/Tools/TestWebKitAPI/Tests/WebKit/WKWebView/ProcessSwapOnNavigation.mm:8208 02:42:23.420 929 Expected equality of these values: 02:42:23.420 929 [webView _committedURL].absoluteString 02:42:23.420 929 Which is: "pson://www.apple.com" 02:42:23.420 929 "pson://www.webkit.org" 02:42:23.420 929 02:42:23.420 929 02:42:23.420 929 02:42:23.420 929 /Volumes/Data/worker/iOS-26-Simulator-Build-EWS/build/Tools/TestWebKitAPI/Tests/WebKit/WKWebView/ProcessSwapOnNavigation.mm:8213 02:42:23.420 929 Expected equality of these values: 02:42:23.420 929 resultString 02:42:23.420 929 Which is: "Hello" 02:42:23.420 929 @"foo" 02:42:23.420 929 Which is: "foo" 02:42:23.420 929 Test history: https://results.webkit.org/?suite=api-tests&test=TestWebKitAPI.ProcessSwap.NavigateBackAfterNavigatingAwayFromCrossOriginOpenerPolicyUsingBackForwardCache2 Test run: https://ews-build.webkit.org/#/builders/13/builds/135859

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Radar WebKit Bug Importer

Comment 1 2026-05-11 16:58:12 PDT

<rdar://problem/176834059>

EWS

Comment 2 2026-05-11 17:09:37 PDT

Test gardening commit 313042@main (d3150817271a): <https://commits.webkit.org/313042@main> Reviewed commits have been landed. Closing PR #64716 and removing active labels.

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