[SERVER-54214] Interrupted canonicalization can cause crash - MongoDB Jira

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Backwards Compatibility:
Fully Compatible
Operating System:
ALL
Steps To Reproduce:

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Either interrupt the following query (this may require several tries), or add a failpoint to the canonicalization step to force a failure:

db.coll.distinct( "a", {"b" : 1})

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Either interrupt the following query (this may require several tries), or add a failpoint to the canonicalization step to force a failure: db.coll.distinct( "a", {"b" : 1})
Sprint:
Query Optimization 2021-02-22, Query Optimization 2021-03-08
Linked BF Score:
9

If a query gets interrupted during canonicalization which does not have a project, it is possible that the server will crash.

This is due to "getExecutorWithoutProjection" not checking the "canonicalize" return status.

is cloned by

SERVER-54211 Interrupted canonicalization can cause crash

SERVER-54212 Interrupted canonicalization can cause crash