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Wed, 24 May 2023 10:54:25 -0500 From: John Allen To: CC: , , , , , , , , John Allen Subject: [RFC PATCH v2 2/6] KVM: x86: SVM: Update dump_vmcb with shadow stack save area additions Date: Wed, 24 May 2023 15:53:35 +0000 Message-ID: <20230524155339.415820-3-john.allen@amd.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20230524155339.415820-1-john.allen@amd.com> References: <20230524155339.415820-1-john.allen@amd.com> MIME-Version: 1.0 X-Originating-IP: [10.180.168.240] X-ClientProxiedBy: SATLEXMB04.amd.com (10.181.40.145) To SATLEXMB04.amd.com (10.181.40.145) X-EOPAttributedMessage: 0 X-MS-PublicTrafficType: Email X-MS-TrafficTypeDiagnostic: BN8NAM11FT079:EE_|BL0PR12MB4913:EE_ X-MS-Office365-Filtering-Correlation-Id: df79e489-4fd1-463e-be61-08db5c6f2708 X-MS-Exchange-SenderADCheck: 1 X-MS-Exchange-AntiSpam-Relay: 0 X-Microsoft-Antispam: BCL:0; X-Microsoft-Antispam-Message-Info: Y4vj+o+d6PXxIb++2EPjxdturEJaC1Azt40vPIumiW7iYoG2V2Y74aKBABsrwyCejZr7ejxUSOS61u63y6D9zdRw/qE4Bp1zfS0XMl0uIo8Q92ptJesiXYGQ+uvT1IjcAgOuqwd338+Hsf6m4ycmhWkViHYE11QnHJCewC3AzzmAZXJo2YDhFelwVXSZqVYrRAruDIMkQg4VDTsy6UDKpxYwri3kfhlBaDcm+4tZtOjEKv/yLOUJzpm6MzjgvSn/55MhsASAeKZux4VN99j95Oag4c2cHGFZanLwEj9N6j1vud9CEManWG3E+odVbKAw98Hqj1OrGI/2ddpf+aYrGdyIrTJRcv/3NSsKUYrisfuLQcAkzcj3a0UyKy+R/k2SbSf/NdCCTz0c5rtyZwcqVlWPXh8fU/ai/qzBmDfmAbe8C9MrwqsT5CBr19N9wzaASTn/RbYKB6Lb1PjdYeR3y315vZsQmbmO8W5EYctlaZsNsOxY3wIIkg9OOvTczDnMNHZvr4IhCZwxRov/mzKjGY1N3JaerH8dSQbgx7xaxM1wcZXjmuHYu5wswftfzT90SAUzEI4nkNQH3p/IRDHtmyTwYLCjBCDRjjzh0YveIEoms+F/Wm2ZG1oESIJ+u5TmudkNHcwZaDQeGfa+r0Ef6M7yVJFol4XkBckeO5ENTdXUg3+PI5zmWjdlUX0T3uAMam8gGfJOXzpMHRZe8JGK78dboJsyUoqfQEh/jKKLssUj2/i1jY+oPAmU4SKYXgGgvBuj+MCLuFWJSCjDNLqDvQ== X-Forefront-Antispam-Report: CIP:165.204.84.17;CTRY:US;LANG:en;SCL:1;SRV:;IPV:CAL;SFV:NSPM;H:SATLEXMB04.amd.com;PTR:InfoDomainNonexistent;CAT:NONE;SFS:(13230028)(4636009)(396003)(39860400002)(376002)(136003)(346002)(451199021)(46966006)(40470700004)(36840700001)(186003)(81166007)(356005)(82740400003)(40460700003)(26005)(1076003)(44832011)(2616005)(47076005)(36860700001)(36756003)(336012)(2906002)(16526019)(40480700001)(316002)(6666004)(70206006)(4326008)(6916009)(70586007)(7696005)(41300700001)(426003)(54906003)(82310400005)(86362001)(478600001)(8676002)(8936002)(5660300002)(36900700001);DIR:OUT;SFP:1101; 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Only include S_CET, SSP, and ISST_ADDR. Since there currently isn't support to decrypt and dump the SEV-ES save area, exclude PL0_SSP, PL1_SSP, PL2_SSP, PL3_SSP, and U_CET which are only inlcuded in the SEV-ES save area. Signed-off-by: John Allen --- arch/x86/kvm/svm/svm.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index 822d7a65e92a..6df486bb1ac4 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -3392,6 +3392,10 @@ static void dump_vmcb(struct kvm_vcpu *vcpu) "rip:", save->rip, "rflags:", save->rflags); pr_err("%-15s %016llx %-13s %016llx\n", "rsp:", save->rsp, "rax:", save->rax); + pr_err("%-15s %016llx %-13s %016llx\n", + "s_cet:", save->s_cet, "ssp:", save->ssp); + pr_err("%-15s %016llx\n", + "isst_addr:", save->isst_addr); pr_err("%-15s %016llx %-13s %016llx\n", "star:", save01->star, "lstar:", save01->lstar); pr_err("%-15s %016llx %-13s %016llx\n",