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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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42
mysql-test/main/flush_notembedded.result
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@ -14,15 +14,55 @@ flush tables mysqltest1.t1 for export;
ERROR 42000: Access denied for user 'u1'@'localhost' to database 'mysqltest1'
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;
flush tables v for export;
ERROR 42000: Access denied for user 'u1'@'localhost' to database 'mysqltest1'
flush tables v2 for export;
ERROR 42000: Access denied for user 'u1'@'localhost' to database 'mysqltest1'
flush tables v3 for export;
ERROR 42000: Access denied for user 'u1'@'localhost' to database 'mysqltest1'
disconnect u1;
connection default;
drop database mysqltest1;
drop view v, v2;
drop view v, v2, v3;
drop user u1@localhost;
#
# MDEV-25906: SIGSEGV in flush_tables_with_read_lock on FTWRL or FTFE | SIGSEGV in ha_maria::extra
#
CREATE VIEW v0 AS SELECT * FROM information_schema.columns;
CREATE VIEW v1 AS SELECT * FROM information_schema.collations;
CREATE VIEW v2 AS SELECT * FROM performance_schema.accounts;
#
# first try to flush tables directly
#
FLUSH TABLE information_schema.collations WITH READ LOCK;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
FLUSH TABLE performance_schema.accounts WITH READ LOCK;
ERROR 42000: SELECT, LOCK TABLES command denied to user 'root'@'localhost' for table 'accounts'
FLUSH TABLE information_schema.colums WITH READ LOCK;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
FLUSH TABLE information_schema.collations FOR EXPORT;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
FLUSH TABLE performance_schema.accounts FOR EXPORT;
ERROR 42000: SELECT, LOCK TABLES command denied to user 'root'@'localhost' for table 'accounts'
FLUSH TABLE information_schema.colums FOR EXPORT;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
#
# and now via views
#
FLUSH TABLE v0 WITH READ LOCK;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
FLUSH TABLE v1 WITH READ LOCK;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
FLUSH TABLE v2 WITH READ LOCK;
ERROR HY000: View 'test.v2' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
FLUSH TABLE v0 FOR EXPORT;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
FLUSH TABLE v1 FOR EXPORT;
ERROR 42000: Access denied for user 'root'@'localhost' to database 'information_schema'
FLUSH TABLE v2 FOR EXPORT;
ERROR HY000: View 'test.v2' references invalid table(s) or column(s) or function(s) or definer/invoker of view lack rights to use them
DROP VIEW v0, v1, v2;
#
# End of 10.6 tests
#