From owner-svn-src-user@FreeBSD.ORG Sun Nov 24 09:07:24 2013 Return-Path: Delivered-To: svn-src-user@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id E2D64345; Sun, 24 Nov 2013 09:07:23 +0000 (UTC) Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:1900:2254:2068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.freebsd.org (Postfix) with ESMTPS id C47EA277E; Sun, 24 Nov 2013 09:07:23 +0000 (UTC) Received: from svn.freebsd.org ([127.0.1.70]) by svn.freebsd.org (8.14.7/8.14.7) with ESMTP id rAO97NN9084072; Sun, 24 Nov 2013 09:07:23 GMT (envelope-from pho@svn.freebsd.org) Received: (from pho@localhost) by svn.freebsd.org (8.14.7/8.14.5/Submit) id rAO97NWg084071; Sun, 24 Nov 2013 09:07:23 GMT (envelope-from pho@svn.freebsd.org) Message-Id: <201311240907.rAO97NWg084071@svn.freebsd.org> From: Peter Holm Date: Sun, 24 Nov 2013 09:07:23 +0000 (UTC) To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r258508 - user/pho/stress2/misc X-SVN-Group: user MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-BeenThere: svn-src-user@freebsd.org X-Mailman-Version: 2.1.16 Precedence: list List-Id: "SVN commit messages for the experimental " user" src tree" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 24 Nov 2013 09:07:24 -0000 Author: pho Date: Sun Nov 24 09:07:23 2013 New Revision: 258508 URL: http://svnweb.freebsd.org/changeset/base/258508 Log: Added a regression test. Sponsored by: EMC / Isilon storage division Added: user/pho/stress2/misc/procfs5.sh (contents, props changed) Added: user/pho/stress2/misc/procfs5.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/misc/procfs5.sh Sun Nov 24 09:07:23 2013 (r258508) @@ -0,0 +1,84 @@ +#!/bin/sh + +# +# Copyright (c) 2013 EMC Corp. +# All rights reserved. +# +# 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. +# +# $FreeBSD$ +# + +# Issue involving signed overflow. +# Test scenario based on panic seen in +# http://people.freebsd.org/~pho/stress/log/kostik640.txt +# Fixed in r258365, r258397. + +# Scanario by kib@ + +[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1 + +mount | grep -q "/proc " || mount -t procfs procfs /proc + +here=`pwd` +cd /tmp +sed '1,/^EOF/d' < $here/$0 > procfs_lr.c +cc -o procfs_lr -Wall -Wextra -O2 procfs_lr.c || exit 1 +rm -f procfs_lr.c + +/tmp/procfs_lr 2>/dev/null + +rm -f /tmp/procfs_lr + +exit 0 +EOF +/* $Id: procfs_lr.c,v 1.1 2013/11/16 07:06:46 kostik Exp kostik $ */ + +#include +#include +#include +#include +#include +#include +#include + +int +main(void) +{ + static const char name[] = "/proc/curproc/map"; + const off_t uio_offset = 0x6f51f3a1185bced9; +#if defined(__LP64__) + const size_t uio_resid = 0x4c330b10965a61af; +#else + const size_t uio_resid = 0x965a61af; +#endif + char buf[1]; + int error, fd; + + fd = open(name, O_RDONLY); + if (fd == -1) + err(1, "open"); + error = pread(fd, buf, uio_resid, uio_offset); + if (error == -1) + fprintf(stderr, "pread: %s\n", strerror(errno)); + return (0); +}