1 files changed, 1 insertions, 0 deletions
diff --git a/sql/sql_udf.cc b/sql/sql_udf.cc
index ba3c598a784..40e5a9a00cf 100644
--- a/sql/sql_udf.cc
+++ b/sql/sql_udf.cc
@@ -159,6 +159,7 @@ void udf_init()
     DBUG_VOID_RETURN;
   }
   initialized = 1;
+  new_thd->thread_stack= (char*) &new_thd;
   new_thd->store_globals();
   new_thd->db= my_strdup("mysql", MYF(0));
   new_thd->db_length=5;