[Webkit-unassigned] [Bug 280091] New: REGRESSION (283643 at main) : [ macOS ] imported/w3c/web-platform-tests/html/semantics/embedded-content/the-img-element/decode/image-decode-path-changes-svg.tentative.html is a flaky failure

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=280091

            Bug ID: 280091
           Summary: REGRESSION (283643 at main) : [ macOS  ]
                    imported/w3c/web-platform-tests/html/semantics/embedde
                    d-content/the-img-element/decode/image-decode-path-cha
                    nges-svg.tentative.html is a flaky failure
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Images
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: aviduya at apple.com
                CC: sabouhallawa at apple.com

imported/w3c/web-platform-tests/html/semantics/embedded-content/the-img-element/decode/image-decode-path-changes-svg.tentative.html
is a flaky failure. 

HISTORY: 
https://results.webkit.org/?suite=layout-tests&test=imported%2Fw3c%2Fweb-platform-tests%2Fhtml%2Fsemantics%2Fembedded-content%2Fthe-img-element%2Fdecode%2Fimage-decode-path-changes-svg.tentative.html&version_name=Sonoma&version_name=Ventura 

DIFF: 
@@ -4,5 +4,5 @@
 FAIL SVGImageElement.prototype.decode(), href mutation tests. xlink:href changes fail decode; following good decode succeeds. assert_unreached: Should have rejected: undefined Reached unreachable code
 FAIL SVGImageElement.prototype.decode(), href mutation tests. href changes fail decode; following good decode succeeds. assert_unreached: Should have rejected: undefined Reached unreachable code
 PASS SVGImageElement.prototype.decode(), href mutation tests. xlink:href changes fail decode; following bad decode fails.
-PASS SVGImageElement.prototype.decode(), href mutation tests. href changes fail decode; following bad decode fails.
+FAIL SVGImageElement.prototype.decode(), href mutation tests. href changes fail decode; following bad decode fails. assert_unreached: Should have rejected: undefined Reached unreachable code

LINK: 
https://build.webkit.org/results/Apple-Sonoma-Release-WK2-Tests/283988@main%20(4625)/imported/w3c/web-platform-tests/html/semantics/embedded-content/the-img-element/decode/image-decode-path-changes-svg.tentative-diff.txt 

REPRODUCIBILITY: 
I was able to bisect the regression using command 
$ run-webkit-tests 283643 at main --iterations=100 --debug

DESCRIPTION: 
On 283643 at main 'SVGImageElement.prototype.decode()' was added.

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