svn commit: r358523 - user/pho/stress2/misc
Peter Holm
pho at FreeBSD.org
Mon Mar 2 06:30:16 UTC 2020
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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