diff --git a/regress/sys/kern/ras/Makefile b/regress/sys/kern/ras/Makefile
new file mode 100644
index 000000000000..4891e38a0402
--- /dev/null
+++ b/regress/sys/kern/ras/Makefile
@@ -0,0 +1,5 @@
+#	$NetBSD: Makefile,v 1.1 2002/08/28 07:47:18 gmcgarry Exp $
+
+SUBDIR+= ras1 ras2 ras3
+
+.include <bsd.subdir.mk>
diff --git a/regress/sys/kern/ras/ras1/Makefile b/regress/sys/kern/ras/ras1/Makefile
new file mode 100644
index 000000000000..a4b240f5f5ce
--- /dev/null
+++ b/regress/sys/kern/ras/ras1/Makefile
@@ -0,0 +1,14 @@
+#	$NetBSD: Makefile,v 1.1 2002/08/28 07:47:20 gmcgarry Exp $
+
+PROG=	ras1
+NOMAN=	#defined
+WARNS=	2
+
+regress:
+	@if ./${PROG} ; then		\
+		echo "PASSED";		\
+	else				\
+		echo "FAILED";		\
+	fi
+
+.include <bsd.prog.mk>
diff --git a/regress/sys/kern/ras/ras1/ras1.c b/regress/sys/kern/ras/ras1/ras1.c
new file mode 100644
index 000000000000..2e5cac8bb6f4
--- /dev/null
+++ b/regress/sys/kern/ras/ras1/ras1.c
@@ -0,0 +1,48 @@
+#include <stdio.h>
+#include <signal.h>
+#include <sys/ras.h>
+#include <sys/time.h>
+
+#define COUNT	10
+
+__volatile int handled = 0;
+__volatile int count = 0;
+struct itimerval itv;
+
+void handler(int);
+
+void
+handler(int sig)
+{
+
+	handled++;
+}
+
+int
+main(void)
+{
+
+        signal(SIGVTALRM, handler);
+
+        itv.it_interval.tv_sec = 0;
+        itv.it_interval.tv_usec = 0;
+        itv.it_value.tv_sec = 10;
+        itv.it_value.tv_usec = 0;
+        setitimer(ITIMER_VIRTUAL, &itv, NULL);
+
+	if (rasctl((caddr_t)&&start, (caddr_t)&&end - (caddr_t)&&start,
+	    RAS_INSTALL) < 0)
+		return (1);
+	
+start:
+	count++;
+	if (count > COUNT)
+		goto end;
+
+	while (!handled) {
+		continue;
+	}
+end:
+
+	return (handled != 0);
+}
diff --git a/regress/sys/kern/ras/ras2/Makefile b/regress/sys/kern/ras/ras2/Makefile
new file mode 100644
index 000000000000..28cc26ac1343
--- /dev/null
+++ b/regress/sys/kern/ras/ras2/Makefile
@@ -0,0 +1,14 @@
+#	$NetBSD: Makefile,v 1.1 2002/08/28 07:47:24 gmcgarry Exp $
+
+PROG=	ras2
+NOMAN=	#defined
+WARNS=	2
+
+regress:
+	@if ./${PROG} ; then		\
+		echo "PASSED";		\
+	else				\
+		echo "FAILED";		\
+	fi
+
+.include <bsd.prog.mk>
diff --git a/regress/sys/kern/ras/ras2/ras2.c b/regress/sys/kern/ras/ras2/ras2.c
new file mode 100644
index 000000000000..3e007d14c1c2
--- /dev/null
+++ b/regress/sys/kern/ras/ras2/ras2.c
@@ -0,0 +1,56 @@
+#include <stdio.h>
+#include <signal.h>
+#include <unistd.h>
+#include <sys/ras.h>
+#include <sys/time.h>
+#include <sys/wait.h>
+
+#define COUNT	10
+
+__volatile int handled = 0;
+__volatile int count = 0;
+struct itimerval itv;
+
+void handler(int);
+
+void
+handler(int sig)
+{
+
+	handled++;
+}
+
+int
+main(void)
+{
+	int rv;
+
+        signal(SIGVTALRM, handler);
+
+        itv.it_interval.tv_sec = 0;
+        itv.it_interval.tv_usec = 0;
+        itv.it_value.tv_sec = 10;
+        itv.it_value.tv_usec = 0;
+        setitimer(ITIMER_VIRTUAL, &itv, NULL);
+
+	if (rasctl((caddr_t)&&start, (caddr_t)&&end - (caddr_t)&&start,
+	    RAS_INSTALL) < 0)
+		return (1);
+
+	if (fork() != 0) {
+		wait(&rv);
+		return (rv);
+	}
+	
+start:
+	count++;
+	if (count > COUNT)
+		goto end;
+
+	while (!handled) {
+		continue;
+	}
+end:
+
+	return (handled != 0);
+}
diff --git a/regress/sys/kern/ras/ras3/Makefile b/regress/sys/kern/ras/ras3/Makefile
new file mode 100644
index 000000000000..021b1dea4874
--- /dev/null
+++ b/regress/sys/kern/ras/ras3/Makefile
@@ -0,0 +1,14 @@
+#	$NetBSD: Makefile,v 1.1 2002/08/28 07:47:27 gmcgarry Exp $
+
+PROG=	ras3
+NOMAN=	#defined
+WARNS=	2
+
+regress:
+	@if ./${PROG} ; then		\
+		echo "PASSED";		\
+	else				\
+		echo "FAILED";		\
+	fi
+
+.include <bsd.prog.mk>
diff --git a/regress/sys/kern/ras/ras3/ras3.c b/regress/sys/kern/ras/ras3/ras3.c
new file mode 100644
index 000000000000..f7490070f5cc
--- /dev/null
+++ b/regress/sys/kern/ras/ras3/ras3.c
@@ -0,0 +1,62 @@
+#include <stdio.h>
+#include <signal.h>
+#include <unistd.h>
+#include <sys/ras.h>
+#include <sys/time.h>
+#include <sys/wait.h>
+
+#define COUNT	10
+
+__volatile int handled = 0;
+__volatile int count = 0;
+struct itimerval itv;
+
+void handler(int);
+
+void
+handler(int sig)
+{
+
+	handled++;
+}
+
+int
+main(int argc, char *argv[])
+{
+	int rv;
+	char *const args[] = { argv[0], "1", NULL };
+
+        signal(SIGVTALRM, handler);
+
+        itv.it_interval.tv_sec = 0;
+        itv.it_interval.tv_usec = 0;
+        itv.it_value.tv_sec = 10;
+        itv.it_value.tv_usec = 0;
+        setitimer(ITIMER_VIRTUAL, &itv, NULL);
+
+	if (argc != 2) {
+		if (rasctl((caddr_t)&&start, (caddr_t)&&end - (caddr_t)&&start,
+		    RAS_INSTALL) < 0)
+			return (1);
+		if (fork() != 0) {
+			wait(&rv);
+			return (rv == 0);
+		}
+		if (execvp(argv[0],args) < 0) {
+			printf("exec failed\n");
+			return (0);
+		}
+	}
+	
+start:
+	count++;
+	if (count > COUNT)
+		goto end;
+
+	while (!handled) {
+		continue;
+	}
+end:
+
+	return (handled != 0);
+}