MDEV-8046: Server crashes in pfs_mutex_enter_func on select from...

MDEV-8046: Server crashes in pfs_mutex_enter_func on select from I_S.INNODB_TABLESPACES_ENCRYPTION if InnoDB is disabled

Problem was that information schema tables innodb_tablespaces_encryption and
innodb_tablespaces_scrubbing where missing required check is InnoDB enabled
or not.

mysql-test/suite/innodb/t/innodb_skip_innodb_is_tables.opt

+--loose-skip-innodb 
+--loose-innodb_trx
+--loose-innodb_locks
+--loose-innodb_lock_waits
+--loose-innodb_cmp
+--loose-innodb_cmp_reset
+--loose-innodb_cmp_per_index
+--loose-innodb_cmp_per_index_reset
+--loose-innodb_cmpmem
+--loose-innodb_cmpmem_reset
+--loose-innodb_metrics
+--loose-innodb_ft_default_stopword
+--loose-innodb_ft_deleted
+--loose-innodb_ft_being_deleted
+--loose-innodb_ft_index_cache
+--loose-innodb_ft_index_table
+--loose-innodb_ft_config
+--loose-innodb_buffer_page
+--loose-innodb_buffer_page_lru
+--loose-innodb_buffer_stats
+--loose-innodb_sys_tables
+--loose-innodb_sys_tablestats
+--loose-innodb_sys_indexes
+--loose-innodb_sys_columns
+--loose-innodb_sys_fields
+--loose-innodb_sys_foreign
+--loose-innodb_sys_foreign_cols
+--loose-innodb_sys_tablespaces
+--loose-innodb_sys_datafiles
+--loose-innodb_changed_pages
+--loose-innodb_tablespaces_encryption
+--loose-innodb_trx
+--loose-innodb_locks
+--loose-innodb_lock_waits
+--loose-innodb_cmp
+--loose-innodb_cmp_reset
+--loose-innodb_cmp_per_index
+--loose-innodb_cmp_per_index_reset
+--loose-innodb_cmpmem
+--loose-innodb_cmpmem_reset
+--loose-innodb_metrics
+--loose-innodb_ft_default_stopword
+--loose-innodb_ft_deleted
+--loose-innodb_ft_being_deleted
+--loose-innodb_ft_index_cache
+--loose-innodb_ft_index_table
+--loose-innodb_ft_config
+--loose-innodb_buffer_page
+--loose-innodb_buffer_page_lru
+--loose-innodb_buffer_stats
+--loose-innodb_sys_tables
+--loose-innodb_sys_tablestats
+--loose-innodb_sys_indexes
+--loose-innodb_sys_columns
+--loose-innodb_sys_fields
+--loose-innodb_sys_foreign
+--loose-innodb_sys_foreign_cols
+--loose-innodb_sys_tablespaces
+--loose-innodb_sys_datafiles
+--loose-innodb_changed_pages
+--loose-innodb_tablespaces_encryption
+--loose-innodb_tablespaces_scrubbing
+--loose-innodb_mutexes
+--loose-innodb_sys_semaphore_waits
+--loose-innodb_tablespaces_scrubbing
+--loose-innodb_mutexes
+--loose-innodb_sys_semaphore_waits

mysql-test/suite/innodb/t/innodb_skip_innodb_is_tables.test

+
+select * from information_schema.innodb_trx;
+select * from information_schema.innodb_locks;
+select * from information_schema.innodb_lock_waits;
+select * from information_schema.innodb_cmp;
+select * from information_schema.innodb_cmp_reset;
+select * from information_schema.innodb_cmp_per_index;
+select * from information_schema.innodb_cmp_per_index_reset;
+select * from information_schema.innodb_cmpmem;
+select * from information_schema.innodb_cmpmem_reset;
+select * from information_schema.innodb_metrics;
+select * from information_schema.innodb_ft_default_stopword;
+select * from information_schema.innodb_ft_deleted;
+select * from information_schema.innodb_ft_being_deleted;
+select * from information_schema.innodb_ft_index_cache;
+select * from information_schema.innodb_ft_index_table;
+select * from information_schema.innodb_ft_config;
+select * from information_schema.innodb_buffer_page;
+select * from information_schema.innodb_buffer_page_lru;
+--error 0,1109
+select * from information_schema.innodb_buffer_stats;
+select * from information_schema.innodb_sys_tables;
+select * from information_schema.innodb_sys_tablestats;
+select * from information_schema.innodb_sys_indexes;
+select * from information_schema.innodb_sys_columns;
+select * from information_schema.innodb_sys_fields;
+select * from information_schema.innodb_sys_foreign;
+select * from information_schema.innodb_sys_foreign_cols;
+select * from information_schema.innodb_sys_tablespaces;
+select * from information_schema.innodb_sys_datafiles;
+select * from information_schema.innodb_changed_pages;
+select * from information_schema.innodb_tablespaces_encryption;
+select * from information_schema.innodb_tablespaces_scrubbing;
+select * from information_schema.innodb_mutexes;
+select * from information_schema.innodb_sys_semaphore_waits;

storage/innobase/handler/i_s.cc

@@ -8206,6 +8206,7 @@ i_s_tablespaces_encryption_fill_table(
 	bool		found_space_0 = false;
 
 	DBUG_ENTER("i_s_tablespaces_encryption_fill_table");
+	RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
 
 	/* deny access to user without PROCESS_ACL privilege */
 	if (check_global_access(thd, SUPER_ACL)) {
@@ -8504,6 +8505,7 @@ i_s_tablespaces_scrubbing_fill_table(
 	bool		found_space_0 = false;
 
 	DBUG_ENTER("i_s_tablespaces_scrubbing_fill_table");
+	RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
 
 	/* deny access to user without SUPER_ACL privilege */
 	if (check_global_access(thd, SUPER_ACL)) {

storage/xtradb/handler/i_s.cc

@@ -8540,6 +8540,7 @@ i_s_tablespaces_encryption_fill_table(
 	bool		found_space_0 = false;
 
 	DBUG_ENTER("i_s_tablespaces_encryption_fill_table");
+	RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
 
 	/* deny access to user without PROCESS_ACL privilege */
 	if (check_global_access(thd, SUPER_ACL)) {
@@ -8836,6 +8837,7 @@ i_s_tablespaces_scrubbing_fill_table(
 	bool		found_space_0 = false;
 
 	DBUG_ENTER("i_s_tablespaces_scrubbing_fill_table");
+	RETURN_IF_INNODB_NOT_STARTED(tables->schema_table_name);
 
 	/* deny access to user without SUPER_ACL privilege */
 	if (check_global_access(thd, SUPER_ACL)) {