[Webkit-unassigned] [Bug 248000] New: [ BigSur Debug JSC ] Multiple .lockdown tests are constant failures

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=248000

            Bug ID: 248000
           Summary: [ BigSur Debug JSC ] Multiple .lockdown tests are
                    constant failures
           Product: WebKit
           Version: WebKit Nightly Build
          Hardware: Unspecified
                OS: Unspecified
            Status: NEW
          Severity: Normal
          Priority: P2
         Component: JavaScriptCore
          Assignee: webkit-unassigned at lists.webkit.org
          Reporter: Jenner at apple.com

The following .lockdown JSC tests are constantly failing on Debug BigSur:

        cdjs-tests.yaml/main.js.lockdown
        microbenchmarks/array-from-derived-object-func.js.lockdown
        microbenchmarks/array-from-object-func.js.lockdown
        microbenchmarks/bit-test-load.js.lockdown
        microbenchmarks/bit-test-nonconstant.js.lockdown
        microbenchmarks/data-view-accesses-2.js.lockdown
        microbenchmarks/delete-property-allocation-sinking.js.lockdown
        microbenchmarks/delete-property-inline-cache.js.lockdown
        microbenchmarks/delete-property-keeps-cacheable-structure.js.lockdown
        microbenchmarks/elidable-new-object-dag.js.lockdown
        microbenchmarks/elidable-new-object-then-call.js.lockdown
        microbenchmarks/elidable-new-object-tree.js.lockdown
        microbenchmarks/function-to-string.js.lockdown
        microbenchmarks/get-and-put-by-val-double-index-dont-fall-off-a-cliff.js.lockdown
        microbenchmarks/get-by-val-polymorphic-ic-1.js.lockdown
        microbenchmarks/get-by-val-polymorphic-ic-4.js.lockdown
        microbenchmarks/get-by-val-polymorphic-ic-5.js.lockdown
        microbenchmarks/get-private-name.js.lockdown
        microbenchmarks/hoist-get-by-offset-tower-with-inferred-types.js.lockdown
        microbenchmarks/int52-rand-function.js.lockdown
        microbenchmarks/memcpy-loop.js.lockdown
        microbenchmarks/object-is.js.lockdown
        microbenchmarks/obvious-sink-pathology-taken.js.lockdown
        microbenchmarks/oob-sane-chain-double.js.lockdown
        microbenchmarks/polyvariant-delete-property.js.lockdown
        microbenchmarks/richards-empty-try-catch.js.lockdown
        microbenchmarks/richards-try-catch.js.lockdown
        microbenchmarks/sinkable-new-object-dag.js.lockdown
        microbenchmarks/sinkable-new-object-taken.js.lockdown
        microbenchmarks/sinkable-new-object-with-builtin-constructor.js.lockdown
        microbenchmarks/sinkable-new-object.js.lockdown
        microbenchmarks/string-replace-string.js.lockdown
        microbenchmarks/to-number-boolean.js.lockdown
        microbenchmarks/typed-array-get-set-by-val-profiling.js.lockdown
        stress/allow-math-ic-b3-code-duplication.js.lockdown
        stress/call-var-args-phantom-arguments-handler-strict.js.lockdown
        stress/call-var-args-phantom-arguments-strict.js.lockdown
        stress/checkpoint-osr-exit-needs-to-reload-baseline-jit-constant-pool-gpr.js.lockdown
        stress/elide-new-object-dag-then-exit.js.lockdown
        stress/new-regex-inline.js.lockdown
        stress/obviously-elidable-new-object-then-exit.js.lockdown
        stress/private-name-assignment-in-constructor.js.lockdown
        stress/spread-forward-call-varargs-stack-overflow.js.lockdown
        stress/tail-call-var-args-phantom-arguments-handler-strict.js.lockdown
        stress/tail-call-var-args-phantom-arguments-strict.js.lockdown
        stress/undecided-arrays-should-not-need-original-array-for-length.js.lockdown
        stress/v8-deltablue-strict.js.lockdown
        stress/v8-richards-strict.js.lockdown
        v8-v6/v8-deltablue.js.lockdown
        v8-v6/v8-richards.js.lockdown

Observed at this test run:

https://build.webkit.org/#/builders/431/builds/2136

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