1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2009 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 /* 28 * ASSERTION: 29 * On IA/32, there is a single 32-bit address space that is partitioned 30 * between user-level and kernel-level. copyin()/copyinstr() and 31 * copyout()/copyoutstr() must check that addresses specified as 32 * user-level addresses are actually at user-level. This test attempts 33 * to perform an illegal copyin() from a kernel address. It asserts that 34 * the fault type is DTRACEFLT_BADADDR and that the bad address is set to 35 * the kernel address from which the copyin() was attempted. 36 * 37 * SECTION: Actions and Subroutines/copyin(); 38 * Actions and Subroutines/copyin(); 39 * User Process Tracing/copyin() and copyinstr() 40 */ 41 42 BEGIN 43 { 44 dtrace_zero = copyin((uintptr_t)&`dtrace_zero, sizeof (int)); 45 exit(1); 46 } 47 48 ERROR 49 { 50 exit(arg4 == DTRACEFLT_BADADDR && 51 arg5 == (uint64_t)&`dtrace_zero ? 0 : 1); 52 } 53