From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.15]) (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 7CD272D3226 for ; Wed, 22 Oct 2025 17:53:13 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.15 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761155595; cv=none; b=k/6cpf4DRMmO2699H8PUy7RDCdo6apFJQ+aoyi+3GjI6OGIUwuy3OzNh4ZjLE9Bp65h/9rr+ns/8Pk9+ymA3fo/8m/gVlrQNsNfjIckqTRiJYKlhhKdGE5nurFVfTWSRGlbWpG+y5JnDHWE5mGJSXKUOTHrsuteTJON+V39kt1w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761155595; c=relaxed/simple; bh=vCWutFocYXB9AOdyF/1lcx0tJ9Hr9Cf5x5Wjs9vLkLw=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=t0jPOxn9up4qaHgUv/trNKO2Y0YbjH/dXjWIDKJpY1Tj3u4A9Df7Lk+EUw6G5nQ7WtvPhwLvStgd+yULV2p5eYj7kLVLB3u2SxXtyidDDDUb1xGB9CaLM6XuwiQUC2LOajh2yrU6YIcjPOhN/v7pn37Km3RO24cLgisePjYeksE= ARC-Authentication-Results:i=1; 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=feKP6l1+; arc=none smtp.client-ip=192.198.163.15 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="feKP6l1+" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1761155593; x=1792691593; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=vCWutFocYXB9AOdyF/1lcx0tJ9Hr9Cf5x5Wjs9vLkLw=; b=feKP6l1+TDlRz879ONYU1mcGEk2/iCkqLkvllVCa5XTNBkaBjyA99u8H WrNfXDIHIm96zPGBICNaTz3mU1vmCdZ6zPHc2gWwn7oH7AIHZgy9RD4z5 oBYAvJkfUGZAsJE8LDfbBNoAFw8xT4i9hsmg8mwvz2Jd23agTGhIMun5N OnVdv3Fp6sZBZ5CAJt5x9r5vSi9nXqbE7XlaXZsTQEmhLPf4CVENGhVhA SOuJO/9b/eO6VWcl5/RqqMg1t5NkVG/YIxHFrQ6BeVz9LraWIBXIWHEu8 66sfS4UgGFI0Jh/rezbGKeaPhsUZxW5usziVEmxHIUBXcPHMYjQoiPcox g==; X-CSE-ConnectionGUID: GTaIjNtfSgCbGXekjqgt+w== X-CSE-MsgGUID: LacEFmRXQ++h5CZnW/v3KQ== X-IronPort-AV: E=McAfee;i="6800,10657,11586"; a="63409827" X-IronPort-AV: E=Sophos;i="6.19,247,1754982000"; d="scan'208";a="63409827" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Oct 2025 10:53:13 -0700 X-CSE-ConnectionGUID: o/9f8zBxQqiBRj5ifRirtQ== X-CSE-MsgGUID: 4+j91OFBQn+XXHf2tzM2lQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,247,1754982000"; d="scan'208";a="188341108" Received: from cmdeoliv-mobl4.amr.corp.intel.com (HELO [10.125.108.226]) ([10.125.108.226]) by fmviesa005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Oct 2025 10:53:12 -0700 Message-ID: Date: Wed, 22 Oct 2025 10:53:11 -0700 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Old microcode CPU matching issue - x86/microcode/intel: Refresh the revisions that determine old_microcode To: Jon Kohler , Sohil Mehta Cc: Dave Hansen , "x86@kernel.org" , Borislav Petkov , Thomas Gleixner , Ingo Molnar , "H . Peter Anvin" , Peter Zijlstra , Josh Poimboeuf , Pawan Gupta , Nikolay Borisov , Alex Murray , Andrew Cooper , "linux-kernel@vger.kernel.org" , "stable@kernel.org" References: <20250818190137.3525414-1-sohil.mehta@intel.com> <20250818190137.3525414-2-sohil.mehta@intel.com> <38660F8F-499E-48CD-B58B-4822228A5941@nutanix.com> From: Dave Hansen Content-Language: en-US Autocrypt: addr=dave.hansen@intel.com; keydata= xsFNBE6HMP0BEADIMA3XYkQfF3dwHlj58Yjsc4E5y5G67cfbt8dvaUq2fx1lR0K9h1bOI6fC oAiUXvGAOxPDsB/P6UEOISPpLl5IuYsSwAeZGkdQ5g6m1xq7AlDJQZddhr/1DC/nMVa/2BoY 2UnKuZuSBu7lgOE193+7Uks3416N2hTkyKUSNkduyoZ9F5twiBhxPJwPtn/wnch6n5RsoXsb ygOEDxLEsSk/7eyFycjE+btUtAWZtx+HseyaGfqkZK0Z9bT1lsaHecmB203xShwCPT49Blxz VOab8668QpaEOdLGhtvrVYVK7x4skyT3nGWcgDCl5/Vp3TWA4K+IofwvXzX2ON/Mj7aQwf5W iC+3nWC7q0uxKwwsddJ0Nu+dpA/UORQWa1NiAftEoSpk5+nUUi0WE+5DRm0H+TXKBWMGNCFn c6+EKg5zQaa8KqymHcOrSXNPmzJuXvDQ8uj2J8XuzCZfK4uy1+YdIr0yyEMI7mdh4KX50LO1 pmowEqDh7dLShTOif/7UtQYrzYq9cPnjU2ZW4qd5Qz2joSGTG9eCXLz5PRe5SqHxv6ljk8mb ApNuY7bOXO/A7T2j5RwXIlcmssqIjBcxsRRoIbpCwWWGjkYjzYCjgsNFL6rt4OL11OUF37wL QcTl7fbCGv53KfKPdYD5hcbguLKi/aCccJK18ZwNjFhqr4MliQARAQABzUVEYXZpZCBDaHJp c3RvcGhlciBIYW5zZW4gKEludGVsIFdvcmsgQWRkcmVzcykgPGRhdmUuaGFuc2VuQGludGVs LmNvbT7CwXgEEwECACIFAlQ+9J0CGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJEGg1 lTBwyZKwLZUP/0dnbhDc229u2u6WtK1s1cSd9WsflGXGagkR6liJ4um3XCfYWDHvIdkHYC1t MNcVHFBwmQkawxsYvgO8kXT3SaFZe4ISfB4K4CL2qp4JO+nJdlFUbZI7cz/Td9z8nHjMcWYF IQuTsWOLs/LBMTs+ANumibtw6UkiGVD3dfHJAOPNApjVr+M0P/lVmTeP8w0uVcd2syiaU5jB aht9CYATn+ytFGWZnBEEQFnqcibIaOrmoBLu2b3fKJEd8Jp7NHDSIdrvrMjYynmc6sZKUqH2 I1qOevaa8jUg7wlLJAWGfIqnu85kkqrVOkbNbk4TPub7VOqA6qG5GCNEIv6ZY7HLYd/vAkVY E8Plzq/NwLAuOWxvGrOl7OPuwVeR4hBDfcrNb990MFPpjGgACzAZyjdmYoMu8j3/MAEW4P0z F5+EYJAOZ+z212y1pchNNauehORXgjrNKsZwxwKpPY9qb84E3O9KYpwfATsqOoQ6tTgr+1BR CCwP712H+E9U5HJ0iibN/CDZFVPL1bRerHziuwuQuvE0qWg0+0SChFe9oq0KAwEkVs6ZDMB2 P16MieEEQ6StQRlvy2YBv80L1TMl3T90Bo1UUn6ARXEpcbFE0/aORH/jEXcRteb+vuik5UGY 5TsyLYdPur3TXm7XDBdmmyQVJjnJKYK9AQxj95KlXLVO38lczsFNBFRjzmoBEACyAxbvUEhd GDGNg0JhDdezyTdN8C9BFsdxyTLnSH31NRiyp1QtuxvcqGZjb2trDVuCbIzRrgMZLVgo3upr MIOx1CXEgmn23Zhh0EpdVHM8IKx9Z7V0r+rrpRWFE8/wQZngKYVi49PGoZj50ZEifEJ5qn/H Nsp2+Y+bTUjDdgWMATg9DiFMyv8fvoqgNsNyrrZTnSgoLzdxr89FGHZCoSoAK8gfgFHuO54B lI8QOfPDG9WDPJ66HCodjTlBEr/Cwq6GruxS5i2Y33YVqxvFvDa1tUtl+iJ2SWKS9kCai2DR 3BwVONJEYSDQaven/EHMlY1q8Vln3lGPsS11vSUK3QcNJjmrgYxH5KsVsf6PNRj9mp8Z1kIG qjRx08+nnyStWC0gZH6NrYyS9rpqH3j+hA2WcI7De51L4Rv9pFwzp161mvtc6eC/GxaiUGuH BNAVP0PY0fqvIC68p3rLIAW3f97uv4ce2RSQ7LbsPsimOeCo/5vgS6YQsj83E+AipPr09Caj 0hloj+hFoqiticNpmsxdWKoOsV0PftcQvBCCYuhKbZV9s5hjt9qn8CE86A5g5KqDf83Fxqm/ vXKgHNFHE5zgXGZnrmaf6resQzbvJHO0Fb0CcIohzrpPaL3YepcLDoCCgElGMGQjdCcSQ+Ci FCRl0Bvyj1YZUql+ZkptgGjikQARAQABwsFfBBgBAgAJBQJUY85qAhsMAAoJEGg1lTBwyZKw l4IQAIKHs/9po4spZDFyfDjunimEhVHqlUt7ggR1Hsl/tkvTSze8pI1P6dGp2XW6AnH1iayn yRcoyT0ZJ+Zmm4xAH1zqKjWplzqdb/dO28qk0bPso8+1oPO8oDhLm1+tY+cOvufXkBTm+whm +AyNTjaCRt6aSMnA/QHVGSJ8grrTJCoACVNhnXg/R0g90g8iV8Q+IBZyDkG0tBThaDdw1B2l asInUTeb9EiVfL/Zjdg5VWiF9LL7iS+9hTeVdR09vThQ/DhVbCNxVk+DtyBHsjOKifrVsYep WpRGBIAu3bK8eXtyvrw1igWTNs2wazJ71+0z2jMzbclKAyRHKU9JdN6Hkkgr2nPb561yjcB8 sIq1pFXKyO+nKy6SZYxOvHxCcjk2fkw6UmPU6/j/nQlj2lfOAgNVKuDLothIxzi8pndB8Jju KktE5HJqUUMXePkAYIxEQ0mMc8Po7tuXdejgPMwgP7x65xtfEqI0RuzbUioFltsp1jUaRwQZ MTsCeQDdjpgHsj+P2ZDeEKCbma4m6Ez/YWs4+zDm1X8uZDkZcfQlD9NldbKDJEXLIjYWo1PH hYepSffIWPyvBMBTW2W5FRjJ4vLRrJSUoEfJuPQ3vW9Y73foyo/qFoURHO48AinGPZ7PC7TF vUaNOTjKedrqHkaOcqB185ahG2had0xnFsDPlx5y In-Reply-To: <38660F8F-499E-48CD-B58B-4822228A5941@nutanix.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit I think this is a platform mismatch problem. The microcode file for 06-8f-08 has two different versions for two different platforms: $ iucode-tool --list-all intel-ucode/06-8f-08 ... sig 0x000806f8, pf_mask 0x10, 2025-04-08, rev 0x2c000401 ... sig 0x000806f8, pf_mask 0x87, 2025-04-04, rev 0x2b000643 Note the pf_mask and rev deltas here: ^^^^ ^^^^^^^^^^ I guess we'll need to take those into consideration, both adding pf_mask to the match list and actually matching on it.