diff --git a/mysql-test/r/grant.result b/mysql-test/r/grant.result
index c157e1d4706..b91f2016a9e 100644
--- a/mysql-test/r/grant.result
+++ b/mysql-test/r/grant.result
@@ -1218,6 +1218,12 @@ DROP USER mysqltest_1@localhost;
 DROP DATABASE db27878;
 use test;
 DROP TABLE t1;
+#
+#  Bug#33275 Server crash when creating temporary table mysql.user
+#
+CREATE TEMPORARY TABLE mysql.user (id INT);
+FLUSH PRIVILEGES;
+DROP TABLE mysql.user;
 drop table if exists test;
 Warnings:
 Note	1051	Unknown table 'test'
diff --git a/mysql-test/t/grant.test b/mysql-test/t/grant.test
index e540ce703a1..44e7945847c 100644
--- a/mysql-test/t/grant.test
+++ b/mysql-test/t/grant.test
@@ -1266,6 +1266,12 @@ DROP DATABASE db27878;
 use test;
 DROP TABLE t1;
 
+--echo #
+--echo #  Bug#33275 Server crash when creating temporary table mysql.user
+--echo #
+CREATE TEMPORARY TABLE mysql.user (id INT);
+FLUSH PRIVILEGES;
+DROP TABLE mysql.user;
 #
 # Bug #33201 Crash occurs when granting update privilege on one column of a view
 #
diff --git a/sql/sql_acl.cc b/sql/sql_acl.cc
index f84e33cceb8..22888edade5 100644
--- a/sql/sql_acl.cc
+++ b/sql/sql_acl.cc
@@ -695,6 +695,8 @@ my_bool acl_reload(THD *thd)
   tables[0].next_local= tables[0].next_global= tables+1;
   tables[1].next_local= tables[1].next_global= tables+2;
   tables[0].lock_type=tables[1].lock_type=tables[2].lock_type=TL_READ;
+  tables[0].skip_temporary= tables[1].skip_temporary=
+    tables[2].skip_temporary= TRUE;
 
   if (simple_open_n_lock_tables(thd, tables))
   {
@@ -3784,7 +3786,8 @@ my_bool grant_reload(THD *thd)
   tables[0].db= tables[1].db= (char *) "mysql";
   tables[0].next_local= tables[0].next_global= tables+1;
   tables[0].lock_type= tables[1].lock_type= TL_READ;
-
+  tables[0].skip_temporary= tables[1].skip_temporary=
+    tables[2].skip_temporary= TRUE;
   /*
     To avoid deadlocks we should obtain table locks before
     obtaining LOCK_grant rwlock.