liuxian created SPARK-23391: ------------------------------- Summary: It may lead to overflow for some integer multiplication Key: SPARK-23391 URL: https://issues.apache.org/jira/browse/SPARK-23391 Project: Spark Issue Type: Bug Components: Spark Core Affects Versions: 2.3.0 Reporter: liuxian
In the {{getBlockData}},{{blockId.reduceId}} is the {{Int}} type, when it is greater than 2^28, {{blockId.reduceId*8}} will overflow. In the _decompress0, len_ and _unitSize are {{Int}} type,_so _len * unitSize_ may lead to overflow -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: issues-unsubscr...@spark.apache.org For additional commands, e-mail: issues-h...@spark.apache.org