Module Name: src
Committed By: pooka
Date: Sat Dec 4 17:38:42 UTC 2010
Modified Files:
src/tests/kernel: t_rnd.c
Log Message:
Add test case for suspected reason behind kernel panic described
in PR kern/44190
To generate a diff of this commit:
cvs rdiff -u -r1.1 -r1.2 src/tests/kernel/t_rnd.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/tests/kernel/t_rnd.c
diff -u src/tests/kernel/t_rnd.c:1.1 src/tests/kernel/t_rnd.c:1.2
--- src/tests/kernel/t_rnd.c:1.1 Tue Sep 8 20:37:45 2009
+++ src/tests/kernel/t_rnd.c Sat Dec 4 17:38:42 2010
@@ -1,4 +1,4 @@
-/* $NetBSD: t_rnd.c,v 1.1 2009/09/08 20:37:45 pooka Exp $ */
+/* $NetBSD: t_rnd.c,v 1.2 2010/12/04 17:38:42 pooka Exp $ */
/*
* Copyright (c) 2009 The NetBSD Foundation, Inc.
@@ -27,7 +27,7 @@
*/
#include <sys/cdefs.h>
-__RCSID("$NetBSD: t_rnd.c,v 1.1 2009/09/08 20:37:45 pooka Exp $");
+__RCSID("$NetBSD: t_rnd.c,v 1.2 2010/12/04 17:38:42 pooka Exp $");
#include <sys/types.h>
#include <sys/fcntl.h>
@@ -64,9 +64,32 @@
atf_tc_fail_errno("RNDADDDATA");
}
+ATF_TC(RNDADDDATA2);
+ATF_TC_HEAD(RNDADDDATA2, tc)
+{
+ atf_tc_set_md_var(tc, "descr", "checks ioctl(RNDADDDATA) deals with "
+ "garbage len field");
+}
+ATF_TC_BODY(RNDADDDATA2, tc)
+{
+ rnddata_t rd;
+ int fd;
+
+ rump_init();
+ fd = rump_sys_open("/dev/random", O_RDWR, 0);
+ if (fd == -1)
+ atf_tc_fail_errno("cannot open /dev/random");
+
+ rd.entropy = 1;
+ rd.len = -1;
+ atf_tc_expect_signal(-1, "PR kern/44190");
+ ATF_REQUIRE_ERRNO(E2BIG, rump_sys_ioctl(fd, RNDADDDATA, &rd) == -1);
+}
+
ATF_TP_ADD_TCS(tp)
{
ATF_TP_ADD_TC(tp, RNDADDDATA);
+ ATF_TP_ADD_TC(tp, RNDADDDATA2);
return atf_no_error();
}
