diff --git a/sys/vfs/devfs/devfs_vnops.c b/sys/vfs/devfs/devfs_vnops.c
index c88cef2..6768398 100644
--- a/sys/vfs/devfs/devfs_vnops.c
+++ b/sys/vfs/devfs/devfs_vnops.c
@@ -637,8 +637,11 @@ devfs_vop_setattr(struct vop_setattr_args *ap)
        }

        if (vap->va_mode != (mode_t)VNOVAL) {
+               kprintf("chmod on %s (%d vs %d)\n",
+                   (node->d_dev != NULL)?node->d_dev->si_name:"(unknown)",
+                   node->uid, ap->a_cred->cr_uid);
                if (ap->a_cred->cr_uid != node->uid) {
-                       error = priv_check(curthread, PRIV_VFS_ADMIN);
+                       error = priv_check(curthread, PRIV_VFS_CHMOD);
                        if (error)
                                goto out;
                }