Till Rohrmann created FLINK-11855:
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Summary: Race condition in EmbeddedLeaderService
Key: FLINK-11855
URL: https://issues.apache.org/jira/browse/FLINK-11855
Project: Flink
Issue Type: Bug
Components: Runtime / Coordination
Affects Versions: 1.7.2, 1.8.0
Reporter: Till Rohrmann
Assignee: Till Rohrmann
Fix For: 1.7.3, 1.8.0
There is a race condition in the {{EmbeddedLeaderService}} which can occur if
the {{EmbeddedLeaderService}} is shut down before the {{GrantLeadershipCall}}
has been executed. In this case, the {{contender}} is nulled which leads to a
NPE.
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