From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) (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 0703A78F36; Sun, 6 Jul 2025 16:51:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751820690; cv=none; b=gFgkg0tSSYqt6QabYRwfuIJCIVqi/tewlauEvkpb4l8YXpliVTQbDS28V2g9WIUqz0s6HAl9B2ULDFYbw35z5/IVlg0UjSlUoclPgByw6tVt29jfOvoYyTdzODMOay945WVsb4KrH7x5TKQ266fXS/3DDLUPJ+kcKudSykM6V4U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1751820690; c=relaxed/simple; bh=nlEyQhEw16C79uO0evj+Vjv3rpn6lWiDlaXgWwj9gk0=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=bRaGd9loSYWvKcCMfBr2PEs4Kfs6WPqAToIY2HQiBDTLwps06MgPpAhFl6OXuoSXEuLHCKWSnzAO2ZkQQLkZu+25vO3DZJDvGBVC6fcaCcX8dhxZFhvhcNl5w0zrxP2JHtM29VqDYCkpT8fLtLaStNqae67WQ2UMzKzS6BACqT8= 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=bVDC+am/; arc=none smtp.client-ip=198.175.65.13 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="bVDC+am/" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1751820688; x=1783356688; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=nlEyQhEw16C79uO0evj+Vjv3rpn6lWiDlaXgWwj9gk0=; b=bVDC+am/KoGnhT6HdkEEkfzan3tS0Am9cLq4g4UQ38JMsWWcZF++gcYD frPkVj+jVob4uNRIVeZbqLw+eSd2XRKhS6vuUZHR8MccmtgtA0o8SqTb/ S40BDNjWTX51ylpv9xcAel4lw2mRRnSfFyTZNDROzkLfAfrNo88dJBUvO Fw+17l19msbsUrPWsjK+o+zfz9YASa6GAetE4hvMykt+0TqGzAQQfi4cd GRK5sekzWOhIfujz67U522KeJZTYpxll34cuToPXc/H5BkQszGAtampWI J0DLUDE3LIAmzRkr83tiKxrdvQzZfU7obH9YVod8n41TAnl0nWuofb8/O g==; X-CSE-ConnectionGUID: CajnHK0qQM+nFdTW7fi0Sw== X-CSE-MsgGUID: n9HMrGxsQhukRWe1ZN9Oqw== X-IronPort-AV: E=McAfee;i="6800,10657,11486"; a="65114753" X-IronPort-AV: E=Sophos;i="6.16,292,1744095600"; d="scan'208";a="65114753" Received: from orviesa001.jf.intel.com ([10.64.159.141]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jul 2025 09:51:27 -0700 X-CSE-ConnectionGUID: cJxF1SzoQUyj4GSjmlQnVw== X-CSE-MsgGUID: F8wvTVUVSL6IUAGQGoTQbQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,292,1744095600"; d="scan'208";a="192205025" Received: from xiaoyaol-hp-g830.ccr.corp.intel.com (HELO [10.124.247.1]) ([10.124.247.1]) by smtpauth.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 06 Jul 2025 09:51:21 -0700 Message-ID: <88443d81-78ac-45ad-b359-b328b9db5829@intel.com> Date: Mon, 7 Jul 2025 00:51:14 +0800 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: [PATCH v11 00/23] Enable CET Virtualization To: Chao Gao , kvm@vger.kernel.org, linux-kernel@vger.kernel.org, x86@kernel.org, seanjc@google.com, pbonzini@redhat.com, dave.hansen@intel.com Cc: rick.p.edgecombe@intel.com, mlevitsk@redhat.com, john.allen@amd.com, weijiang.yang@intel.com, minipli@grsecurity.net, xin@zytor.com, Borislav Petkov , Dave Hansen , "H. Peter Anvin" , Ingo Molnar , Thomas Gleixner References: <20250704085027.182163-1-chao.gao@intel.com> Content-Language: en-US From: Xiaoyao Li In-Reply-To: <20250704085027.182163-1-chao.gao@intel.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Hi Chao, On 7/4/2025 4:49 PM, Chao Gao wrote: > Tests: > ====================== > This series passed basic CET user shadow stack test and kernel IBT test in L1 > and L2 guest. > The patch series_has_ impact to existing vmx test cases in KVM-unit-tests,the > failures have been fixed here[1]. > One new selftest app[2] is introduced for testing CET MSRs accessibilities. > > Note, this series hasn't been tested on AMD platform yet. > > To run user SHSTK test and kernel IBT test in guest, an CET capable platform > is required, e.g., Sapphire Rapids server, and follow below steps to build > the binaries: > > 1. Host kernel: Apply this series to mainline kernel (>= v6.6) and build. > > 2. Guest kernel: Pull kernel (>= v6.6), opt-in CONFIG_X86_KERNEL_IBT > and CONFIG_X86_USER_SHADOW_STACK options. Build with CET enabled gcc versions > (>= 8.5.0). > > 3. Apply CET QEMU patches[3] before build mainline QEMU. You forgot to provide the links of [1][2][3].