diff --git a/src/ia64/Gcreate_addr_space-ia64.c b/src/ia64/Gcreate_addr_space-ia64.c
index 24f86c7b..caad7d38 100644
--- a/src/ia64/Gcreate_addr_space-ia64.c
+++ b/src/ia64/Gcreate_addr_space-ia64.c
@@ -40,6 +40,10 @@ unw_create_addr_space (unw_accessors_t *a, int byte_order)
 
   memset (as, 0, sizeof (*as));
 
+  /* Initialize the cache while we're certain that nobody is using
+     this address space yet.  */
+  ia64_script_cache_init (&as->global_cache);
+
   as->acc = *a;
 
   /*