diff --git a/fs/exec.c b/fs/exec.c
index cce6bbd..ea78617 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -718,6 +718,7 @@
 	/* Notify parent that we're no longer interested in the old VM */
 	tsk = current;
 	old_mm = current->mm;
+	sync_mm_rss(tsk, old_mm);
 	mm_release(tsk, old_mm);
 
 	if (old_mm) {