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Sat, 19 Sep 2026 04:55:17 -0700 (PDT) X-Received: by 2002:a05:6000:1ac8:b0:487:fb2:1a0f with SMTP id ffacd0b85a97d-48713aff89bmr15682241f8f.6.1789818917236; Sat, 19 Sep 2026 04:55:17 -0700 (PDT) Received: from localhost ([83.216.138.214]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-4872459d409sm6463420f8f.33.2026.09.19.04.55.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sat, 19 Sep 2026 04:55:16 -0700 (PDT) From: Andrew Burgess To: Christina Joos , gdb-patches@sourceware.org Cc: stephan.rohr@intel.com Subject: Re: [PATCH v2 1/1] gdb: Enable OS generated corefiles on systems with Intel AMX support. In-Reply-To: <20260911163001.3365986-1-christina.joos@intel.com> References: <20260911163001.3365986-1-christina.joos@intel.com> Date: Sat, 19 Sep 2026 12:55:15 +0100 Message-ID: <87y0cxa21o.fsf@redhat.com> MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: 31Kwcq9f9pMSKXH8OWisSajeej3PZHjqQ8Xmd_L-R9A_1789818918 X-Mimecast-Originator: redhat.com Content-Type: text/plain X-BeenThere: gdb-patches@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gdb-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gdb-patches-bounces~public-inbox=simark.ca@sourceware.org Christina Joos writes: > This patch addresses the issue described in PR gdb/34561. On systems > with Intel AMX support the xsave size is 11008. This xsave size is not > handled by gdb/i387-tdep.c:i387_guess_xsave_layout and is causing > problems for corefiles generated by the linux kernel. The problem is > visible regardless of the AMX enablement state in the dumping process, > so all corefiles on newer systems with AMX are broken. FYI: https://sourceware.org/bugzilla/show_bug.cgi?id=34646 Could you take a look if you have a chance please. Thanks, Andrew