https://bugs.php.net/bug.php?id=68887

gistfile1.diff

diff --git a/main/streams/streams.c b/main/streams/streams.c
index 204c33b..fe42cf2 100644
--- a/main/streams/streams.c
+++ b/main/streams/streams.c
@@ -397,8 +397,9 @@ PHPAPI int _php_stream_free(php_stream *stream, int close_options) /* {{{ */
 #if STREAM_DEBUG
        {
                char out[200] = "";
-               fprintf(stderr, "stream_free: %s:%p[%s] in_free=%d opts=%s\n",
-                       stream->ops->label, stream, stream->orig_path, stream->in_free, _php_stream_pretty_free_options(close_
+               fprintf(stderr, "stream_free: %s:%p[%s] in_free=%d opts=%s refc=%u encl=%p\n",
+                       stream->ops->label, stream, stream->orig_path, stream->in_free,
+                       _php_stream_pretty_free_options(close_options, out), GC_REFCOUNT(stream->res), stream->enclosing_strea
        }
 
 #endif
@@ -463,13 +464,11 @@ fprintf(stderr, "stream_free: %s:%p[%s] preserve_handle=%d release_cast=%d remov
                 * the resource list, otherwise the resource will point to invalid memory.
                 * In any case, let's always completely delete it from the resource list,
                 * not only when PHP_STREAM_FREE_RELEASE_STREAM is set */
-//???          while (zend_list_delete(stream->res) == SUCCESS) {}
-//???          stream->res->gc.refcount = 0;
                zend_list_close(stream->res);
-               if (!stream->__exposed) {
+               if (close_options & PHP_STREAM_FREE_IGNORE_ENCLOSING) {
                        zend_list_delete(stream->res);
-                       stream->res = NULL;
                }
+               stream->res = NULL;
        }
 
        if (close_options & PHP_STREAM_FREE_CALL_DTOR) {