Date: Sat, 23 Nov 2013 17:20:24 +0000 (UTC) From: Peter Holm <pho@FreeBSD.org> To: src-committers@freebsd.org, svn-src-user@freebsd.org Subject: svn commit: r258500 - user/pho/stress2/misc Message-ID: <201311231720.rANHKOrW088857@svn.freebsd.org>
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Author: pho Date: Sat Nov 23 17:20:24 2013 New Revision: 258500 URL: http://svnweb.freebsd.org/changeset/base/258500 Log: Added regression test. Sponsored by: EMC / Isilon storage division Added: user/pho/stress2/misc/signal0.sh (contents, props changed) Added: user/pho/stress2/misc/signal0.sh ============================================================================== --- /dev/null 00:00:00 1970 (empty, because file is newly added) +++ user/pho/stress2/misc/signal0.sh Sat Nov 23 17:20:24 2013 (r258500) @@ -0,0 +1,88 @@ +#!/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. +# +# $FreeBSD$ +# + +# Zero signal number seen. +# Test scenario by Vitaly Magerya <vmagerya gmail com> +# http://people.freebsd.org/~pho/stress/log/kostik646.txt +# Panic fixed in r258497 +# Signal number fixed in r258499 + +dir=/tmp +odir=`pwd` +cd $dir +sed '1,/^EOF/d' < $odir/$0 > $dir/signal0.c +c99 -o signal0 signal0.c -lpthread || exit 1 +rm -f signal0.c +cd $odir + +(cd ../testcases/swap; ./swap -t 5m -i 20 -h -v) > /dev/null 2>&1 & +for i in `jot 500`; do + /tmp/signal0 +done +killall -q swap + +rm -f /tmp/signal0 +exit + +EOF +#include <pthread.h> +#include <signal.h> +#include <stdio.h> +#include <stdlib.h> + +void signal_handler(int signum, siginfo_t *si, void *context) { + if (signum != SIGUSR1) { + printf("FAIL bad signal, signum=%d\n", signum); + exit(1); + } +} + +void *thread_func(void *arg) { + return arg; +} + +int main(void) { + struct sigaction sa = { 0 }; + sa.sa_flags = SA_SIGINFO; + sa.sa_sigaction = signal_handler; + if (sigfillset(&sa.sa_mask) != 0) abort(); + if (sigaction(SIGUSR1, &sa, NULL) != 0) abort(); + for (int i = 0; i < 10000; i++) { + pthread_t t; + pthread_create(&t, NULL, thread_func, NULL); + pthread_kill(t, SIGUSR1); + /* + Side note. pthread_kill(3) call behaviour is undefined if pthread_create(3) + in the line before failed. + */ + + } + return 0; +}
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