Github user xuanyuanking commented on the issue:
https://github.com/apache/spark/pull/20930
@Ngone51
You can check the screenshot in detail, stage 2's shuffleID is 1, but stage
3 failed by missing an output for shuffle '0'! So here the stage 2's skip cause
stage 3 got an error shuffleId, the root case is this patch wants to fix,
missing task should have, but actually not.
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