From mboxrd@z Thu Jan 1 00:00:00 1970 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 6A5F9C64EC5 for ; Wed, 25 Jan 2023 21:26:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236798AbjAYV0j (ORCPT ); Wed, 25 Jan 2023 16:26:39 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50348 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236514AbjAYV03 (ORCPT ); Wed, 25 Jan 2023 16:26:29 -0500 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id AC40A46140; Wed, 25 Jan 2023 13:26:27 -0800 (PST) Received: from pps.filterd (m0098410.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 30PKLcJQ010757; Wed, 25 Jan 2023 21:26:25 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : in-reply-to : references : mime-version : content-transfer-encoding; s=pp1; bh=rtTtMyPIPfq516k+3j6kStK6SwU+rBBh9j/IRhdSm4E=; b=b4y4PGcKlGgae2GKy47OaQZGd9jSGYkf/rkx58DUFUHS/DkSHnLKYzk7SyOgjSXpO/YK bVISiqM6sBTzoQ1xULl9NV3USe4jf1jmZXgVtZONAnHjCf+7OQjIXiWa0pXw3o5jahIP GKLSLUZP5T2vbwsVyVYiwyP0PdyEA5DBD+q9bJLc6yQCbRgWlXJLm8FfafN4kwv2f/K5 BVrwzJGfo3W0OZp77E3Pr0HG/uHcwsBESq/OHQaqthUFHe9VTpJK9eS4dpnEzJH+uFTT jk2J2+eiMQs32Ak9ykQAKiHRWzxqOGro7uiZyeqkuEsV2VmrRY5pwll4LyY1or2NB8JW 2g== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3nb8n9e43c-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 25 Jan 2023 21:26:25 +0000 Received: from m0098410.ppops.net (m0098410.ppops.net [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 30PKst0o009942; Wed, 25 Jan 2023 21:26:25 GMT Received: from ppma01fra.de.ibm.com (46.49.7a9f.ip4.static.sl-reverse.com [159.122.73.70]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3nb8n9e42j-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 25 Jan 2023 21:26:24 +0000 Received: from pps.filterd (ppma01fra.de.ibm.com [127.0.0.1]) by ppma01fra.de.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 30PGbLHf025220; Wed, 25 Jan 2023 21:26:22 GMT Received: from smtprelay05.fra02v.mail.ibm.com ([9.218.2.225]) by ppma01fra.de.ibm.com (PPS) with ESMTPS id 3n87p6c20g-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 25 Jan 2023 21:26:22 +0000 Received: from smtpav06.fra02v.mail.ibm.com (smtpav06.fra02v.mail.ibm.com [10.20.54.105]) by smtprelay05.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 30PLQI4s33423770 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 25 Jan 2023 21:26:18 GMT Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id CBACC20040; Wed, 25 Jan 2023 21:26:18 +0000 (GMT) Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 8C3C920049; Wed, 25 Jan 2023 21:26:18 +0000 (GMT) Received: from tuxmaker.boeblingen.de.ibm.com (unknown [9.152.85.9]) by smtpav06.fra02v.mail.ibm.com (Postfix) with ESMTP; Wed, 25 Jan 2023 21:26:18 +0000 (GMT) From: Janis Schoetterl-Glausch To: Christian Borntraeger , Janosch Frank , Claudio Imbrenda , Heiko Carstens , Vasily Gorbik , Alexander Gordeev Cc: Janis Schoetterl-Glausch , David Hildenbrand , Jonathan Corbet , kvm@vger.kernel.org, linux-doc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-kselftest@vger.kernel.org, linux-s390@vger.kernel.org, Paolo Bonzini , Shuah Khan , Sven Schnelle Subject: [PATCH v6 07/14] KVM: s390: selftest: memop: Fix integer literal Date: Wed, 25 Jan 2023 22:26:01 +0100 Message-Id: <20230125212608.1860251-8-scgl@linux.ibm.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230125212608.1860251-1-scgl@linux.ibm.com> References: <20230125212608.1860251-1-scgl@linux.ibm.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 37-aHu-0MFIHJKjZT_6KSDxGEUQUyB8l X-Proofpoint-ORIG-GUID: KBmjWlSHX995DBdlWgofZ3gcvp9g1Lcj X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.930,Hydra:6.0.562,FMLib:17.11.122.1 definitions=2023-01-25_13,2023-01-25_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 phishscore=0 mlxscore=0 adultscore=0 impostorscore=0 lowpriorityscore=0 priorityscore=1501 bulkscore=0 mlxlogscore=999 malwarescore=0 clxscore=1015 spamscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2301250187 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The address is a 64 bit value, specifying a 32 bit value can crash the guest. In this case things worked out with -O2 but not -O0. Signed-off-by: Janis Schoetterl-Glausch Fixes: 1bb873495a9e ("KVM: s390: selftests: Add more copy memop tests") --- tools/testing/selftests/kvm/s390x/memop.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/testing/selftests/kvm/s390x/memop.c b/tools/testing/selftests/kvm/s390x/memop.c index 3ec501881c7c..55b856c4d656 100644 --- a/tools/testing/selftests/kvm/s390x/memop.c +++ b/tools/testing/selftests/kvm/s390x/memop.c @@ -514,7 +514,7 @@ static void guest_copy_key_fetch_prot_override(void) GUEST_SYNC(STAGE_INITED); set_storage_key_range(0, PAGE_SIZE, 0x18); set_storage_key_range((void *)last_page_addr, PAGE_SIZE, 0x0); - asm volatile ("sske %[key],%[addr]\n" :: [addr] "r"(0), [key] "r"(0x18) : "cc"); + asm volatile ("sske %[key],%[addr]\n" :: [addr] "r"(0L), [key] "r"(0x18) : "cc"); GUEST_SYNC(STAGE_SKEYS_SET); for (;;) { -- 2.34.1