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 2059FE6B24D for ; Fri, 1 Nov 2024 12:14:32 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 4C86D6B0083; Fri, 1 Nov 2024 08:14:32 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 4781E6B008C; Fri, 1 Nov 2024 08:14:32 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 2CC356B0092; Fri, 1 Nov 2024 08:14:32 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0010.hostedemail.com [216.40.44.10]) by kanga.kvack.org (Postfix) with ESMTP id 11F606B0083 for ; Fri, 1 Nov 2024 08:14:32 -0400 (EDT) Received: from smtpin07.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay08.hostedemail.com (Postfix) with ESMTP id 9BF401401F0 for ; Fri, 1 Nov 2024 12:14:31 +0000 (UTC) X-FDA: 82737417714.07.E0EDF4D Received: from mx0a-00069f02.pphosted.com (mx0a-00069f02.pphosted.com [205.220.165.32]) by imf03.hostedemail.com (Postfix) with ESMTP id 1EA2E2000F for ; Fri, 1 Nov 2024 12:14:14 +0000 (UTC) Authentication-Results: imf03.hostedemail.com; dkim=pass header.d=oracle.com header.s=corp-2023-11-20 header.b=RYrzYYWq; dkim=pass header.d=oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b=kJmbNFeC; dmarc=pass (policy=reject) header.from=oracle.com; arc=pass ("microsoft.com:s=arcselector10001:i=1"); spf=pass (imf03.hostedemail.com: domain of lorenzo.stoakes@oracle.com designates 205.220.165.32 as permitted sender) smtp.mailfrom=lorenzo.stoakes@oracle.com ARC-Seal: i=2; s=arc-20220608; d=hostedemail.com; t=1730463212; a=rsa-sha256; cv=pass; b=Z3ZFHfJo6eCDPsMn3g4H/T1Cbx0ZG9/VmdvU5vYNBquPJFkmmBgVIjrARgCbilP0sedadW Rg/gcEh6vsPzjCRBID3psBR/bQo0xQJW98PTIpGiJnlbPAcnYCuPbDvNrTFY7K/lM0H/IX s4OD8YFG35H37wcpIwU208BHfiaxLLM= ARC-Authentication-Results: i=2; imf03.hostedemail.com; dkim=pass header.d=oracle.com header.s=corp-2023-11-20 header.b=RYrzYYWq; dkim=pass header.d=oracle.onmicrosoft.com header.s=selector2-oracle-onmicrosoft-com header.b=kJmbNFeC; dmarc=pass (policy=reject) header.from=oracle.com; arc=pass ("microsoft.com:s=arcselector10001:i=1"); spf=pass (imf03.hostedemail.com: domain of lorenzo.stoakes@oracle.com designates 205.220.165.32 as permitted sender) smtp.mailfrom=lorenzo.stoakes@oracle.com ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1730463212; 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:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=Eqz1rlm8Jf5szGtULWaDKvgxqWeia1G/qZMPuCv2ujU=; b=PSbxFdiqd0zusOaLNzDonNkJNniU+9z12FT+f3wU2eDyQfRBktlkKYOJ5SWqDZGuJwH+yZ b5ZKTyMaZyuV+0TUV55Z/bQcIbTnOcldEvzDG96DPGjKCJBnpN/rlF9cSA+mwuyZQkCupF 2bClzebLWO+tJnwtQn/6zkWyIkYZUUk= 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 4A1C3Y82005926; Fri, 1 Nov 2024 12:14:23 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=cc :content-transfer-encoding:content-type:date:from:in-reply-to :message-id:mime-version:references:subject:to; s= corp-2023-11-20; bh=Eqz1rlm8Jf5szGtULWaDKvgxqWeia1G/qZMPuCv2ujU=; b= RYrzYYWqsivMu0kqYTJATVFSSXvuGgZVBMBNhanL14m6ThdjO2+BP1Q7bTwj3jgm kq4qhMMLMjqKPXgBNcvBskKey9MPndLbA7Wfz/mHwdcbjoCUWGKbkCNrHZ+NNsVr 3emjGsnsr1a2E4EzYdUXJAjgHqYHoL8SwUGa+c/cfcBI3vX8iEw2D10K9wWBWGZm TzfrmRGxWcpyKHlOekzCeX15qjnI5M7WXQG8hzLVcxZMnCR2R0bgJ07VozrkygSu vABpp/okNStM8/Upi435zsaOIZl2k7ps8GiegwZnU4+XRgs0EVdYmLXXgkE5y6ml ELcDLfpgTmiUC3nRdY3cGw== Received: from iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (iadpaimrmta03.appoci.oracle.com [130.35.103.27]) by mx0b-00069f02.pphosted.com (PPS) with ESMTPS id 42grdxv4va-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 01 Nov 2024 12:14:23 +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 4A1AaW1p008675; Fri, 1 Nov 2024 12:14:21 GMT Received: from nam02-bn1-obe.outbound.protection.outlook.com (mail-bn1nam02lp2040.outbound.protection.outlook.com [104.47.51.40]) by iadpaimrmta03.imrmtpd1.prodappiadaev1.oraclevcn.com (PPS) with ESMTPS id 42hnedec9k-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Fri, 01 Nov 2024 12:14:21 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=DqlP0rFJTkTN0+oG420E+fVIXid3hMFIHe6STw5tEEPxV72DA0Xxp7JOt+8ywCWOZgteYLzKzS3uoPQQTLfg4QvfVZsCTWQdiSTrxqR7dyLL1bnJRDav4YnaWrS0yZ/qm9b423mFBEqKFm3/OAl38xjZTRo1OgKFCmQ1sHLbLzd9MccQZg+f21oJr8AAkBXt1CkN0imGwg9FOvvkumlbaJD+CHUuU11P3ouPAo9vlOiNNgEj234dKSd0qn4ZVbANTbWhF7Rm4ec9FQ/8ho7KvNvnCM3XqbrvY+oLGf2Fe/34lY6BkJ7C/bycUr+m5qnXiVWpA5XkyO7Hgliqeva14Q== 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=Eqz1rlm8Jf5szGtULWaDKvgxqWeia1G/qZMPuCv2ujU=; b=yPTFbMfyq/+7fZLuer/YcbfST6LHTq+Ezj02nk39T9HQIncPkzqDvp2HPWAFvqucE3logM1uY9AYLSiKGGHKXRgIOsrxKhqOmAJzRqKEdSALNpAYmULpbyhtDHPvXwIxedtF31gsnpzcdj0hVTwM43G9ugBFVOvKBywfF8Iy0u7CdUSBNJNyrIvgOtzoFaihQ7cwdb2jgq3ZBVT8djEWYLgSVTJWGwGcB8P6epF41NvEKG3Gik8C87Y7jCcSMXLyqKhW/hiNEc1D4ed6F1f4mtbSYxIiAe0sEKCLO/JetnLBUGVkr19KVzRXhosrYaOWTKY8+jlSpy2sM6F1gex8Qw== 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=Eqz1rlm8Jf5szGtULWaDKvgxqWeia1G/qZMPuCv2ujU=; b=kJmbNFeCqqrTXT9YxKTLrtxX+4Mau4KNTJ/bss2ewxJM81GCS+II7q/AKli/g4IMbZgcI1pDyCkeRM9LX6WZO6EVsrPyjmTwj47Di73PyfmGDuuElZXLobNEh4DMz3lOkwGL/TmAZWoVWIn5+9S9Db7Kpfynj6Hhun2zdSX+6Mk= Received: from BYAPR10MB3366.namprd10.prod.outlook.com (2603:10b6:a03:14f::25) by PH0PR10MB4536.namprd10.prod.outlook.com (2603:10b6:510:40::18) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.8114.25; Fri, 1 Nov 2024 12:14:19 +0000 Received: from BYAPR10MB3366.namprd10.prod.outlook.com ([fe80::baf2:dff1:d471:1c9]) by BYAPR10MB3366.namprd10.prod.outlook.com ([fe80::baf2:dff1:d471:1c9%6]) with mapi id 15.20.8114.020; Fri, 1 Nov 2024 12:14:19 +0000 Date: Fri, 1 Nov 2024 12:14:14 +0000 From: Lorenzo Stoakes To: Aleksandr Nogikh Cc: syzbot , akpm@linux-foundation.org, jannh@google.com, liam.howlett@oracle.com, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-usb@vger.kernel.org, syzkaller-bugs@googlegroups.com, vbabka@suse.cz, Alan Stern , Dmitry Vyukov Subject: Re: [syzbot] [mm?] [input?] [usb?] INFO: rcu detected stall in brk (2) Message-ID: References: <6723b31e.050a0220.35b515.0165.GAE@google.com> <2928b6e8-3928-411d-82b8-6b17be266deb@lucifer.local> <2023ed50-9aa4-4bc9-8283-82a84c55bc36@lucifer.local> Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: X-ClientProxiedBy: LO6P123CA0010.GBRP123.PROD.OUTLOOK.COM (2603:10a6:600:338::14) To BYAPR10MB3366.namprd10.prod.outlook.com (2603:10b6:a03:14f::25) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BYAPR10MB3366:EE_|PH0PR10MB4536:EE_ X-MS-Office365-Filtering-Correlation-Id: af063768-792f-4577-21ff-08dcfa6eb62a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|7416014|376014|1800799024|366016; X-Microsoft-Antispam-Message-Info: =?utf-8?B?M25MUzgrVUxyWThqY3FFR0FUUEJ1NnJvVnY5dXZBTGE1TVB3NkNTM2FHWTh1?= =?utf-8?B?V0xJbXcrUm1BYjdUTHJ6ZG1vblVnMHM5UXMyYWt0M0xSRGFLcUovT1JjNVRK?= =?utf-8?B?UjVXNFl0NDR5UjdYb1hFTmx1cytxSzBOYkFwZWJmLyt0dHI4THFoZnAzZnYz?= =?utf-8?B?ZjE1TGcwV0UwemtXdHN0QWNGbXkwaDZkNWkvY1FNZFJjY0hpRTY3WmtWYytZ?= =?utf-8?B?SHprdGlPNkNJb0x1VkExWFlxL3E1bmlYa1E5eUc3bnJ2Z3Z4eEx5aWlFWnNB?= =?utf-8?B?SHVyZlhJT2xYSUJSVHdoYWUra3d2OEljUXd0RjJmK3ZkVit4bEIyamVYTVE3?= =?utf-8?B?bzEwaFQ3ZEJiZnhZSlEzTUMyOVBNNmsvbE9QeXErVHJJZG9YVm9IL0lWcFRt?= =?utf-8?B?bTFDdzFxcVdYUUhxb24yNGhxYlc5MmE0WVpTaHk4dkdpSjRQQXhZOCt5T3Ra?= =?utf-8?B?MlJqak1Bc0lJRzkzS2ErN2UzWTJvNlo1eXdVNUlqTFZYdExvc01qNkVxMVQ1?= =?utf-8?B?Snh6b0Z5NzlyZG9nQ0thZ29mN2RDM0FGNlB1V0VrRU1QVDlWTGtqTitKd05x?= =?utf-8?B?ODlyZ3BDZCtJdU43THpha0REYkplb1FHTDkvSXFaR0hhaHZrQ0ZFcWlySURM?= =?utf-8?B?cGovOXcxS21NWlJlaFdzRHhnS2FHRGhxVHhpelJQV2lnZlU5WWE1QmpGcXMx?= =?utf-8?B?cFRFbWdpNjRKM3FHTmJTMVY3cjJ1bEVWRmlkeW9pbS9QZ1JVT0c0bU1ZQzlC?= =?utf-8?B?OGR1cndMRVZxM0QzWkNCcWdBekl6WnJsQmlGYjFsVjVaSUw0Q3ZkS0dRdTJF?= =?utf-8?B?cWtwSy9KTXlIeVNGck44ZVFKOERDU25hTFNwb3BQcWNjUVErWUcrZUF4R09a?= =?utf-8?B?R090RDVqRU96REV1bVpxQzFoRlhHZHd0YkUzTlhJS2tpODBYcGZ0MHJYeWpH?= =?utf-8?B?emtrZTFnSXZyYmhTanN4RmR1VUpEeGNyV2N6Mnp6bmQ0eXZZdW5JV052Y2xt?= =?utf-8?B?Z1krMlJvcnh6WnY3dmJBcXVEOXIyL3B6aFYwVmhOV01YZmFLejMxYUQ0a3Aw?= =?utf-8?B?K1J0blFkb05CR1JCdzh3TUF6dDQwMmFzNkhlZTFMRjhSMDIwcnZjcFVkZFdx?= =?utf-8?B?dVFpZjRla0QrcDN3dXFGKzRjNlUrVm9yL1pDcUx1QmxIVEdhbmJvaUN0dTQx?= =?utf-8?B?akh1dmZydGFReFBqOUkzL2tHajBka1BHV0hJWlVDZVlkNGxURjdWcUZ3RHBP?= =?utf-8?B?Sy9rWElRMWN3azNvZHQyMFNFbUVtTFI1bjNWbmU1UWc1SW9ORjlhajluSitB?= =?utf-8?B?RHo4SlJnN0dGT3NrSlNCTEl3OWgxNTlpVVE4WWJyMWdQdUZTZTF1a1RwNkI3?= =?utf-8?B?MzRSY2QwOVV3MnZUMnBQU3VSYUZRYmc4YzhqYWk2akNpR3h4MzFEek5zMnoz?= =?utf-8?B?cnZpL3VzM3MySDBEK3ZuTm82b1dPbW5CWCtvUEIwaTAweEhvVElmazE1WFNS?= =?utf-8?B?S2pUR25kNDZ1SkNWNEh4aDJSZlZCWlNKVHhsMk5IOUxHVGZjZWVOYXhPVzlv?= =?utf-8?B?a2tiUi81SjN3U0RBZ0oyTUZ3aFQweVZEakxQOTZPWWlGNS9Cejc3YnFuY0FQ?= =?utf-8?B?YytYNGVIYkVLRkRNOThZbE4vNEgybW1EcFUxTUJyYlVKdUR5NjcwUVYycXJw?= =?utf-8?B?SkJDN2xjOFNra0xFSDdNZitsWXhKS3MzWXBTUmlqUFd1ZXNxOFRoRnZFUmZC?= =?utf-8?Q?3opBYB8zXvRCnCVwjfG8UvlQYUzZQbt6KMdLBwZ?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:BYAPR10MB3366.namprd10.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(7416014)(376014)(1800799024)(366016);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?N0NOdndWUDV4RDd0Y1ZpTGpsbEN2U2k2OFJpRFREQVQraGRjYkNuWHdBWXQ4?= =?utf-8?B?WGl4T0swaTBET1EwZ0Z4NXFMdC92RUxvNmtuOU0rL3Y1RHdIOG5nT0lZWnpM?= =?utf-8?B?OWpxZ3V4RXdRRm5TSzgxMk5zSnZTRThCY2ZQbmRpWmQ3dHNOS0gvd1JwMjNw?= =?utf-8?B?bUE0di9ib2l3MU5TWWNLSG9ZS2JtTStWOTZmRkFDN1J2eHZHZ3BNWTZNbG5W?= =?utf-8?B?WTFMU3U0Q09lWHNiV25rQUN0UXYwUFJQT0dWSWF2OVpnT1A1TU9JL3JhNDNZ?= =?utf-8?B?V2dWelZwQWQ4TnlndDdMcThpWG9Ub2RMd01WSDhLa0x2N0pmOFJvZmlhVjFU?= =?utf-8?B?blQ0MWhkN1JpNDlmTytMNXBoVTl6aEhkUm1QWDRGcWlNalUxdm8xRWdHN0hs?= =?utf-8?B?ME9aMDFKc21GSklmZFhqZ1pNelpZbFBkTGs4YWw3YVM2Y2xlR2oyRndzc25s?= =?utf-8?B?T2ZTakFuSDRIOG1IUW1yTThLOUJCcXdFR0RiZldDd3EreVB5Und4OUJwTTlr?= =?utf-8?B?V00rRENjMjNJaDVzQzJmWjEydGFuSGg0elFyK3J1dG9ZcFRRZEd0WENuelNr?= =?utf-8?B?bko5SXRqVlJydnJMdmV5ZXV2a2o3TENnclN2TmpUZ0tvYnVTVjVRL2NlbENz?= =?utf-8?B?RHNlNmphcDRzWmo4Mk84dnIzUUo5ZGFpNXhsa1RUVExNbkxlYTc3emtQSUky?= =?utf-8?B?NW1oZTNPRGdPQThrQUdrTGRJUjh6ZGNqejdsb3A5Y1pLYUZWUWpKVWd4cW92?= =?utf-8?B?Z3RpeEdjR2ZObGNxZHEvTW9rN1ZuQnZySDJ2d1VnUGdVQ2V6c3c4cUFiaU12?= =?utf-8?B?VU13em05K2xEOE13bFdRNnF3cm53SjcvRFBOUmR6YnhMSTZZRU9GZm1CZVpv?= =?utf-8?B?U3RtYzlTSnJXZXJza3hTd01rTnQxV0QwcitvSTgzMGZ6aDlLRzFqbGJtYVhp?= =?utf-8?B?M3dROTlqbHNLOUxqdnh0T3FBOTJDa0NrSHJCL2xlNkJqREFXbFNEWEVXWkgx?= =?utf-8?B?Q0p3eXgrRktaU2RLdXRwdkc5dXlnY0RLdTA0TkMrckdrc0g1WEtRZEVueGdm?= =?utf-8?B?SHFvNFl4M2RhVkdKY1c4Q3hTQml2QkFLWmo2UjFwZjU0bGJKNmhTU0J2d1ly?= =?utf-8?B?ZzNIN04wTElmVGpjdGVueHF4SzZYdytSSXM5ZnUrQlpqVSt5U29RelVPcHR0?= =?utf-8?B?ZGFLQnE4VnZqY2FPUC9LZTBUNDd5ZWdkRTc4WFVmaFRzdjVxMENQSFNaZUln?= =?utf-8?B?Q09NaGNqMGRJZzEzM2FCbHhzK2oxdTkzUFVGc05ERlB0V2NKaEZ5bERsOXVP?= =?utf-8?B?cUtWbkdSbDJCZUN2U3JwUTlzc2RocGx5bVdHNXAra1lJOW5oMEZzUERsc2dv?= =?utf-8?B?SWpaNUEwZDJOUmh2RjU2Znc4dlJVKzZieUM5b2tmOTIrVjAybFpLaXRhendq?= =?utf-8?B?Wk9pMytkRkpOUUN6TnJYSnhyRGNHNzlKSkRmS3p6c0hGUU9kT2J4Y2RGYkxz?= =?utf-8?B?OE1lTngrU2VDQUVXay9uNHV3VXp6SEdHNzNwWHpxSy9Cd2xpbkc4N2NCT3Nn?= =?utf-8?B?aFFDd0NtWmY4NThqcU93NVZ3UWNSUWpmekpGRGlCUlljTzBTZXNmODl6bEdW?= =?utf-8?B?dFZBWXJtd2N0aDJxV2FLUUdkRFdzQ1V1bXZQT0RDOE11TnJ0Ums0a2ZCUWoz?= =?utf-8?B?UzMzL3RIQmlaRVFaUUlweDhlTkFyUEVSUHdjVmxIdHE3TzdhZFJqWWJUY2tm?= =?utf-8?B?anhTK1A2bjlwUXhkNVNUOHJ6eFIyZHd3c1dkYVhUV0g5M0E5RHowWUxZTHly?= =?utf-8?B?ZzVGWmdkZzZRL3l4VGFqL1hqUmVzTGlSRjR3cTNwcjE4NnJGUXRFaUtnSitj?= =?utf-8?B?QS9tcHJFMW50b0hYVmFXbTlYN2RZUTZ6dUROSGhuMVZ3YlBIRTl6c25uSE0y?= =?utf-8?B?ZUw5Wml1aTZKaTF3ZVcrRjZhTWh5d0IremZqM2ljL3NaNWpYUmRKRW5ISXQ2?= =?utf-8?B?L1FPd1VIcUdKcnMrT01uRWZRT0lZUGMvTkFXTmgyMjVkcTkrNTRSYUJoNmgz?= =?utf-8?B?SzY3aU81UTFkeUo1MDFLUTlhWmJWZlU2NDFBbEdGN1lVdTFvdGt3azA0OWZE?= =?utf-8?B?SHovTW9mZVJFV3hTUGZBOHFMbkdMWGpsVUVweUhsS0F0ZzdoMmdtMFRQN3J2?= =?utf-8?B?SEE9PQ==?= 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: af063768-792f-4577-21ff-08dcfa6eb62a X-MS-Exchange-CrossTenant-AuthSource: BYAPR10MB3366.namprd10.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 01 Nov 2024 12:14:19.0411 (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: 4yiVioIODe6Oh6NaMneIUHRLzWBYR4wwBkzOWScWw7nDv52Y/M/OEVY9BGF3B09FaQO9gLhkYZXQe/97qTPCvUBK87UL9RjV+uVm5GcuisQ= X-MS-Exchange-Transport-CrossTenantHeadersStamped: PH0PR10MB4536 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1051,Hydra:6.0.680,FMLib:17.12.62.30 definitions=2024-11-01_07,2024-11-01_01,2024-09-30_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 bulkscore=0 spamscore=0 mlxlogscore=999 malwarescore=0 adultscore=0 phishscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2409260000 definitions=main-2411010088 X-Proofpoint-GUID: e2NoxlVwVgX_t6M9UGNz-fDk95s0NLB3 X-Proofpoint-ORIG-GUID: e2NoxlVwVgX_t6M9UGNz-fDk95s0NLB3 X-Rspam-User: X-Rspamd-Queue-Id: 1EA2E2000F X-Rspamd-Server: rspam11 X-Stat-Signature: e43yir79bb65c3mgsqffbhbqsg17jc47 X-HE-Tag: 1730463254-78887 X-HE-Meta: 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 2+BILwdd 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000001, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Fri, Nov 01, 2024 at 01:09:24PM +0100, Aleksandr Nogikh wrote: > On Fri, Nov 1, 2024 at 12:11 PM Lorenzo Stoakes > > Maybe worth setting CONFIG_RCU_EXP_CPU_STALL_TIMEOUT to 0 so it matches the CPU > > stall timeout? At least for builds that also set heavy debug options like > > CONFIG_DEBUG_VM_MAPLE_TREE? > > Oh, that's even simpler than I thought it would be, thank you! > I've sent https://github.com/google/syzkaller/pull/5455, it will come > into effect in a few days. > > -- > Aleksandr > Perfect, thanks very much!