diff --git a/sys/vm/vm_mmap.c b/sys/vm/vm_mmap.c
index 16ee7606b8b0..1fd97d1f5aa5 100644
--- a/sys/vm/vm_mmap.c
+++ b/sys/vm/vm_mmap.c
@@ -1245,6 +1245,7 @@ vm_mmap_vnode(struct thread *td, vm_size_t objsize,
 		locktype = LK_SHARED;
 	if ((error = vget(vp, locktype, td)) != 0)
 		return (error);
+	AUDIT_ARG_VNODE1(vp);
 	foff = *foffp;
 	flags = *flagsp;
 	obj = vp->v_object;