From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.21]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DD4EB433BD8; Thu, 30 Jul 2026 13:55:59 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=198.175.65.21 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785419762; cv=fail; b=VnWrlGyGARoygQ9Da/dcnMRq1/bJsI0oVo2xhz1HmpbbcHdlfpfL35SBcsmC7O5qrunFsxgGgEV35BVcKkdQEjVGUUJiT4mGckZdBIT2NwYOTFMQARUDgB4xwjW84UyMIU0vVGt87j8dCuCJrx/fWJvwd29gVYfN/jnfHsn6fwA= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1785419762; c=relaxed/simple; bh=0idbC/PINxKCEWCgK+a9yEGyJowmDeLq70kAaY916hY=; h=Date:From:To:CC:Subject:Message-ID:Content-Type: Content-Disposition:In-Reply-To:MIME-Version; b=RrGz1eSuwGPN6JltDlHFs8qgtr3hFuDOBeTl6ETAvDI43h3G7/JBF+6t6DmbuwaA2r803j3kBU8pNckje+PGs9k2t+9DHP5mt0gzgah3AxAPhknyi+6ZwOPEnFI7+L+QbuFiiqceVxq4X0+ac3kzIDWsrTxNsL6+MHKoWa3AtUU= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=cVlbPxR6; arc=fail smtp.client-ip=198.175.65.21 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="cVlbPxR6" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1785419760; x=1816955760; h=date:from:to:cc:subject:message-id:in-reply-to: mime-version; bh=0idbC/PINxKCEWCgK+a9yEGyJowmDeLq70kAaY916hY=; b=cVlbPxR6PAheYaAKHWaHHbyp1Rvj2kavN1Zwb7rqhr0Bm4abCEFmCL0f Tkx/MkDWnj9YsdHZn3WzhmnclClZkn06P3tNmx6A83hijtcyXGMphG0g6 N2730oTxiraPEmUxUXf4tXX3feZ+/coK/1IDz9na5oMr/x8IAWjwOUTIN ltHiUSgSy2xunbY0TboYV/bGZl2mJge8/WfPYqhLBr1tVvgqLZvAPIWgH E09Fjjxyn7Ux+QuIVYRkQpmIqbYOhjqltILmVgQEXm3KPASFLOKn94+hO gQoKuQ1cy/DL5V9m9Y8z5d488LjCY1EW0qy9v2uD3nzalbHUUe9Frnuxt A==; X-CSE-ConnectionGUID: /E6/bqtCQz21sa7KqhP6EA== X-CSE-MsgGUID: zJ3TBwPWR46GTW+P012a3Q== X-IronPort-AV: E=McAfee;i="6800,10657,11859"; a="85894687" X-IronPort-AV: E=Sophos;i="6.25,194,1779174000"; d="scan'208";a="85894687" Received: from orviesa002.jf.intel.com ([10.64.159.142]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Jul 2026 06:55:59 -0700 X-CSE-ConnectionGUID: RhLkTRoNQUe+exfq0eefbQ== X-CSE-MsgGUID: veLSceNVS+KPLhKVHyLVmw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,194,1779174000"; d="scan'208";a="290260252" Received: from orsmsx903.amr.corp.intel.com ([10.22.229.25]) by orviesa002.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Jul 2026 06:55:59 -0700 Received: from ORSMSX902.amr.corp.intel.com (10.22.229.24) by ORSMSX903.amr.corp.intel.com (10.22.229.25) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.45; Thu, 30 Jul 2026 06:55:58 -0700 Received: from ORSEDG901.ED.cps.intel.com (10.7.248.11) by ORSMSX902.amr.corp.intel.com (10.22.229.24) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.45 via Frontend Transport; Thu, 30 Jul 2026 06:55:58 -0700 Received: from CO1PR03CU002.outbound.protection.outlook.com (52.101.46.39) by edgegateway.intel.com (134.134.137.111) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.45; Thu, 30 Jul 2026 06:55:58 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=lbfW5xrEWFOJDzatywtT8C8sFR5bXTrrKCKhiiFNwlgskkuTmqhRMi4gpCk5YkM2euI1NRqKDQ5oCidCb/MfAqzdqPV2Zc3TZaRzGR4bAYj+ilhgNyRFA9lryaBd2VPoUmPkU2T2nLPFcDT43Tsb1NRjT/25vQ4DJqhBvnUMtGyggKrX7TYizP3jTc1yfA/HHt1+ga8cfCx6z0sai4AEu1RaY+UUa320lre/ndy3QNULwYIkA5GutzJ/3dKUwfdLlFXmwnYy295PpASvblgTffJJW2YYlJPDlRFKVbHLgurZ/Ua2MCz66RaA62pkfnY92hk3yXA1ChnKdJteML0tWQ== 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=xpctPinir0liy95CfUs77vJzwYsoUeUaiIYrYMLR8QQ=; b=OzbA58HzpVtCvcoEFdGmnfQjdahlGo6IxTv1hgr0V/mZw+uovcT3LyLZ1RYlGFpsN3ejkAu2PxIf18bm1K+0ZD/HEbjEBf4o4Va4PuEP1Vt88RfHHbbG7DaH7UPME8unOZtKixubrazXwXL5Mab2cv6HtGfQq1WXf7hR9UPE5hMUgjV1cVqOR/7ArVUJ2/iMF5fD8hOWExGEMT2sk8tqznh5Latjv5RXi0LePv5pejEakpjg8F8wMuWGTlQACxTTH8edsYbSDtNOzo4G0d0ZVDFbhL6TCl2EnzVAtGFscoS5QJTJL4hmwVeEU5lhq86w8xGNnCM1xA82W+aah4tamg== 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 Authentication-Results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; Received: from PH0PR11MB5832.namprd11.prod.outlook.com (2603:10b6:510:141::7) by MN0PR11MB5963.namprd11.prod.outlook.com (2603:10b6:208:372::10) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.21.245.10; Thu, 30 Jul 2026 13:55:55 +0000 Received: from PH0PR11MB5832.namprd11.prod.outlook.com ([fe80::106e:78dd:4c96:d707]) by PH0PR11MB5832.namprd11.prod.outlook.com ([fe80::106e:78dd:4c96:d707%5]) with mapi id 15.21.0270.009; Thu, 30 Jul 2026 13:55:55 +0000 Date: Thu, 30 Jul 2026 21:55:44 +0800 From: kernel test robot To: luoqing CC: , , , , , , , , , , , , , Subject: Re: [PATCH net v4] sctp: socket: refactor sctp_skb_recv_datagram to use ERR_PTR Message-ID: <202607301544.5b1c926f-lkp@intel.com> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <20260720082145.1072547-1-l1138897701@163.com> X-ClientProxiedBy: TP0P295CA0038.TWNP295.PROD.OUTLOOK.COM (2603:1096:910:4::11) To PH0PR11MB5832.namprd11.prod.outlook.com (2603:10b6:510:141::7) Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PH0PR11MB5832:EE_|MN0PR11MB5963:EE_ X-MS-Office365-Filtering-Correlation-Id: 40d7ab6b-cd3d-4282-6fa4-08deee424640 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|1800799024|23010399003|366016|376014|7416014|22082099003|3023799007|11063799006|10067099003|56012099006|18002099003; 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:PH0PR11MB5832.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(1800799024)(23010399003)(366016)(376014)(7416014)(22082099003)(3023799007)(11063799006)(10067099003)(56012099006)(18002099003);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?CMqFtc7ca3AaJGaenp5TGxmOeQQuiOOAIqsVqQQTPh5idnKOP4tW4M0kQVyb?= =?us-ascii?Q?OK2NuCTR2IND37Ac5Zg3TCBWUgtPNfKkCBS2q6fL9fyU98LHVZDVQOUrohml?= =?us-ascii?Q?HNKEmybUTsSQ5Ovv6zcTw+8BV1BY3kC2fst3WIQz1GUbK9glC4ZOVnY8n4F2?= =?us-ascii?Q?6GcN2n2IcJ6II5+Cb9sFE2buN5wWtxgcUik0UEjS3E9YW1b6+5g7xHWqvuq4?= =?us-ascii?Q?oiT6i3ucURs9GREPvtkzruR3hsrrsaKMbMajwHbPAZSiIUBxyuQeN+DxgpUp?= =?us-ascii?Q?s/SwMeauXMh6fVPHOS84/LZH4dMh0ijTf5q2wALUYNZnw+tjcDQMs+B4+wNA?= =?us-ascii?Q?zCbJhIw0Gn9/a284vFDaO2PLnKBEX0acTqCI8ySTNQupeIuKotgbbcE11XSS?= =?us-ascii?Q?zJapWJUd1DKf3Ksw7wnjK79q6KoEgKwiZvgnf1V8LScnot0IJIm8SDAPlIV6?= =?us-ascii?Q?a5D0NkvOKc4WvRFyiB5lhVzxA+UzN6AFprSAZ3Xa8848qUg5xmeRfdtGTUr3?= =?us-ascii?Q?6E5q7dTGE4Vm0cZJ/JOza7CqCZAOLAcEcsJN8X32zkBOjnX8cAae0f2zdeST?= =?us-ascii?Q?OWnG4QTE4Qf4vZ8X0J7kHkiOXc/FvgMf7KUIMCy/AUCmepG8yeqfXxjE9ZAB?= =?us-ascii?Q?dstOtPpLp5XWOgNANG4Kox13+ND8LgOffnLVx2S/CUlvKByT4WzbfvGLskC3?= =?us-ascii?Q?hXGn5V0dNzumstcRDQwd77dofHpIpRHiu1PqjTf9XB6OY2fbwQv4EsE6ZO2r?= =?us-ascii?Q?+BHe34QY9azLRp9II4KR06+7e+VFptBSM7NvXtq0XI/HAo/zmi2squ2VZHFO?= =?us-ascii?Q?uwIzxDOXFLf9vyuXBK7B3tHS+wbOmbd8AEUMs5Ee4kyo0XJgHeziSbqEc2lF?= =?us-ascii?Q?6w0LYwA+/CDrDHu6yuARXrsBJ5nuB1JYxFEM3wvaLvMNRvSlXIT2X2jeEbsZ?= =?us-ascii?Q?ntgD8b5XzqwGwwLi2Ez8AKLhu+UnMCS2y7yYBVK1/rhO+XVVhoejGUqGnLAB?= =?us-ascii?Q?507rc31mR0W0Kg4gvJMql1ZhHcKWJj4Qu1f19jjBTNBwfakv6cB1ufPQBY3g?= =?us-ascii?Q?fzv4RKNxfr4TMDCXCAJBvI0b9k4+4wayvxpIPnBZFZFMqq9GOvgifHKDm892?= =?us-ascii?Q?nHjkTFv3vRh+idjlnTcavdwleCDcPErd2UD+nqKBUpU+veuBZGfCrRNCdPsY?= =?us-ascii?Q?KjwBxCncyNVPX+4KYlLCEBMPT4Lr7DvNwehhnlp0FBhYtl8O3dkIUSEi+npg?= =?us-ascii?Q?MgJB1NukXOQ7PC24iXhvWTRfF9RVgXbuv5T74+DB2U//tuj6eGN0KZoqVhHn?= =?us-ascii?Q?lBeQt3GyWgYxtJR8ZW8tK2ytnnIej9Js/HGm6TOc5iU2+sWCWhPJw61WoBVR?= =?us-ascii?Q?2TxueB9FShFkjD4PrTCV7QYBEH9YZC/4T3vBeZWO6a68Sw+4Be6ksZTbgSCY?= =?us-ascii?Q?D+50RmxJlLLbqB/6uxxWTQTbr5sm4PXzDqBzcM4wsdmWmdg2V7DyjM39zrTY?= =?us-ascii?Q?KOS/H1CryQoDFD3pU78OCEzNigA0Ks0mlZC0NGVLXXrGRaYK68OdzuesBxTe?= =?us-ascii?Q?i5iQ0ilNA6sqHKHRBd6d9xAIPvFlzOrFKN4QAnbPu2SuFPYepjXVHKnC2AbO?= =?us-ascii?Q?c4fmzzFBZLiZIiwXD1ZR4lXFUwv35yL8afOZ4o1ug1VdtF/Bi5GQO6JGKyd8?= =?us-ascii?Q?bP718IY5+/O1YqMAYfJaj53BkxLBntIkZMuPmo6nz0Y8cFu8OodnWRtQeuRE?= =?us-ascii?Q?2HbTlBYMLw=3D=3D?= X-Exchange-RoutingPolicyChecked: jSt6gmizhEp6pbtH4LI/nbQgMhKflSJ68CTcJEgbJ9PvEPpuRehStpc1tXFMQDbhvmlfzSxIj6a9kp8Z148xuU7ro5bXoyHK1D6bVwN1ttgdpb8sYMYdpwCtJFboHb7ZMPXERyQDl0PJwcHW2Q+CdfhoNL4QBXtTWWxZ5gL6LsLGFVcOdYnFoirn9yD4+FMCbtoLqHxSm+C/3eU0ji5rVv8PLShzdcohXaKxAYVAIg15vSmnOI4H1bQboQZ5nBtVRrAt9/EGBMymlnSmSWm7pnaRTmD8t0k76SGim7ujttyxftRja7yFlE28M2cABHNPKCfZVzUsQw/UT5xJKhvIqQ== X-MS-Exchange-CrossTenant-Network-Message-Id: 40d7ab6b-cd3d-4282-6fa4-08deee424640 X-MS-Exchange-CrossTenant-AuthSource: PH0PR11MB5832.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 30 Jul 2026 13:55:55.0184 (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: k0SLyl7LUFz4a1i8SekRiYwwXB2hoVtc6qalYHV5YvRDZOCcLDQGJtPwblSLL3LxRcXwpjLImlbd5MYeLqBc9w== X-MS-Exchange-Transport-CrossTenantHeadersStamped: MN0PR11MB5963 X-OriginatorOrg: intel.com Hello, kernel test robot noticed "Oops: general protection fault" on: commit: 2ddbfeaa8f2cc0bbcf3f9b731ad0845142e8688d ("[PATCH net v4] sctp: socket: refactor sctp_skb_recv_datagram to use ERR_PTR") url: https://github.com/intel-lab-lkp/linux/commits/luoqing/sctp-socket-refactor-sctp_skb_recv_datagram-to-use-ERR_PTR/20260720-162305 base: https://git.kernel.org/cgit/linux/kernel/git/davem/net.git e13caf1c26587434f0b768193100440939c0fb91 patch link: https://lore.kernel.org/all/20260720082145.1072547-1-l1138897701@163.com/ patch subject: [PATCH net v4] sctp: socket: refactor sctp_skb_recv_datagram to use ERR_PTR in testcase: ltp version: with following parameters: test: net.sctp config: x86_64-rhel-9.4-ltp compiler: gcc-14 test machine: 8 threads Intel(R) Core(TM) i7-6700 CPU @ 3.40GHz (Skylake) with 16G memory (please refer to attached dmesg/kmsg for entire log/backtrace) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-lkp/202607301544.5b1c926f-lkp@intel.com The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20260730/202607301544.5b1c926f-lkp@intel.com [ 336.463290][ T3393] Oops: general protection fault, probably for non-canonical address 0xdffffc000000000e: 0000 [#1] SMP KASAN PTI [ 336.464727][ T3393] KASAN: null-ptr-deref in range [0x0000000000000070-0x0000000000000077] [ 336.466093][ T3393] CPU: 0 UID: 0 PID: 3393 Comm: test_1_to_1_rec Not tainted 7.2.0-rc3+ #1 PREEMPT(lazy) [ 336.467502][ T3393] Hardware name: System manufacturer System Product Name/Z170I PRO GAMING, BIOS 3805 05/16/2018 [ 336.468800][ T3393] RIP: 0010:sctp_recvmsg+0x12f/0xa70 [sctp] [ 336.470112][ T3393] Code: f6 ff ff 49 89 c5 41 89 c7 48 3d 00 f0 ff ff 0f 87 07 03 00 00 48 8d 78 70 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e ce 06 00 00 49 63 45 70 48 8d [ 336.471545][ T3393] RSP: 0018:ffffc9000309f800 EFLAGS: 00010202 [ 336.472903][ T3393] RAX: dffffc0000000000 RBX: ffffc9000309fb78 RCX: fffff52000613ee5 [ 336.474278][ T3393] RDX: 000000000000000e RSI: 0000000000000000 RDI: 0000000000000070 [ 336.475604][ T3393] RBP: 0000000000010000 R08: ffff88826af3d25c R09: fffff52000613eee [ 336.477012][ T3393] R10: ffffc9000309f777 R11: ffffc9000309fb80 R12: -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki