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author | Peter Holm <pho@FreeBSD.org> | 2022-04-06 05:24:42 +0000 |
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committer | Peter Holm <pho@FreeBSD.org> | 2022-04-06 05:24:42 +0000 |
commit | b5c60bb85bf3fbe6815454a54aba3d0f2845de80 (patch) | |
tree | 01532c11fbb33562456001b7ef50258a15117303 /tools/test | |
parent | 28ea3785d9c489e7625b27b9d47661104cc30658 (diff) | |
download | src-b5c60bb85bf3fbe6815454a54aba3d0f2845de80.tar.gz src-b5c60bb85bf3fbe6815454a54aba3d0f2845de80.zip |
stress2: Added a write(2) fuzz test scenario
Diffstat (limited to 'tools/test')
-rwxr-xr-x | tools/test/stress2/misc/write2.sh | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/tools/test/stress2/misc/write2.sh b/tools/test/stress2/misc/write2.sh new file mode 100755 index 000000000000..9e6d50917464 --- /dev/null +++ b/tools/test/stress2/misc/write2.sh @@ -0,0 +1,41 @@ +#!/bin/sh + +# +# SPDX-License-Identifier: BSD-2-Clause-FreeBSD +# +# 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 +# are met: +# 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 +# notice, this list of conditions and the following disclaimer in the +# documentation and/or other materials provided with the distribution. +# +# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND +# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE +# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE +# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE +# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS +# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) +# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT +# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY +# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF +# SUCH DAMAGE. +# + +# 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 + +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 |