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MDEV-22879 SIGSEGV (or hang) in free/my_free

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This bug was already fixed in a previous commit.
Added test case from the MDEV to prove it's fixed.
This commit is contained in:
Monty
2020-10-29 17:06:56 +02:00
parent 85613a3247
commit eb38e7ef60
2 changed files with 42 additions and 0 deletions
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23
mysql-test/main/backup_locks.test
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@ -167,3 +167,26 @@ connection con1;
connection default;
disconnect con1;
show tables;
--echo #
--echo # MDEV-22879 SIGSEGV (or hang) in free/my_free from
--echo # _ma_end_block_record (on optimized builds)
--echo #
SET STATEMENT max_statement_time=20 FOR BACKUP LOCK test.t1;
--error ER_CANT_UPDATE_WITH_READLOCK
CREATE TABLE IF NOT EXISTS t3 (c1 CHAR(1) BINARY,c2 SMALLINT(10),c3 NUMERIC(1,0), PRIMARY KEY(c1(1))) ENGINE=InnoDB;
BACKUP UNLOCK;
CREATE TABLE IF NOT EXISTS t3 (c1 CHAR(1) BINARY,c2 SMALLINT(10),c3 NUMERIC(1,0), PRIMARY KEY(c1(1))) ENGINE=InnoDB;
SET STATEMENT max_statement_time=20 FOR BACKUP LOCK test.t1;
--error ER_LOCK_OR_ACTIVE_TRANSACTION
LOCK TABLES t3 AS a2 WRITE, t3 AS a1 READ LOCAL;
--error ER_CANT_UPDATE_WITH_READLOCK
DROP TABLE t3;
BACKUP UNLOCK;
DROP TABLE t3;
--echo #
--echo # End of MariaDB 10.4 tests
--echo #