#!/bin/sh

#
# SPDX-License-Identifier: BSD-2-Clause
#
# Copyright (c) 2022 Peter Holm <pho@FreeBSD.org>
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
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# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
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# A write(2) syscall fuzzer

# "panic: Assertion tib != NULL failed at ../../../kern/tty_inq.c:467" seen:
# https://people.freebsd.org/~pho/stress/log/log0272.txt

# Fixed by: d76960962093

num=`awk '/SYS_write[^a-z]/ {print $NF}' < /usr/include/sys/syscall.h`
[ -z "$num" ] && exit 0

kldstat | grep -q pty.ko || kldload pty.ko
./syscall4.sh $num

exit 0
