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 5E246CA5539 for ; Wed, 13 Sep 2023 16:19:02 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229806AbjIMQTF (ORCPT ); Wed, 13 Sep 2023 12:19:05 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57338 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229508AbjIMQTD (ORCPT ); Wed, 13 Sep 2023 12:19:03 -0400 Received: from NAM12-MW2-obe.outbound.protection.outlook.com (mail-mw2nam12on2084.outbound.protection.outlook.com [40.107.244.84]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 63E0DB3; Wed, 13 Sep 2023 09:18:58 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=kMVe3yqN1uveouS1nWKdEVDLlzqDxjNBhSoQaEtNRDM+dKY4/hGywNHPAwWotvqTtBlcx7ffWHjgMrgHB8PV1hKr5MNmtm7/9+EOUa9a4Z1Mh23WgtYwfnEbeYm3MftJ0u6nsN8M4PbVfkj2Gm9HPhW5sP2RaP6dgqmVLP8GaUnnFcbl1coP7Esi1DXoDRCYGyBHoUafwFH5yr3+lLHBBymxXg9+E9a46m1BPBKQPoRHGQsZIwOr5xdiUKbu3dfGXYoPlptIC8l1Lbd/tb9LUAtiLX2vHJIhTy+U5DSP3+r5arJ4MMEe4yKKB2E9JoNshbETD35HL8cdz5VbGeb13A== 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-AntiSpam-MessageData-ChunkCount:X-MS-Exchange-AntiSpam-MessageData-0:X-MS-Exchange-AntiSpam-MessageData-1; bh=0GNILEgFe+B49AR7HoyQ7VFDxrODwLEi3eTHPukxTKo=; b=F3tqAAEwrrp6yW74W2vtUNSjPVIBM4cDo/YYztHgEVT/4g2gHVNzuDaJfKHRVIm9C68mKv+zo+raP6heFKpPtvI0XoijDoWxh5P0CVWObVHN6OBmBSn2PHNBRga8g6oapkSsH8RCPW4p06xmQq3Yo1gdaCKeO0+ruMEFmBluu+K7nxoHpODCY90a8mssoOsqUFeLp4haNt/DmYKM3aLHN9ps7E9p5qFx1+vS/RfioUYMU228iRMtn2vfVedYjHYugDX4+OQDc2338Lk7PBSx5einaUA+ZmiJHSV/xPrwlhvIQIfcxPlRje9NRXDX3iaMiPkjGFPrhgLxhQ1bZG0jbQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=amd.com; dmarc=pass action=none header.from=amd.com; dkim=pass header.d=amd.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amd.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=0GNILEgFe+B49AR7HoyQ7VFDxrODwLEi3eTHPukxTKo=; b=0QICu3ezd64FGG06LOZjRHjTPq1BiMzCmsZtH3Ybb2v/TNMcHk5iYaf8DStVn9Zy30FI0KrDhkJqTyXyRyZuym/yeN+/3c9GC1hXe06cs2gWCkI8bp3VP7vtzRSOSMizY5YkY/5SHE8FXzOAvO/1QZNtkhLi3kAbpCsgxhH0Iqo= Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=amd.com; Received: from PH7PR12MB5712.namprd12.prod.outlook.com (2603:10b6:510:1e3::13) by SJ0PR12MB5405.namprd12.prod.outlook.com (2603:10b6:a03:3af::11) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.6792.19; Wed, 13 Sep 2023 16:18:55 +0000 Received: from PH7PR12MB5712.namprd12.prod.outlook.com ([fe80::a285:eb6e:8fc:7cd7]) by PH7PR12MB5712.namprd12.prod.outlook.com ([fe80::a285:eb6e:8fc:7cd7%4]) with mapi id 15.20.6745.035; Wed, 13 Sep 2023 16:18:54 +0000 Message-ID: Date: Wed, 13 Sep 2023 21:48:43 +0530 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] perf/x86/amd: Do not WARN on every IRQ To: Jirka Hladky Cc: Peter Zijlstra , Breno Leitao , Ingo Molnar , Arnaldo Carvalho de Melo , Mark Rutland , Alexander Shishkin , Jiri Olsa , Namhyung Kim , Ian Rogers , Adrian Hunter , Thomas Gleixner , Borislav Petkov , Dave Hansen , x86@kernel.org, "H. Peter Anvin" , leit@fb.com, dcostantino@meta.com, "open list:PERFORMANCE EVENTS SUBSYSTEM" , "open list:PERFORMANCE EVENTS SUBSYSTEM" , ananth.narayan@amd.com, Ravi Bangoria , Michael Petlan References: <20230616115316.3652155-1-leitao@debian.org> <20230616132954.GG4253@hirez.programming.kicks-ass.net> <100041d0-f2fe-331b-13a7-ad09082aeb7d@gmail.com> <20230616153221.GI4253@hirez.programming.kicks-ass.net> Content-Language: en-US From: Sandipan Das In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-ClientProxiedBy: PN2PR01CA0140.INDPRD01.PROD.OUTLOOK.COM (2603:1096:c01:6::25) To PH7PR12MB5712.namprd12.prod.outlook.com (2603:10b6:510:1e3::13) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PH7PR12MB5712:EE_|SJ0PR12MB5405:EE_ X-MS-Office365-Filtering-Correlation-Id: f7a8155a-54f6-4bb6-c5a8-08dbb475202f X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: 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 X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:PH7PR12MB5712.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230031)(39860400002)(346002)(366004)(396003)(376002)(136003)(186009)(451199024)(1800799009)(38100700002)(6512007)(6506007)(6486002)(53546011)(6666004)(2616005)(478600001)(86362001)(31696002)(83380400001)(66946007)(26005)(316002)(66556008)(2906002)(5660300002)(44832011)(7416002)(4326008)(36756003)(54906003)(6916009)(66476007)(8936002)(8676002)(41300700001)(4744005)(31686004)(45980500001)(43740500002);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?c1ZCNEcwK0VWUEpvbVRhbS95SWJvaUtrVEtKNXZaMWNPeVZCbEtsY1l6OEFz?= =?utf-8?B?MUVPbFVFa3pRaUxSMEtiRWpvZHdKeU5aMHhtOExkNTJaMThTTHdhNTRub2pn?= =?utf-8?B?UjRac25VQlBqV0tHVGQ4TGt4bURkdmtETnY1K0NDN1BtMzV6bklWRjhiUVJD?= =?utf-8?B?NHNxOWMzU2NKTWNWUnhGOElldTVjcUt2L0hTRFk1elEwT09yMlRJdlJncVFm?= =?utf-8?B?eFphWTJyQmNEL29FVlJXbVpESG8zNTM1ZERXeW43WjFYQ2ExMEIwWHdJWVcz?= =?utf-8?B?R0xpR2p5QmhtWWszNGhzZkQvRTZzajJtSThBSVFBWHRIL0JoZXFNM05ndmJi?= =?utf-8?B?aThNUkRuN3FJMUhGbytKc3dtOVhZb2hCbUg5MFZKcERRcjVyY1orTFlRTnQw?= =?utf-8?B?RVJ4VDZPMmZHTUkzUG42enQzY0VkWmxFWWRnbzl4bmhTODJWOWZJZ2lmcllk?= =?utf-8?B?aUxjTkV1MjdBbjQyTU5Wc2lVVXFidUwrd2lQeWUzMk9ZU0ZnODhaM3F1a05n?= =?utf-8?B?MFhKQUJTbXJRblJwSUkwRzI5QmhuOCtzU21oMzNMV3hDSEx3QU0yOWFtY0ho?= =?utf-8?B?Y0tIanhUbEZ4SUV5Lytrb0t5OGdVb055YzB2WTNZVStsUERWWTd3U3BJWTdB?= =?utf-8?B?Y2RFSjRRekFDcVJwWkpWOHhicXN4OXRVby9lRG9GYS9rSVZYYTBjN1gvQkpm?= =?utf-8?B?UjhCRkwza0pTVmFvTmE4T1ZoUk9tV29DazZtMG80QVIyaTNVSjZRR3dpR1pl?= =?utf-8?B?TFhvYTFGTkwyZ29aU3VjMVBsLy9OajlTVmF5ZEtXUjh4S0NTaVNENXRWTXlL?= =?utf-8?B?Q0oyb0JvdmluVVF2WUEySGMzMmNML2J6R2lnV0RWMGVLNStjMlFuTk5MQy9r?= =?utf-8?B?R0VkcDU4Ym80a1ZBRDNTTSt4MG1ZOWtYQ3didkxSS1BSaGliQVZ6R0pmSXdy?= =?utf-8?B?MzF0NVNlaEViL0ZhdGhHa2xyWFoySHEwd1BMZ1JzQUFZelZkR2xtcmZaTUhq?= =?utf-8?B?SVo3WkE2NEVKdnpnZTBKL0RiVHhDUTgwV2ZJVzgwWnZrSHpCdXBHUE93dHJ3?= =?utf-8?B?Mmlzeko5K2hvWnVqMEVvSFJBVmlMQ3VvaXpPbk83L29Rc0E0cnIyRGQ2b3BT?= =?utf-8?B?SE1BQmxHYk5CMUhicXBTZ2l2N1pPQlhhTjRoRklFZEFXdVMxL0pMZlFZcnhp?= =?utf-8?B?VFRzejhLdUY3cTBBZWJUZCtOMmRReWJPOW0zVDJqeWxIL0FLRmlGelowc2FW?= =?utf-8?B?YUJJNHhjSVJ2VmV4dU1IMkdFUkdoOWxPRjNpMUdhUjAwODN2a0RLZ0JwSUNR?= =?utf-8?B?N3lPZW4wUHdaTEMyekdMcDVkOWlnQ3piNzlBMVdjN1pTV0thb3N1MURRcmlp?= =?utf-8?B?UnRBUk8wUjZlY2tISDAwcDJmS3AvTFIvRG9YYUNGVUZSL1I5OThsWkZJVjBK?= =?utf-8?B?aGcwMzAvcm1aMGl3dEJDL0JoSDRDRU5EVElsSkJrTzVuZFFQUGRuZ29EZlZi?= =?utf-8?B?dHh5dlV4RWthbjlNV1lkT1pUdnZPMHc0RFdSUm1MQjJqYnd4amJFa0o5cWF0?= =?utf-8?B?YVY3QkcrQjZ2ekQ3cjJ5WVY1L2IwL1lPSHJwcFcraTFiSVNkU3NmMzFYK0gy?= =?utf-8?B?cERvTmlTQUkzSmlzd3BiYkFSZ3lySWljbTR6WHFXNkpmcElOK2FUeEdyVlFQ?= =?utf-8?B?MitRN3hKaGRiVXFUc0MvUzJMZmJWL0ZGSGlSNXpwZ1pMVTVFTTlLOFBNMXVu?= =?utf-8?B?MUU2WWVhSGZTMmkyenkwYjZjSldWK1ZZbUZKK3NXeHRoTjlSTUtPdjBWZ3Rs?= =?utf-8?B?TjBMUVpmTGI4VmdRTU81SE1NQzhGSWtPTWZNMEI5anpnQzdtMlArN2RwRzg3?= =?utf-8?B?S21GNFovNGd3T1dmcGVKQ0E2bkxGREFZV0FBMWJTOSthSnBpYVRHRzlXRTh2?= =?utf-8?B?L3hCQURpTjNEc0RiVG5xR2wreUhVOXhHSHhFQlRmeVFDZzZkRXJGWit5ZHV1?= =?utf-8?B?R1ZCTWVLZ3g4b09JL3B5WmgrNldWQ0ZhWnJxYWlIYlRNNWFwSUU1MWFWVjNJ?= =?utf-8?B?MnBCTFhNc1d4ekhFQ1JYOWJxUkIzOWNxUENNVDZvT01TZnl4elZiNDBSKzJT?= =?utf-8?Q?dnu6W1grC+P4+/PWCP3EBMjmI?= X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: f7a8155a-54f6-4bb6-c5a8-08dbb475202f X-MS-Exchange-CrossTenant-AuthSource: PH7PR12MB5712.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 13 Sep 2023 16:18:54.9206 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: YtDyGpycyQxVQAAaVjtlR7g9370GAY8jxUP+1Np+0xGPUb7TrVyFERXfRVKKeGGmtWYLU8mcqavCG0DGWJpsbQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ0PR12MB5405 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Jirka, Can you please share the following? 1. Family, Model and Stepping of the processor 2. Microcode patch level On 9/13/2023 8:00 PM, Jirka Hladky wrote: > Hi Sandipan, > > Is there any update on this issue? We have hit the issue, and it makes > the server pretty unusable due to the thousands of Call Traces being > logged. > > Thanks a lot! > Jirka > > > On Fri, Jun 16, 2023 at 5:34 PM Peter Zijlstra wrote: >> >> On Fri, Jun 16, 2023 at 08:13:22PM +0530, Sandipan Das (AMD) wrote: >>> The reserved bits should never be set. The purpose of the WARN_ON() is to catch such anomalies. >>> I am working out the details with Breno and will report back with a resolution. >> >> Thanks! >> > >