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 gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id BD07DC54E58 for ; Thu, 21 Mar 2024 19:45:07 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6ABEE10FA64; Thu, 21 Mar 2024 19:45:07 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="O5QVuGUo"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.9]) by gabe.freedesktop.org (Postfix) with ESMTPS id 52A4610FA64 for ; Thu, 21 Mar 2024 19:45:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1711050306; x=1742586306; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-id:content-transfer-encoding: mime-version; bh=eL2duZx8N0Hc6SzMSvSrLNJn8Z9fvxWX1k5IrV51mMc=; b=O5QVuGUoyWtOJzJt98ouXukIaQWmyDWYsxEG/ztpBsA7AsMfFwt/moh+ a3bTlPTykraniWAWmvELlqfCmBLwQeprNAPV/8G8BIeHcbH2NMR8DXXgQ nSmAXc/JCexzZPPB1aLlK4wN/DaDuQdys7Dr4hiCxkAdKFqZGxtxwBCMz KfPndIgKsuW+SQMZFe80QdM0LIzaOceyaBhbn1r62lv2R3wPbCXyVroOQ R/UO/lVx/zYqZ5uB7cltYJk1y4jBa8bLeRE1L3Mcyg69MNgcXvPBjnkmP Kmx139sSilVEcnWOoaRZuoD3USSq/NZv73wNEzFb/8MLPvrmM1fopJCqP A==; X-IronPort-AV: E=McAfee;i="6600,9927,11020"; a="28540576" X-IronPort-AV: E=Sophos;i="6.07,143,1708416000"; d="scan'208";a="28540576" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by orvoesa101.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Mar 2024 12:45:05 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.07,143,1708416000"; d="scan'208";a="37754736" Received: from orsmsx602.amr.corp.intel.com ([10.22.229.15]) by fmviesa002.fm.intel.com with ESMTP/TLS/AES256-GCM-SHA384; 21 Mar 2024 12:45:04 -0700 Received: from orsmsx602.amr.corp.intel.com (10.22.229.15) by ORSMSX602.amr.corp.intel.com (10.22.229.15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35; Thu, 21 Mar 2024 12:45:03 -0700 Received: from orsedg603.ED.cps.intel.com (10.7.248.4) by orsmsx602.amr.corp.intel.com (10.22.229.15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.35 via Frontend Transport; Thu, 21 Mar 2024 12:45:03 -0700 Received: from NAM02-SN1-obe.outbound.protection.outlook.com (104.47.57.41) by edgegateway.intel.com (134.134.137.100) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.1.2507.35; Thu, 21 Mar 2024 12:45:03 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=DdprUEsUFtKMLXtsFH7eQokHykjeJMZMaEo/JFUrBXed7o6zYH9i9Xk2AT6Q918UgrwbqhunZVq4ELb5SPFxwStL94uo3of8cVo3BYKh3DDfuDKvP7ZM9Wis6mRzBPdLzZADpNVz+wZoMOVQf7FcTzrgtcaBx2fw6QyPg3C01+qXivfFNeQEqlLIezKNrXCbAfKZy+RnfU6NL/5waZoPQcVvEPRRJYA6RFf2IjFMal+r/2y7map5c031Uwg9sidnHyp9CWa+Bu7UariqPDK7jFBugg2bc3JtOv6oEUJ27XnpEWZuisT4V4x2rRxw3KchKOOoe7UYaaaRJMHuzQjmGQ== 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=eL2duZx8N0Hc6SzMSvSrLNJn8Z9fvxWX1k5IrV51mMc=; b=QUmzOMllURVronmX1BoLpoWMKtaLDd5j9ys2Jgo7dfM74rfhQTHW1lH915MA5GSef9aHWJOmZrgIgNZgC0zHn6dw6MFnyth32PMAHPBWTHkZ8xqlfpkwJTX6C7BMd354FxKKtFF5iA6hTfu+itQvv9RrUvNEyHdbejDuXxGY+As/lqIJRuv2TOLSSYUkR1Lq3FVM6B+VJfrhQE7i0nM9EtVn+Lw9VYfy18eA9CI57pCLuoCMbRMIeZodx7EY3KAoeCjF/d6QlNxvT1ugnRhDVi72tyuGfq3O9wuxeWnVwgXO+lVZCoV0EM2GYys+LQXFr9Fi4kgzW5WT0prd0ttJ+g== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=intel.com; dmarc=pass action=none header.from=intel.com; dkim=pass header.d=intel.com; arc=none Received: from DM4PR11MB8179.namprd11.prod.outlook.com (2603:10b6:8:18e::22) by SA1PR11MB8277.namprd11.prod.outlook.com (2603:10b6:806:25a::17) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.7386.16; Thu, 21 Mar 2024 19:45:01 +0000 Received: from DM4PR11MB8179.namprd11.prod.outlook.com ([fe80::c563:8fb8:d95:71ac]) by DM4PR11MB8179.namprd11.prod.outlook.com ([fe80::c563:8fb8:d95:71ac%5]) with mapi id 15.20.7409.010; Thu, 21 Mar 2024 19:45:00 +0000 From: "Souza, Jose" To: "intel-xe@lists.freedesktop.org" , "Ghimiray, Himal Prasad" CC: "Vivi, Rodrigo" Subject: Re: [PATCH v2] drm/xe/xe_devcoredump: Check NULL before dereferencing Thread-Topic: [PATCH v2] drm/xe/xe_devcoredump: Check NULL before dereferencing Thread-Index: AQHaeoTLjwGRqkCObE+jxHOhmbcK+7FCm3kA Date: Thu, 21 Mar 2024 19:45:00 +0000 Message-ID: <48c1d7d3274c2934325e83748ea13388615646bb.camel@intel.com> References: <20240320052239.3249222-1-himal.prasad.ghimiray@intel.com> In-Reply-To: <20240320052239.3249222-1-himal.prasad.ghimiray@intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; x-ms-publictraffictype: Email x-ms-traffictypediagnostic: DM4PR11MB8179:EE_|SA1PR11MB8277:EE_ x-ms-office365-filtering-correlation-id: eb6d1406-7c26-4d32-7ac0-08dc49df657b 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:DM4PR11MB8179.namprd11.prod.outlook.com; PTR:; CAT:NONE; SFS:(13230031)(366007)(376005)(1800799015)(38070700009); DIR:OUT; SFP:1101; x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?utf-8?B?UzVvdHZyKzNRUEkwVFhOS0ZmMjE1M2NtZW5UMW1WbHBhbTBjWmtDekpxQnhW?= =?utf-8?B?YUl5TFN4bFpoQ2FVNGZxRlBCNFF6a1AzWEMzcnUrL0JKbGF0cE5zT0xqeDZm?= =?utf-8?B?YnN1a0h5em0ralZycmd4a1kybmhjMVhYWnFvdzR1RERwZnk0dVVkaTV6ZVph?= =?utf-8?B?M1JKM21oK2RucXpMTXJ1dE1ZSlRKNzR4WXhPeGc5S3RmdUxDMkNiTUNadGw3?= =?utf-8?B?TWp6NlFKUlFxRHZSYnBWVjRuTzRhZTJmQm9udlNtamxpdDFIdURZT1o1YUZS?= =?utf-8?B?ZTVtbjFlVUorRlpHalFBbzVQRFNIeDg1czdLQjJ2ZitKQmc2bm1pZUVDa2dm?= =?utf-8?B?OEFidDRqSXVmN3QzOEFpeU5icW53anYyMWpDL1lwbE1aVWhCSmwxa3VvN3Z0?= =?utf-8?B?WjU3N0R6SlA4RDhvN2xZeERiSGVPamhiUW9VanQ3UEhPRk16NFYwUUVYZ0VX?= =?utf-8?B?SzFWU2t4VDVnbXVTQ21ydzhHU01GMVNmZ0Q5MGNldzFwRmxUVTV5T3l3VnJx?= =?utf-8?B?MjFQQ25NSTFCdi9Ec3dWcE9sYk9JY2U0Z3M4ME1qeGRRbHNoQm82MFdkL0NO?= =?utf-8?B?NnNiWXBVeWEySUUvcTRxQlJKSno3SEM1U3ova0xNazhnRFlhbGJRRnJ4VVg5?= =?utf-8?B?cjVxeFNndHhOY1BZZVdaNE9hOEk5QWNkQi9lYW9IOWxVM2RRaWo1cnB6M05U?= =?utf-8?B?ckZnUjJnQ2tQMGRPSlQvQUJYUGxOdDcxR1c3WWZkamMrTC9ReW95OWZqZGVO?= =?utf-8?B?a3c1a1dmL2M4U2hpUmVldmdXaVVDWHdJNEtUUExNeXY5dytXeGFjWDRCN3ky?= =?utf-8?B?M0Zzek95OEtHTHV1Sml3NXBRbmM0QUZNNUFMYXVNR2I0OXorOGoyN0pzTUZk?= =?utf-8?B?SFRwWThSYWZObktUQzlaZmJRcmE1MTdvTmc3RzJUT1YxZ0VyQUJlN01ZVHVu?= =?utf-8?B?YTkzYmRQR1M4M3Zmb21rbVlWVnQrUlJGRkh1R3dVbnJwa3RyUXIwVzZWT1NS?= =?utf-8?B?Y0JhM3FLTEtOOTR2eklpakwxU3Q3RGs3MUhMN2NqLzFKT0EzKzh1ajVnbVRY?= =?utf-8?B?T2Q5MXQxVEVrRkMreE84QmNtbWsrbG9Zb0hXTmNjdENqbnhhdHl1K0J6ZnNp?= =?utf-8?B?MUhabWF2bkpMMmdnUUVJSmdjN3cyZVE1SVhvSHZzaE90MFBMb3Zvam5vVmJo?= =?utf-8?B?ZS9ZN1A1a2djL0lUQW5ieUIzaFpkYkZhVlBVYnhKZ0IyUXVBd1J2N1Q3eUt5?= =?utf-8?B?QWhYZTlmQzJsNW1WcEZIcEc2bDY4Y3VMZXpZbDJGR256emcvMVZ1SllWTm9h?= =?utf-8?B?U2RRU245WjdzeUNSUU1WYWwzSHM0d0RnNnJSYWhVaktDSTg0WVp4c3hkajJZ?= =?utf-8?B?UHp2MHRtZ2J4NTJPSTVMWE84aFVNc1VMcFZYUHJrQkVDV2FQZjI1U1E3S21w?= =?utf-8?B?a1VXSUYzVTdYdXRJMzJKQWNiR3g5UnV5clROekNyMzlwOWxDWk53YkNQOWVF?= =?utf-8?B?RkJIdms2RjNCU08rTlFVZUUrQ0tCaTd2WlloYXY4bWZiYWxuRGxjSGhUUFVW?= =?utf-8?B?ZFdFbjV3Q21HdWFiMlgwMFpqVG5EM3c4REZmUWo4ckZVY1QwdytJcHkxWHU0?= =?utf-8?B?QllmMGd2SUplUS9GVG9UL3QrNjdkdXJyOGlhVUdXMktjcW1lOWFVZFVPd1Jq?= =?utf-8?B?T3BaNW1zV2M1U2doVGxwbnpmdUJTaWZyOG0vSlhaeVJTSGZzL1d3K1UxUzg1?= =?utf-8?B?a3RMcmhMd2RiSStKT3IrYmlmT1lBWkJ5N2JBaVVnQk9tYVdDVEdndGdIY3oy?= =?utf-8?B?TDRxdnRVVUtmTzNOT3RQQmFoSUtvbGwzalN2SnJrMGNzTDRJQTVkSCtqV29Y?= =?utf-8?B?MTRXTHE3eEZnWVQ4NnlCcEpCMWprZG9haG1velQ1ZEV2dC9WWXk3dFMxdnF3?= =?utf-8?B?SkdRdWYxL3N6ZU9kWFJLdUpLWkNMVDdFUkxMRm90TTloa0lIOFQ3Wnd1NUFS?= =?utf-8?B?WEY5ekNiU3NCOHVtRy94aVZ6RHVHbFk5SkZHbzBTUkxPNG0yU0g5NWlzNWhl?= =?utf-8?B?VVdMNG1rS2JacCtNUmorNjcvNlpiSzFBV3kvK0VQZ2lsRTFoU1J6WlcxQXJW?= =?utf-8?B?TCtqMlV4TlZqeXh6dkFRL3NzeVMvZCtlV0RTbmlDT1UrTFhEVytGNTBTRzZ6?= =?utf-8?B?L2c9PQ==?= Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM4PR11MB8179.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: eb6d1406-7c26-4d32-7ac0-08dc49df657b X-MS-Exchange-CrossTenant-originalarrivaltime: 21 Mar 2024 19:45:00.8499 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 46c98d88-e344-4ed4-8496-4ed7712e255d X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: zFEEoI7c6jbK/QTfhE4Y2XaEBmtF+VawiclXP/8X0j4+QfAum4d7E4wbZDFrox2IOoRSK7us0PDnckPtcQ9tTA== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SA1PR11MB8277 X-OriginatorOrg: intel.com X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" T24gV2VkLCAyMDI0LTAzLTIwIGF0IDEwOjUyICswNTMwLCBIaW1hbCBQcmFzYWQgR2hpbWlyYXkg d3JvdGU6DQo+IERlcmVmZXJlbmNlICdjb3JlZHVtcCcgdG8gYWNjZXNzICd4ZV9kZXZjb3JlZHVt cF9zbmFwc2hvdCcgb25seSBpZg0KPiAnY29yZWR1bXAnIGlzIG5vdCBOVUxMLA0KPiANCj4gdjIN Cj4gLSBGaXggY29tbWl0IG1lc3NhZ2VzLg0KPiANCj4gQ2M6IFJvZHJpZ28gVml2aSA8cm9kcmln by52aXZpQGludGVsLmNvbT4NCj4gU2lnbmVkLW9mZi1ieTogSGltYWwgUHJhc2FkIEdoaW1pcmF5 IDxoaW1hbC5wcmFzYWQuZ2hpbWlyYXlAaW50ZWwuY29tPg0KPiAtLS0NCj4gIGRyaXZlcnMvZ3B1 L2RybS94ZS94ZV9kZXZjb3JlZHVtcC5jIHwgMTEgKysrKysrKy0tLS0NCj4gIDEgZmlsZSBjaGFu Z2VkLCA3IGluc2VydGlvbnMoKyksIDQgZGVsZXRpb25zKC0pDQo+IA0KPiBkaWZmIC0tZ2l0IGEv ZHJpdmVycy9ncHUvZHJtL3hlL3hlX2RldmNvcmVkdW1wLmMgYi9kcml2ZXJzL2dwdS9kcm0veGUv eGVfZGV2Y29yZWR1bXAuYw0KPiBpbmRleCAwZmNkMzA2ODAzMjMuLjgzYTFmM2NkMzdjZiAxMDA2 NDQNCj4gLS0tIGEvZHJpdmVycy9ncHUvZHJtL3hlL3hlX2RldmNvcmVkdW1wLmMNCj4gKysrIGIv ZHJpdmVycy9ncHUvZHJtL3hlL3hlX2RldmNvcmVkdW1wLmMNCj4gQEAgLTc0LDE3ICs3NCwyMCBA QCBzdGF0aWMgc3NpemVfdCB4ZV9kZXZjb3JlZHVtcF9yZWFkKGNoYXIgKmJ1ZmZlciwgbG9mZl90 IG9mZnNldCwNCj4gIAkJCQkgICBzaXplX3QgY291bnQsIHZvaWQgKmRhdGEsIHNpemVfdCBkYXRh bGVuKQ0KPiAgew0KPiAgCXN0cnVjdCB4ZV9kZXZjb3JlZHVtcCAqY29yZWR1bXAgPSBkYXRhOw0K PiArCWlmICghY29yZWR1bXApDQo+ICsJCXJldHVybiAtRU5PREFUQTsNCj4gKw0KPiAgCXN0cnVj dCB4ZV9kZXZpY2UgKnhlID0gY29yZWR1bXBfdG9feGUoY29yZWR1bXApOw0KPiArCS8qIE91ciBk ZXZpY2UgaXMgZ29uZSBhbHJlYWR5Li4uICovDQo+ICsJaWYgKCF4ZSkNCj4gKwkJcmV0dXJuIC1F Tk9ERVY7DQo+ICsNCj4gIAlzdHJ1Y3QgeGVfZGV2Y29yZWR1bXBfc25hcHNob3QgKnNzID0gJmNv cmVkdW1wLT5zbmFwc2hvdDsNCj4gIAlzdHJ1Y3QgZHJtX3ByaW50ZXIgcDsNCj4gIAlzdHJ1Y3Qg ZHJtX3ByaW50X2l0ZXJhdG9yIGl0ZXI7DQo+ICAJc3RydWN0IHRpbWVzcGVjNjQgdHM7DQo+ICAJ aW50IGk7DQo+ICANCj4gLQkvKiBPdXIgZGV2aWNlIGlzIGdvbmUgYWxyZWFkeS4uLiAqLw0KPiAt CWlmICghZGF0YSB8fCAhY29yZWR1bXBfdG9feGUoY29yZWR1bXApKQ0KPiAtCQlyZXR1cm4gLUVO T0RFVjsNCg0KQWxsIHZhcmlhYmxlcyBtdXN0IGJlIGRlZmluZWQgYmVmb3JlIGFueSBjb2RlLg0K DQo+IC0NCj4gIAkvKiBFbnN1cmUgZGVsYXllZCB3b3JrIGlzIGNhcHR1cmVkIGJlZm9yZSBjb250 aW51aW5nICovDQo+ICAJZmx1c2hfd29yaygmc3MtPndvcmspOw0KPiAgDQoNCg==