#!/bin/sh mount none /proc -t proc insmod diag echo 0x01 > /proc/sys/diag sleep 1 if [ $(cat /proc/sys/reset) = 1 ] ; then export FAILSAFE=true while :; do { echo $(((X=(X+1)%8)%2)) > /proc/sys/diag; sleep $((X==0)); } done & fi /sbin/mount_root ${FAILSAFE:+failsafe} exec /sbin/init