1 /* 2 * Copyright (c) 2017 Fujitsu Ltd. 3 * Ported: Guangwen Feng <fenggw-fnst@cn.fujitsu.com> 4 * 5 * This program is free software: you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation, either version 2 of the License, or 8 * (at your option) any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program, if not, see <http://www.gnu.org/licenses/>. 17 */ 18 19 /* 20 * This regression test can crash the buggy kernel, 21 * and the bug was fixed in: 22 * 23 * commit f05819df10d7b09f6d1eb6f8534a8f68e5a4fe61 24 * Author: David Howells <dhowells@redhat.com> 25 * Date: Thu Oct 15 17:21:37 2015 +0100 26 * 27 * KEYS: Fix crash when attempt to garbage collect 28 * an uninstantiated keyring 29 */ 30 31 #include <errno.h> 32 #include <sys/types.h> 33 34 #include "tst_test.h" 35 #include "lapi/keyctl.h" 36 37 static void do_test(void) 38 { 39 key_serial_t key; 40 41 key = add_key("user", "ltptestkey", "a", 1, KEY_SPEC_SESSION_KEYRING); 42 if (key == -1) 43 tst_brk(TBROK, "Failed to add key"); 44 45 request_key("keyring", "foo", "bar", KEY_SPEC_THREAD_KEYRING); 46 47 TEST(keyctl(KEYCTL_UNLINK, key, KEY_SPEC_SESSION_KEYRING)); 48 if (TEST_RETURN) 49 tst_res(TFAIL | TTERRNO, "keyctl unlink failed"); 50 else 51 tst_res(TPASS, "Bug not reproduced"); 52 } 53 54 static struct tst_test test = { 55 .test_all = do_test, 56 }; 57