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Tsirkin" , qemu-arm@nongnu.org, Phil Dennis-Jordan , Pedro Barbuda Subject: [PATCH v6 5/9] target/i386: emulate: LA57 fix Date: Sat, 7 Mar 2026 19:18:52 +0100 Message-ID: <20260307181856.2209-6-mohamed@unpredictable.fr> X-Mailer: git-send-email 2.50.1 In-Reply-To: <20260307181856.2209-1-mohamed@unpredictable.fr> References: <20260307181856.2209-1-mohamed@unpredictable.fr> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Proofpoint-ORIG-GUID: qq_i1AsEouoQeBMC7Uw7puHo3UqXt-bK X-Proofpoint-Spam-Details-Enc: AW1haW4tMjYwMzA3MDE3NCBTYWx0ZWRfXw4MTH/zKeieD y/QAch9hyjt5SDCDrIjYsiqwmTu0IA+3jr+EoiRhEQq9PC0PLfnOdjeqD6LOZ9muODavqpCFKsK 9L1a5X2SiFwq0RR93UiLw5frWmbFfbOMAdrfZGhAhzOKT1bZMSgfmkWRbLdfwU+aTweytuz9VTb BtQezPhSQYgRqfhfAdcqikSp+vnDLDD3tNsJLU68DcNGUt/nWWuI2TkL+fJaSpnH1RSNmNBtOsa Ra10At/W+58BngJgAvwJXfZQopW/9HkpSTQBO5Jud95zme66PrM/PetwN+mkmsVopznLfRBi1ZS S7zCnnlwohC3nOWr1Ye9U8N7M4B6+fvGuxBEgw1t2q0Kx2JKrnOSr0Wmse8Yjk= X-Authority-Info-Out: v=2.4 cv=XfmEDY55 c=1 sm=1 tr=0 ts=69ac6c20 cx=c_apl:c_pps:t_out a=bsP7O+dXZ5uKcj+dsLqiMw==:117 a=bsP7O+dXZ5uKcj+dsLqiMw==:17 a=Yq5XynenixoA:10 a=VkNPw1HP01LnGYTKEx00:22 a=AJrqCOfVdMXzVqk_6-kA:9 X-Proofpoint-GUID: qq_i1AsEouoQeBMC7Uw7puHo3UqXt-bK X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1143,Hydra:6.1.51,FMLib:17.12.100.49 definitions=2026-03-07_06,2026-03-06_02,2025-10-01_01 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 mlxscore=0 malwarescore=0 suspectscore=0 lowpriorityscore=0 clxscore=1030 spamscore=0 mlxlogscore=929 phishscore=0 bulkscore=0 adultscore=0 classifier=spam authscore=0 adjust=0 reason=mlx scancount=1 engine=8.22.0-2601150000 definitions=main-2603070174 X-JNJ: AAAAAAAB3z3EuL9y6Jc1RvftOdY4gb3syRzTTIBrQ+zq9tGFKDB4vzolabnHAR4KU/+W0ZjdsPbhiNfQzRsgOtaR7eBGpE1YJar5ZVNuBOyLYbfUXd7zAOyYQCZr504ojuztTL+Ddq11dQbyC+UNZlNHshCUnDPGGAQ+sStq6OC/10j0mlEUJSfqiBkydVOIR4NDs39YfxdrJuHZWrg+XQtdOH+BgMhpyNNjdtS9gzGdcW2YhvH+rI/BTOD4ev86v2gtPnhi+B1nBaLUtmohV8v2dw2K5xG24uNiZI1hNuaOh//8W34gsdwCibzMn6GQfsvSIosHMrFjhDOKyzjaWhAm7XQjyh3p2sqUs7pvyd3rJ5ce9mqjuJcZmtS0JR/U0xgdt8+Rpua/hmEGxK5GJ8AjHQHmrX/GPVdnVFTXXJ60HTXFoq4gpAs6rx0j8pnHrm4oMjUJkVX9R72ys7g2SkvXmoRFsOzOBWWu1QSlB3R35eaGDtX3omRN4pEf9ZATkWW8BCuFyLYCx4BaN5pjtjkbCRLbV6r5HL89Wc/ppTZVJXuhtjC8Bc/RWhcHs7NSWicW629wG9fSQYrxhnQ3QHyq2VujeF0HmCOEmTuFUnKs21oU/nzCjoIxjw5SrM7QoBpF0qqmq/fFHvbfwdJAWv4BkLpOnITO7LB8evC6cu/aRWB1WHqPCKvbcV9v9U930PGEobbBxvSvumM9uqQ8nxwrOCVThW9rifEiZWEsBlHxu9yXacEXcr0G5pjXOhk0Vn+lEQtPX3sAJRXi6q2L4iA= 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=57.103.84.123; envelope-from=mohamed@unpredictable.fr; helo=outbound.qs.icloud.com X-Spam_score_int: -10 X-Spam_score: -1.1 X-Spam_bar: - X-Spam_report: (-1.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, 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 @unpredictable.fr) X-ZM-MESSAGEID: 1772907648589158500 Content-Type: text/plain; charset="utf-8" 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 --- 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 8261ca1635..4e39bae025 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 2.50.1 (Apple Git-155)