From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.17]) (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 60B3813B7A3; Mon, 16 Mar 2026 21:07:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=fail smtp.client-ip=198.175.65.17 ARC-Seal:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773695242; cv=fail; b=nZ3ufcVdh+7lckeTGBhcbvc+tqGEGZGwenJm2E0uLt14gWxuCRt0In6N0/eUl6SvvJEtKaCT9+tb+f9h0rxJhhCR3+Dz2K6ye1IYkhuFdXTo4XKEMrwaQ9xRWcEWAlMHFiXA2JoNz5zaoOBG1YKv4fEOsGosU/rRlQA762pjatc= ARC-Message-Signature:i=2; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1773695242; c=relaxed/simple; bh=Vy+3VYFJS+13MdVxF5vET3xihlWE5yZk00O347xPSxQ=; h=From:To:CC:Subject:Date:Message-ID:References:In-Reply-To: Content-Type:MIME-Version; b=eQbwWafwcrWxn7bo1WGttvkR9IMdbpriBd5ZoBl3heJcx0vIGhejgUuF69zKHDyTUZ1JNIHnbPUSViLF+BWWoWz1xjCGKEtLnnPAfXEaYASDxLCm6n4Jmckr/vhoBHRlpBTSImFavWTc+syk4eXc73CUpWJR7k/gICfUdrvKxLU= 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=LmpFstqf; arc=fail smtp.client-ip=198.175.65.17 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="LmpFstqf" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1773695241; x=1805231241; h=from:to:cc:subject:date:message-id:references: in-reply-to:content-transfer-encoding:mime-version; bh=Vy+3VYFJS+13MdVxF5vET3xihlWE5yZk00O347xPSxQ=; b=LmpFstqfEdC9g6BafeV7NlurroIvixL7CIieHB8RO8eJ4Z6A67wGHMe3 yE0qGRvGMlUGAL01odwiluCCVzUsTts9wyuHS9At8O5K7BqZGQO14QN/E OOEbmPgc95oLuZBqd9tFGzVxWpwJ8evF6BjT0tkZG+k+F5o85ghrubDqb uJT4qQhNcfooKWAPWdQctJ8xYqBFWk2KssJCOFDG80x6hOd98lf/GBpoc +hBO27YTjWmntT+N62esZrUdMdJFJtDYy/uaKhtZnQeqtwBltmnOWFPyy 1TpIceHCjMNeR6FSnW6F3LrkJj7OrJkw1fUJ2IF6v23ZGdALRhy4jmbGe w==; X-CSE-ConnectionGUID: mta/FZOeQKCVgy8rAysXOA== X-CSE-MsgGUID: hqFj9qZxQs2n3IaykL4qsA== X-IronPort-AV: E=McAfee;i="6800,10657,11731"; a="74694320" X-IronPort-AV: E=Sophos;i="6.23,124,1770624000"; d="scan'208";a="74694320" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by orvoesa109.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Mar 2026 14:07:20 -0700 X-CSE-ConnectionGUID: X6esbEF5Ts62XoZrpzDrKA== X-CSE-MsgGUID: FlORkH0oT/uQ2q0CLpNMLw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,124,1770624000"; d="scan'208";a="259935299" Received: from orsmsx901.amr.corp.intel.com ([10.22.229.23]) by orviesa001.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Mar 2026 14:07:19 -0700 Received: from ORSMSX903.amr.corp.intel.com (10.22.229.25) 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 15.2.2562.37; Mon, 16 Mar 2026 14:07:19 -0700 Received: from ORSEDG901.ED.cps.intel.com (10.7.248.11) 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 15.2.2562.37 via Frontend Transport; Mon, 16 Mar 2026 14:07:19 -0700 Received: from MW6PR02CU001.outbound.protection.outlook.com (52.101.48.26) 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 15.2.2562.37; Mon, 16 Mar 2026 14:07:18 -0700 ARC-Seal: i=1; a=rsa-sha256; s=arcselector10001; d=microsoft.com; cv=none; b=X6uObyuVY3Sy1/2pcCjgPK3wZ+D/LTkutosZCpJa04RqI3u7t2hVmpMYo5um5zKl0MM0Kijb1k/pjR68pLRlOyGQ3WDqC3bm6rS288XrZTdXN+MoDf4jT9+QhX5TKn3AS64qEaZpu5/AJkYwAtH1Nr6NMKmola6fxUQ7GDPRXOpgKGtXCObwSoLMeP+UEeQz84OTxvWOFlzSaPjntz6vbI+KmABcpNMpktJ5YcaRtpRYyBrpngeERqWlmX+kcBZJcyDV4twTOqOV18Uj2WH4JLGd6j/zEgFQ9L69qAoXcuV42dRTrRVJvb/BsIr+MfnKzCEghDXGJrWqUdecM5KykA== 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=Vy+3VYFJS+13MdVxF5vET3xihlWE5yZk00O347xPSxQ=; b=PUgs0NJXLYry6lN2aD1pe7kXyrmxd7fhoU/7MVaz3jJDwcTaxT3IwXU+gBxFeNDQfmUP8tQVVdJaXiIT38DCsZKIN5HI99q/ZC8Rf7HZnrCdoy2SyaxCagh7FOuv2oprAeGZzrh/U6D41WgGRhM7exJFjm1phg4iN9l+MocT4oZ+cgOiMJmpdLHE5tkao5a6xl5li9zcgYtd6mtPV5AcfjX0O0V5N4nO2d8/+a2IID/UJOaR5zEmQb8+qqXbY2v4JM3ccelSRNeB3Ofa1gRXaPTNneJbAsaLaLjy0Il+XiaEqR2l5QNuMxcUczJKyPMW/ZbNvvuB7PkoKdR2ZX1MKg== 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 DM6PR11MB2650.namprd11.prod.outlook.com (2603:10b6:5:c4::18) by CH3PR11MB8774.namprd11.prod.outlook.com (2603:10b6:610:1cd::15) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.9723.12; Mon, 16 Mar 2026 21:07:16 +0000 Received: from DM6PR11MB2650.namprd11.prod.outlook.com ([fe80::ec1e:bdbd:ecd8:4c86]) by DM6PR11MB2650.namprd11.prod.outlook.com ([fe80::ec1e:bdbd:ecd8:4c86%6]) with mapi id 15.20.9723.013; Mon, 16 Mar 2026 21:07:15 +0000 From: "Huang, Kai" To: "kas@kernel.org" CC: "Edgecombe, Rick P" , "seanjc@google.com" , "bp@alien8.de" , "x86@kernel.org" , "dave.hansen@linux.intel.com" , "mingo@redhat.com" , "linux-kernel@vger.kernel.org" , "hpa@zytor.com" , "tglx@kernel.org" , "pbonzini@redhat.com" , "stable@vger.kernel.org" , "nik.borisov@suse.com" , "Verma, Vishal L" Subject: Re: [PATCH v2] x86/virt/tdx: Fix lockdep assertion failure in cache flush for kexec Thread-Topic: [PATCH v2] x86/virt/tdx: Fix lockdep assertion failure in cache flush for kexec Thread-Index: AQHcsgchoKXrR5VsN0WJ/4pq3g/bNLWxGLQAgACU9QA= Date: Mon, 16 Mar 2026 21:07:15 +0000 Message-ID: References: <20260312100009.924136-1-kai.huang@intel.com> In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Evolution 3.58.3 (3.58.3-1.fc43) authentication-results: dkim=none (message not signed) header.d=none;dmarc=none action=none header.from=intel.com; x-ms-publictraffictype: Email x-ms-traffictypediagnostic: DM6PR11MB2650:EE_|CH3PR11MB8774:EE_ x-ms-office365-filtering-correlation-id: ccdabcd8-68df-4953-9022-08de83a00069 x-ms-exchange-senderadcheck: 1 x-ms-exchange-antispam-relay: 0 x-microsoft-antispam: BCL:0;ARA:13230040|366016|376014|7416014|1800799024|38070700021|22082099003|56012099003|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:DM6PR11MB2650.namprd11.prod.outlook.com;PTR:;CAT:NONE;SFS:(13230040)(366016)(376014)(7416014)(1800799024)(38070700021)(22082099003)(56012099003)(18002099003);DIR:OUT;SFP:1101; x-ms-exchange-antispam-messagedata-chunkcount: 1 x-ms-exchange-antispam-messagedata-0: =?iso-8859-1?Q?9mdHywD+xyV5tP4vu5GSPDDJ40uQ9pWUv+n6Q1L7uiblFAHmuK/gUpbyqc?= =?iso-8859-1?Q?WmWHp9d0Y3W8KRJ7AH2TJr7BdH43gZdrqW8II8U4GyAL1SWD4lfdPEQYuJ?= =?iso-8859-1?Q?xcNb50vuDCoiugSYICzHjnCoQZ2OGNABk+0byIM1dbDOqpRSHcCb/h0m7C?= =?iso-8859-1?Q?/yNEDdW/eEEZqjRGH/SiZAUT455vlo/cLvX/gZSmqgzsyOYYY7cDoBxXZP?= =?iso-8859-1?Q?nE2d6sYwbEMbTYadV2qq+WU8VeWXA/wKnPsMacZ3o1nWJy7/IsKfYzEous?= =?iso-8859-1?Q?XqB1C7ZfMgkLL4Q+69TQQgI+to8gFggCi8GrsRysJBoMQQgQR4EaqO4347?= =?iso-8859-1?Q?Y/rchbNGigWOUNsk8JjijE8jDUJRkkL447VCXX55CnIep3CgWPpCZrcTfG?= =?iso-8859-1?Q?/HoJoaa1UzWa+xAKYkVE83U+8BfeCQ/xZWW3k0O+1+URDY0oeAAg5G2vqB?= =?iso-8859-1?Q?ZQVnXmfigVncVCFHmermTVDokCGEsPob7c9etWolgr35UlePcB1hSFdpoC?= =?iso-8859-1?Q?IyRLjL46k7lriGayx7I7OzzxktPesidQHWGjYIPBrbLKqpp3OG0l3qqAFL?= =?iso-8859-1?Q?IeVmuDM6X6l1373Yae+xQJL1A7J8qs5LbNTamghYouOufcQxyJGWitUPK6?= =?iso-8859-1?Q?+1HKLQFDXSAVFEQUsR0TU6JKqylxg+XSTm6DTYmcTvRXHIhPbQ77exer51?= =?iso-8859-1?Q?uwwpw7aDQQbwj65ohLtVBEkROOzI6RREKkYM7pRwmqjuVCeSdQ75zeLC9p?= =?iso-8859-1?Q?6WfMM76wEb4wkGZ/GP7VqQ77cTOrkIstuGht0ISLAqm6S8JRIuuXx2ekj+?= =?iso-8859-1?Q?96b1LXeaSEasGxTH9oiDzt78dLEydQZshxajeaXu11kybFsJIi8MiKKzR/?= =?iso-8859-1?Q?yA4KmY/iAikVO176r/vTt54I/KAB7pTAJuMO/D/QaA8g73qx+sREVMUFsD?= =?iso-8859-1?Q?c+cxuwpC4WjdA90Wsfqhp1MI8MvdZeQcA2ZOqIFbIhTvHTX1ICJbA5tGbh?= =?iso-8859-1?Q?4QyS7BfG7pHyHnnT1myhSt1oqLYF27GAU0BID/pwGQiVT65Sbcsm6BKnFL?= =?iso-8859-1?Q?KdBAKjN3WOMWsjJNQICApCAGKw91dOzq9lrl9MuJaytUc45Hexn42fcjlL?= =?iso-8859-1?Q?nkwQIvp1e8h/28qvG2jv+p0QBGkQoj7c9OuLE9m45gFGn3yMRao9VYQ3jL?= =?iso-8859-1?Q?/cJ7PRqZPvdt77PQuw9Ml6bdPkaMerTozvdGuNnli4DgZLAYRoHutl69By?= =?iso-8859-1?Q?7m3TG7PGmJZl+hddCp5k4a025kxsMG+1e0pa4QBXhq67syU1exTd14SejL?= =?iso-8859-1?Q?XjmMmjUr1jBdeiwNJ4KMSvsWAj4Hle2i3wLumJD4xEEM+LAKWq5Lm/TI2D?= =?iso-8859-1?Q?IZRN0859xlaUCMTSfBeaxTN68xJOoagP41zxNIEm17Ho4DfYRDhkchtdAL?= =?iso-8859-1?Q?sKh+cm1UgdDjEskEtZueeKx+64D/MaS6XQdpgggvQ2Lgw+u9fqjp4orcpH?= =?iso-8859-1?Q?0y7nQpVs4LM/jy3IttCyFnQlwXWE/aa2PzOJ+vT6DOQf4aLIVvMknvPj21?= =?iso-8859-1?Q?IBA7FLcDY7F0/aq11Fwd6qRwIwnW/9qBIP05BZzSW9dpws8iN3E93aeRHl?= =?iso-8859-1?Q?Or1NEPL3d/Y3BWrtHVKHpdwNx6ezN2pzMiCHh9sW/dsNRgb+KVCFG5/hvU?= =?iso-8859-1?Q?qjIRvod5xncVircv+cNceKW1uqnbVockEfTR5aMigaq2tBYa3mYf+O0SvF?= =?iso-8859-1?Q?kaNRbykCoQXFDuuusIRmY4ejaPMmX16ie9B1+vuC2gaFhetr65sgSIvi4u?= =?iso-8859-1?Q?eq0gkTcC4A=3D=3D?= Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Exchange-RoutingPolicyChecked: nnB9qeNX9zT6N936EuThG3wlszKnz0S//I76WEXcnyc303A3jZmWXiwDauHtlYAJ1HbnH1tplYOsIMuHOp4YOHsIJ1JOps2Rmq5AyUXqQbThh/k5n6r7ftl3wNKyImUdrnKZ+n37fjychhcOqC33Rv3nbd42in9uYs/Q4xgom+i23B8tET6p9w2ka/WsazPVswzIm1uobihM67bAUi8F6RVBL5+/j+55pVncRlRhqldGMxOGhVCQIHNfT6iDBXphMhAAZjBUfDcXXHWPIzNG4TOTUeM/lakaxjspcTwh0TNzD4ByzLJl0uUoofrFa0qHs1TlpIFJIR7G4BHvlJGblA== X-MS-Exchange-CrossTenant-AuthAs: Internal X-MS-Exchange-CrossTenant-AuthSource: DM6PR11MB2650.namprd11.prod.outlook.com X-MS-Exchange-CrossTenant-Network-Message-Id: ccdabcd8-68df-4953-9022-08de83a00069 X-MS-Exchange-CrossTenant-originalarrivaltime: 16 Mar 2026 21:07:15.7823 (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: jvIN4M9MTBAJJBrX8AgzlprSfnQL8KGsYBzEVAOvC46oWgFcSdmeU0xXdTdp2QOFE/hOsy0qQvJ53e9IY1fBFQ== X-MS-Exchange-Transport-CrossTenantHeadersStamped: CH3PR11MB8774 X-OriginatorOrg: intel.com >=20 > Acked-by: Kiryl Shutsemau (Meta) Thanks!