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 X-Spam-Level: X-Spam-Status: No, score=-7.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 9022DC433FE for ; Sat, 5 Dec 2020 21:51:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 55A2F2310B for ; Sat, 5 Dec 2020 21:51:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727470AbgLEVvS (ORCPT ); Sat, 5 Dec 2020 16:51:18 -0500 Received: from mail-eopbgr20124.outbound.protection.outlook.com ([40.107.2.124]:61735 "EHLO EUR02-VE1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725933AbgLEVvR (ORCPT ); Sat, 5 Dec 2020 16:51:17 -0500 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Uts6Uk+wg6xeAH1bW7Syw4rDQ2QznfLKzObJJ3lD7No11opFDtmhp/zkIIK6aPKNHqGaKJ3MOzJRLbGMIXacxVuZNuhWw9LQlEjgDEohLRbnRTSvXI/by2k/E8/2AiKdXwnUkiOofEF2sqQ240RLomvGQnbF1lRYYpk6hCJ9hLjTA3vPj1au6djpczZM3n18E/UXt72LFUbJiai2JsQMHMH3MZOS3Xhf1TdPujUU4mF8K7FxNVe/G/wFUJR21Wm1QD7rV6h6soqdVV1x6onW3fRsQ1cXUDEAckJtTeLg92/rYH6Lz8ykuBx0Ah3Nqd8xTyJzRQ5zoS/BUOFoYdItdA== 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-SenderADCheck; bh=GOLRSOPunIQjNNx6SAyKyFs7XZvCDo450U7vn/K0GHY=; b=bq3bJaBHLaHMoYOMxuj/nsRvOrqmR3QGO2kjqh1IEpEHnjGCYyHae57Wu7KG8PjVSI22m7bAmZKvjuP45b1llWHfc9RgPd7TnRP5FGn7Me3f5TtK5P5lqkZzuBBOfquQVTvfAiYA5M8rrO94iOAZ4/MYv8ypda/mnShI3TyXqqZ/A314ZB9O2mlXWnzt3aXGluVSnhY++p6Ok8ZIuUBWbNhAnttyFNNHTyl0F/HuVh3TSNMPiYYpjvOhbcsuVXduMlgi8i3/57sGfxytDP3uUtupQp2fGVNJdYOP/vexanFGJW4mvcIwj9/u03pD4krJlDZCJEX9j08aC2y5qvBMZQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=prevas.dk; dmarc=pass action=none header.from=prevas.dk; dkim=pass header.d=prevas.dk; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=prevas.dk; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=GOLRSOPunIQjNNx6SAyKyFs7XZvCDo450U7vn/K0GHY=; b=MLhCki0tqCS4KWt8cttN7nMK79RHPZS6ztFOr0cDgu4YFmJt81RihjxOo4ndGT/mtRJm4yaFMObK7Pdkdq/pn9qgc4IIp5+P1vhJN5IVN7og1WEdXkXaaW3EJy9SdayUq0sBrN9+xx4v2HBzQ8PuBmJyCmSSJ4d17GpsFh+MVC8= Authentication-Results: vger.kernel.org; dkim=none (message not signed) header.d=none;vger.kernel.org; dmarc=none action=none header.from=prevas.dk; Received: from AM0PR10MB1874.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:208:3f::10) by AM0PR10MB2866.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:208:158::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3632.17; Sat, 5 Dec 2020 21:50:28 +0000 Received: from AM0PR10MB1874.EURPRD10.PROD.OUTLOOK.COM ([fe80::9068:c899:48f:a8e3]) by AM0PR10MB1874.EURPRD10.PROD.OUTLOOK.COM ([fe80::9068:c899:48f:a8e3%6]) with mapi id 15.20.3632.021; Sat, 5 Dec 2020 21:50:28 +0000 Subject: Re: [PATCH 11/20] ethernet: ucc_geth: fix use-after-free in ucc_geth_remove() From: Rasmus Villemoes To: Jakub Kicinski Cc: Li Yang , "David S. Miller" , Zhao Qiang , Vladimir Oltean , netdev@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, linux-kernel@vger.kernel.org References: <20201205191744.7847-1-rasmus.villemoes@prevas.dk> <20201205191744.7847-12-rasmus.villemoes@prevas.dk> <20201205124859.60d045e6@kicinski-fedora-pc1c0hjn.DHCP.thefacebook.com> <4d35ef11-b1eb-c450-2937-94e20fa9a213@prevas.dk> Message-ID: Date: Sat, 5 Dec 2020 22:50:26 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 In-Reply-To: <4d35ef11-b1eb-c450-2937-94e20fa9a213@prevas.dk> Content-Type: text/plain; charset=windows-1252 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [5.186.115.188] X-ClientProxiedBy: AS8PR04CA0093.eurprd04.prod.outlook.com (2603:10a6:20b:31e::8) To AM0PR10MB1874.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:208:3f::10) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from [192.168.1.149] (5.186.115.188) by AS8PR04CA0093.eurprd04.prod.outlook.com (2603:10a6:20b:31e::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3632.21 via Frontend Transport; Sat, 5 Dec 2020 21:50:27 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 6bc32f06-3934-4807-0b94-08d89967c777 X-MS-TrafficTypeDiagnostic: AM0PR10MB2866: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:3968; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: QHfaZ+HfNBg21ZHJu/yPUvJXONMOQhOrV+JKX8Sc3c9TbktjeSA/KkgdkafZ28iGeAdLNydPfIROshuOZDcZ4+tyJa6u30rIdS2yERMSAGsU8moYLijYiZ0jjCXmilJtfVG88Hm/iOuPKXHPynBnQy2ET7T1svylVakrsfWodX2J5un2SL3cx66tM7Wp4ul3oAUDl0amEyklURRLuhkikRLK/WqrBV2OFcEGd7fIc2sAupqaWh6mrZqj9QNiRDYHSxA74Vx36vpmsi1S3QBtdIF+nQ1g63rsxliwt4M78gHC4PyTzugfIBljyJXF86aUFgOvsFQYFqaKHmCdI5GgSTZgauexkYM0wJ5miau5FIsdOqDQZ3LeWHhIC7aEIe+lKNDmvd/SziY8v4bQR2x4M5QezzjTKfPJ1G7zDtfG3s8= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:AM0PR10MB1874.EURPRD10.PROD.OUTLOOK.COM;PTR:;CAT:NONE;SFS:(39840400004)(136003)(396003)(376002)(346002)(366004)(31696002)(6916009)(8936002)(4326008)(36756003)(558084003)(6486002)(8676002)(83380400001)(8976002)(2906002)(478600001)(956004)(86362001)(16526019)(186003)(66476007)(66946007)(31686004)(66556008)(5660300002)(44832011)(54906003)(316002)(52116002)(2616005)(16576012)(26005)(45980500001)(43740500002);DIR:OUT;SFP:1102; X-MS-Exchange-AntiSpam-MessageData: =?Windows-1252?Q?mrsy9dQ+9qRjEtr6SzOCwkRFIL+dMshjBY8+ERJeVypc8G5a0pkUaeJL?= =?Windows-1252?Q?150cNmfyTCPNoYS0MxMt7IIPoc8wMn4R+jErqe3Cr8msdm/EM9gnnDwr?= =?Windows-1252?Q?d+Xuakkw+JfgBoZZtehD0vIcptM2TqVYpJGdoine34xxl7levE2D1sgz?= =?Windows-1252?Q?n8LBiakEsemDtMx1m929jffMQmTJM14zhJ5AF0Lyk0DxSGb5qC3TWUPY?= =?Windows-1252?Q?y7t+mADSX2iGxHxgiO5xYtRcjgI8q2KnIvW+NBPMToQy0GnSX2iudF3q?= =?Windows-1252?Q?q0NIGwDP+f368Op9Z+TGZ93wWQLqs2TBd1sTtVfUg/FCh+W4UL0zZXhD?= =?Windows-1252?Q?xTAajVnB6QqTk7BMm7d9cYtPV4kosh2gNPcMz+qGkyeTRkPpA13KkBu9?= =?Windows-1252?Q?55ZoprBHVe3Sj/M2bUvZwOg/3TYo2Z7hP53ZT8YbvmYMw6Ud5a4Z6Yup?= =?Windows-1252?Q?gorXodF2C3tkWWJhsvumNAfaq6AX3dKu1kFIu4PDxI0R14Td45qhrGRR?= =?Windows-1252?Q?McjCqEbYthNKFITZjfTvVy2OlBFpwYA2jvggwDg6VBe9C5sHx8S53sXm?= =?Windows-1252?Q?/SZHfRxxS83FM9Ke6xQGWB78NsAgX5y41hJXVGUayiB4MIr9qkgOIIOX?= =?Windows-1252?Q?JkFf1N+cvCkTPHjNiD/ujuJws/QUCMZvTJHtAiSr8xhzLtIaH0xsLxKj?= =?Windows-1252?Q?9R8Uaz34Yem7WlB5AqocjmpDI6wKg+VcjYkADxkwPeRgKZXbr5HKz2hF?= =?Windows-1252?Q?fo6vJxP1oWAB69jQXkBKtK1A4rP3IjB4qskMcndyF/qVYAOFyqPsNK0j?= =?Windows-1252?Q?53ILvLe1xxLpFKdKfNKvhBaiwUhzloM4TVFLQAwQIZc2w9D6nZe0aT1r?= =?Windows-1252?Q?JnnP1D6LGQCQdWDut0iW5bJa6oJY9Kbh4LwtN1Gxy0uj96ip4vn03zPc?= =?Windows-1252?Q?BuxziIzyFGihQNAzMGM+ATi+wsL2Tr99KezjlYWSqgNymGvYP9CF8FKw?= =?Windows-1252?Q?Jn5vZM98akBZdADsgi1YIP0uh4I9894Hfh636bsZPJZTjb+6I3YMFSJM?= =?Windows-1252?Q?oDJ+B1rkVDvQm2si?= X-OriginatorOrg: prevas.dk X-MS-Exchange-CrossTenant-Network-Message-Id: 6bc32f06-3934-4807-0b94-08d89967c777 X-MS-Exchange-CrossTenant-AuthSource: AM0PR10MB1874.EURPRD10.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Dec 2020 21:50:28.2043 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: d350cf71-778d-4780-88f5-071a4cb1ed61 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: BRQ+ADIM3hmiECPJfrPJjnaAdsn3heew/c7OmG15udyJNo8cDbKY4W4oJxJSpwl7piK88KTlNXnVfukFNV00PPQUTlGuXxo0ShdMuDl9KTI= X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR10MB2866 Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org > I only noticed because I needed to add a free of the ug_info in a later > patch. Where, ironically, I add a use-after-free bug by freeing ug_info before the ucc_geth_memclean() call. :facepalm: 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 X-Spam-Level: X-Spam-Status: No, score=-7.2 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, MSGID_FROM_MTA_HEADER,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 18C9BC4361B for ; Sat, 5 Dec 2020 21:54:07 +0000 (UTC) Received: from lists.ozlabs.org (lists.ozlabs.org [203.11.71.2]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 7A3342310B for ; Sat, 5 Dec 2020 21:54:06 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 7A3342310B Authentication-Results: mail.kernel.org; dmarc=fail (p=reject dis=none) header.from=prevas.dk Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Received: from bilbo.ozlabs.org (lists.ozlabs.org [IPv6:2401:3900:2:1::3]) by lists.ozlabs.org (Postfix) with ESMTP id 4CpNd81HYCzDqDD for ; Sun, 6 Dec 2020 08:54:04 +1100 (AEDT) Authentication-Results: lists.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=prevas.dk (client-ip=40.107.2.136; helo=eur02-ve1-obe.outbound.protection.outlook.com; envelope-from=rasmus.villemoes@prevas.dk; receiver=) Authentication-Results: lists.ozlabs.org; dmarc=pass (p=reject dis=none) header.from=prevas.dk Authentication-Results: lists.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=prevas.dk header.i=@prevas.dk header.a=rsa-sha256 header.s=selector1 header.b=MLhCki0t; dkim-atps=neutral Received: from EUR02-VE1-obe.outbound.protection.outlook.com (mail-eopbgr20136.outbound.protection.outlook.com [40.107.2.136]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4CpNY81PYfzDqgF for ; Sun, 6 Dec 2020 08:50:34 +1100 (AEDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=Uts6Uk+wg6xeAH1bW7Syw4rDQ2QznfLKzObJJ3lD7No11opFDtmhp/zkIIK6aPKNHqGaKJ3MOzJRLbGMIXacxVuZNuhWw9LQlEjgDEohLRbnRTSvXI/by2k/E8/2AiKdXwnUkiOofEF2sqQ240RLomvGQnbF1lRYYpk6hCJ9hLjTA3vPj1au6djpczZM3n18E/UXt72LFUbJiai2JsQMHMH3MZOS3Xhf1TdPujUU4mF8K7FxNVe/G/wFUJR21Wm1QD7rV6h6soqdVV1x6onW3fRsQ1cXUDEAckJtTeLg92/rYH6Lz8ykuBx0Ah3Nqd8xTyJzRQ5zoS/BUOFoYdItdA== 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-SenderADCheck; bh=GOLRSOPunIQjNNx6SAyKyFs7XZvCDo450U7vn/K0GHY=; b=bq3bJaBHLaHMoYOMxuj/nsRvOrqmR3QGO2kjqh1IEpEHnjGCYyHae57Wu7KG8PjVSI22m7bAmZKvjuP45b1llWHfc9RgPd7TnRP5FGn7Me3f5TtK5P5lqkZzuBBOfquQVTvfAiYA5M8rrO94iOAZ4/MYv8ypda/mnShI3TyXqqZ/A314ZB9O2mlXWnzt3aXGluVSnhY++p6Ok8ZIuUBWbNhAnttyFNNHTyl0F/HuVh3TSNMPiYYpjvOhbcsuVXduMlgi8i3/57sGfxytDP3uUtupQp2fGVNJdYOP/vexanFGJW4mvcIwj9/u03pD4krJlDZCJEX9j08aC2y5qvBMZQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=prevas.dk; dmarc=pass action=none header.from=prevas.dk; dkim=pass header.d=prevas.dk; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=prevas.dk; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=GOLRSOPunIQjNNx6SAyKyFs7XZvCDo450U7vn/K0GHY=; b=MLhCki0tqCS4KWt8cttN7nMK79RHPZS6ztFOr0cDgu4YFmJt81RihjxOo4ndGT/mtRJm4yaFMObK7Pdkdq/pn9qgc4IIp5+P1vhJN5IVN7og1WEdXkXaaW3EJy9SdayUq0sBrN9+xx4v2HBzQ8PuBmJyCmSSJ4d17GpsFh+MVC8= Authentication-Results: vger.kernel.org; dkim=none (message not signed) header.d=none;vger.kernel.org; dmarc=none action=none header.from=prevas.dk; Received: from AM0PR10MB1874.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:208:3f::10) by AM0PR10MB2866.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:208:158::23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3632.17; Sat, 5 Dec 2020 21:50:28 +0000 Received: from AM0PR10MB1874.EURPRD10.PROD.OUTLOOK.COM ([fe80::9068:c899:48f:a8e3]) by AM0PR10MB1874.EURPRD10.PROD.OUTLOOK.COM ([fe80::9068:c899:48f:a8e3%6]) with mapi id 15.20.3632.021; Sat, 5 Dec 2020 21:50:28 +0000 Subject: Re: [PATCH 11/20] ethernet: ucc_geth: fix use-after-free in ucc_geth_remove() From: Rasmus Villemoes To: Jakub Kicinski References: <20201205191744.7847-1-rasmus.villemoes@prevas.dk> <20201205191744.7847-12-rasmus.villemoes@prevas.dk> <20201205124859.60d045e6@kicinski-fedora-pc1c0hjn.DHCP.thefacebook.com> <4d35ef11-b1eb-c450-2937-94e20fa9a213@prevas.dk> Message-ID: Date: Sat, 5 Dec 2020 22:50:26 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.10.0 In-Reply-To: <4d35ef11-b1eb-c450-2937-94e20fa9a213@prevas.dk> Content-Type: text/plain; charset=windows-1252 Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [5.186.115.188] X-ClientProxiedBy: AS8PR04CA0093.eurprd04.prod.outlook.com (2603:10a6:20b:31e::8) To AM0PR10MB1874.EURPRD10.PROD.OUTLOOK.COM (2603:10a6:208:3f::10) MIME-Version: 1.0 X-MS-Exchange-MessageSentRepresentingType: 1 Received: from [192.168.1.149] (5.186.115.188) by AS8PR04CA0093.eurprd04.prod.outlook.com (2603:10a6:20b:31e::8) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.3632.21 via Frontend Transport; Sat, 5 Dec 2020 21:50:27 +0000 X-MS-PublicTrafficType: Email X-MS-Office365-Filtering-Correlation-Id: 6bc32f06-3934-4807-0b94-08d89967c777 X-MS-TrafficTypeDiagnostic: AM0PR10MB2866: X-Microsoft-Antispam-PRVS: X-MS-Oob-TLC-OOBClassifiers: OLM:3968; X-MS-Exchange-SenderADCheck: 1 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: QHfaZ+HfNBg21ZHJu/yPUvJXONMOQhOrV+JKX8Sc3c9TbktjeSA/KkgdkafZ28iGeAdLNydPfIROshuOZDcZ4+tyJa6u30rIdS2yERMSAGsU8moYLijYiZ0jjCXmilJtfVG88Hm/iOuPKXHPynBnQy2ET7T1svylVakrsfWodX2J5un2SL3cx66tM7Wp4ul3oAUDl0amEyklURRLuhkikRLK/WqrBV2OFcEGd7fIc2sAupqaWh6mrZqj9QNiRDYHSxA74Vx36vpmsi1S3QBtdIF+nQ1g63rsxliwt4M78gHC4PyTzugfIBljyJXF86aUFgOvsFQYFqaKHmCdI5GgSTZgauexkYM0wJ5miau5FIsdOqDQZ3LeWHhIC7aEIe+lKNDmvd/SziY8v4bQR2x4M5QezzjTKfPJ1G7zDtfG3s8= X-Forefront-Antispam-Report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:AM0PR10MB1874.EURPRD10.PROD.OUTLOOK.COM; PTR:; CAT:NONE; SFS:(39840400004)(136003)(396003)(376002)(346002)(366004)(31696002)(6916009)(8936002)(4326008)(36756003)(558084003)(6486002)(8676002)(83380400001)(8976002)(2906002)(478600001)(956004)(86362001)(16526019)(186003)(66476007)(66946007)(31686004)(66556008)(5660300002)(44832011)(54906003)(316002)(52116002)(2616005)(16576012)(26005)(45980500001)(43740500002); DIR:OUT; SFP:1102; X-MS-Exchange-AntiSpam-MessageData: =?Windows-1252?Q?mrsy9dQ+9qRjEtr6SzOCwkRFIL+dMshjBY8+ERJeVypc8G5a0pkUaeJL?= =?Windows-1252?Q?150cNmfyTCPNoYS0MxMt7IIPoc8wMn4R+jErqe3Cr8msdm/EM9gnnDwr?= =?Windows-1252?Q?d+Xuakkw+JfgBoZZtehD0vIcptM2TqVYpJGdoine34xxl7levE2D1sgz?= =?Windows-1252?Q?n8LBiakEsemDtMx1m929jffMQmTJM14zhJ5AF0Lyk0DxSGb5qC3TWUPY?= =?Windows-1252?Q?y7t+mADSX2iGxHxgiO5xYtRcjgI8q2KnIvW+NBPMToQy0GnSX2iudF3q?= =?Windows-1252?Q?q0NIGwDP+f368Op9Z+TGZ93wWQLqs2TBd1sTtVfUg/FCh+W4UL0zZXhD?= =?Windows-1252?Q?xTAajVnB6QqTk7BMm7d9cYtPV4kosh2gNPcMz+qGkyeTRkPpA13KkBu9?= =?Windows-1252?Q?55ZoprBHVe3Sj/M2bUvZwOg/3TYo2Z7hP53ZT8YbvmYMw6Ud5a4Z6Yup?= =?Windows-1252?Q?gorXodF2C3tkWWJhsvumNAfaq6AX3dKu1kFIu4PDxI0R14Td45qhrGRR?= =?Windows-1252?Q?McjCqEbYthNKFITZjfTvVy2OlBFpwYA2jvggwDg6VBe9C5sHx8S53sXm?= =?Windows-1252?Q?/SZHfRxxS83FM9Ke6xQGWB78NsAgX5y41hJXVGUayiB4MIr9qkgOIIOX?= =?Windows-1252?Q?JkFf1N+cvCkTPHjNiD/ujuJws/QUCMZvTJHtAiSr8xhzLtIaH0xsLxKj?= =?Windows-1252?Q?9R8Uaz34Yem7WlB5AqocjmpDI6wKg+VcjYkADxkwPeRgKZXbr5HKz2hF?= =?Windows-1252?Q?fo6vJxP1oWAB69jQXkBKtK1A4rP3IjB4qskMcndyF/qVYAOFyqPsNK0j?= =?Windows-1252?Q?53ILvLe1xxLpFKdKfNKvhBaiwUhzloM4TVFLQAwQIZc2w9D6nZe0aT1r?= =?Windows-1252?Q?JnnP1D6LGQCQdWDut0iW5bJa6oJY9Kbh4LwtN1Gxy0uj96ip4vn03zPc?= =?Windows-1252?Q?BuxziIzyFGihQNAzMGM+ATi+wsL2Tr99KezjlYWSqgNymGvYP9CF8FKw?= =?Windows-1252?Q?Jn5vZM98akBZdADsgi1YIP0uh4I9894Hfh636bsZPJZTjb+6I3YMFSJM?= =?Windows-1252?Q?oDJ+B1rkVDvQm2si?= X-OriginatorOrg: prevas.dk X-MS-Exchange-CrossTenant-Network-Message-Id: 6bc32f06-3934-4807-0b94-08d89967c777 X-MS-Exchange-CrossTenant-AuthSource: AM0PR10MB1874.EURPRD10.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 05 Dec 2020 21:50:28.2043 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: d350cf71-778d-4780-88f5-071a4cb1ed61 X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: BRQ+ADIM3hmiECPJfrPJjnaAdsn3heew/c7OmG15udyJNo8cDbKY4W4oJxJSpwl7piK88KTlNXnVfukFNV00PPQUTlGuXxo0ShdMuDl9KTI= X-MS-Exchange-Transport-CrossTenantHeadersStamped: AM0PR10MB2866 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Vladimir Oltean , linux-kernel@vger.kernel.org, Li Yang , netdev@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, "David S. Miller" , Zhao Qiang Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" > I only noticed because I needed to add a free of the ug_info in a later > patch. Where, ironically, I add a use-after-free bug by freeing ug_info before the ucc_geth_memclean() call. :facepalm: