Index: modules/cache/mod_cache.c
===================================================================
--- modules/cache/mod_cache.c	(revision 952829)
+++ modules/cache/mod_cache.c	(working copy)
@@ -360,8 +360,10 @@
         /* user likely configured CACHE_SAVE manually; they should really use
          * mod_cache configuration to do that
          */
-        cache = apr_pcalloc(r->pool, sizeof(cache_request_rec));
-        ap_set_module_config(r->request_config, &cache_module, cache);
+        ap_log_error(APLOG_MARK, APLOG_ERR, 0, r->server,
+                     "CACHE_SAVE enabled unexpectedly");
+        ap_remove_output_filter(f);
+        return ap_pass_brigade(f->next, in);
     }
 
     reason = NULL;