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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id D2541D32D9A for ; Tue, 12 Nov 2024 12:46:32 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 29ACE6B00CA; Tue, 12 Nov 2024 07:46:32 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 247338D0002; Tue, 12 Nov 2024 07:46:32 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 074948D0001; Tue, 12 Nov 2024 07:46:32 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id D66EB6B00CA for ; Tue, 12 Nov 2024 07:46:31 -0500 (EST) Received: from smtpin25.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay06.hostedemail.com (Postfix) with ESMTP id 53CE5AB5F2 for ; Tue, 12 Nov 2024 12:46:31 +0000 (UTC) X-FDA: 82777414986.25.8484A30 Received: from mx0a-00069f02.pphosted.com (mx0a-00069f02.pphosted.com [205.220.165.32]) by imf28.hostedemail.com (Postfix) with ESMTP id 67F2CC0016 for ; Tue, 12 Nov 2024 12:45:45 +0000 (UTC) Authentication-Results: imf28.hostedemail.com; dkim=pass header.d=oracle.com header.s=corp-2023-11-20 header.b=XmR5jFG9; dkim=pass header.d=oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b="XNqq5+w/"; dmarc=pass (policy=reject) header.from=oracle.com; arc=pass ("microsoft.com:s=arcselector10001:i=1"); spf=pass (imf28.hostedemail.com: domain of liam.howlett@oracle.com designates 205.220.165.32 as permitted sender) smtp.mailfrom=liam.howlett@oracle.com ARC-Seal: i=2; s=arc-20220608; d=hostedemail.com; t=1731415459; a=rsa-sha256; cv=pass; b=XaorQIMN+VeVbixbxW5621D5V3eAtDYNWRKZGVuny+1Rhw1wn4VavWv95YrIoJt/gR7/Bk L+Nxo6tg1RdUsvWsMFdFKtaf5gNe+cc6ksEhRSHOc2S7/3Zvg+rhb9tDD/zQYTPJOhHg2M X7fIaMR4Oo5alXtiCeCa2EgKHHpV0Ek= ARC-Authentication-Results: i=2; imf28.hostedemail.com; dkim=pass header.d=oracle.com header.s=corp-2023-11-20 header.b=XmR5jFG9; dkim=pass header.d=oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b="XNqq5+w/"; dmarc=pass (policy=reject) header.from=oracle.com; arc=pass ("microsoft.com:s=arcselector10001:i=1"); spf=pass (imf28.hostedemail.com: domain of liam.howlett@oracle.com designates 205.220.165.32 as permitted sender) smtp.mailfrom=liam.howlett@oracle.com ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1731415459; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=Fxuh5GKQvMYMjDpA20VrebKA8bRUfDR6iC0KgfNs9XM=; b=sx6fxPU9A2ZDDy9Vpx/Kp7CfuVAfYuNRbbT2QaTK2FzHJWihp9bOfXDYbWXIjlXLPiLui2 gn1ieLEQcrXPVnq94r8wYxrIMsUuMu9KvdUJnrGUujKjJ400rrepNgUlf2MZBRGZAb32Lm VR2WwqmaqGmjYEXt7oOA2b1DlGw3PBQ= Received: from pps.filterd (m0333521.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 4ACCfiP8030415; Tue, 12 Nov 2024 12:46:25 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=cc :content-type:date:from:in-reply-to:message-id:mime-version :references:subject:to; s=corp-2023-11-20; bh=Fxuh5GKQvMYMjDpA20 VrebKA8bRUfDR6iC0KgfNs9XM=; b=XmR5jFG9YPrei2FOuhkBkUNR9stR+8C9yn J/80AIOWpBkNu6td//y5r29M3Dj4U3ZEj4HzPao915T8jHH6Judn40pdzT0gsSpF +TVxTKsRMwKryTjMasiLs5Pg/tyW+JS5MlRVyoyhKuX+wdiaGHhgp2H9a7rcWHHe eGOCJZKK/ePgYHx7Z/2S78oRLI6dJ+Mx1qtfKtakDCB8Bu4SJ+W5ixbLCiNQGNCH inTJeD6+bWr8jDarRz426asahUMs8wnLaqI4rFlp2HqAOXrthyl5Qx/eiiCbOp6C d8WlZJI+Z3JzKvepTAbLrDLnwauMELQuiRYZ1GOZ8Ep2ehpcaIgA== Received: from iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (iadpaimrmta03.appoci.oracle.com [130.35.103.27]) by mx0b-00069f02.pphosted.com (PPS) with ESMTPS id 42t0kbv96q-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 12 Nov 2024 12:46:25 +0000 (GMT) Received: from pps.filterd (iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com [127.0.0.1]) by iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (8.18.1.2/8.18.1.2) with ESMTP id 4ACCTR53000666; Tue, 12 Nov 2024 12:46:24 GMT Received: from nam11-co1-obe.outbound.protection.outlook.com (mail-co1nam11lp2174.outbound.protection.outlook.com [104.47.56.174]) by iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (PPS) with ESMTPS id 42tbp760qn-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 12 Nov 2024 12:46:23 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=PKBGRkGDkf+EbhzBRknTHJqBjg7u+5KtZhxqMSCTNfx8Zlq9YQAdxJWtgVn2TqrQpGc0zp0C/13rQblXuGpdqAoYxTMO+/1vgdwzAprGa3vUwV5jhL5RM04IBigOo30yHF9+4U0p+fsNlBHgxyTjsW1lP0zc2X1GlwO23ZMF0u0x06eAgYXzYqBwrsXTHNh4DNdrmtQbRNbiozA8eEn3WgVpI1WiT8DRl1QyD5gbjA/sCs27XeRqxS50WQCUjxbLrNIrRjDy+Ss/j50PtUy4ZI+VVtggJ2fmgBN4Xp0XHioLwuUePZwjnpZFtqgWdcc1M7+3LzJetxq10unOcVaDyA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector10001; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=Fxuh5GKQvMYMjDpA20VrebKA8bRUfDR6iC0KgfNs9XM=; b=Q7Ths+T4pmMzm4pVDewg8h5doF3mgYFRiRvwYTf8Yz2hsofTfpRMHskp+P+ooxlgJrgo9bXsjXzRaHgT4zeRu86+CXk6GzxHLQ/Ddtlu/3Mrtqp8RDUbVkIh5wyckrj0rxOtDD6CrQZVpYgHq4blZ/J3NeEXK6couWKB31+t5iwnutakV+itYSivBRmzRbttnZe2Y95fLMRnvIm1HDysBgVo9le1Z4+cVrZ+8zfsZVhvnIKyJpQr1i36J//103wj7VPljiS6UOx7Gp6cEVzMsNrCEDbSWhMIbaDbJYgNRjOVxAYKfjNayDCc85e0jkKH4Q4fQmlCPQawTVVZ8C3K8w== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=oracle.com; dmarc=pass action=none header.from=oracle.com; dkim=pass header.d=oracle.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.onmicrosoft.com; s=selector2-oracle-onmicrosoft-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=Fxuh5GKQvMYMjDpA20VrebKA8bRUfDR6iC0KgfNs9XM=; b=XNqq5+w/b8jcAL02nv8vxQ3nfV0LSUsOVdm01kushywK0x4X1A/7PLSTgXh5x+flsKFJMbn513QSNTtbiXl9brc1iLfurV5wUllgk3mZQZK2x6TBhav3zXHpEDxf8OhCwd8kBGG+1zqh+aOSrCRw02IDM20YSaK09zAJoNGkVXU= Received: from PH0PR10MB5777.namprd10.prod.outlook.com (2603:10b6:510:128::16) by IA0PR10MB6794.namprd10.prod.outlook.com (2603:10b6:208:43a::14) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8137.28; Tue, 12 Nov 2024 12:46:21 +0000 Received: from PH0PR10MB5777.namprd10.prod.outlook.com ([fe80::75a8:21cc:f343:f68c]) by PH0PR10MB5777.namprd10.prod.outlook.com ([fe80::75a8:21cc:f343:f68c%6]) with mapi id 15.20.8137.027; Tue, 12 Nov 2024 12:46:21 +0000 Date: Tue, 12 Nov 2024 07:46:18 -0500 From: "Liam R. Howlett" To: akpm@linux-foundation.org Cc: linux-mm@kvack.org, maple-tree@lists.infradead.org, stable@vger.kernel.org, Hajime Tazaki Subject: Re: [PATCH] nommu: pass NULL argument to vma_iter_prealloc() Message-ID: Mail-Followup-To: "Liam R. Howlett" , akpm@linux-foundation.org, linux-mm@kvack.org, maple-tree@lists.infradead.org, stable@vger.kernel.org, Hajime Tazaki References: <20241108222834.3625217-1-thehajime@gmail.com> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20241108222834.3625217-1-thehajime@gmail.com> User-Agent: NeoMutt/20240425 X-ClientProxiedBy: YT4PR01CA0451.CANPRD01.PROD.OUTLOOK.COM (2603:10b6:b01:10d::17) To PH0PR10MB5777.namprd10.prod.outlook.com (2603:10b6:510:128::16) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PH0PR10MB5777:EE_|IA0PR10MB6794:EE_ X-MS-Office365-Filtering-Correlation-Id: 41564510-1afa-4b85-f524-08dd0318024d X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|1800799024|376014; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?z9OOw+ovN48fDCOIMSs5yAlZA/8z3TaMAQHI/se/zR8sLd7h/5ojpxtO/dqH?= =?us-ascii?Q?0o7oLcHcSKJUlt1pZ7vlyc+U1adItRhvVrItx1CSqBicFNfIuztR7PAHIrqw?= =?us-ascii?Q?d+PxUxnNuxxJiu1z+hYbJx+BbgBlfi/a5u9nLiWyXuIO54grPldYETys2h9J?= =?us-ascii?Q?NY1TXFsBsA0x/Wp156ktO7FxEzHE17AUa1OkzD9C5FsoVd+uByP/3ov1Q2VQ?= =?us-ascii?Q?hiuKrAQSt2o6n5P7QJFB0tfi1qgF+Ju2p6c1QR5O4wdgVbn+rl0fLm9TYIIH?= =?us-ascii?Q?9XPfzsBGMwbB7Jp46coGbk2t+LqnOWmTCHtsWA3am6VcbtKnRCfhcQUXzIV+?= =?us-ascii?Q?JHjUSav5FNrfEci8ZkSVc09p0tvxvEHOZ50mqQYxFogH0BxZgoZYDHEMuOc5?= =?us-ascii?Q?twMu54KfGAlWjUMNXKUP6dhwgCh1wgO8uHQ1IiZpLUnSkLNKP5tB5VD/ShLn?= =?us-ascii?Q?WBEp9Q8TsMPsxDmLlbTI/QrWw0AemxpH/HDdP5U4Zlmk/8TiSTpHtry8qifi?= =?us-ascii?Q?mqyYPSmO/hWTScgtuk2WmTb+RAavUo++DVqCSWnKO5WT/YJbDmBs/Cwd5Ati?= =?us-ascii?Q?Nm2dpv5hZ3+/5htky52H0DO9Cwe43cWuJQjNmyyjaq1EtYWZHMCTn1SCwoc1?= =?us-ascii?Q?TJEUvckFUslTSigUSEhBhdRDozeMQkbWka5m13Z/FqbrsMNOctH8yf0d2C2e?= =?us-ascii?Q?Yed4IM1MekLhSAqg9/x7VS94JtHjyKU1Pecd08AT4f37ZVBXrfemmF+4jyeP?= =?us-ascii?Q?KjvkRcoae/BJhfbtL5d0b0MJCNVN1dnNqNwsb/c8bOm4zR5gVdSWb8hCLA0h?= =?us-ascii?Q?D6bT5gqXOTf9W+uWuHJAAtDHFYRZzuZwt1+XuPxfg73GMdo4avPjHWE4Tai8?= =?us-ascii?Q?JYEdUpSGOHDAAfkDyDaEOx4veZNLNaQpAk2PmOd9WWa6mlPFd2Y2Dn03rx8R?= =?us-ascii?Q?uY5K5R3s3rmzB3lxYow7ckMGSWhXGqV98MOMdKOwmYs4LBOtgnVYewXVzZs5?= =?us-ascii?Q?H2fKPCoJpVkHqSMHe0LsFTD+Y7irxcILVLXXTmvi8KqN/Eav83HK7Y0N7yY8?= =?us-ascii?Q?GjxuTnc//hU6Mnh+S4It0Ue0HPurfeDEo8UNXPe/WYa8g78XhhSeSUs8P7sQ?= =?us-ascii?Q?6WgCG5wTeA3UD40hl+4C9ZPJuhbbdJpdpYVuEMg0d+TyGp+52qdykY5kF92d?= =?us-ascii?Q?TCil4IrS0KzPQElp3X9rd3q5rEY6Mv5KoncmaRs94yscpxBW3QNn9ldAvUf7?= =?us-ascii?Q?yu0eWC2ttfgtieysBDsUXjdGRqFoN+KtqMOllFmBIOEe/IA+MjtejtqKpCp1?= =?us-ascii?Q?FDTWF9+TnPuaCFm8Kvkr3utw?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:PH0PR10MB5777.namprd10.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(366016)(1800799024)(376014);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?QuaMgW9g9Rqua9rbTRp/WTtRcZ0oWrM2dQ6O2ytwi08FL6XTWgOSQQZ+RfkG?= =?us-ascii?Q?StolSUypu+xPu687YBvVLQpWdmvcRzxDAkdFknDl2YuNPmYpwooAKT4Cd9Jl?= =?us-ascii?Q?zHEXgTPW25KSDOAXjNfZ2+kPZ7RNrymRgPEAcGlxc8omKEHrpKuCjamKVQy6?= =?us-ascii?Q?co6cCccDuAF6SqFVboerU8esLNf0+kcNxmQ9rCCgkPYVd8qVvnsBKkNTxhtx?= =?us-ascii?Q?SiPFOqP2cQZhDwSYk4uh1zuFiHq+aL8FjF05b1qlCC/7m4cviNWcNSzi+dV8?= =?us-ascii?Q?OK/OrYVuIOoj2i+HZnuyIkaIxgmA66Z7j2fD54yNh+AnatoygKX1M91pZR+W?= =?us-ascii?Q?lFIdoCvUGH+411QYytWYdtaA0cfFwG1AxzFMJiHxFRkno0GWaY3+MbPiRIMQ?= =?us-ascii?Q?Pbl4qzmY3MKAzfGjBXGfFzof8/j1rkG+pgva49PEKZrONxLPmsjCuQlEKpEz?= =?us-ascii?Q?1hQMOzZ94Cz4Kky2emWetLylzcT+l/6FrkCkH0tvkHosfY5+VgLB/k5s0+SE?= =?us-ascii?Q?dx2cMhSVrqs4p7N2h6M5gmOXCqEJoJeSABXSF14FL1C6dr+FsQ8K202OyeH2?= =?us-ascii?Q?f7tUieX66ZmdTi0ThHGPaINjkuXwWG9fYKBnIM+V9Bbqy8LcGG1hTIdMa3Pp?= =?us-ascii?Q?yO7yBJoBSwpDi7/8wWCfES7BEVDkX24AHUbbP3sYjMg/+/ri72gb2Kn3tcWW?= =?us-ascii?Q?ahVJKtiD8JfO5CMlpUETb4pPW1T7DJxqNCVL/Mp3/ZOO1mD149eqtiQj5yC7?= =?us-ascii?Q?kzHVKAqtxQ3hoZDWlTayFiMobHPfjtQN9GzHPbEjGMt4Ho7zjZDQEiN29y4R?= =?us-ascii?Q?d0sSyYMDrz5qp4iqkTvrwfg4hnCpYpb0BJJGKa4Vl0KTnKf9prv8M/oacVGR?= =?us-ascii?Q?uHi8xPKUvtOVDl9Ti85heg20AGYZQk9LgvHrx2k9F4utMvJVNNM6lk6GyMLE?= =?us-ascii?Q?2GF6Q59ZDP6UhdiANauioftce3NeQp6A5f8o9WCygtEcOVEy/suaF+7IHMpb?= =?us-ascii?Q?dA6m4hfu60JTz24xXV+gVT4R672XoSpK22kayxWdHVni2Xy3mf2Ti88Q+U3D?= =?us-ascii?Q?PtQ4ctojDZNYHaV0Deh/MgwFKFACs8aMznv2sB2rd1LYa5kiPELLHKJYXC6u?= =?us-ascii?Q?08Tmg0UUiygHnAiTl1oZpjB2x5hk2YZBNGo7T0S0zJEHQk3YxagAJ1gZPayL?= =?us-ascii?Q?Gh6ah3lTiUpznaHTYd6I2rnVY83PNS7QO1Gu79y7+CZ8NqiBkw3BbEW+hwWX?= =?us-ascii?Q?/gemLznd1a0TsLsl3dy6dJxxhV1y+mIGNwHc0ZJag4IXEe5wL45OH/ExSax/?= =?us-ascii?Q?5Bq3oqUPZLP/rXyDnQ17wvycOZSzrD05D/+X+OAKRMiX94Ng2ux84UmYaB9R?= =?us-ascii?Q?L/YtVaN0AgaWCBzncO6a3vJAntnwiMS0+Dt+bDk3gg339cgXjESs0GLMR6sx?= =?us-ascii?Q?IxhNvh+SU9xMjd1I/sID1gOgvPBlxgsdeCyCSM7stmsrSEw4e9/weoXlE+65?= =?us-ascii?Q?mglexLRQhYBotJw3Sli6xQqpbgzGLOf2kI5+iqrDAzgh3UMQf2WvetmmwACW?= =?us-ascii?Q?924/fbZ4xO7AtdxEieEM8LBYfWK02Q+r+z+atY/3?= X-MS-Exchange-AntiSpam-ExternalHop-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-ExternalHop-MessageData-0: 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 X-OriginatorOrg: oracle.com X-MS-Exchange-CrossTenant-Network-Message-Id: 41564510-1afa-4b85-f524-08dd0318024d X-MS-Exchange-CrossTenant-AuthSource: PH0PR10MB5777.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 12 Nov 2024 12:46:21.0662 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 4e2c6054-71cb-48f1-bd6c-3a9705aca71b X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: VA1FCyqE3e5qJUnxAQHnyEIvThTkFpPSmpxS9pQR185VQXkdPNL/FBIxCBzICH35q28ssIweTi62EpyPqbDH4g== X-MS-Exchange-Transport-CrossTenantHeadersStamped: IA0PR10MB6794 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1057,Hydra:6.0.680,FMLib:17.12.62.30 definitions=2024-11-12_05,2024-11-08_01,2024-09-30_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 mlxscore=0 malwarescore=0 mlxlogscore=999 spamscore=0 phishscore=0 adultscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2409260000 definitions=main-2411120103 X-Proofpoint-GUID: 2tVYPv317YWmQGS8WUOP4qFLdLPE7bsu X-Proofpoint-ORIG-GUID: 2tVYPv317YWmQGS8WUOP4qFLdLPE7bsu X-Rspamd-Queue-Id: 67F2CC0016 X-Stat-Signature: n8k4jg4a3sbsjez6kka988eo36atrns1 X-Rspam-User: X-Rspamd-Server: rspam05 X-HE-Tag: 1731415545-66416 X-HE-Meta: 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 l217tuRG 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Andrew, Just in case you didn't notice, this patch was reviewed on another list. Thanks, Liam * Hajime Tazaki [241108 17:29]: > When deleting a vma entry from a maple tree, it has to pass NULL to > vma_iter_prealloc() in order to calculate internal state of the tree, > but it passed a wrong argument. As a result, nommu kernels crashed upon > accessing a vma iterator, such as acct_collect() reading the size of > vma entries after do_munmap(). > > This commit fixes this issue by passing a right argument to the > preallocation call. > > Fixes: b5df09226450 ("mm: set up vma iterator for vma_iter_prealloc() calls") > Cc: stable@vger.kernel.org > Reviewed-by: Liam R. Howlett > Signed-off-by: Hajime Tazaki > --- > mm/nommu.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/mm/nommu.c b/mm/nommu.c > index 385b0c15add8..0c708f85408d 100644 > --- a/mm/nommu.c > +++ b/mm/nommu.c > @@ -573,7 +573,7 @@ static int delete_vma_from_mm(struct vm_area_struct *vma) > VMA_ITERATOR(vmi, vma->vm_mm, vma->vm_start); > > vma_iter_config(&vmi, vma->vm_start, vma->vm_end); > - if (vma_iter_prealloc(&vmi, vma)) { > + if (vma_iter_prealloc(&vmi, NULL)) { > pr_warn("Allocation of vma tree for process %d failed\n", > current->pid); > return -ENOMEM; > -- > 2.43.0 >