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Date:      Mon, 2 Mar 2020 06:30:15 +0000 (UTC)
From:      Peter Holm <pho@FreeBSD.org>
To:        src-committers@freebsd.org, svn-src-user@freebsd.org
Subject:   svn commit: r358523 - user/pho/stress2/misc
Message-ID:  <202003020630.0226UFSe049483@repo.freebsd.org>

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Author: pho
Date: Mon Mar  2 06:30:15 2020
New Revision: 358523
URL: https://svnweb.freebsd.org/changeset/base/358523

Log:
  Added a regression test.

Added:
  user/pho/stress2/misc/aslr.sh   (contents, props changed)

Added: user/pho/stress2/misc/aslr.sh
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ user/pho/stress2/misc/aslr.sh	Mon Mar  2 06:30:15 2020	(r358523)
@@ -0,0 +1,48 @@
+#/bin/sh
+
+#
+# SPDX-License-Identifier: BSD-2-Clause-FreeBSD
+#
+# Copyright (c) 2019 Dell EMC Isilon
+#
+# 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.
+#
+# $FreeBSD$
+#
+
+# ELF32/64 address map randomization test.
+
+# "panic: page 0xfffff8103971b840 has queue state" seen in WiP kernel code.
+# https://people.freebsd.org/~pho/stress/log/mark087.txt
+
+old32=`sysctl -ni kern.elf32.aslr.enable`
+old64=`sysctl -ni kern.elf64.aslr.enable`
+
+if [ -n "$old32" ]; then
+	sysctl kern.elf32.aslr.enable=$((1 - old32))
+	./su.sh
+	sysctl kern.elf32.aslr.enable=$old32
+elif [ -n "$old64" ]; then
+	sysctl kern.elf64.aslr.enable=$((1 - old64))
+	./su.sh
+	sysctl kern.elf64.aslr.enable=$old64
+fi



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