Hang on optimized builds on CREATE USER attempt, Aria related

USE test;

SET GLOBAL aria_group_commit=1;

SET GLOBAL aria_group_commit_interval=CAST(-1 AS UNSIGNED INT);

CREATE TABLE t (c INT KEY) ENGINE=Aria;

CREATE USER 'a' IDENTIFIED BY 'a';

Will cause 10.5.2, 10.5.3, and 10.5.4 8569dac1ec9f6853a0b2f3ea9bcbda67644ead24 (dbg+opt) as well as 10.4.14 ea7830eef48333e28f98a9b91f05a95735b465a3 (dbg+opt) to hang. 10.1, 10.2 and 10.3 will also hang, but only on shutdown attempt after the testcase.