[Webkit-unassigned] [Bug 175269] New: WPT harness errors on leaks bot

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=175269

            Bug ID: 175269
           Summary: WPT harness errors on leaks bot
           Product: WebKit
           Version: Other
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: Tools / Tests
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: ap at webkit.org
                CC: cdumez at apple.com, jlewis3 at apple.com,
                    lforschler at apple.com, ryanhaddad at apple.com,
                    youennf at gmail.com

A large number of tests are failing on leaks bot with something that looks like a harness error. See e.g. <https://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&revision=220122&showExpectations=true&tests=imported%2Fw3c%2Fweb-platform-tests%2FWebCryptoAPI%2FgenerateKey%2Ffailures_RSASSA-PKCS1-v1_5.worker.html>.

Here are some of the failures it hits:

--------------------------------------
Harness Error (FAIL), message = Error in remote http://localhost:8800/WebCryptoAPI/generateKey/failures_RSASSA-PKCS1-v1_5.worker.js: NetworkError:  A network error occurred.
--------------------------------------
layer at (0,0) size 800x600
  RenderView at (0,0) size 800x600
layer at (0,0) size 800x8
  RenderBlock {HTML} at (0,0) size 800x8
    RenderBody {BODY} at (8,8) size 784x0
      RenderBlock {DIV} at (0,0) size 784x0
--------------------------------------
CONSOLE MESSAGE: line 1677: TypeError: null is not an object (evaluating 'this.message_target.removeEventListener')
CONSOLE MESSAGE: line 3: NetworkError:  A network error occurred.

FAIL Untitled NetworkError:  A network error occurred.

--------------------------------------
Harness Error (FAIL), message = Error in remote: [object Event]
--------------------------------------

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