main.kill failed in buildbot with wrong errno on reap

main.kill                                w3 [ fail ]

        Test ended at 2020-12-23 11:38:58

CURRENT_TEST: main.kill

mysqltest: At line 611: query 'reap' succeeded - should have failed with errno 1317...

The result from queries just before the failure was:

< snip >

affected rows: 1

revoke all privileges on test.* from test@localhost;

revoke all privileges on test.* from test2@localhost;

drop user test@localhost;

drop user test2@localhost;

connection con3;

select 1;

Got one of the listed errors

connection con4;

select 1;

Got one of the listed errors

connection default;

#

# MDEV-4911 - add KILL query id, and add query id information to

#             processlist

#

SELECT SLEEP(1000);

connection con1;

KILL QUERY ID @id;

connection default;