NPE: Cannot invoke "Object.hashCode()" because "pk" is null #139299
Description
Elasticsearch Version
serverless
Problem Description
Somehow a null field name can get through query validation and result in the following stack trace:
java.lang.NullPointerException: Cannot invoke "Object.hashCode()" because "pk" is null
at java.base/java.util.ImmutableCollections$MapN.probe(ImmutableCollections.java:1572)
at java.base/java.util.ImmutableCollections$MapN.get(ImmutableCollections.java:1486)
at org.elasticsearch.server@9.3.0/org.elasticsearch.index.mapper.FieldTypeLookup.get(FieldTypeLookup.java:167)
at org.elasticsearch.server@9.3.0/org.elasticsearch.index.mapper.MappingLookup.getFieldType(MappingLookup.java:442)
at org.elasticsearch.server@9.3.0/org.elasticsearch.index.query.QueryRewriteContext.fieldType(QueryRewriteContext.java:303)
at org.elasticsearch.server@9.3.0/org.elasticsearch.index.query.QueryRewriteContext.getFieldType(QueryRewriteContext.java:294)
at org.elasticsearch.server@9.3.0/org.elasticsearch.search.collapse.CollapseBuilder.build(CollapseBuilder.java:205)
at org.elasticsearch.server@9.3.0/org.elasticsearch.search.SearchService.parseSource(SearchService.java:1817)
at org.elasticsearch.server@9.3.0/org.elasticsearch.search.SearchService.createContext(SearchService.java:1425)
at org.elasticsearch.server@9.3.0/org.elasticsearch.search.SearchService.executeQueryPhase(SearchService.java:885)
at org.elasticsearch.server@9.3.0/org.elasticsearch.search.SearchService.lambda$executeQueryPhase$7(SearchService.java:726)
at org.elasticsearch.server@9.3.0/org.elasticsearch.action.ActionRunnable$3.accept(ActionRunnable.java:79)
at org.elasticsearch.server@9.3.0/org.elasticsearch.action.ActionRunnable$3.accept(ActionRunnable.java:76)
at org.elasticsearch.server@9.3.0/org.elasticsearch.action.ActionRunnable$4.doRun(ActionRunnable.java:101)
at org.elasticsearch.server@9.3.0/org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:27)
at org.elasticsearch.server@9.3.0/org.elasticsearch.common.util.concurrent.TimedRunnable.doRun(TimedRunnable.java:35)
at org.elasticsearch.server@9.3.0/org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingAbstractRunnable.doRun(ThreadContext.java:1113)
at org.elasticsearch.server@9.3.0/org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:27)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1090)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:614)
at java.base/java.lang.Thread.run(Thread.java:1474)
Steps to Reproduce
Unfortunately reproduction steps are not known at this point.