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Mon, 09 Mar 2026 11:58:07 -0700 (PDT) X-Received: by 2002:a05:600c:6384:b0:485:3026:2b8b with SMTP id 5b1f17b1804b1-48530262d83mr122865125e9.29.1773082687008; Mon, 09 Mar 2026 11:58:07 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Cc: Mohamed Mediouni Subject: [PULL 06/10] target/i386: emulate: LA57 fix Date: Mon, 9 Mar 2026 19:57:48 +0100 Message-ID: <20260309185752.76865-7-pbonzini@redhat.com> X-Mailer: git-send-email 2.53.0 In-Reply-To: <20260309185752.76865-1-pbonzini@redhat.com> References: <20260309185752.76865-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.133.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -3 X-Spam_score: -0.4 X-Spam_bar: / X-Spam_report: (-0.4 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.819, RCVD_IN_VALIDITY_SAFE_BLOCKED=0.903, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: qemu development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1773082756735154100 Content-Type: text/plain; charset="utf-8" From: Mohamed Mediouni Seen on a Sapphire Rapids box with LA57. The top level of the pte array is taken for CR3, so there was one entry too little for 5-level paging. Signed-off-by: Mohamed Mediouni Link: https://lore.kernel.org/r/20260307181856.2209-6-mohamed@unpredictable= .fr Signed-off-by: Paolo Bonzini --- target/i386/emulate/x86_mmu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/target/i386/emulate/x86_mmu.c b/target/i386/emulate/x86_mmu.c index 8261ca16351..4e39bae025e 100644 --- a/target/i386/emulate/x86_mmu.c +++ b/target/i386/emulate/x86_mmu.c @@ -56,7 +56,7 @@ static bool is_user(CPUState *cpu) struct gpt_translation { target_ulong gva; uint64_t gpa; - uint64_t pte[5]; + uint64_t pte[6]; }; =20 static int gpt_top_level(CPUState *cpu, bool pae) --=20 2.53.0