svn commit: r228096 - projects/stress2/misc

[Peter Holm]

Author: pho
Date: Mon Nov 28 20:03:33 2011
New Revision: 228096
URL: http://svn.freebsd.org/changeset/base/228096

Log:
  Added regression test.

Added:
  projects/stress2/misc/syscall3.sh   (contents, props changed)

Added: projects/stress2/misc/syscall3.sh
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ projects/stress2/misc/syscall3.sh	Mon Nov 28 20:03:33 2011	(r228096)
@@ -0,0 +1,133 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2011 Peter Holm
+# 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.
+#
+# $FreeBSD$
+#
+
+# Test random syscalls with random arguments.
+# Regression test of r209697
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+. ../default.cfg
+
+odir=`pwd`
+cd /tmp
+sed '1,/^EOF/d' < $odir/$0 > syscall3.c
+cc -o syscall3 -Wall syscall3.c
+rm -f syscall3.c
+
+kldstat -v | grep -q sysvmsg  || kldload sysvmsg
+kldstat -v | grep -q sysvsem  || kldload sysvsem
+kldstat -v | grep -q sysvshm  || kldload sysvshm
+
+kldstat -v | grep -q aio      || kldload aio
+kldstat -v | grep -q mqueuefs || kldload mqueuefs
+
+mkdir -p $RUNDIR/syscall3
+cd $RUNDIR/syscall3
+
+for i in `jot 4`; do
+	su $testuser -c /tmp/syscall3 &
+done
+for i in `jot 4`; do
+	wait
+done
+
+chflags -R 0 $RUNDIR/syscall3
+rm -rf /tmp/syscall3 $RUNDIR/syscall3
+exit
+EOF
+#include <err.h>
+#include <fcntl.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <sys/resource.h>
+#include <sys/signal.h>
+#include <sys/stat.h>
+#include <sys/syscall.h>
+#include <unistd.h>
+
+static unsigned int ignore[] = {
+	SYS_syscall,
+	SYS_exit,
+	SYS_fork,
+	11,			/* 11 is obsolete execv */
+	SYS_unmount,
+	SYS_reboot,
+	SYS_vfork,
+	109,			/* 109 is old sigblock */
+	111,			/* 111 is old sigsuspend */
+	SYS_shutdown,
+	SYS___syscall,
+	SYS_rfork,
+	SYS_sigsuspend,
+	SYS_mac_syscall,
+	SYS_sigtimedwait,
+	SYS_sigwaitinfo,
+};
+
+void
+handler(int i) {
+	_exit(0);
+}
+
+int
+main(int argc, char **argv)
+{
+	unsigned int i;
+	unsigned int arg1, arg2, arg3, arg4, arg5, arg6, arg7, num;
+
+	signal(SIGSYS, SIG_IGN);
+	signal(SIGALRM, handler);
+	alarm(600);
+	for (;;) {
+		num = 0;
+		while (num == 0) {
+			num  = arc4random();
+			for (i = 0; i < sizeof(ignore) / sizeof(ignore[0]); i++)
+				if (num == ignore[i]) {
+					num = 0;
+					break;
+				}
+		}
+		arg1 = arc4random();
+		arg2 = arc4random();
+		arg3 = arc4random();
+		arg4 = arc4random();
+		arg5 = arc4random();
+		arg6 = arc4random();
+		arg7 = arc4random();
+
+		if (argc > 1)
+			printf("%2d : syscall(%3d, %x, %x, %x, %x, %x, %x, %x)\n",
+				i, num, arg1, arg2, arg3, arg4, arg5, arg6, arg7);
+		syscall(num, arg1, arg2, arg3, arg4, arg5, arg6, arg7);
+	}
+
+	return (0);
+}