From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from MA0PR01CU009.outbound.protection.outlook.com (mail-southindiaazolkn19010007.outbound.protection.outlook.com [52.103.67.7]) (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 0089E3446AB; Wed, 4 Mar 2026 17:52:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=52.103.67.7 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772646735; cv=fail; b=oB2a4kqvG1CV9LvNOkTmPJnzFW6VqeP/b0CD4Yf6UooFIWV51A371x9Z8cntGtJ1LxL5EdEMSzi8E/i/BAJkdwhmXNEROE9eRw7URwoTLy456foLFkx7SA5GEXzuKyuZHVnjYuG/I8t/bwpCUMJJWSiCEEZDMkTjSKabV3a0pjs= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772646735; c=relaxed/simple; bh=P8GsN3RDLlmEp6Xzl1stIZ/81M6eTc8z312os1xw+7g=; h=From:To:CC:Subject:Date:Message-ID:References:In-Reply-To: Content-Type:MIME-Version; b=U1AcUUAkxqyECT4p8LFt8mO77s0SNfM3TNpyoXaDji1JZSAMcRl4Kh9Z2IX2zdO7y30l+317nqOkY0yaz99HY5f8/up9oaIu7SvU7L6nb4CqVmwczOKzrb9fp0rr3XaJtRal91MbMxmhsbwBv2Cr34aEjTaShYuNuSwwqUtyeW4= ARC-Authentication-Results:i=2; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=live.com; spf=pass smtp.mailfrom=live.com; dkim=pass (2048-bit key) header.d=live.com header.i=@live.com header.b=mNY5QXaA; arc=fail smtp.client-ip=52.103.67.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=live.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=live.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=live.com header.i=@live.com header.b="mNY5QXaA" ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=xoJ5WcGazqQaYc90b2/dlIkk4dSoKXSaix+a5CfajJR74ygAfPGS05fmEBz5Cdj8aPG09MD8wtKx8wFPgw6x3pqNbK7p2quIJm+juOJ/eHKihSTdZboNx5l9DQMgj/q0mV2ZtbIhUr4H/IgjBgT3624Dkq7BJzSzMrLs8GvfjFfPav4Jd1M3E2XBHlRdZ2zH9amu2F/do+6RcTjlMPIQK3M4HJj8neQ3sgdmWoQQuVZsrT1GcuzoYoQ2whiE7gXRjN/CjOUy/PehpLzXS9PDbV9VwS7h75CYgMFq6g2Zn04hlx8oqSpQPHYugJOSwXTPe2MrYIS8uJ5LYYqqOq7a5w== 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=P8GsN3RDLlmEp6Xzl1stIZ/81M6eTc8z312os1xw+7g=; b=Xh53JepnIpKKOQ0AVVbGuO68eNHHRwtlPchIUAuf84lCpsJZML21hkkATK2g8dIeKwa8YhNL5L2Ap8b191gYG1HBmnlr3/43CQCVjDy+cXq9WX/MC+TB7x/FqqdmgQluAo4frDDPklxttvi6Xcp8KvMpKKKMpV4bBH2PLIMNfRuwvv4yQyJhH2WKC9JFCK65tbRqcjjrZCK94AMxrjPd+eVuyMCk0x6m97cPsRavXfwr1LSHzJ7BCdndCOS2ZMKynzdzLUHdkCr2j5tiooVN3QFh3yzpFJnhVIl6AsYRXA+2/XTGPEgMPdkQmdpAGvQ+mwrwJhTLZp6Z2TigBYUEzQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=none; dmarc=none; dkim=none; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=live.com; s=selector1; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=P8GsN3RDLlmEp6Xzl1stIZ/81M6eTc8z312os1xw+7g=; b=mNY5QXaAcPzjAa/HXJJe3yK9XRDPhBe7nG7hbf1pJdaTiJbhuqKaugZaz7uWTvQWPDwtoiq7nz3GNlfrMdckugmqXcQ9unrc7a2rxt4IPdgjwnzMlmvmwQ1QY+ksoUJFBPc7iKYEwBZ9kH7AUhyV2FPNVEXA32O3DFR0vFlOFjWI8UXJmjs2BLYTUbjIdks+2uQMCBvc8oOMxemBidH0ycduD86SeOd4bmTgzY9W2vSycVmYY0HPE3Rcsweq4W7sxdEcIDnw2tqUE2OgfdaI4icnfA92DJCAyOgnVz0jqzrY2N1k6EkErJNkITgpKoIaWiO0CHXhNOirUOSXiV2AXA== Received: from MAUPR01MB11546.INDPRD01.PROD.OUTLOOK.COM (2603:1096:a01:19c::18) by PN1PPF570520B79.INDPRD01.PROD.OUTLOOK.COM (2603:1096:c04:1::415) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9678.17; Wed, 4 Mar 2026 17:52:03 +0000 Received: from MAUPR01MB11546.INDPRD01.PROD.OUTLOOK.COM ([fe80::1fed:9b0b:69b:9295]) by MAUPR01MB11546.INDPRD01.PROD.OUTLOOK.COM ([fe80::1fed:9b0b:69b:9295%6]) with mapi id 15.20.9678.016; Wed, 4 Mar 2026 17:52:03 +0000 From: Aditya Garg To: "zohar@linux.ibm.com" , "akpm@linux-foundation.org" , Harshit Mogalapalli , Greg Kroah-Hartman CC: "ardb@kernel.org" , "bp@alien8.de" , "dave.hansen@linux.intel.com" , "graf@amazon.com" , "guoweikang.kernel@gmail.com" , "henry.willard@oracle.com" , "hpa@zytor.com" , "jbohac@suse.cz" , "joel.granados@kernel.org" , "linux-kernel@vger.kernel.org" , "mingo@redhat.com" , "noodles@fb.com" , "paul.x.webb@oracle.com" , "rppt@kernel.org" , "sohil.mehta@intel.com" , "sourabhjain@linux.ibm.com" , "stable@vger.kernel.org" , "tglx@linutronix.de" , "x86@kernel.org" , "yifei.l.liu@oracle.com" , "harshit.m.mogalapalli@oracle.com" Subject: [SEVERE] Re: [REGRESSION] Linux kernel 6.12.75 fails to compile with -Werror=implicit-function-declaration Thread-Topic: [SEVERE] Re: [REGRESSION] Linux kernel 6.12.75 fails to compile with -Werror=implicit-function-declaration Thread-Index: AQHcq/1MJ0ZQ8kX8tE+l5S0JLRjgyrWepzvN Date: Wed, 4 Mar 2026 17:52:03 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-IN, en-US Content-Language: en-IN X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-messagesentrepresentingtype: 1 x-ms-publictraffictype: Email x-ms-traffictypediagnostic: MAUPR01MB11546:EE_|PN1PPF570520B79:EE_ x-ms-office365-filtering-correlation-id: f6672827-9451-40fe-de58-08de7a16be3f x-microsoft-antispam: BCL:0;ARA:14566002|51005399006|14091999006|6072599003|461199028|19110799012|15080799012|8060799015|8062599012|31061999003|1602099012|40105399003|4302099013|3412199025|440099028|10035399007|102099032; x-microsoft-antispam-message-info: =?utf-8?B?WXd4QlY3bTNpY2pDN0t2Tjl1Y3pwdVZhMndhQkNsL2RMQXl2Yzhmczk2bjJj?= =?utf-8?B?bVk4dnZNVWI5VnVBWlVwbjl4UFJZU2hMbkIzbUQzZDcvd2dvTElGeVV6d1JX?= =?utf-8?B?YkkwMGN4OTZiY2ZpMGNLbGYyQ25YR25Qbm1sY3hxV0FFZDlsNzRBZWo1WjU4?= =?utf-8?B?REtPUWx0elBCUDRCWDhEL3pLM3JYSVpsdzhiRWpJREgxbGYzL3B3UmVaSmFn?= =?utf-8?B?bkcrRUxwNjJBcHJrdi9oNUpjUVM1YmZxUGQwbFEvMW9VY2xjUG9IY294bUpL?= =?utf-8?B?VjlWRU42bzRDajNpTWY5YkppTW1JVVZBc3llUVRYVk9hNHY1c0cwT1NPOXoz?= =?utf-8?B?WVA0SUE0d1lYWWxYczl0dSsrTG5DNHdmV3BHcUVodTJvcTNtd3pvZzhvdmZD?= =?utf-8?B?VXdDQUF0NGJSelZuY2RaZnFRc3dYWGNaYUMwSnJpTjRVaE5YUSs5VXh4K3Nx?= =?utf-8?B?Tk9hL0tqbEJibHlSZVFFYlNIQ2FjNHpKVEpZZTZUL1N0TmtPUGVJMWdvbW4x?= =?utf-8?B?UnlWWDRLSkhmQzZQLy9iMFdzOVd6eHl1Ui9OV2xzR2VnYkpMNjc3ZjFkaExE?= =?utf-8?B?RzBxR1o0MjVHZitDY2dxbzM0U1Zib2ttY2cvb1IwdFUzK3FUWFdIeFBFRTVK?= =?utf-8?B?aTRmcjY2L25KZ0ZTTGdXNmp4YlQ3dmllaHdzVzlKM29aM3lIWXNSbGVEaGtu?= =?utf-8?B?TDduY21UbzFCenNjK1RiZTBueUlpTnl1bEZPbFNhZHZFRTI5MUdyZVV6OW5M?= =?utf-8?B?U0FPVVlWWWJEZHE0VTk4S1Yrem9RZWxCOHBEc2xMODdUb1hOWjhuNzA0NGhj?= =?utf-8?B?bWRmZVl2a3B4WGVRZzgzOWl5bmtPSUdPak5ETUtvMEMrRk1YVFA1YU8rWmhU?= =?utf-8?B?aWw2TmFvcEl3Q1E3VldWUnIzZWQ3emQ0UE5RR2UzMmRIOTJ1cjEzOFpqUjV4?= =?utf-8?B?U3ZFMTFkZnBiTmYzbDFjVlRTRG1Ta2hIQlhLRDBEOTNZaGYxbmswRlB3UTJv?= =?utf-8?B?QUgxU0tvQ3NYcG51czV0aENVOFV1bVM2a2VJSjRDSnkxamRrZHdnSHhoZFR4?= =?utf-8?B?aFNZZVpNUEFXUlZ1ZnJyZTdZR1FJMldPU1lERHFWSjQ3TFNpcDg0VDkwQXJl?= =?utf-8?B?Q1NzaTc0dWtzbHpDdFNESnFQK1lleFJJM3JRR2lzYlZQdUcxVC9wT3VmZnBC?= =?utf-8?B?VTRXZzVVZ2Y4c3BYVUZuZzVya1dydEZEZWxDalp4a1ltbHdOWjRkNjg1Ykl0?= =?utf-8?B?Sm1vVDM2b0w0V3BBZFBwdCtzQmozWEdtK1dZUXUwVElPZWh1ajhvcVRaRGhK?= =?utf-8?B?VVZuYU9YdmR1LzdXd09Nc3NrS0Vzdmw5WVRiZjc3OHFHNUsybU90VnMrYUxM?= =?utf-8?B?eDRjSEE2VEhGMEpobnowR1JKMkFFbmFkcHR2a2FOOE9HWHptUlM5THQwakRi?= =?utf-8?B?NWd6ZFgwUnU0YWVVTDM4SmpINm5jdjJ3azZXNkVmVW0xcDZZMWEybkNiTmpE?= =?utf-8?Q?Bp6uqU=3D?= x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?utf-8?B?Y2Z3b3JKeDBwRmxGeE4zY2JIa0lOM2NmdEFsdTFQdk1PVGx0UW50ZCtSUHh1?= =?utf-8?B?dzAxMnR0ZG9mZ0pXd3RCTDNBbFovdm54QzVnNFB5aTlwK09wUFEwcytWeHN0?= =?utf-8?B?OTRPUGZ5ck1JNExTWVZIRUZlOXlxbGNWT0RYY0YzOHQvTzdMbHhSSXdoZFFz?= =?utf-8?B?WHJoNVRBQzh1dmdlYWZ4aklXT2xlbWNqNGxVZTd6dWRnK3hhOXlSNnloWUdi?= =?utf-8?B?UXQ1eE5pMEhtekw2Yi9ZckFsKzZWQ2RGT080NU9xNkZmVHpSakNWR3lqUVhp?= =?utf-8?B?aEVFSW9QZk5lZlY4Yzk1bVdpdDhSU09lRllQTnRaVXNZazdHZDlNZDFNMTFt?= =?utf-8?B?YXpSV1g3NkFTRi9jRHpxeHZVS252eEVQcnRNMXZlcHpEbjlDSjNXdGlEWjAw?= =?utf-8?B?WHZ5OU90THdLcXZ5cHJFRnRyVDZIZ0Fha0dkWitpT1RCcTlxSjEwUzVOU1pU?= =?utf-8?B?ZnFMRjNMK2dkQlk5anhaQXZPUk9LcnVjTG1YTlQyTXpSSU9HNmUvVVFhL3BV?= =?utf-8?B?RnBqSVF5MnUrRjc3YUoycnk1aTB3NWRTZm02MXFEdHAwVENBMzlzQkpnWW5k?= =?utf-8?B?dWUwRHNGNzFhUGFLaHVyRXgxZWVMQW8zbk5YWEFITzk1VXZIUVI1Vkt2Rnhw?= =?utf-8?B?OTJVZnp5Zm43elV4d3liU1M5b2NlTXdUOUFyMFNISjB4S1lLazhmeklaOTJU?= =?utf-8?B?OG92RTg5by9MY0d0K2Q2U1RENFEwWC9RSWhtc0VkcVQ0UEVNaEJzWngxUjRH?= =?utf-8?B?QnRkWkFZcTV2bkN4OTBYQTNtS084c1JiSlZOTi9vWkd5anFUYUMxVDMxcG9H?= =?utf-8?B?ckhzRTlZQnc4YmFhRjFkKythL2FBanJXMkp5blg5SWVGR2p0Zm00dzMyeHJI?= =?utf-8?B?aVdvV0g5UVJnRHlaeGlsdGMxR2c4Sml2aGd5UlVSWWNCWUd2dEo1RUdoQ3do?= =?utf-8?B?NUViMTlieEsxMTZhc0xMRGpKd0VLQm51SDUyZEtteGlNTUpiMjJLTTJiRzhX?= =?utf-8?B?MitnR2lFcFRzRDMzSU1iN2NCRjNENWNFSW13WGpmOFlCQzArS0R6MU1EMGpJ?= =?utf-8?B?cC9KQm1pcGdod3Q3ZXZraGRiMDZ2d3d0cW10RnJ5a3VXV052cFVmWG9OSE8z?= =?utf-8?B?c2NpRUtvTFRvbkR6Z3hXaFFPZy94YzQ2M1RrbVZrOFVjaThDSmR5T01jb2hh?= =?utf-8?B?TmU4Q0RJZW1Hc2RQeDVvZEwzRXJZYmFhMnNCaVg0eHhscDE3K1haZk9RSXV2?= =?utf-8?B?ZnUrQ3FiSW9RSzVLU0t6VEtpeTlIUW9NYzBZZjhtbEI3azgvTHM0bzBLcWE0?= =?utf-8?B?VjE5WVl4RzFGcnJNbnRiZU1CQTdEY2wwSWtTUDFNVzl6MUNmWktvNzVIaExG?= =?utf-8?B?WStKd1l3YndqQUNBQ2pJVnVjZkhZOERpSjBCbmc0c3hTQkFpYU84dHNZeU9X?= =?utf-8?B?WUQ3NEszNnVxT1h4WGRoK3pWQUVvY0hWWm11bFVsdzVKR0FzUTY5WnB5M2VL?= =?utf-8?B?Wkk4Z3VGMFI2U0J1S3JJUUErV0Q1enRyV3lPM3VUb0tZWE94MUlUOE82bEtz?= =?utf-8?B?OEdrbWRrTDdSSVhMUlhENWE0SDFwRzNQb0dRWGt6TWgybU5CQ28xQS91VmJH?= =?utf-8?B?WkxsYXEyOG52WGRpSnFsNndmTkpRd1B1d1daekhDb0JPVkdXTGZUR2V4SnRK?= =?utf-8?B?cml5TERTOXFEazhibjZiNG1jUkh4WXkzcVlNVWlvOFUxSDYzOHJUaXJhRzU2?= =?utf-8?B?ZUpzYUpKN2RGRE9ZdHFUMVFlTGxOU3BDM3lOSDRkdDZ4NHp3aFF6NkgvUUFR?= =?utf-8?B?YldRT1FwK3BTR0g4TXpyM2QzdkNQd3BtOGxwVmpXbW82UHBGZ0VPd0NRWStR?= =?utf-8?Q?73wquw5TJfzln?= Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-OriginatorOrg: sct-15-20-9412-4-msonline-outlook-63b91.templateTenant X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: MAUPR01MB11546.INDPRD01.PROD.OUTLOOK.COM X-MS-Exchange-CrossTenant-RMS-PersistedConsumerOrg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-CrossTenant-Network-Message-Id: f6672827-9451-40fe-de58-08de7a16be3f X-MS-Exchange-CrossTenant-originalarrivaltime: 04 Mar 2026 17:52:03.2840 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 84df9e7f-e9f6-40af-b435-aaaaaaaaaaaa X-MS-Exchange-CrossTenant-rms-persistedconsumerorg: 00000000-0000-0000-0000-000000000000 X-MS-Exchange-Transport-CrossTenantHeadersStamped: PN1PPF570520B79 TG9va3MgbGlrZSBrZXJuZWwgNi4xMiwgNi42IGFuZCA2LjEgc2VyaWVzIGdvdCBvbmx5IG9uZSBw YXJ0IG9mIHRoZSB0aHJlZSBwYXRjaGVzIHNlbnQsIHRodXMgY2F1c2luZyB0aGlzIHJlZ3Jlc3Np b24uDQoNCk1hcmtpbmcgdGhpcyBhcyBTRVZFUkUsIHBsZWFzZSBmb3JnaXZlIG1lIGlmIEkgZGlk IHdyb25nLg0KDQo+IE9uIDQgTWFyIDIwMjYsIGF0IDExOjA14oCvUE0sIEFkaXR5YSBHYXJnIDxn YXJnYWRpdHlhMDhAbGl2ZS5jb20+IHdyb3RlOg0KPiANCj4g77u/SGkNCj4gDQo+IEkgZm91bmQg b3V0IHRoYXQgTGludXgga2VybmVsIDYuMTIuNzUgZmFpbGVkIHRvIGNvbXBpbGVkIGluIG15IGF1 dG9tYXRpYyBidWlsZHMuIFRoZSBjb21waWxlciB0aHJvd3MgdGhlIGVycm9yOg0KPiANCj4gYXJj aC94ODYva2VybmVsL3NldHVwLmM6IEluIGZ1bmN0aW9uICdpbWFfZ2V0X2tleGVjX2J1ZmZlcic6 DQo+IGFyY2gveDg2L2tlcm5lbC9zZXR1cC5jOjM4MDoxNTogZXJyb3I6IGltcGxpY2l0IGRlY2xh cmF0aW9uIG9mIGZ1bmN0aW9uICdpbWFfdmFsaWRhdGVfcmFuZ2UnIFstV2Vycm9yPWltcGxpY2l0 LWZ1bmN0aW9uLWRlY2xhcmF0aW9uXQ0KPiAzODAgfCAgICAgICAgIHJldCA9IGltYV92YWxpZGF0 ZV9yYW5nZShpbWFfa2V4ZWNfYnVmZmVyX3BoeXMsIGltYV9rZXhlY19idWZmZXJfc2l6ZSk7DQo+ ICAgIHwgICAgICAgICAgICAgICBefn5+fn5+fn5+fn5+fn5+fn4NCj4gY2MxOiBzb21lIHdhcm5p bmdzIGJlaW5nIHRyZWF0ZWQgYXMgZXJyb3JzDQo+IG1ha2VbN106ICoqKiBbc2NyaXB0cy9NYWtl ZmlsZS5idWlsZDoyMjk6IGFyY2gveDg2L2tlcm5lbC9zZXR1cC5vXSBFcnJvciAxDQo+IG1ha2Vb Nl06ICoqKiBbc2NyaXB0cy9NYWtlZmlsZS5idWlsZDo0NjY6IGFyY2gveDg2L2tlcm5lbF0gRXJy b3IgMg0KPiBtYWtlWzVdOiAqKiogW3NjcmlwdHMvTWFrZWZpbGUuYnVpbGQ6NDY2OiBhcmNoL3g4 Nl0gRXJyb3IgMg0KPiANCj4gVXBvbiBzZWFyY2hpbmcgYSBiaXQsIEkgZm91bmQgb3V0IHRoYXQg ZmFpbHVyZSBvZiB0aGlzIHBhdGNoIHRvIGJlIGJhY2twb3J0ZWQgc2VlbXMgdG8gYmUgbWFpbiBy ZWFzb246DQo+IA0KPiBodHRwczovL2xvcmUua2VybmVsLm9yZy9hbGwvMjAyNTEyMzEwNjE2MDku OTA3MTcwLTItaGFyc2hpdC5tLm1vZ2FsYXBhbGxpQG9yYWNsZS5jb20vDQo+IA0KPiBMb29rcyBs aWtlIHRoaXMgc2VyaWVzIGl0c2VsZiB3YXMgbm90IHByb3Blcmx5IGJhY2twb3J0ZWQuDQo+IA0K PiBJIGFtIG5vdCBzdXJlIGlmIGFueSBvdGhlciBrZXJuZWwgdmVyc2lvbiBpcyBhZmZlY3RlZC4g SSBjdXJyZW50bHkgYnVpbGQgNi4xOSBhbmQgNi4xMiBzZXJpZXMgZm9yIG15IHVzZS4NCj4gDQo+ IFRoYW5rcyENCj4gQWRpdHlhDQo=