--- x/mm/readahead.c
+++ y/mm/readahead.c
@@ -186,6 +186,8 @@ static struct folio *ractl_alloc_folio(s
 	folio = filemap_alloc_folio(gfp_mask, order);
 	if (folio && ractl->dropbehind)
 		__folio_set_dropbehind(folio);
+	if (folio && IS_ENABLED(CONFIG_64BIT))
+		atomic_set(&folio->_pincount, 0);
 
 	return folio;
 }