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[2003:ef:2f11:900:1470:9bbb:efdc:2d5d]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-4994e9ad922sm79305925e9.4.2026.08.06.02.32.24 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 06 Aug 2026 02:32:24 -0700 (PDT) Message-ID: <6a7454a8.9b80fa5d.1fd0d2.3b4b@mx.google.com> To: linuxtestproject.agent@gmail.com In-Reply-To: <20260806085049.22237-1-linuxtestproject.agent@gmail.com> Date: Thu, 06 Aug 2026 09:32:06 +0000 X-Virus-Scanned: clamav-milter 1.0.9 at in-2.smtp.seeweb.it X-Virus-Status: Clean Subject: Re: [LTP] cve: reproducer for cve-2026-64600 X-BeenThere: ltp@lists.linux.it X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux Test Project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Andrea Cervesato via ltp Reply-To: Andrea Cervesato Cc: ltp@lists.linux.it MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: ltp-bounces+ltp=archiver.kernel.org@lists.linux.it Sender: "ltp" > On August 1, 2026, Andrea Cervesato wrote: > > cve: reproducer for cve-2026-64600 > > > struct stat sb; > > > > SAFE_STAT(".", &sb); > > blksize = sb.st_blksize; > > Could the I/O size and alignment be derived from MNTPOINT or TARGET instead? > The framework mounts XFS at MNTPOINT but leaves "." on the surrounding > temporary filesystem, whose block size can differ from that of XFS. This is actually accurate and I need to fix it before merge. -- Andrea Cervesato SUSE QE Automation Engineer Linux andrea.cervesato@suse.com -- Mailing list info: https://lists.linux.it/listinfo/ltp