CREATE TABLE bug51920 (i INT) ENGINE=InnoDB; INSERT INTO bug51920 VALUES (1); BEGIN; SELECT * FROM bug51920 FOR UPDATE; i 1 UPDATE bug51920 SET i=2; SELECT ID FROM INFORMATION_SCHEMA.PROCESSLIST WHERE INFO="UPDATE bug51920 SET i=2" INTO @thread_id; KILL @thread_id; Got one of the listed errors DROP TABLE bug51920;