sql_prepare.cc:

  Post fix for bug#25123.

sql/sql_prepare.cc

@@ -1676,7 +1676,7 @@ static bool check_prepared_statement(Prepared_statement *stmt,
   case SQLCOM_INSERT:
     res= mysql_test_insert(stmt, tables, lex->field_list,
                            lex->many_values,
-                           select_lex->item_list, lex->value_list,
+                           lex->update_list, lex->value_list,
                            lex->duplicates);
     break;