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 0C44BE7716D for ; Thu, 5 Dec 2024 15:25:07 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id DCA516B00D3; Thu, 5 Dec 2024 10:19:23 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 223646B009D; Thu, 5 Dec 2024 10:19:19 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 89CB16B00F5; Thu, 5 Dec 2024 10:19:13 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0015.hostedemail.com [216.40.44.15]) by kanga.kvack.org (Postfix) with ESMTP id 05A8E6B00C2 for ; Sun, 17 Nov 2024 23:07:09 -0500 (EST) Received: from smtpin04.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay04.hostedemail.com (Postfix) with ESMTP id 7A9D21A015A for ; Mon, 18 Nov 2024 04:07:09 +0000 (UTC) X-FDA: 82797879654.04.F6531EC Received: from mx0b-00069f02.pphosted.com (mx0b-00069f02.pphosted.com [205.220.177.32]) by imf15.hostedemail.com (Postfix) with ESMTP id 632D5A0004 for ; Mon, 18 Nov 2024 04:06:16 +0000 (UTC) Authentication-Results: imf15.hostedemail.com; dkim=pass header.d=oracle.com header.s=corp-2023-11-20 header.b=Jhv16Q6H; dkim=pass header.d=oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b=NUmipqA8; dmarc=pass (policy=reject) header.from=oracle.com; arc=pass ("microsoft.com:s=arcselector10001:i=1"); spf=pass (imf15.hostedemail.com: domain of liam.howlett@oracle.com designates 205.220.177.32 as permitted sender) smtp.mailfrom=liam.howlett@oracle.com ARC-Seal: i=2; s=arc-20220608; d=hostedemail.com; t=1731902760; a=rsa-sha256; cv=pass; b=UIFinuvx3+lA+TLq9Q2K93iQGbHSD36i+3CUx7XCCbt2MCyeFkQNTKDxmt/8cDYgceJ18o 2gGYj34B5mZ9ZehNWjZp0OX1GewePI8xjXSlK9OrZ/0Q8CnwKPE4JljT23mcrhOe0WcK75 0cblHV5AoYsPtTDaTcbi8oP28a9ZAkg= ARC-Authentication-Results: i=2; imf15.hostedemail.com; dkim=pass header.d=oracle.com header.s=corp-2023-11-20 header.b=Jhv16Q6H; dkim=pass header.d=oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b=NUmipqA8; dmarc=pass (policy=reject) header.from=oracle.com; arc=pass ("microsoft.com:s=arcselector10001:i=1"); spf=pass (imf15.hostedemail.com: domain of liam.howlett@oracle.com designates 205.220.177.32 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=1731902760; 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=XK6LE/w6GnEIu+sWmDpmtQnFvgE2LFW0+i2k03z2nis=; b=B6d/M1JBcNrquGV4qd8srAk+6IulKTdU6dLJxbTlfDGe6jVanlhh3f6LCzgUmxGy2py6a+ pwzgiy7GjAwPIYjTCAv+/BHnfd6F01qLaYt0537pYVRwXeeisdxCz3WSFO0+Gl0eNr+LpH inWXw9dApywX1IkOJsePP953JyObGwo= Received: from pps.filterd (m0246632.ppops.net [127.0.0.1]) by mx0b-00069f02.pphosted.com (8.18.1.2/8.18.1.2) with ESMTP id 4AI1Bkft023104; Mon, 18 Nov 2024 04:07:03 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=XK6LE/w6GnEIu+sWmD pmtQnFvgE2LFW0+i2k03z2nis=; b=Jhv16Q6HbVruTZwQhsXqU3ZVKsLJGuuw6b SyceA2dm5Xqg6Tqzefw3YQ4SxxX5bz0COC7Ek1S5kxvga/j9uSXrGiICZh1y9AJz iN7XkPsCAX+4Cn4BaGJeyHYfj8bb5IX5pwqisA5rg/ckdkdqHG/2l6fppjzwD6YA e2/39cptG3UoU1L3N9cTYCP/WTxjOaCtpJEjHEtHQ1Ct0ynZ7U1VMcSYcazbbVBD 2UNJahWuQe6M47h1+mQlrOxR+Ldsi5WuQzHW+NFqo0/jHxuC1MdlcMKUjXjbrxN2 ZsFqdv1ihcWtEn1mCPcicbVCUWBxu7NmQn1X2wKbc25fekwfvzRA== Received: from phxpaimrmta02.imrmtpd1.prodappphxaev1.oraclevcn.com (phxpaimrmta02.appoci.oracle.com [147.154.114.232]) by mx0b-00069f02.pphosted.com (PPS) with ESMTPS id 42xk0shu3p-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 18 Nov 2024 04:07:02 +0000 (GMT) Received: from pps.filterd (phxpaimrmta02.imrmtpd1.prodappphxaev1.oraclevcn.com [127.0.0.1]) by phxpaimrmta02.imrmtpd1.prodappphxaev1.oraclevcn.com (8.18.1.2/8.18.1.2) with ESMTP id 4AI3XTF6037339; Mon, 18 Nov 2024 04:07:01 GMT Received: from nam10-bn7-obe.outbound.protection.outlook.com (mail-bn7nam10lp2040.outbound.protection.outlook.com [104.47.70.40]) by phxpaimrmta02.imrmtpd1.prodappphxaev1.oraclevcn.com (PPS) with ESMTPS id 42xhu6uf6r-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 18 Nov 2024 04:07:01 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=lpU8fu3f5+dz1t5Lw3UQuCT2r6XZJHursJ8DduXUypOvDAzMS3fAt988gno79j0R2bxsaWD4ub/8bx6Qfbl7zNdxyfyCFkjKIvFqAtpIbLeq9FmMTXcJxSNZctTzfsbz4QJSgeIlbYiIpdG4/E8jaow9QdVDGKy2KBUrSJQ47g0/hhr7CfBVQZ0pNAjnGm5fbB4yOuGwAH0oQzM7SbdN36WXETBNidSqEJoxSqn+BEuASs3v1qCjkzzSMCAmoOBVsSbyIRUe0Cr3Kphuy99jl4KjBxyl9a+KyTsmLmCT7PEATd91WNPT8k8V9jyg+B7uTaOXd6x6zpnrIBkKLAWwCg== 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=XK6LE/w6GnEIu+sWmDpmtQnFvgE2LFW0+i2k03z2nis=; b=CGsKbQWOx28JBknKwZjjw/OmYjJFGjQC+c6CTsqL70YtoSJS4mLj4AlCfM8PmlgUrrOnQvBZm0gNno8btozFxanrTvJ1ScxVw61EntmydO9pKWUsxGNJvdeOSx7ETk1MhP8el+Xh+FT/vJN5yUAgpAdnDa0akk/wDl5vszCxU8vgtOvBKkHMIIhfbzydp4ARLFtIyI5aRKNqMPdz1CE6mtdbX7PLQGGXQEXt5FEEhDdx1eLsyB5Pgpi6sBhxNdRcxS6fWlcnokOzuVhApVa1Yl9Ruangh5sg8uUVwhSVMeXdGe/KvfhwWai7v//KNcqa6QFhRDUe46H5gFEYQ0ysBQ== 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=XK6LE/w6GnEIu+sWmDpmtQnFvgE2LFW0+i2k03z2nis=; b=NUmipqA8xrWNIZPpIwR93vEwZkQDwwJohy/6upKkj7PVgq8DKxtWQ3wUpLP/5L00/XpMq7Y+IGP8on0R8YgxYE8cFCFk99IhUc+4S3qdo2IVoDkvt0A3aOj2h1XLkYffVnYGo8k6yicrsjXaA8u7zySex8df3XgT0tNMz4i+eKg= Received: from PH0PR10MB5777.namprd10.prod.outlook.com (2603:10b6:510:128::16) by PH0PR10MB4744.namprd10.prod.outlook.com (2603:10b6:510:3c::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8158.23; Mon, 18 Nov 2024 04:06:58 +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 15.20.8158.021; Mon, 18 Nov 2024 04:06:58 +0000 Date: Sun, 17 Nov 2024 23:06:55 -0500 From: "Liam R. Howlett" To: syzbot Cc: akpm@linux-foundation.org, jannh@google.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, lorenzo.stoakes@oracle.com, syzkaller-bugs@googlegroups.com, vbabka@suse.cz Subject: Re: [syzbot] [mm?] general protection fault in mas_store_prealloc Message-ID: Mail-Followup-To: "Liam R. Howlett" , syzbot , akpm@linux-foundation.org, jannh@google.com, linux-kernel@vger.kernel.org, linux-mm@kvack.org, lorenzo.stoakes@oracle.com, syzkaller-bugs@googlegroups.com, vbabka@suse.cz References: <6739c892.050a0220.e1c64.0013.GAE@google.com> Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <6739c892.050a0220.e1c64.0013.GAE@google.com> User-Agent: NeoMutt/20240425 X-ClientProxiedBy: YT4PR01CA0304.CANPRD01.PROD.OUTLOOK.COM (2603:10b6:b01:10e::20) To PH0PR10MB5777.namprd10.prod.outlook.com (2603:10b6:510:128::16) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PH0PR10MB5777:EE_|PH0PR10MB4744:EE_ X-MS-Office365-Filtering-Correlation-Id: a2838a48-a2ef-42c1-1df8-08dd07867245 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|376014|366016; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?4CDRo5dYs7jd2/XJ8yD7oWjJYKfVYgQGtFvjkHrpePNP+v87cEVQIn/MvTXT?= =?us-ascii?Q?VfvOG9eJWHKFRqNRj1cG5P9i5u66jJDzeH98vGyZ7r8UfwhTVMK4Oyhvu4ms?= =?us-ascii?Q?zNTZQQPObXBu3TLG7gt+AVoHn6vidYa1LGn+OG6jsM+bREqRsol6jwcOBfLe?= =?us-ascii?Q?x5QYL9KP5CTRCVf6SgVrX+vOq2Bx2stm/SV50Whfs6vKy/2iEN1W+WabOOoY?= =?us-ascii?Q?0OCvVhJZH7xi3q+nitgBxEdK73cusvRO4tQGrDOPOmYFXGVNsk6r8xJ5gcF2?= =?us-ascii?Q?XSvhn7xEqR57KxBFFtXDtAzKWOWUUHn1l6VuzjrEmxUyZk5hOBXDMVAZf2Dt?= =?us-ascii?Q?pGC9laqLzsU0SiLXpdk9EOFr5pA8Ap+WFoVSKrSpjMBO3Yo4XaRdjsN/xg+4?= =?us-ascii?Q?BnGgC8mSH7MbkL+gWhZJmxu6X+tWvtMu/xNYHmauC4SrBCztCOD/XhtpsgKV?= =?us-ascii?Q?Ew4o0JC+9Kjyx/Oe3iaUbVAV5gSD6En65lgnQWl17g+FGX21MOGf6uk+b3QS?= =?us-ascii?Q?TrEGnqDU+iMpZpAoi1oj4LmeR2DnCQZd/wDqsAFOk1VLhwcw8xwLRvSRwlhI?= =?us-ascii?Q?TGIz0V4Q3fZ+/MUmn77xpPn1EHElNcCGvENhPHcdPVwTNhqpfvbgxHAaxulZ?= =?us-ascii?Q?KW5SjQkqxJTv8e3zcB5TXYp3dTN6s0wtRTn5wjtgBz/jsoD0Mi3t3DTE7adC?= =?us-ascii?Q?zhm2C7CiZJqBSBSexYhvISRkRnyE0wgL6VrBt65s1q/7MN8Np1NU7TYH3W3H?= =?us-ascii?Q?qvBrhaRpIfotMZ/xZq7Gle+vH5iCNepITrElck9ag7MhthLW9MvN1etOCQrA?= =?us-ascii?Q?zuk3ZLprM5c0vnoN68EwrxQ898Rzzt+LSDJ0ieASpup2MklEtaeZEPS1clQm?= =?us-ascii?Q?P/ruvE96e4Zwod0OHcI+ETGNXh8Kcy9VJ5GFE+h0COq39QgQ8w96DGKPKB9D?= =?us-ascii?Q?L9ZPb+8R/kg4mmCKi/9IKete1l5N/KBKDTPTXamRKB3ntESX0MLDc/VXePRr?= =?us-ascii?Q?W/d1ptCORsnV+rVEZHgutNahYRSaVEz+qpcOiLfCkwq0FjwV1Fle+HNoC+w9?= =?us-ascii?Q?6QOyzVF6FHOPuo8K38p0Y2IdZI6ppxMwWyp2wP8wOXXMMq1gGeHbDOCfWx73?= =?us-ascii?Q?2T+WhxcTugrMTl2WJwBb+pHCQ+jyPKcVQRT2yuhVta4KKE1qUO6bF/Npg2Oz?= =?us-ascii?Q?mISlxdPYrBecmWePyIEK2nxAgEpU4ngRyLHmKgNoC1XRRjNZwiNti+0YUVYj?= =?us-ascii?Q?0H2cS8XjSHTK7nMJJ71SL6nuwKTj97Tep2EnVoGkqA=3D=3D?= 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)(1800799024)(376014)(366016);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?QFN2ui/wRIXVQ7trZh/4qsi8hLa6E7vra82B4U3YMX5GTGC4+n6O+mYkHTV0?= =?us-ascii?Q?11HPIGNw+ql/1y/fvQ7PBfliSa/i4IkN/3jUqEl3pWBWUPO2k1uQkeoVAvSN?= =?us-ascii?Q?2ONO78ADmPSF29+z1NkaHCUXv+XtFg31dNQFVsMDOh96XVFIVDq4LQXjYYfC?= =?us-ascii?Q?m3WWFNg2trcaVtQIjADB+0wX7yh/eT3jOc1yAwu8K8SRHCiu7+HCKwqnZpa4?= =?us-ascii?Q?0XKzNK9JpYykAbLdE4K4S+kTUGtZo1f+WcKeAVgEWbrgNjlD8j5MHs6pfJB2?= =?us-ascii?Q?3Rcg5GVC9GW0/DIZBHsNLzW+IOg7mOD+MEHW1kf9Sl8DpaZlfFxHQeBhuCcC?= =?us-ascii?Q?Ja5XnB2iE8GdLoAi8WODA2d+6Yf3gm2YGBlM71zY6hYecJNSVWbtdthuJXa8?= =?us-ascii?Q?Newqg4o+ImHsO2xJ0LKSprMqljctI/0LbTKqDR3T19dc+UfTSSKWPaErTJEy?= =?us-ascii?Q?m1Jtdv7JI2LdHmyE3zuQ+X8H0U6eNo5hyRb0ZQKKbQUIaeaEC6yjFVxJNWos?= =?us-ascii?Q?usE8TSYh5tLNpOY8NB41JAOvC6OtyMK23qfKO3c10OyE1gXqJtit3f0Kp9ya?= =?us-ascii?Q?o1m6YXpWpABlLF/BGu3teQ2nlQIwCy1La/zTRwrIrjRY7DR8TeLHRUyqF9ac?= =?us-ascii?Q?n2BOKXqha2TEPDdPMTNBDXfnk/HnYTGGWK1p++Rd49nx2fmk4qAMBO6AAtvT?= =?us-ascii?Q?JT+NA82PuJDt2AOV1vJ2TJHEw9PABHzvIil0ey0VCFHb5qglqlQtCeacOdcQ?= =?us-ascii?Q?b3ukqamtiJoCZuZkTG3L1LubTxXdcYQsqqvwVle5d9ag4/PS+tvE6vnUlRQe?= =?us-ascii?Q?iEXYpFmUwufPvMVHVUlH80wuY0CojjHNcPMDzUID4zSo2q0KSJXv48FccjiR?= =?us-ascii?Q?TOLYFL/F45C9GnDi5heYvD8vWvkUQw53J7WPpVjyDhEYWST8rKeRdhqDZkSq?= =?us-ascii?Q?K7BWbuVvzu7nF1ZLSATg309Yg//grQ8lXi8OiBAe53EP9OhhXH6h0/eiMDse?= =?us-ascii?Q?DfLPED0S2whF06/zuxT+memfhHqIcKftjePCrPiqELdeqpRaPk4zPgb2hCjR?= =?us-ascii?Q?L1djQ/N4V/Xu6q1L0f/HtWbBuBWS+xpozdmT1DtPqRllpaJJGp3E0jkdff3v?= =?us-ascii?Q?gF5llz4eBYl6E948lAkwW//LBUEozEW+dH+8IQ9bj0tU7IaqNVJ8NfYpNvuK?= =?us-ascii?Q?uuTSdwiZsm6Gvm3YbeZqFq8vCnQ9etx0LLVbsbWn13aG+hX1TXYxmDtvcGGy?= =?us-ascii?Q?Aq1WHuK0MonDBqX72Oq4tYudVardU8pJXLXrryCiGbN9SAPjb/fOBjpHSH5P?= =?us-ascii?Q?kT8q5ETSqESkbj0Sq4u11uRJo7tcMKAzUsxLdNmDcornHQCf/baY+OfgXAlZ?= =?us-ascii?Q?+EC7srq1doTfVPpi4mMN1ZYjEJ45+KAlqcGcsoQI06mo8gDu8DIAgU3CVDNX?= =?us-ascii?Q?DfaJVZFhd2MoS+A2C0Y0cuXMRDyK1hI+T9e1QpjJ/OMvr8WMrfXHV5YdZ6ua?= =?us-ascii?Q?61HZ7y8OH66pCWoPGcaq34d+kG6J1sB8uSA8eQZ3K7THMEpxAOZyfAyUJil4?= =?us-ascii?Q?2PykcWqsFyunJXB7LvGL01j+kxphO3pyEpL08kRR?= 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: a2838a48-a2ef-42c1-1df8-08dd07867245 X-MS-Exchange-CrossTenant-AuthSource: PH0PR10MB5777.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 18 Nov 2024 04:06:58.2232 (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: YaAQ+5pRluctL0Ag50X3Nykwik4ZPOFQc/HwEZyjP0QKw18N+mOYo6NTwlZPdy077EI7aR7R+ZbRgtQDmTQyAQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH0PR10MB4744 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=2024-11-18_01,2024-11-14_01,2024-09-30_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 bulkscore=0 spamscore=0 adultscore=0 suspectscore=0 mlxlogscore=999 phishscore=0 malwarescore=0 mlxscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2409260000 definitions=main-2411180033 X-Proofpoint-ORIG-GUID: KZpHXzvH4Iy1h5u_LINr9uEzLrEHnhvd X-Proofpoint-GUID: KZpHXzvH4Iy1h5u_LINr9uEzLrEHnhvd X-Rspam-User: X-Rspamd-Queue-Id: 632D5A0004 X-Rspamd-Server: rspam11 X-Stat-Signature: 1ar9rdc4qc7uf9dqzkphdcs88usc5qf3 X-HE-Tag: 1731902776-48037 X-HE-Meta: U2FsdGVkX18+rBc1eWmi9gKUSRJ0Umj5hYt8ULXpL/VB0BAyErBGNvi7GSPttiAxVyd4qfYDcbYwYnQg/jzyz/4LjsFEwD7pv7KFBu/bPf1UxUKdd6wcsVyuyXDX4LPpC92WfyG6XrfSUNdXShw7ZBUSk0C0pamE989x/Z0MGanxbPQHTmmDZUpEw8P1qoJtHwYxjr/yMqn1x9Z9cqqf4m7zNLHc9xyzVSyxdo2IvGNKvN1F2i0JrCDSqfsAd0pI2DbTJR0+AmLD56jqajkfGWlC2cZQtI6HHXxa0VNxwDLs121hZ8yuneUNuWKlny7mFB3pIUqUkkupTFPG0kX1K2R07RUFAb3kOLf0jdCO7FsHm+m2R/i9/K2ONFjN3Wl4AZF5qgS7f6jwEL/9wHJ2fok4iMEbTpgtpZ4scvEad53KPwNCbP60CR1JobeCBCjfUo5skqndm6L6QHKcS2bniamRxy0YFdszhJ+dIsj1o8zG7OJt2OPdNGkxGoHnqjYxc7n9oHmJpXHALIZERRIud1k/RKi/xAYzPzd+4IqyW4mVyvMQSVavrYQAJYPhEM3h85HaeEywm6Ru+YVHT8sXi7NeG3JzBz5VKSqhAA1wHKkBijG+6VCHrtkDsaP0HqDahmO7rHEACxLDIIqj/o7VqainwqB/1+UxO/QsfhaxUd43ReO/K7AZaE0SUM1C6c+t66Kdx5N6G0cSs7BUK1RZgmAq6h2/EQxTETlD9fvBoayj4x7xinBx8K+WsiBaP2+vtTez6qctFxl+jUdoz5DUVFprRc+BNAUa0jS6IysLWxUxxZy+uPtMU17jEuBLHLiKVFmMTDmvf98CGNhsq8S8vsHw3TRwyReqvpJj+I/eadb0ymC0H/T1PIjApZzjA5P1VKu4jB6B6EI7gV+J9Iid3RB0nFCsaeDz9DQl//Uj03UAPTcbZk5jOcuttQdGfOzlGSNqmYReZ224/FGRmpl +WuAEnyk 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 nYmd27Kf MCiGjQWUR2ThxCM35kGJSLCUKLIxUQ0cFujd4NQublnQn8473UwULRwNcSwiEAW9szwaPP4xvX8ph8Q9HQes4R1ltE1Y6NDBzntn4uEEI4XqOO324S9Cr30iEAnMkdW73yA9ILMV4TG5MoAoHB/TuxiajjRhl8By0qvshKpLxylUgncb6LJBmOJumKKmkofr6wOFU9yuLP2pQA8jrHbSWnCVU8sQQTRC5L/rrkEIaM/GLWk/NA00y4xLwYFUac/HyghuDsZxJ7WFGK/1ck/ooyzT/I8H3x55EagGbwKdF2KOANxCnKtCnFeeKcURZqt9dspNBntKiG5i0E/LOtz8R7ytTx6rGWxfa6cA1sSAX8I3IWuqQD6ieEBHgjeMkzwoIBlVjr6G5QCSB3ldFUNWROKZFo/mgiYPFDmK7SOK0ROXnoVEuRiFUj8KcjbtLKqebJ44I03kooxE3NLMRAUD/bVSg+y4P3s7GPzinnBj45oOEBXPUDNfiumCoW08b9w+50hbZJbejdi23xh0F9YnBRdCRnC9yH4pyqCvXlVxZt5N4hfbtEhk3oa3Psn89340AzR9l662GY8= 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: * syzbot [241117 05:42]: > Hello, > > syzbot found the following issue on: > > HEAD commit: 8e9a54d7181b Merge remote-tracking branch 'iommu/arm/smmu'.. > git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci > console output: https://syzkaller.appspot.com/x/log.txt?x=17b0ace8580000 > kernel config: https://syzkaller.appspot.com/x/.config?x=a1eb85a42cb8ccec > dashboard link: https://syzkaller.appspot.com/bug?extid=bc6bfc25a68b7a020ee1 > compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 > userspace arch: arm64 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=147521a7980000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=102e14c0580000 > > Downloadable assets: > disk image: https://storage.googleapis.com/syzbot-assets/ad658fb4d0a2/disk-8e9a54d7.raw.xz > vmlinux: https://storage.googleapis.com/syzbot-assets/1b7754fa8c67/vmlinux-8e9a54d7.xz > kernel image: https://storage.googleapis.com/syzbot-assets/50315382fefb/Image-8e9a54d7.gz.xz > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+bc6bfc25a68b7a020ee1@syzkaller.appspotmail.com #syz test: http://git.infradead.org/users/jedix/linux-maple.git arm64_kernelci_20241117 > > __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] > invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 > el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 > do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 > el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 > el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 > el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 > Unable to handle kernel paging request at virtual address dfff800000000001 > KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f] > Mem abort info: > ESR = 0x0000000096000005 > EC = 0x25: DABT (current EL), IL = 32 bits > SET = 0, FnV = 0 > EA = 0, S1PTW = 0 > FSC = 0x05: level 1 translation fault > Data abort info: > ISV = 0, ISS = 0x00000005, ISS2 = 0x00000000 > CM = 0, WnR = 0, TnD = 0, TagAccess = 0 > GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0 > [dfff800000000001] address between user and kernel address ranges > Internal error: Oops: 0000000096000005 [#1] PREEMPT SMP > Modules linked in: > CPU: 1 UID: 0 PID: 6421 Comm: syz-executor374 Not tainted 6.12.0-rc7-syzkaller-g8e9a54d7181b #0 > Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 > pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) > pc : mt_slot_locked lib/maple_tree.c:795 [inline] > pc : mas_slot_locked lib/maple_tree.c:808 [inline] > pc : mas_store_prealloc+0x870/0x1068 lib/maple_tree.c:5514 > lr : mt_slot_locked lib/maple_tree.c:795 [inline] > lr : mas_slot_locked lib/maple_tree.c:808 [inline] > lr : mas_store_prealloc+0x778/0x1068 lib/maple_tree.c:5514 > sp : ffff8000a3e57440 > x29: ffff8000a3e57560 x28: ffff8000a3e574c0 x27: dfff800000000000 > x26: ffff7000147cae94 x25: 0000000000000008 x24: 0000000000000000 > x23: 0000000000000008 x22: ffff0000daed1040 x21: 0000000000000008 > x20: ffff8000a3e578e0 x19: 0000000000000000 x18: 0000000000000008 > x17: 0000000000000000 x16: ffff800080585ea8 x15: 0000000000000009 > x14: 1ffff000147cae99 x13: 0000000000000000 x12: 0000000000000000 > x11: ffff7000147caea2 x10: 0000000000ff0100 x9 : 0000000000000000 > x8 : 0000000000000001 x7 : 0000000000000000 x6 : 0000000000000001 > x5 : ffff8000a3e565f8 x4 : 0000000000000008 x3 : ffff80008b4208f0 > x2 : ffffffffffffffc0 x1 : 0000000000000001 x0 : 0000000000000000 > Call trace: > mt_slot_locked lib/maple_tree.c:795 [inline] (P) > mas_slot_locked lib/maple_tree.c:808 [inline] (P) > mas_store_prealloc+0x870/0x1068 lib/maple_tree.c:5514 (P) > mt_slot_locked lib/maple_tree.c:795 [inline] (L) > mas_slot_locked lib/maple_tree.c:808 [inline] (L) > mas_store_prealloc+0x778/0x1068 lib/maple_tree.c:5514 (L) > vma_iter_store+0x2e8/0x81c mm/vma.h:476 > __mmap_region mm/mmap.c:1513 [inline] > mmap_region+0x1650/0x1d44 mm/mmap.c:1603 > do_mmap+0x8c4/0xfac mm/mmap.c:496 > vm_mmap_pgoff+0x1a0/0x38c mm/util.c:588 > ksys_mmap_pgoff+0x3a4/0x5c8 mm/mmap.c:542 > __do_sys_mmap arch/arm64/kernel/sys.c:28 [inline] > __se_sys_mmap arch/arm64/kernel/sys.c:21 [inline] > __arm64_sys_mmap+0xf8/0x110 arch/arm64/kernel/sys.c:21 > __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] > invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 > el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 > do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 > el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:744 > el0t_64_sync_handler+0x84/0x108 arch/arm64/kernel/entry-common.c:762 > el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:600 > Code: 393b2668 972c43de 8b180ef5 d343fea8 (387b6908) > ---[ end trace 0000000000000000 ]--- > ---------------- > Code disassembly (best guess): > 0: 393b2668 strb w8, [x19, #3785] > 4: 972c43de bl 0xfffffffffcb10f7c > 8: 8b180ef5 add x21, x23, x24, lsl #3 > c: d343fea8 lsr x8, x21, #3 > * 10: 387b6908 ldrb w8, [x8, x27] <-- trapping instruction > > > --- > This report is generated by a bot. It may contain errors. > See https://goo.gl/tpsmEJ for more information about syzbot. > syzbot engineers can be reached at syzkaller@googlegroups.com. > > syzbot will keep track of this issue. See: > https://goo.gl/tpsmEJ#status for how to communicate with syzbot. > > If the report is already addressed, let syzbot know by replying with: > #syz fix: exact-commit-title > > If you want syzbot to run the reproducer, reply with: > #syz test: git://repo/address.git branch-or-commit-hash > If you attach or paste a git patch, syzbot will apply it before testing. > > If you want to overwrite report's subsystems, reply with: > #syz set subsystems: new-subsystem > (See the list of subsystem names on the web dashboard) > > If the report is a duplicate of another one, reply with: > #syz dup: exact-subject-of-another-report > > If you want to undo deduplication, reply with: > #syz undup