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 AA19ECF6488 for ; Wed, 19 Nov 2025 22:35:35 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id C57616B00A3; Wed, 19 Nov 2025 17:35:34 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id C078B6B00A8; Wed, 19 Nov 2025 17:35:34 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id ACF1E6B00A9; Wed, 19 Nov 2025 17:35:34 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) by kanga.kvack.org (Postfix) with ESMTP id 9C9576B00A3 for ; Wed, 19 Nov 2025 17:35:34 -0500 (EST) Received: from smtpin24.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay03.hostedemail.com (Postfix) with ESMTP id 4A0F8BA782 for ; Wed, 19 Nov 2025 22:35:34 +0000 (UTC) X-FDA: 84128814588.24.A419A33 Received: from BN1PR04CU002.outbound.protection.outlook.com (mail-eastus2azon11010068.outbound.protection.outlook.com [52.101.56.68]) by imf23.hostedemail.com (Postfix) with ESMTP id 808B4140004 for ; Wed, 19 Nov 2025 22:35:31 +0000 (UTC) Authentication-Results: imf23.hostedemail.com; dkim=pass header.d=Nvidia.com header.s=selector2 header.b=OHtcrOZd; spf=pass (imf23.hostedemail.com: domain of balbirs@nvidia.com designates 52.101.56.68 as permitted sender) smtp.mailfrom=balbirs@nvidia.com; arc=pass ("microsoft.com:s=arcselector10001:i=1"); dmarc=pass (policy=reject) header.from=nvidia.com ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1763591731; 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:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=QYkgUiyx2OBmwpfniRctS/tjYwvXJ0RUUOZTKenATeY=; b=Xbu6zmHWO0jl7I5J/P18RUOZ1vFiVHismL59Z8xRUD9cubu96AWthe8CxGXxlVMW+9YMok p9tMrJ6A6dF0VYOQEIDGAOy1TfQWGzasWmT45L+7LaJ3ExePdNiUijQMAGWbxcFRYNZ70r ofwPB7Hh8IjWU/qeYSteSPLYkkXB7Ss= ARC-Authentication-Results: i=2; imf23.hostedemail.com; dkim=pass header.d=Nvidia.com header.s=selector2 header.b=OHtcrOZd; spf=pass (imf23.hostedemail.com: domain of balbirs@nvidia.com designates 52.101.56.68 as permitted sender) smtp.mailfrom=balbirs@nvidia.com; arc=pass ("microsoft.com:s=arcselector10001:i=1"); dmarc=pass (policy=reject) header.from=nvidia.com ARC-Seal: i=2; s=arc-20220608; d=hostedemail.com; t=1763591731; a=rsa-sha256; cv=pass; b=aeB2NiHtL4Z3GbXRKNb7OsIkMbLqqQWluXZ1x7wFWnSVbgwDLsTOjaLMLBgf1nM0CbOx89 f8xMgOkkOxyCo3Vz5yERmBjYuNoB/wgeYqwcKAuxPInvuZpEWQwuMzbLkWSQw7xaE9fP90 QDF7fsSAUQmFzRV6a1IZmqMUDoPAzVs= ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=rtTxvb/mO0M54/SFx9qBxZDC/kniASc+aQjUabUTgmNkaLH5yFZ9CQgvIWMnW6NbcDnYceqceG69s4yuOJLBVNIB2G4j31i1NQxGPqXK7aYF7upT2Irrfh3L8BvWxX7llG6wQ54fkhSI63JVLit0JaQBH3Pt9nnB0dt4itDss8bsSTorIDoBcSQ/YurxTMQNQZ7ThRewPeIsVfTtRwuMjiEtrs1zCLWcSCTeunz1p1LBYn6gK3iXZTjvjNZwzqVMVXJp0IS9LYDwSItPvjM0BwQRRRwtSblRqoVSr7Mh2sGZ7wMRGUtGExseA/OApx6QtqIgBc/mNaGwSwaHnUz+Zw== 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=QYkgUiyx2OBmwpfniRctS/tjYwvXJ0RUUOZTKenATeY=; b=ibCyNF2j1/hOR6ptVEgKkHn3xs8Ji7c12l9kD5HlKWrktUWYzfXrpU6UbkWKJEpbwe5l+jnS/99Pp6HBggZs3pRyUuaDjLmsmV5nH4ZTMHNzofAcgWGTisRksmpxnP7Bx0dLGD4ZzlzycSYCqeB/fHlmGNlERSfD2aq0sfgT/u7/3Cq5oF4WLEWawpJ59bOuSzdkKLr2LbB49cNO7rZGWv4kYYtn68GwWAsr7pcGINrjefQvYPT83sB8iY4Q4KCJ0r7GpxFv7oC/fpEu1+pV8HINFyL42si9rO3i/CxdqC62Nr3eeA/InKphs9CNbqXUfc3H8Dul2J/Gx6Lrkb94dw== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nvidia.com; dmarc=pass action=none header.from=nvidia.com; dkim=pass header.d=nvidia.com; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=Nvidia.com; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=QYkgUiyx2OBmwpfniRctS/tjYwvXJ0RUUOZTKenATeY=; b=OHtcrOZd877b5aFCCXHuVGENoYYiu8XHGSrEkDO1KOG+9ovBny7heQcSE9eYIHS6KEhcd2DiOQs/59z7SoYf4TkWedRPoiMV4I2gnHrSFLcLyktErkZ/BBHhQykEyAikghUKj8j03aDI03zta6gerVfpesrbYgapLAj1lj6wyQi1b3HWzLiWq6eUr//sprUshRiUEjOYoqPrvypCXaWIqg9JrSGkFVarvI1jboOIHuB0L0l3s2CzWLNrJQjgofQ6b1wTTPW0Yy4vkcfFlcWZlQy91Llv0EToN19qoXddlVydpKrR+4suUYo0ZLYXCWDaoCQxxF2X1GyVT7mw82Encg== Received: from PH8PR12MB7277.namprd12.prod.outlook.com (2603:10b6:510:223::13) by LV2PR12MB5920.namprd12.prod.outlook.com (2603:10b6:408:172::20) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9343.10; Wed, 19 Nov 2025 22:35:28 +0000 Received: from PH8PR12MB7277.namprd12.prod.outlook.com ([fe80::3a4:70ea:ff05:1251]) by PH8PR12MB7277.namprd12.prod.outlook.com ([fe80::3a4:70ea:ff05:1251%7]) with mapi id 15.20.9320.021; Wed, 19 Nov 2025 22:35:28 +0000 Message-ID: Date: Thu, 20 Nov 2025 09:35:24 +1100 User-Agent: Mozilla Thunderbird Subject: Re: [akpm-mm:mm-unstable 169/175] ld.lld: error: undefined symbol: shmem_uncharge To: kernel test robot Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Andrew Morton , Linux Memory Management List References: <202511200534.o4hsMNEt-lkp@intel.com> Content-Language: en-US From: Balbir Singh In-Reply-To: <202511200534.o4hsMNEt-lkp@intel.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-ClientProxiedBy: BY3PR05CA0034.namprd05.prod.outlook.com (2603:10b6:a03:39b::9) To PH8PR12MB7277.namprd12.prod.outlook.com (2603:10b6:510:223::13) MIME-Version: 1.0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: PH8PR12MB7277:EE_|LV2PR12MB5920:EE_ X-MS-Office365-Filtering-Correlation-Id: 274e497c-d729-4c57-25bb-08de27bbf09a X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0;ARA:13230040|10070799003|1800799024|376014|366016|7053199007; X-Microsoft-Antispam-Message-Info: =?utf-8?B?K0VROGpYYjhETFdCOGZNMDhyRWNXRHRNRkVtKy9FOXlFbjdHaG1JQldZaTgw?= =?utf-8?B?bWUrZE9rbTZUZURHek96bzlzZ0xwTTlnci9mK2llbVBDZFBXNWxLcE1nRjhk?= =?utf-8?B?dEphRUFrWi9iQXhMYkxyd29MSW9ZVy9jbGxrUFVsU3NXZzByQTRBUkhJemFt?= =?utf-8?B?REFhOVJqWkp5MWl5Z05ieTIybFo4YVdadDdWVjhOL2ZsSEQxcWFKRW5lYnh5?= =?utf-8?B?SkV3ZTJ4VnhId0FlQVNMa05qNGdrZFYwei9GVCtWWHEzQWxrYUV5V05IM09h?= =?utf-8?B?UTR0c2RtbkorTkZWSTY0VmNuV2lyaGsyRXhMZHdxVmRMV0Q2VytaYUhzLzF0?= =?utf-8?B?SjZVcmhzZWg0NDh3Ni9qMXJNMXlwQnQxamxyRWNUbko5RCtYMVdrQTdZQ25l?= =?utf-8?B?c1VBTXFVNmlYdlpRaWlyb29xRHNQMlJ2SlFFMzA4SDVSN1ZUQStTVnlBZFpX?= =?utf-8?B?T1R2WkJHQWdTcWdCQUxraVlQUE5OTjZVT3AyMWJGZG1nUjhzclFRMmhFNk1H?= =?utf-8?B?UnlHM0I3VFdmengxNzBaM1lPR29QWWh5Z2pWR3N1Tlg3S1NOWUlhS1V4NU5j?= =?utf-8?B?TnpFVDJzUmpHZ00xQWZ1eVkzUDJnakFST2NSckJxTFplZXFVZHc4aHlBcy93?= =?utf-8?B?bUdsN2kyZXY5NlV1ZkdpSDBuZTdQVDdYYWJwN0UxVTdiQllWQXVGb21EUmls?= =?utf-8?B?NXRvTUpnaTRDZVBjdUxKN05mL2gxNHBCc0QrK2dLSzVYZmxjenZibUdjSDA5?= =?utf-8?B?TERTMTF6K1Y2b1pwYkVjdGYzaFRvNWtKNWJKUlJXQnBVTXFjWERFRlJMK3Nt?= =?utf-8?B?ZlJrbEpUWFpONXdrZllQM2pGRlVDM1RMMWpFUmZkTVYzUnp4eTlDbUw4WTFD?= =?utf-8?B?azhsVDNUSy9tQmNUSGxNcWEyczZqUnh0d2U0a2JiSEdjOTZNN1JEbkNjcTAx?= =?utf-8?B?K2pOREI1czd6SXpLM1RmcUcwZXdUQUgzL0VZVGV1ZG5oQjhteDgvSVo0dHll?= =?utf-8?B?RlJZUEtxSnJVSXhxamE3bTVNZ1JFZ3FxL2VRenZPeGZOcEFvQktGcGNzSU12?= =?utf-8?B?QkNTdDIwWDFoSUxHUWRybjZaVWYxV3ZkQSszQ1k0N2dUWUxMYnRMRDdBZmxF?= =?utf-8?B?L01qWVlGaDdyOHE3Y0l5c1NWWTdyd1drWHloemFxdUxWcG41ajlHQUhsaEtm?= =?utf-8?B?K2p5TEJYOXNKWXFZeG9sbWovdHpIQ0hQZU5UR3F2bXZqOElmTkZpWENER3pv?= =?utf-8?B?VitFVHJITHNVMkxIOXdFMTFieHMvTklyQUVFNGNJa0FSUmlVSzZUMXlpb2l5?= =?utf-8?B?ZC9BYStZdGJFQkZqbFRUVjV6QTJJNitjcTdNQk50SUt2Z1BYdC9QMkJjUytY?= =?utf-8?B?K1lCR1dyS2pxN3VLSWpQS0dQVWhucUlsSDh6UGQreS9ZNUZTZy82WWhVc2ZO?= =?utf-8?B?ZEN5UXlOU0pVbkdoY1pXdnNxQTZXM3dqVFFSRlM0dHN5dWtFVkxkVSttYUMr?= =?utf-8?B?RU5keUJONmNHeTBwL0xtdkFxSHNQeG82TWZmS0FNc0lYMW8yZ2FtTHpDQjZs?= =?utf-8?B?MStQbmlTTktIZlltTi9Id1FGZDVwRWZsWnlYR2lwVnZkWFdIUkNuUDJUMGxr?= =?utf-8?B?ZGtKRS91aVFDN2RTYm16RjJhazRVYTNyZEl2ZWFTRFRaalorMXcrTFlxQWVY?= =?utf-8?B?c1A3ZmwvVXFiOEVBL1IvdXc3VFgxUGNBNjRSKzU2aTBQQksyYmpmaG1Rd2JK?= =?utf-8?B?Mnl0azBSUERlNVNncTg0VFI2eEI5blZwbVA1QVJTTVZuU2x3elMrMmlENHVB?= =?utf-8?B?NHBWNU8zMUNKOUtHQUFuRFRDVWJKWUc3eUVUQk9pKytXMVdaMHR1Q0hzOU9l?= =?utf-8?B?aFRLNWpQRWFNTHdGNzd2bGlzazFMbzAzNmZrOWhiak95cFVlOGRUSDFBNThl?= =?utf-8?B?NktwQjNQS2d1Z0RyRFdVZnI0NU9aQmZHSi9oOWNJMXcyWTVzRW8xSDRVVmJQ?= =?utf-8?B?UlBzcStlQjNnPT0=?= X-Forefront-Antispam-Report: CIP:255.255.255.255;CTRY:;LANG:en;SCL:1;SRV:;IPV:NLI;SFV:NSPM;H:PH8PR12MB7277.namprd12.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(10070799003)(1800799024)(376014)(366016)(7053199007);DIR:OUT;SFP:1101; X-MS-Exchange-AntiSpam-MessageData-ChunkCount: 1 X-MS-Exchange-AntiSpam-MessageData-0: =?utf-8?B?bG0yMTErTGlvT3FkY05CY0dzbVV6dyt0ak9DUEpLbDhBazFJNnRHMjVwNlFy?= =?utf-8?B?b0dhbHpidmpmZmVGVFBIejJjbGN0ZkRNSUVpTnZ0OFRTNG50Y2FYZ1I5NEVE?= =?utf-8?B?bjR4anpScFZRUnVwS01nS1dyQUN0R1hMTjNGTDVjclRMeVJFeDVYOFpscGsw?= =?utf-8?B?YkI3eWl4b1o1clZ6UFFVWFkwYkZ5TjZxUEpjMEJLdi9qVDRnZzVyNFh0UkhL?= =?utf-8?B?alRtbk12UXNaeDBEcWxzTG11elAzRUpvSEh5bXg3NjhXM2tqWmdFRkR4bTFv?= =?utf-8?B?OVhXNE9Gd0lhSVZnZTM5V09xUlZia21zN2xTcUJTVHUzejdid0x6alJiaFRj?= =?utf-8?B?ZEtZblYxUWdaNHR0bFJ4NmFncHU5aE9OdXRrR0tQUnIrYkFEM1RWcjAreFdR?= =?utf-8?B?b2NGVTFSUUEzWmh5WmJvWXBpSVg4S3o5bFJ4SUs4ekZGQkp6TE5TM0FOVGFq?= =?utf-8?B?NzVnTlZDd3h3TVZkajlRR0E2cGNSUWNaT20yNmRscDdOY0pLanNlVFRkaVlt?= =?utf-8?B?YXlpd0lCWGw2RHFjWVRWNzhFQjdBZnJJaWx4Z0lxNlJMdHFJbkZDNXplN0Nr?= =?utf-8?B?MUJyRnRacVpTR3h0Qzl2VzV4M1hsUlRoVVFiTzVscHp0OCtXQ0lqZ3JuN3Bi?= =?utf-8?B?bmtOWTVJZnVVNHBIN251N3o0MWNXQ0wvQU5hMlFuQnVkVFFDazluVEJJUmJC?= =?utf-8?B?cUN3UnRwQUk4UC91MERRaU9HbHUxLzFqOGtxRk1xZXNWaWx4OXlSZFF6NUVs?= =?utf-8?B?L3N2WGlyeHRvUHV0bkRGOWR4bDllSnh4L3JpWTNZelVvbm56aVZjNFI4OW41?= =?utf-8?B?a2JIVG14V1JZTUw2L3BPSXEwT3hFbWtsZm9RQm5pV3FHcjhzR29TRVl5ejRO?= =?utf-8?B?SC85UEtCZnZBNk5YNUFXNmN0TnYrQ2sycnhmQ1NkT2xHZWh1Yll3dkFKY0Fa?= =?utf-8?B?enVzbnRQNTdRK1NCN0dxZFVodUhNbDI3NUdXSmVyb0xwWjNFRVlyNlgwWGsy?= =?utf-8?B?dGdpSFEyN2FURzNUVHJwbUhuMzdPcTZScUl0Zyt0RDFyYVVQZkd4MW5waExl?= =?utf-8?B?MXB4Z3BmQnVjdmV2WitCTlR3dUNldXBJVkJTSmpxUUJtL1YwSjdXRXlNZWZo?= =?utf-8?B?Q1F6eTh1VURVaWk5NVpNM3pjWHVsQ0d4MlpGU3RRTFlYMEJNWnUzcVlqUFkw?= =?utf-8?B?NVhhM3Zqb0QyL1ovSGl3QncvU2xuZmZlZHNjNEZ0eVoxMSt2WHo4WERqbjhO?= =?utf-8?B?eThvWEx3Um43U3h5UmNzSUphTzRrZVVZVU5WcW5Ock1qVmhiWUtYQmpRL3RP?= =?utf-8?B?MUlWakdtZzZ5OGRjWUxLVXVRY0Yxdk40aGtNOGo3bWVSSTBoRXc2dzEzazU2?= =?utf-8?B?Q3F0azJoNlNjbGgzQVVoQjA4K2Eva1NuWXNNOHdJejJzclY1VGJyRjhiaUVv?= =?utf-8?B?bmNvYldhb3pFN0pMRzNMYmVyTmU0YzVVZ1RFaGlrYzFSb3cva3RQN0gvTnRy?= =?utf-8?B?bndrNkZ4V2ttYVk4ZW84bVNnM0lISTBCN2lYQXlpY0VBRzNZNk4rZ1FQOWhx?= =?utf-8?B?ZHlwU1dlanJndUt2UE1qWjdaM1l4RWprcmxRRUJwQ24wSlNvZEpnMFpsYjRI?= =?utf-8?B?RHlRcGF0czVQbXVjWU5SVG5BcXM1ejBvY3lGN21NSVdmR3U0T0RJbm45cUZE?= =?utf-8?B?b1FMeHUvZWMxdGFsc1puRm5PdmFzWTJXWXAwcHVXTXFudm03eG1OT1hVallU?= =?utf-8?B?Sk1vVHNEamxBZU1vVFp4a3B3ZEtWMGRJNGN6WThEaXJJTXJQaGNaeEl2dVI1?= =?utf-8?B?MnFpdEFOWTAzcmxaMUpWeUxCQVo5dG9BSTBlcGwwcXB0QnNpTWJBNCtsWWd2?= =?utf-8?B?SVo5aTNKUlF0Y0g1YTBxeGFWeXM1eGxRbU5BS1hEbENWWlZIbDJyK1pydGEw?= =?utf-8?B?Sm5HOTkwSzBXT25QVWdEdDhWaUZYNXhUeHlQVzNkOHpONnpQc29WdlR6Zzkx?= =?utf-8?B?WHpwYldiNDFFVzVrSUVCUlkyRnQrWWkrL1paTzlKZGhsaFNWTUxIeGNpalNt?= =?utf-8?B?RnFOQzB0dStKYmIrZkxMUnlXckMybkdwODVOQVJ6V0J1M2FoVjk2ZUhFOWxT?= =?utf-8?B?ZXB2RTNHWE44eWdlbHQ3bExuakJGMmUvN3VuNUJZbEwvTndrZnJCM2pxNW9K?= =?utf-8?Q?KQHL2FgDGWesXCVqfiAeftGR3BiNODNOnJSkZS+/p8XT?= X-OriginatorOrg: Nvidia.com X-MS-Exchange-CrossTenant-Network-Message-Id: 274e497c-d729-4c57-25bb-08de27bbf09a X-MS-Exchange-CrossTenant-AuthSource: PH8PR12MB7277.namprd12.prod.outlook.com X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-OriginalArrivalTime: 19 Nov 2025 22:35:28.4238 (UTC) X-MS-Exchange-CrossTenant-FromEntityHeader: Hosted X-MS-Exchange-CrossTenant-Id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-MailboxType: HOSTED X-MS-Exchange-CrossTenant-UserPrincipalName: f5rkXpRdac3x+dBgwSxqu5fyR++fKysfyADW+dWEvnsGV5qDnLOBhVhrKz3gQhvi8ufRBA/7r0c6xNdnsT9CqQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: LV2PR12MB5920 X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 808B4140004 X-Stat-Signature: jmfymqoh6azs8fxgbe6d6aj3n3dur3h5 X-Rspam-User: X-HE-Tag: 1763591731-878136 X-HE-Meta: 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 zF5yPVJr 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 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: On 11/20/25 08:26, kernel test robot wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-unstable > head: 102494e6776f316b6cf2924976681d790f278cf1 > commit: 9a655bd0773b41af6d8515502de102544f3ec4c1 [169/175] mm-huge_memoryc-introduce-folio_split_unmapped-v2 > config: i386-buildonly-randconfig-002-20251119 (https://download.01.org/0day-ci/archive/20251120/202511200534.o4hsMNEt-lkp@intel.com/config) > compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251120/202511200534.o4hsMNEt-lkp@intel.com/reproduce) > > 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-kbuild-all/202511200534.o4hsMNEt-lkp@intel.com/ > > All errors (new ones prefixed by >>): > >>> ld.lld: error: undefined symbol: shmem_uncharge > >>> referenced by huge_memory.c:4053 (mm/huge_memory.c:4053) > >>> mm/huge_memory.o:(__folio_split) in archive vmlinux.a > On first glance it seems a bit strange since I did not change the use of shmem_uncharge, the computation of nr_shmem_dropped did change. I see the config has CONFIG_SHMEM not set, I wonder why this triggers with my changes only. I've tried reproducing with clang-21 and the provided configuration without any success. My command line was CC=clang-21 and LD=ld.lld-21, but I am going to try with the script mentioned Thanks for the report! Balbir