Jim Apple created IMPALA-5575: --------------------------------- Summary: BufferPoolTest ConcurrentRegistration is racy Key: IMPALA-5575 URL: https://issues.apache.org/jira/browse/IMPALA-5575 Project: IMPALA Issue Type: Bug Components: Backend Affects Versions: Impala 2.9.0 Reporter: Jim Apple Assignee: Tim Armstrong
{{BufferPoolTest}}'s {{ConcurrentRegistration}} makes a {{thread_group}} and registers threads calling {{RegisterQueriesAndClients}}, which uses {{this->rng_()}}, which is not thread safe. The result can include out-of-bound memory access internal to the generator. Found with UBSan. -- This message was sent by Atlassian JIRA (v6.4.14#64029)