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MDEV-25906: SIGSEGV in flush_tables_with_read_lock on FTWRL or FTFE | SIGSEGV in ha_maria::extra

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This commit is contained in:
Sergei Golubchik
2021-07-02 00:26:04 +02:00
parent 164a64baa3
commit 4145ebf99a
5 changed files with 149 additions and 3 deletions
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36
mysql-test/main/flush_notembedded.test
View File

@ -1,4 +1,5 @@
source include/not_embedded.inc;
source include/have_perfschema.inc;
--echo #
--echo # MDEV-15888 Implement FLUSH TABLES tbl_name [, tbl_name] ... WITH READ LOCK for views.
@ -17,16 +18,49 @@ error ER_DBACCESS_DENIED_ERROR;
flush tables mysqltest1.t1 for export;
create view v as select * from mysqltest1.t1;
create view v2 as select * from v;
create view v3 as select * from (select * from mysqltest1.t1) x;
error ER_DBACCESS_DENIED_ERROR;
flush tables v for export;
error ER_DBACCESS_DENIED_ERROR;
flush tables v2 for export;
error ER_DBACCESS_DENIED_ERROR;
flush tables v3 for export;
disconnect u1;
connection default;
drop database mysqltest1;
drop view v, v2;
drop view v, v2, v3;
drop user u1@localhost;
--echo #
--echo # MDEV-25906: SIGSEGV in flush_tables_with_read_lock on FTWRL or FTFE | SIGSEGV in ha_maria::extra
--echo #
CREATE VIEW v0 AS SELECT * FROM information_schema.columns; # Aria
CREATE VIEW v1 AS SELECT * FROM information_schema.collations; # Heap
CREATE VIEW v2 AS SELECT * FROM performance_schema.accounts;
--disable_abort_on_error
--echo #
--echo # first try to flush tables directly
--echo #
FLUSH TABLE information_schema.collations WITH READ LOCK;
FLUSH TABLE performance_schema.accounts WITH READ LOCK;
FLUSH TABLE information_schema.colums WITH READ LOCK;
FLUSH TABLE information_schema.collations FOR EXPORT;
FLUSH TABLE performance_schema.accounts FOR EXPORT;
FLUSH TABLE information_schema.colums FOR EXPORT;
--echo #
--echo # and now via views
--echo #
FLUSH TABLE v0 WITH READ LOCK;
FLUSH TABLE v1 WITH READ LOCK;
FLUSH TABLE v2 WITH READ LOCK;
FLUSH TABLE v0 FOR EXPORT;
FLUSH TABLE v1 FOR EXPORT;
FLUSH TABLE v2 FOR EXPORT;
--enable_abort_on_error
DROP VIEW v0, v1, v2;
--echo #
--echo # End of 10.6 tests
--echo #