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MDEV-24143 : Galera nodes "randomly" crashing in Item_func_release_lock::val_int

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Fixed on MDEV-27713. Added additional test case.
This commit is contained in:
Jan Lindström 2022-03-15 12:48:29 +02:00
parent 507030c492
commit c519aa3d7a
2 changed files with 43 additions and 0 deletions
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23
mysql-test/suite/galera/r/MDEV-24143.result Normal file
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connection node_2;
connection node_1;
CREATE TABLE t1 (c1 BIGINT NOT NULL PRIMARY KEY, c2 BINARY (10), c3 DATETIME);
SELECT get_lock ('test2', 0);
get_lock ('test2', 0)
1
DROP TABLE t1;
CREATE TABLE t1 (c1 SMALLINT NOT NULL AUTO_INCREMENT PRIMARY KEY);
INSERT INTO t1 VALUES (1);
SET SESSION wsrep_trx_fragment_size=10;
SET SESSION autocommit=0;
SELECT * FROM t1 WHERE c1 <=0 ORDER BY c1 DESC;
c1
INSERT INTO t1 VALUES (4),(3),(1),(2);
ERROR 40001: Deadlock found when trying to get lock; try restarting transaction
CREATE TABLE t1 (pk INT PRIMARY KEY, b INT) ENGINE=SEQUENCE;
ERROR 42S01: Table 't1' already exists
ALTER TABLE t1 DROP COLUMN c2;
ERROR 42000: Can't DROP COLUMN `c2`; check that it exists
SELECT get_lock ('test', 1.5);
get_lock ('test', 1.5)
1
DROP TABLE t1;

20
mysql-test/suite/galera/t/MDEV-24143.test Normal file
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--source include/galera_cluster.inc
--source include/have_sequence.inc
CREATE TABLE t1 (c1 BIGINT NOT NULL PRIMARY KEY, c2 BINARY (10), c3 DATETIME);
SELECT get_lock ('test2', 0);
DROP TABLE t1;
CREATE TABLE t1 (c1 SMALLINT NOT NULL AUTO_INCREMENT PRIMARY KEY);
INSERT INTO t1 VALUES (1);
SET SESSION wsrep_trx_fragment_size=10;
SET SESSION autocommit=0;
SELECT * FROM t1 WHERE c1 <=0 ORDER BY c1 DESC;
--error ER_LOCK_DEADLOCK
INSERT INTO t1 VALUES (4),(3),(1),(2);
--error ER_TABLE_EXISTS_ERROR
CREATE TABLE t1 (pk INT PRIMARY KEY, b INT) ENGINE=SEQUENCE;
--error ER_CANT_DROP_FIELD_OR_KEY
ALTER TABLE t1 DROP COLUMN c2;
SELECT get_lock ('test', 1.5);
DROP TABLE t1;