#!/bin/sh set -e f=/sys/kernel/debug/lkmc_seq_file_single_open insmod /seq_file_single_open.ko [ "$(cat "$f")" = "$(printf 'ab\ncd\n')" ] [ "$(dd if="$f" bs=1 count=3 skip=1)" = "$(printf "b\nc\n")" ] rmmod seq_file_single_open
