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]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 2E219D72341 for ; Fri, 23 Jan 2026 07:21:45 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 2EFD46B0421; Fri, 23 Jan 2026 02:21:44 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 29DCC6B0422; Fri, 23 Jan 2026 02:21:44 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 147D56B0423; Fri, 23 Jan 2026 02:21:44 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0013.hostedemail.com [216.40.44.13]) by kanga.kvack.org (Postfix) with ESMTP id 033446B0421 for ; Fri, 23 Jan 2026 02:21:44 -0500 (EST) Received: from smtpin05.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay09.hostedemail.com (Postfix) with ESMTP id B22858B6F0 for ; Fri, 23 Jan 2026 07:21:43 +0000 (UTC) X-FDA: 84362383686.05.3EEFE30 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.19]) by imf03.hostedemail.com (Postfix) with ESMTP id 1FB2520007 for ; Fri, 23 Jan 2026 07:21:39 +0000 (UTC) Authentication-Results: imf03.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=TS3OAkkV; spf=pass (imf03.hostedemail.com: domain of oliver.sang@intel.com designates 198.175.65.19 as permitted sender) smtp.mailfrom=oliver.sang@intel.com; dmarc=pass (policy=none) header.from=intel.com; arc=reject ("signature check failed: fail, {[1] = sig:microsoft.com:reject}") ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1769152900; 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:in-reply-to: references:dkim-signature; bh=8w4VRMslBCislIISK6BpZk4oAYrhWPJeDx0dcvrLhjk=; b=DY8bQDPNBGe+CWhZx87VgjY/EW8m/jQIvfEdW/kGI2aTdepY26Aei6cXHFtY45erY5I50f p39iUNRLN9/qqN+rRi7CUOWqlvGIg8OHnyRJLBn+cLOVCooCo8h3K7d7n1otcWSfLWypyy LeSXz/gRnX+xkL6Nr1y5o1SY7FKDQs4= ARC-Authentication-Results: i=2; imf03.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=TS3OAkkV; spf=pass (imf03.hostedemail.com: domain of oliver.sang@intel.com designates 198.175.65.19 as permitted sender) smtp.mailfrom=oliver.sang@intel.com; dmarc=pass (policy=none) header.from=intel.com; arc=reject ("signature check failed: fail, {[1] = sig:microsoft.com:reject}") ARC-Seal: i=2; s=arc-20220608; d=hostedemail.com; t=1769152900; a=rsa-sha256; cv=fail; b=mwTMB39AHJ6rMd40K1E4BePW9LqQi0iFOKKUjdyH8MjtyTCmpWS5FsOe0nPMqE6lwPp8XZ AYKIe7PDeNJXymhjOjfe+fRk3L+T+PjTlY0yT6FfFdsYV5E/I5WumkD3bAF9BODeHV0YuE jG6Kmksib56eF6bCgWs8NB2T00Wg21w= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1769152901; x=1800688901; h=date:from:to:cc:subject:message-id:mime-version; bh=nQHgT6qQ7M17QBMcwk9eLmzqmzrizGCi2jqK12XHzl0=; b=TS3OAkkV0ODEbyUrzOWPkstHiQp2iGK3Ci5zlYjKUvhwqd3F/7GRV4gH tbPKYca8VSMBE9x/mitwLYDXFSp9UItPaHUXPvkiYLCXi9Of2QJiHIPA7 qQXrTQYswULcyj3EsiQvvhD9upnz7ODPfcehccKzsCoGr7RaLRgKCIw61 3isbN9IRD5R6Bv/tgQxfsgcMvTJ8r6ZvS1M5DewvCS28jyqi6g9C7Vm7Q ZalwIcSZi9qaES/mrmTpuZfZYALU0VUG7J8grOWQM4urlcM00LArmGfq4 /8EJZYm60J+0So0gcPoChkTJl5e7l88KT7cE2Flh5c/Gez3f23Wj1bnQT Q==; X-CSE-ConnectionGUID: tvkxRG2cQWysI6nCS9DpsQ== X-CSE-MsgGUID: LcxfJHxoSwKfLK7tWgectQ== X-IronPort-AV: E=McAfee;i="6800,10657,11679"; a="70314029" X-IronPort-AV: E=Sophos;i="6.21,248,1763452800"; d="scan'208";a="70314029" Received: from fmviesa008.fm.intel.com ([10.60.135.148]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jan 2026 23:21:38 -0800 X-CSE-ConnectionGUID: brqrVMI6SvqRJ7u7OAOeMg== X-CSE-MsgGUID: sTT9i/7jSpqsKl+7xQmAEw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,248,1763452800"; d="scan'208";a="207218795" Received: from orsmsx901.amr.corp.intel.com ([10.22.229.23]) by fmviesa008.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jan 2026 23:21:36 -0800 Received: from ORSMSX902.amr.corp.intel.com (10.22.229.24) by ORSMSX901.amr.corp.intel.com (10.22.229.23) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.35; Thu, 22 Jan 2026 23:21:35 -0800 Received: from ORSEDG902.ED.cps.intel.com (10.7.248.12) 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 15.2.2562.35 via Frontend Transport; Thu, 22 Jan 2026 23:21:35 -0800 Received: from PH0PR06CU001.outbound.protection.outlook.com (40.107.208.66) by edgegateway.intel.com (134.134.137.112) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.2562.35; Thu, 22 Jan 2026 23:21:35 -0800 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=vdHFGZtFaacpJlhWgnQ9yyQdWEHpnH8zESR4BcjC1KjyuCVlyB7/2am/FlPNxxo9JNWU74EGTj1kKZ0yhmiaBYikGcyjg2L/lGUvehGEmJXVPO+ofUbVRMpeoARQdHkf1ayWH8mp81suY7H8GCUXIrzXA4trzJwKxwYghNa0MgAulYPQNFcdSHxMy0KZQjtZof4zEgVmWYVToaFxWETxjdLfClKGb5j4DYuV6GSdZHcyJbu2k3sTxCEKFubsrFRbQg1AH/VSM8H91CxUciTAT0GuybYYn//kjcU+dI+fJeOkV3VajJdjN/Ns0DUU8IIl3t7fP/qhSCnTinZIzG/9Xg== 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=8w4VRMslBCislIISK6BpZk4oAYrhWPJeDx0dcvrLhjk=; b=bW/U+JNQ03D/VxG6m0fwskxTPmJDwYC2KOSLjb0KJ2krlCWF2YUFlBuDQlfAEzy2UveKqavGaU70cPgeFmTKyM4e7m6/3iUoZcdwnbKcAGo73XEFZ5wllralJAMXfIHUfqD6q91mdTUH0fQdG+gGRAzsXW3Sh13MZ6TfWDfpn+nwaqenxiF1l5tYQvBk/OkGFSReev6sBC/OdMNB474MD79CMYxgwHdgGJaN/rlLtR8ug19f6IFN6EAFkZG+tivJnFttAlWjL4Y9qMr9i98PdtPS751jzr5sZmNV5mVfIs5G06FZVLZOYeahlHAOZ6rKunvPZ3jV4ZFNyKxHaqoCIQ== 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 LV3PR11MB8603.namprd11.prod.outlook.com (2603:10b6:408:1b6::9) by SJ5PPFEC87B8781.namprd11.prod.outlook.com (2603:10b6:a0f:fc02::85c) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9520.9; Fri, 23 Jan 2026 07:21:28 +0000 Received: from LV3PR11MB8603.namprd11.prod.outlook.com ([fe80::4622:29cf:32b:7e5c]) by LV3PR11MB8603.namprd11.prod.outlook.com ([fe80::4622:29cf:32b:7e5c%5]) with mapi id 15.20.9542.010; Fri, 23 Jan 2026 07:21:28 +0000 Date: Fri, 23 Jan 2026 15:21:19 +0800 From: kernel test robot To: Harry Yoo CC: , , Vlastimil Babka , , Subject: [linux-next:master] [mm/slab] 4fad56bdb6: BUG_kmalloc-#:Padding_overwritten.#-#@offset= Message-ID: <202601231457.f7b31e09-lkp@intel.com> Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline User-Agent: s-nail v14.9.25 X-ClientProxiedBy: SI2PR01CA0032.apcprd01.prod.exchangelabs.com (2603:1096:4:192::18) To LV3PR11MB8603.namprd11.prod.outlook.com (2603:10b6:408:1b6::9) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: LV3PR11MB8603:EE_|SJ5PPFEC87B8781:EE_ X-MS-Office365-Filtering-Correlation-Id: 45c50c25-dd49-4af4-98d6-08de5a500631 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|366016|376014|1800799024|220923002; X-Microsoft-Antispam-Message-Info: =?us-ascii?Q?YdWWwTnyaMvR3Hpb3bwcnOxgPjL9mSVoqTtBKx4j8BigTvygGCMlpnOsxkbz?= =?us-ascii?Q?O5riCTV2ckFfK9OIxAt8e/VrEmA3c59ZW8mXvv0KInisRNBVns65LI1BBUG5?= =?us-ascii?Q?JAtWtQY84pAggzTnjEy7B0wbsGTA8ZmxX9gvo+JXjGr8d5NTudd2yFK+kPy2?= =?us-ascii?Q?GG9zIruSis5qdpvYVyQ/vFqJd11bH44fV/jenMx8w6ydcBPt7gOAkOy1uAFM?= =?us-ascii?Q?P2wgAdHtfC5Z5TWJxEjGg0g7PTEuGSKye7fbZEuMG9hqQe47BuRAvp8a25LR?= =?us-ascii?Q?GMHWpP2j/aXK1htnYr7Uq8NF/4drHOxEarWCLr9ummkxgUMklvtVzS/eY0gm?= =?us-ascii?Q?70y5GgV6/EmPi0HOY9jzaCjvl7TmzNvcbOCR6msMDKHFAG8HnmgbmB03lLlV?= =?us-ascii?Q?Uk9P6+P4QYB5xs8i8xbxonEzEKWh6GRU8AJ2T6QB6UyDKbxI+72tjHgv5VR6?= =?us-ascii?Q?OV5pS10WoC4IN3Vdn2Epe0ZBofBZDiiC7vWz9kzWqKVlVHCPFNLRfypL3Zwi?= =?us-ascii?Q?HnN+lhbsTeSwyQa86d78FIN2Y0UMRGPXB0lmmizllwlL2YaPiZ7+MYhG1Hfd?= =?us-ascii?Q?WP+/31tGm7om03r3s4fqfrZkHEsJ8jgCCgExQmvQhG0zlPf0vVeGxIw4enYg?= =?us-ascii?Q?KUphLCgva9p3dfxWt/hwtk8H2jbb0SPE9Jp1ratRnaiaQjzGRhI/oDSYlTBa?= =?us-ascii?Q?gYbD3468RU+PeeHynjXzWgSDMAJQwZhbZVduUFTaYA9J7q73JmyfkKhicekD?= =?us-ascii?Q?/5FTF5hs/wTt/86qylcc53PcOeEYETHgtUtoQ5Elq2qWMVArXoNy/Mt9+ral?= =?us-ascii?Q?kdqXfXP7yDi2YkckP63uEEI2KOOGzhKjsAJV648a+6Pbe+bOcHbyj6sOQpSs?= =?us-ascii?Q?ZFTR+j1FOy8XqSapm8E/RR0ox4eS2vbzmZ/cNqAi47sJU07Q+ZG59yQ0bhji?= =?us-ascii?Q?JyS9/IqsvIpylBRC63zcRQzyLQFFCRe5mzsfr9Un55Y0Wm1sKp9/l3gGXfcu?= =?us-ascii?Q?9pgmv0vLQ9rwU+ItQjf6k30gam+ewpB6N/5oicrCAjSEAxt/sWbyPPglqy6G?= =?us-ascii?Q?l73xpyVWqjplB1bgRHe5llpFAmRd2cFf6G7ruSxsclr7KeR2DIvffqA1s3cn?= =?us-ascii?Q?cBZZI10ciPYEfeZ7vaDpIrGfSFx3OgnTpVzBize79rN5lNQc+EYkx69rPhzJ?= =?us-ascii?Q?Od8AyAAzJ6Nthn6i/ZhCFxYIwmJavqFvVPVsgTzYJC6mpQB/S67GgSdUJoDL?= =?us-ascii?Q?ZhWiNzCplx5Q2l2qYgEShHTlY67fZQA/CKNoDG4yhD7yBzVD/7aIcGbC1Js8?= =?us-ascii?Q?BAJvxSs52mj4niZollN0ltfeKrGIMHoNIu7lmird5UkVeEoh/644O+1f81cH?= =?us-ascii?Q?2eCci1w8xZMI0j0eluJLR48mkBCSnqcDJNJb7b6tQhAXPokqYB/oTu2kW6wf?= =?us-ascii?Q?xX3b/u7zSEOfcgOjIVEo+3J15URpYKsCZ0AbR9IMXRjKaIQX2rIc0Xt4kT5W?= =?us-ascii?Q?hkQlM62fvhoBYfOo+ru85SE+xAYAorQr/S8KlXLNo0dOEd8iXsb+ldPcLueh?= =?us-ascii?Q?R7jNTeZfB6aqvos1TQl+dk/CjlDgmeYXFQQgHP0gKG+BHyLJH70c8GDPgOuN?= =?us-ascii?Q?YCxYcN0A+EaxeY35uebicL8=3D?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:LV3PR11MB8603.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(366016)(376014)(1800799024)(220923002);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?us-ascii?Q?xTtHc/l+THl87gw/YIXslusHj3yWoRWijoU1wMe/Nv+EFL+L2TzGnsSJ5YOf?= =?us-ascii?Q?XxWWsOa9U8ZEvPzttO7yhyJLBLPFT8nZxiV7IUc5m0EaNVYD7ozyVeJ9c/Gb?= =?us-ascii?Q?/IJmq4bYDWVKjmJxYT1e3So8S/9zVqG0aQP11MekwAZLH7SwLdq/mNlgs8lH?= =?us-ascii?Q?blsMclFm/4miMjfZNI3qGw7QkVuGQFMoLyKNiqqAHjMHJS0yQU+x6w/uDqiD?= =?us-ascii?Q?CLXmVjOkzkrV65sC3A1c3ag0DzeIxo09cWmKb/V1iNDl1mdul9ljdLRUjEK5?= =?us-ascii?Q?FCp0vnfv4YG2H9STxzAvea2l0m6iOkVorFhTlPY9KFkS7zuoQ0BSKHAtJAeI?= =?us-ascii?Q?DL8Y1qtQFGrEEndWIFtSt8mHWU4tOznFPZEvfY+27Z+3poTPb98vW8CgAdNB?= =?us-ascii?Q?7glSXJBeLynxmggRPEJVlNC5bx32u0yxrewqMejqpwvYIOPI3cupZhqkTYM8?= =?us-ascii?Q?TJWf3EuNqWrUPR8xtM8J/GhROfg8Vc+pNAhayW64DFzgyqbTC7hzSJZB44Ya?= =?us-ascii?Q?fHnMR2kVqu7mHXljzf6njvJ7QVmwQFc8BeznSWGbBJDnWqfWaiB/BvL7eB4N?= =?us-ascii?Q?6dGuZD13yMWcqrf91smsBjUCtfNputqhALya1rVkcxt99OCYLMuC5sUhxeBm?= =?us-ascii?Q?Q9bnWY3kE+lBFo6tYx0r4oDW9d4IpAQGb7THCNCVoiTv/2OX6Rdgy18kzW7s?= =?us-ascii?Q?NMrk5Lv9zMrOM1eNXttX3qTKNQ7/YqTdmEMN+TY6ZKO4Nz3umAHSenjru+r7?= =?us-ascii?Q?Fi/MKRMlgAizBkXLr3KBiuCETgSTCBdnnFRX33TtngFpsEcjAEKOzQ9M3jIX?= =?us-ascii?Q?dHhyPE+jHT+qc/rHtYcgOfNMA1DmCea5v2QrF1MY3ypkWF71vVBqRbAf7TCX?= =?us-ascii?Q?DYNH6GEAC1smd2Hs2AWmKq2f2YeQZYRM+NNyQBJ9NsnQmUkFFC6k6hCn5elK?= =?us-ascii?Q?Zkr8cRNugH57BIcHBboznMXHMd8jIayg/uUipiSxmDqlu5smrtXGzy8Rn0SE?= =?us-ascii?Q?xEeuwTAN1rzaWID/s6xIb4C8lINUPIUz9NQqA6b3itTNvpjeP7TVLgTvFXZF?= =?us-ascii?Q?OgJBoGtcJoaU4koq8SsfC8JpSbNRYOCvPnbn1t0iTsUo/HsKBqsM08BOOpeb?= =?us-ascii?Q?JMM0b0wMezm/TauC3DCT6g/P4ZdhdA0nMq+zR52ouqzC0OmXyo72Wtn3cSFu?= =?us-ascii?Q?PRShK70DQm1CypXw0V2NT7INgjHtAeuFICXN4iuCEkKbxH3O7kGRTP/+aIRh?= =?us-ascii?Q?LEgQ5BUpVc0l2C2wzpzi0u7yBa9/K2Zl2YT6l+wXn8ip6zkYr/Ro4BhHQ2+P?= =?us-ascii?Q?EmG4ICI4Qu9++XMsAJt3upPwZitn0ZmUjxmDXECGLuu+sYtMaMgVdJ014Mdq?= =?us-ascii?Q?FrrX/PXVitcTcS8OZxNdmionn6034XgrHaxHPv9OpAdwQ4uk409/tZytNSZR?= =?us-ascii?Q?s+n5CRsFxcfBoPn3B/Ez9A53BagcmhOKn9pQsrYdrnnQQwbKZgSdClUx0Q28?= =?us-ascii?Q?JUU6vOyYq3DRQMZ6bNTZghB5drZnu0F0JCfHh26/lanEG66yfM70XoGFjfIB?= =?us-ascii?Q?1Y8HBiLRez+A8fp2eJjYrvyBxmuTwOmdjbdUuFMttcjB6k7MfUhgoFHRu0/5?= =?us-ascii?Q?21ptJQ0o4M4zEffkBP7VqppyCtstorW7mLic7iA06qOvsIJC0WnUm5Y8j1+e?= =?us-ascii?Q?kAWhvE2b55RfrylzG4Vkba8nPiKnMzlt66BWG+MTKhKdAeBPKHN8MofqlgvB?= =?us-ascii?Q?9x+l0rJikw=3D=3D?= X-MS-Exchange-CrossTenant-Network-Message-Id: 45c50c25-dd49-4af4-98d6-08de5a500631 X-MS-Exchange-CrossTenant-AuthSource: LV3PR11MB8603.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 23 Jan 2026 07:21:28.2344 (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: ufJUam57AIkx2ze5B9BNAxBvvan4CpvEqAiWQBTgZbn2C/UGedM+teXMJ9zC2rFfPv8iE1ILkpkGv0IK4nCv9g== X-MS-Exchange-Transport-CrossTenantHeadersStamped: SJ5PPFEC87B8781 X-OriginatorOrg: intel.com X-Rspamd-Server: rspam12 X-Stat-Signature: 7ngwwma4p1ngmbq6kwa1yhkhn4w6dg1n X-Rspamd-Queue-Id: 1FB2520007 X-Rspam-User: X-HE-Tag: 1769152899-652069 X-HE-Meta: U2FsdGVkX1+yvBSFJ7K1BMYW4CEb9wm48DpWk+0nmGBtCHhPwcNR9SHUfRWusWVp/MwEh1u3AD+2oNph3+qsxuJ83xRTFVfWvIUpu88CAiZFXICD7MlbpWmGPJ7CJ1BNxwMrtuoAndRqhHM7l4NlK6QzhPaEVNSYYm+6NsQojdCLPTU3tnn3InL8zLFwOWZL/x5dHD2cOuXqTbp09401jgFIevmHEMMFQKSCkkWCEcExQjJKrpmi6ZH1mleWY2okvTv3hexWZCk6bZpn//nBMT195BS6uvh/KZjMmLbHCVeG5gBDnd+r/iEc7dSjd6XsQtsLJrCxpQ2OaOzGe8Q2i3mKuW9NaW55pyfD4pxZoQGxp3GIzxFGTzIC+D4/YiFYMBNEqdW4L5Ykv79lVoEMLQ7pO55TXC8mCMOC7qDowBRtcWsKi9ksbpTCYUz+ap/v/TnUu0xMTky7ywxfRRm4DrJMLIF24KNqwfgGs4bCGx0BiwZd4QHzJbsxw8p/vDY8fJWoSJ59xDNVlDYx4ADrhpuvmTpcoOQT4DoHO2/IC0W7eiinpAAIXiXnroIMQVIyklXwlwrCCMeJ2WUOw4CGsPfrWwOjKL45DLxOSh6mSRbGUaxPytnr0wgnaw+eq1ulFDIbGzP48KzCFV8XE9sl1uIgVoLzQwGEmERsAZspzPRyRCv74AgGADOPVV080nlLd20XpNUXF7oVKBKkKrMaWPhhjuURoi0uMnaUQ5K/ZsvMMH9pp8yULcPyyjO9W6MeJ1ws85Rz4OxALJ4PidVHe31UyUjx7bg6tZ+/Y0kcCa7EEziaCSkNOSKlpMXXJF00/0rlYFwnC2MY2xYmz7Hz1u6EsraUA4ys0F4CWY0KVXP5FvR7jmrjpJ+oG7n7o7LlcCt3NAPTobwP8XQUn6fQ2oP45vR4dXqlba1O/qPIs4ACqBrjn06qm2ESNguHmJISU6UPVZTYoiqjq7nLb2E Qs2/YUvE Z13lF X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hello, kernel test robot noticed "BUG_kmalloc-#:Padding_overwritten.#-#@offset=" on: commit: 4fad56bdb6b4c4bc0ea2d919df1ae4eef7b69919 ("mm/slab: save memory by allocating slabobj_ext array from leftover") https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git master [test failed on linux-next/master e3b32dcb9f23e3c3927ef3eec6a5842a988fb574] in testcase: boot config: x86_64-randconfig-012-20260121 compiler: clang-20 test machine: qemu-system-x86_64 -enable-kvm -cpu SandyBridge -smp 2 -m 32G (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/202601231457.f7b31e09-lkp@intel.com [ 3.646661][ T0] ** NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE NOTICE ** [ 3.647660][ T0] ********************************************************** [ 3.648834][ T0] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=2, Nodes=1 [ 3.651537][ T0] Kernel/User page tables isolation: enabled [ 3.653242][ T0] ============================================================================= [ 3.655191][ T0] BUG kmalloc-192 (Tainted: G T ): Padding overwritten. 0xffff88810006c028-0xffff88810006bfff @offset=8232 [ 3.657925][ T0] ----------------------------------------------------------------------------- [ 3.657925][ T0] [ 3.660319][ T0] Padding ffff88810006c028: 00 00 00 00 00 00 00 00 30 c0 06 00 81 88 ff ff ........0....... [ 3.662476][ T0] Padding ffff88810006c038: 30 c0 06 00 81 88 ff ff 00 00 00 00 00 00 00 00 0............... [ 3.664649][ T0] Padding ffff88810006c048: 48 c0 06 00 81 88 ff ff 48 c0 06 00 81 88 ff ff H.......H....... The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20260123/202601231457.f7b31e09-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki