71 lines
1.4 KiB
Plaintext
71 lines
1.4 KiB
Plaintext
#
|
|
# Bug#38231 Innodb crash in lock_reset_all_on_table() on TRUNCATE + LOCK / UNLOCK
|
|
# http://bugs.mysql.com/38231
|
|
#
|
|
|
|
SET default_storage_engine=InnoDB;
|
|
|
|
# we care only that the following SQL commands do not crash the server
|
|
-- disable_query_log
|
|
-- disable_result_log
|
|
|
|
DROP TABLE IF EXISTS bug38231_1;
|
|
CREATE TABLE bug38231_1 (a INT);
|
|
|
|
-- connect (lock_gain,localhost,root,,)
|
|
-- connect (lock_wait1,localhost,root,,)
|
|
-- connect (lock_wait2,localhost,root,,)
|
|
-- connect (truncate_wait,localhost,root,,)
|
|
|
|
-- connection lock_gain
|
|
SET autocommit=0;
|
|
LOCK TABLE bug38231_1 WRITE;
|
|
|
|
-- connection lock_wait1
|
|
SET autocommit=0;
|
|
-- send
|
|
LOCK TABLE bug38231_1 WRITE;
|
|
|
|
-- connection lock_wait2
|
|
SET autocommit=0;
|
|
-- send
|
|
LOCK TABLE bug38231_1 WRITE;
|
|
|
|
-- connection truncate_wait
|
|
-- send
|
|
TRUNCATE TABLE bug38231_1;
|
|
|
|
-- connection lock_gain
|
|
# this crashes the server if the bug is present
|
|
UNLOCK TABLES;
|
|
|
|
# clean up
|
|
|
|
# do not clean up - we do not know which of the three has been released
|
|
# so the --reap command may hang because the command that is being executed
|
|
# in that connection is still running/waiting
|
|
#-- connection lock_wait1
|
|
#-- reap
|
|
#UNLOCK TABLES;
|
|
#
|
|
#-- connection lock_wait2
|
|
#-- reap
|
|
#UNLOCK TABLES;
|
|
#
|
|
#-- connection truncate_wait
|
|
#-- reap
|
|
|
|
-- connection default
|
|
|
|
-- disconnect lock_gain
|
|
-- disconnect lock_wait1
|
|
-- disconnect lock_wait2
|
|
-- disconnect truncate_wait
|
|
|
|
DROP TABLE bug38231_1;
|
|
|
|
-- enable_query_log
|
|
-- enable_result_log
|
|
|
|
-- connection default
|