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-- source include/have_log_bin.inc
-- source include/have_innodb.inc
-- source include/not_binlog_format_row.inc
--echo #
--echo # Bug #39022: Mysql randomly crashing in lock_sec_rec_cons_read_sees
--echo #
call mtr.add_suppression("Deadlock found when trying to get lock; try restarting transaction");
CREATE TABLE t1(a TINYINT NOT NULL,b TINYINT,PRIMARY KEY(b)) ENGINE=innodb;
CREATE TABLE t2(d TINYINT NOT NULL,UNIQUE KEY(d)) ENGINE=innodb;
INSERT INTO t1 VALUES (13,0),(8,1),(9,2),(6,3),
(11,5),(11,6),(7,7),(7,8),(4,9),(6,10),(3,11),(11,12),
(12,13),(7,14);
INSERT INTO t2 VALUES (0),(1),(2),(3),(4),(5),(6),(7),(8),(9),(10),
(11),(12),(13),(14);
connect (thread1, localhost, root,,);
connect (thread2, localhost, root,,);
connection thread1;
START TRANSACTION;
connection thread2;
REPLACE INTO t2 VALUES (-17);
SELECT d FROM t2,t1 WHERE d=(SELECT MAX(a) FROM t1 WHERE t1.a > t2.d) LOCK IN SHARE MODE;
connection thread1;
REPLACE INTO t1(a,b) VALUES (67,20);
connection thread2;
COMMIT;
START TRANSACTION;
REPLACE INTO t1(a,b) VALUES (65,-50);
REPLACE INTO t2 VALUES (-91);
send;
SELECT d FROM t2,t1 WHERE d=(SELECT MAX(a) FROM t1 WHERE t1.a > t2.d) LOCK IN SHARE MODE; #waits
connection thread1;
--echo # should not crash
--error ER_LOCK_DEADLOCK,ER_LOCK_WAIT_TIMEOUT
SELECT d FROM t2,t1 WHERE d=(SELECT MAX(a) FROM t1 WHERE t1.a > t2.d) LOCK IN SHARE MODE; #crashes
connection thread2;
REAP;
disconnect thread2;
--source include/wait_until_disconnected.inc
connection thread1;
disconnect thread1;
--source include/wait_until_disconnected.inc
connection default;
DROP TABLE t1,t2;
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