@@ -1187,6 +1187,7 @@ request_key02 request_key02
request_key03 request_key03
request_key04 request_key04
request_key05 request_key05
+request_key06 request_key06
rmdir01 rmdir01
rmdir02 rmdir02
@@ -3,3 +3,4 @@
/request_key03
/request_key04
/request_key05
+/request_key06
new file mode 100644
@@ -0,0 +1,52 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+/*
+ * Copyright (c) 2024 FUJITSU LIMITED. All Rights Reserved.
+ * Author: Ma Xinjian <maxj.fnst@fujitsu.com>
+ */
+
+/*\
+ * [Description]
+ *
+ * Verify that request_key(2) fails with
+ *
+ * - EFAULT when type points outside the process's accessible address space
+ * - EFAULT when description points outside the process's accessible address space
+ * - EFAULT when callout_info points outside the process's accessible address space
+ * - EPERM when type argument started with a period '.'
+ */
+
+#include "tst_test.h"
+#include "lapi/keyctl.h"
+
+static struct test_case_t {
+ char *type;
+ char *description;
+ char *callout_info;
+ key_serial_t dest_keyring;
+ int expected_errno;
+ char *desc;
+} tcases[] = {
+ {(char *)(-1), "description", NULL, KEY_SPEC_PROCESS_KEYRING, EFAULT,
+ "type points outside the process's accessible address space"},
+ {"type", (char *)(-1), NULL, KEY_SPEC_PROCESS_KEYRING, EFAULT,
+ "description points outside the process's accessible address space"},
+ {"type", "description", (char *)(-1), KEY_SPEC_PROCESS_KEYRING, EFAULT,
+ "callout_info points outside the process's accessible address space"},
+ {".type", "description", NULL, KEY_SPEC_PROCESS_KEYRING, EPERM,
+ "type argument started with a period '.'"},
+};
+
+static void verify_request_key(unsigned int i)
+{
+ struct test_case_t *tc = &tcases[i];
+
+ TST_EXP_FAIL2(request_key(tc->type, tc->description, tc->callout_info,
+ tc->dest_keyring),
+ tc->expected_errno,
+ "%s", tc->desc);
+}
+
+static struct tst_test test = {
+ .tcnt = ARRAY_SIZE(tcases),
+ .test = verify_request_key,
+};
Add negative tests for request_key(), when errno is EFAULT or EPERM Signed-off-by: Ma Xinjian <maxj.fnst@fujitsu.com> --- runtest/syscalls | 1 + .../kernel/syscalls/request_key/.gitignore | 1 + .../syscalls/request_key/request_key06.c | 52 +++++++++++++++++++ 3 files changed, 54 insertions(+) create mode 100644 testcases/kernel/syscalls/request_key/request_key06.c