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 X-Spam-Level: X-Spam-Status: No, score=-0.9 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 424FDC433FF for ; Wed, 7 Aug 2019 14:39:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0F3F72199C for ; Wed, 7 Aug 2019 14:39:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=fb.com header.i=@fb.com header.b="JHfd9vMP"; dkim=pass (1024-bit key) header.d=fb.onmicrosoft.com header.i=@fb.onmicrosoft.com header.b="NQQ3zu7l" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388228AbfHGOjW (ORCPT ); Wed, 7 Aug 2019 10:39:22 -0400 Received: from mx0a-00082601.pphosted.com ([67.231.145.42]:19896 "EHLO mx0a-00082601.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2388190AbfHGOjV (ORCPT ); Wed, 7 Aug 2019 10:39:21 -0400 Received: from pps.filterd (m0044008.ppops.net [127.0.0.1]) by mx0a-00082601.pphosted.com (8.16.0.27/8.16.0.27) with SMTP id x77EY2PG007767; Wed, 7 Aug 2019 07:39:10 -0700 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.com; h=from : to : cc : subject : date : message-id : references : in-reply-to : content-type : content-id : content-transfer-encoding : mime-version; s=facebook; bh=CZLCIXm0lzKIapCSMcVoxQb6gZk0W1dxHHjKD0Lsor0=; b=JHfd9vMP8yMy6ABhpYAKIhqwk4O8mPmPIGUQ2pmtVXcTFbz90AXo7De2GNy0eNTjauU/ o7T012A2n3vlu74BxbuIB3Mhml4v04EsamzlTn3JImqEUp4mnimSgckCntZvpDRYWQP1 yNYEgdebIs/LIdeXdSp4JNeMXqOvZKDMoTE= Received: from maileast.thefacebook.com ([163.114.130.16]) by mx0a-00082601.pphosted.com with ESMTP id 2u7y8b8ax0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128 verify=NOT); Wed, 07 Aug 2019 07:39:10 -0700 Received: from ash-exhub103.TheFacebook.com (2620:10d:c0a8:82::c) by ash-exhub103.TheFacebook.com (2620:10d:c0a8:82::c) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5; Wed, 7 Aug 2019 07:39:09 -0700 Received: from NAM04-CO1-obe.outbound.protection.outlook.com (100.104.31.183) by o365-in.thefacebook.com (100.104.35.174) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1713.5 via Frontend Transport; Wed, 7 Aug 2019 07:39:08 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Ok4xqSEBEAgBmHyNvZSMNcfKljrMhWqr3tZaqakbuDWqRrcQrUwh5DHVXmdCnluxeLpylPrn7uNaT8+i9MsZoXdg8taXBijaLdH6WP4ur5TCb2eI+fM9Xed0uqIwY7O+lLQxu5JWhrUTzMUBgCiWJvVNHwZ6OOPkzu3T3jtd+BuJmLLD7h30uKRZyle2yG6jq8VPGn72CCnHDmktpWE/gVMd84mHDCuaLrS+xJg4Ubia6+JvR2uqap9KgYGfrZDbokdHMUycRoukRdbKmNO+FPcqIocUh5hfKC0Ju73sFjd+LMdWYeJQU4XpQ66Y/dvcOnhR3tqlL8Rpy8FQjb3DsQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=CZLCIXm0lzKIapCSMcVoxQb6gZk0W1dxHHjKD0Lsor0=; b=Htv079Gdu5HHgrFSKc3JzLIctWQyRuszfsLofzIcw1cv5whF3mCLk7wFndQemWcLsYm5FI3zUPaQNWSOkUiIf9/wW0qu9mvWnCAEK6LDpPWoW2Cr5IQK2XAh7Gx3bzLCuTGIe9c13gnOKn5MAlcMQznWAkIX/AP9Z0FPtI8Y1nMrh2Khs+yItgTIjuqfUyjdiPgvogsnVpp7gPFi5LmTw5JpE1Flkpz3Aom0ZSa5MW4kdeSMadYjXJS9NjsYMUQ/LTZzboItbpmOxQXLEhZ4rzSLfJgxvrw6RZnzt5klmjx89CS4T/qvYlLRZ3lB3nmTLQPMEZP+crshQeFQdSActA== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=fb.com; dmarc=pass action=none header.from=fb.com; dkim=pass header.d=fb.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fb.onmicrosoft.com; s=selector2-fb-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=CZLCIXm0lzKIapCSMcVoxQb6gZk0W1dxHHjKD0Lsor0=; b=NQQ3zu7lQdPsev7sfwklnnIc9kU0QfoSLUL2CsjIdTndr/pQCGPhBb0vBfZXYLJEtVHddKf/aAKrXYZptUwoQJRQ+Rq9sqHGlluKKhx+T9uqh8QfepDXoW9beH6fuq3U97Ih4xH8GmjCdnoVLBUQYawNpEwyNihup3lU8DUZcHk= Received: from MWHPR15MB1165.namprd15.prod.outlook.com (10.175.3.22) by MWHPR15MB1519.namprd15.prod.outlook.com (10.173.234.9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2157.14; Wed, 7 Aug 2019 14:39:07 +0000 Received: from MWHPR15MB1165.namprd15.prod.outlook.com ([fe80::79c8:442d:b528:802d]) by MWHPR15MB1165.namprd15.prod.outlook.com ([fe80::79c8:442d:b528:802d%9]) with mapi id 15.20.2136.018; Wed, 7 Aug 2019 14:39:07 +0000 From: Song Liu To: Stephen Rothwell CC: Andrew Morton , Linux Next Mailing List , Linux Kernel Mailing List Subject: Re: linux-next: build failure after merge of the akpm-current tree Thread-Topic: linux-next: build failure after merge of the akpm-current tree Thread-Index: AQHVTPFGz58J8esAUk2Rc5LSbmvQQabvwdgA Date: Wed, 7 Aug 2019 14:39:07 +0000 Message-ID: <36F5AB83-D816-45D4-BDBB-2D9E1B713AB3@fb.com> References: <20190807172454.2e887f7c@canb.auug.org.au> In-Reply-To: <20190807172454.2e887f7c@canb.auug.org.au> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-mailer: Apple Mail (2.3445.104.11) x-originating-ip: [2620:10d:c090:180::3b47] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 211abc35-fee2-43b8-075f-08d71b4500ec x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(5600148)(711020)(4605104)(1401327)(2017052603328)(7193020);SRVR:MWHPR15MB1519; x-ms-traffictypediagnostic: MWHPR15MB1519: x-ms-exchange-purlcount: 3 x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:800; x-forefront-prvs: 01221E3973 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(366004)(346002)(396003)(376002)(136003)(39860400002)(189003)(199004)(53754006)(51914003)(66476007)(186003)(5660300002)(76176011)(316002)(53936002)(46003)(71200400001)(71190400001)(6486002)(305945005)(478600001)(81166006)(81156014)(7736002)(25786009)(99286004)(6306002)(6916009)(66556008)(486006)(66446008)(64756008)(33656002)(6436002)(53546011)(11346002)(6506007)(446003)(2616005)(476003)(76116006)(6512007)(66946007)(54906003)(86362001)(966005)(14454004)(229853002)(57306001)(256004)(6116002)(102836004)(4326008)(68736007)(2906002)(8676002)(36756003)(8936002)(6246003)(50226002);DIR:OUT;SFP:1102;SCL:1;SRVR:MWHPR15MB1519;H:MWHPR15MB1165.namprd15.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: fb.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: mYW/Azy4LzhZPR0XKRMcDIzund50DsZ5gY3gPKMiK+oaqJEMUCLGc/y0XyQOwbwnnoGQTVA2sXi7HuRAOJ74WlBTliulZ6Yuos/L/A2Flg8uSeQDE8CRBJIcJOKM/d/qx88rvnwQ9bIw1MCAgVCPV/rZN9E4FV2Ou5FaFkXTNtzDJAMuE1Ohle+UKBe72vI2x9/nqVcIA7PjpHUPRGlhElEqB3lhdsKJDy7Ys7ncx2AENodSyQhOTUWPtA1HdXRcHm/xlzk1YHG8me5W3MrseSsmullq0H7Ce6SP3tgkvy/mNwEaPPyP6Plh29swWfitjlIrHtPGchBoD4hd6ARfoN6kVqBn7n3NX3imzY98CH8deoFcPAfEroiaP3uccd+6DhpWBuLP61uM1I1RDOoIFpzf2mPmuKP166HdN7HqKL0= x-ms-exchange-transport-forked: True Content-Type: text/plain; charset="us-ascii" Content-ID: <002F3BD9B3A3B14488CD43D10B7EAB25@namprd15.prod.outlook.com> Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: 211abc35-fee2-43b8-075f-08d71b4500ec X-MS-Exchange-CrossTenant-originalarrivaltime: 07 Aug 2019 14:39:07.7066 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 8ae927fe-1255-47a7-a2af-5f3a069daaa2 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: songliubraving@fb.com X-MS-Exchange-Transport-CrossTenantHeadersStamped: MWHPR15MB1519 X-OriginatorOrg: fb.com X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:,, definitions=2019-08-07_03:,, signatures=0 X-Proofpoint-Spam-Details: rule=fb_default_notspam policy=fb_default score=0 priorityscore=1501 malwarescore=0 suspectscore=0 phishscore=0 bulkscore=0 spamscore=0 clxscore=1011 lowpriorityscore=0 mlxscore=0 impostorscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1906280000 definitions=main-1908070156 X-FB-Internal: deliver Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Stephen,=20 > On Aug 7, 2019, at 12:24 AM, Stephen Rothwell wrot= e: >=20 > Hi all, >=20 > After merging the akpm-current tree, today's linux-next build (arm > multi_v7_defconfig) failed like this: >=20 > In file included from include/linux/kernel.h:11, > from kernel/events/uprobes.c:12: > kernel/events/uprobes.c: In function 'uprobe_write_opcode': > include/linux/compiler.h:350:38: error: call to '__compiletime_assert_557= ' declared with attribute error: BUILD_BUG failed > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^ > include/linux/compiler.h:331:4: note: in definition of macro '__compileti= me_assert' > prefix ## suffix(); \ > ^~~~~~ > include/linux/compiler.h:350:2: note: in expansion of macro '_compiletime= _assert' > _compiletime_assert(condition, msg, __compiletime_assert_, __LINE__) > ^~~~~~~~~~~~~~~~~~~ > include/linux/build_bug.h:39:37: note: in expansion of macro 'compiletime= _assert' > #define BUILD_BUG_ON_MSG(cond, msg) compiletime_assert(!(cond), msg) > ^~~~~~~~~~~~~~~~~~ > include/linux/build_bug.h:59:21: note: in expansion of macro 'BUILD_BUG_O= N_MSG' > #define BUILD_BUG() BUILD_BUG_ON_MSG(1, "BUILD_BUG failed") > ^~~~~~~~~~~~~~~~ > include/linux/huge_mm.h:272:27: note: in expansion of macro 'BUILD_BUG' > #define HPAGE_PMD_MASK ({ BUILD_BUG(); 0; }) > ^~~~~~~~~ > kernel/events/uprobes.c:557:39: note: in expansion of macro 'HPAGE_PMD_MA= SK' > collapse_pte_mapped_thp(mm, vaddr & HPAGE_PMD_MASK); > ^~~~~~~~~~~~~~ >=20 > Caused by commit >=20 > 9cc0b998b380 ("uprobe: collapse THP pmd after removing all uprobes") >=20 > I have reverted that commit for today. Thanks for the heads-up.=20 This looks like v3 of the patchset. I have fixed this issue in v4: https://lkml.org/lkml/2019/8/2/1587 https://lkml.org/lkml/2019/8/2/1588 https://lkml.org/lkml/2019/8/2/1589 Is this sufficient? Or shall I submit fixes on top of v3? Thanks, Song