Replace shbang with a real shell so things will exit, with an echo

conf/services.d/kres-cache-gc/finish

-#!/usr/bin/execlineb -S0 
+#!/bin/sh
 
+echo "Exiting kres-cache-gc"
 s6-svscanctl -t /var/run/s6/services

conf/services.d/kresd/finish

-#!/usr/bin/execlineb -S0 
+#!/bin/sh
 
+echo "Exiting kresd"
 s6-svscanctl -t /var/run/s6/services

conf/services.d/openvpn-tcp/finish

-#!/usr/bin/execlineb -S0 
+#!/bin/sh
 
-echo "exiting openvpn: tcp"
+echo "Exiting openvpn: tcp"
 s6-svscanctl -t /var/run/s6/services