From nobody Mon Feb 9 12:29:11 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5147AC001B0 for ; Fri, 7 Jul 2023 15:06:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233276AbjGGPG2 (ORCPT ); Fri, 7 Jul 2023 11:06:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:46636 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232151AbjGGPG0 (ORCPT ); Fri, 7 Jul 2023 11:06:26 -0400 Received: from bg4.exmail.qq.com (bg4.exmail.qq.com [43.155.65.254]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 07F8BAA; Fri, 7 Jul 2023 08:06:24 -0700 (PDT) X-QQ-mid: bizesmtp72t1688742370t5qefwef Received: from linux-lab-host.localdomain ( [116.30.131.119]) by bizesmtp.qq.com (ESMTP) with id ; Fri, 07 Jul 2023 23:06:09 +0800 (CST) X-QQ-SSF: 01200000000000D0W000000A0000000 X-QQ-FEAT: 3M0okmaRx3hzmnpwX7/mep5Hi+aL1BsPnbLb2Ne734KOZ+87748VonTMKdRIp EFDKQ10JOaI9H1K/u2Yfwm8Ia6Dla25b2yBF2VOfTaGbJ/qyULz0sUU/SWH5h85TZzJwQ+a ztzbh/G5rkZFJYZ4liyhe7BpLWnr+cG4Cso4RfBaWwkjZAKRX31UJCpxkIJvbOU/LUOgxD5 Qgl3up7OJ42WsGe4o8iGLxOPxd9rbypRPLBrFdawoixcB5WOgHOgR4cSe7KnQuCPj8OcVdY +ZeJXUx7dr7R+2CsEhy7RZm+kHa23A8+dd3hyEJ1r0fouvYK1X4bs88rqWmwsePtF9ARtvj XfrFvCXbpGEVTpwnrQq6gBVuH6ZDkORFuY53Ge7nNia4nbM0CqdRjoa1eF15Q== X-QQ-GoodBg: 0 X-BIZMAIL-ID: 12075169014602729724 From: Zhangjin Wu To: w@1wt.eu Cc: falcon@tinylab.org, arnd@arndb.de, david.laight@aculab.com, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-riscv@lists.infradead.org, thomas@t-8ch.de Subject: [PATCH v6 13/15] selftests/nolibc: add mmap_bad test case Date: Fri, 7 Jul 2023 23:05:49 +0800 Message-Id: X-Mailer: git-send-email 2.25.1 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-QQ-SENDSIZE: 520 Feedback-ID: bizesmtp:tinylab.org:qybglogicsvrgz:qybglogicsvrgz5a-1 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" The length argument of mmap() must be greater than 0, passing a zero length argument expects failure with -EINVAL. Signed-off-by: Zhangjin Wu --- tools/testing/selftests/nolibc/nolibc-test.c | 1 + 1 file changed, 1 insertion(+) diff --git a/tools/testing/selftests/nolibc/nolibc-test.c b/tools/testing/s= elftests/nolibc/nolibc-test.c index fde1b3c51a4a..4026772ed4c5 100644 --- a/tools/testing/selftests/nolibc/nolibc-test.c +++ b/tools/testing/selftests/nolibc/nolibc-test.c @@ -669,6 +669,7 @@ int run_syscall(int min, int max) CASE_TEST(lseek_m1); EXPECT_SYSER(1, lseek(-1, 0, SEEK_SET), -1= , EBADF); break; CASE_TEST(lseek_0); EXPECT_SYSER(1, lseek(0, 0, SEEK_SET), -1,= ESPIPE); break; CASE_TEST(mkdir_root); EXPECT_SYSER(1, mkdir("/", 0755), -1, EEXI= ST); break; + CASE_TEST(mmap_bad); EXPECT_PTRER(1, mmap(NULL, 0, PROT_READ, M= AP_PRIVATE, 0, 0), MAP_FAILED, EINVAL); break; CASE_TEST(open_tty); EXPECT_SYSNE(1, tmp =3D open("/dev/null", = 0), -1); if (tmp !=3D -1) close(tmp); break; CASE_TEST(open_blah); EXPECT_SYSER(1, tmp =3D open("/proc/self/b= lah", 0), -1, ENOENT); if (tmp !=3D -1) close(tmp); break; CASE_TEST(poll_null); EXPECT_SYSZR(1, poll(NULL, 0, 0)); break; --=20 2.25.1