### CI Link

https://gradle-enterprise.elastic.co/s/n6mmfb3uwtq7q

### Repro line

./gradlew ':server:test' --tests "org.elasticsearch.search.internal.ContextIndexSearcherTests.testIntersectScorerAndRoleBits" \   -Dtests.seed=E99DBC08AEFDABC1 \   -Dtests.locale=und \   -Dtests.timezone=America/Santarem \   -Druntime.java=20

### Does it reproduce?

Yes

### Applicable branches

main

### Failure history

_No response_

### Failure excerpt

10:13:31 org.elasticsearch.search.internal.ContextIndexSearcherTests > testIntersectScorerAndRoleBits FAILED
10:13:31     java.lang.AssertionError: The top-reader used to create Weight is not the same as the current reader's top-reader (org.apache.lucene.index.CompositeReaderContext@4afc5040
10:13:31         at __randomizedtesting.SeedInfo.seed([E99DBC08AEFDABC1:41ACDD81C7F3BEAA]:0)
10:13:31         at org.apache.lucene.search.TermQuery$TermWeight.scorer(TermQuery.java:105)
10:13:31         at org.apache.lucene.search.Weight.scorerSupplier(Weight.java:136)
10:13:31         at org.apache.lucene.search.LRUQueryCache$CachingWrapperWeight.scorerSupplier(LRUQueryCache.java:759)
10:13:31         at org.apache.lucene.tests.search.AssertingWeight.scorerSupplier(AssertingWeight.java:80)
10:13:31         at org.apache.lucene.search.ConstantScoreQuery$1.scorerSupplier(ConstantScoreQuery.java:153)
10:13:31         at org.apache.lucene.tests.search.AssertingWeight.scorerSupplier(AssertingWeight.java:80)
10:13:31         at org.apache.lucene.tests.search.AssertingWeight.scorer(AssertingWeight.java:66)
10:13:31         at org.elasticsearch.search.internal.ContextIndexSearcherTests.testIntersectScorerAndRoleBits(ContextIndexSearcherTests.java:157)

server/src/test/java/org/elasticsearch/index/query/functionscore/FunctionScoreTests.java
for (int i = 0; i < values.length; i++) {
            double rand = randomValueOtherThanMany((d) -> Double.compare(d, 0) < 0, ESTestCase::randomDouble);
            values[i] = rand * randomInt(100) + 1.e-5d;
        }
        return values;
    }
    private static class ScoreFunctionStub extends ScoreFunction {
        private double score;
        ScoreFunctionStub(double score) {
            super(CombineFunction.REPLACE);
            this.score = score;
        }
        @Override
        public LeafScoreFunction getLeafScoreFunction(LeafReaderContext ctx) throws IOException {
            return new LeafScoreFunction() {
                @Override
                public double score(int docId, float subQueryScore) {
                    return score;
                }
                @Override
                public Explanation explainScore(int docId, Explanation subQueryScore) throws IOException {
                    return Explanation.match((float) score, "a random score for testing");
                }
            };
        }
        @Override
        public boolean needsScores() {
            return false;
        }
        @Override