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Fri, 25 Sep 2026 04:22:13 -0700 (PDT) Received: from spider.bream-herring.ts.net ([103.6.151.236]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2df90fbc593sm8476075ad.6.2026.09.25.04.22.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 25 Sep 2026 04:22:13 -0700 (PDT) From: Matthias Goergens To: jack@suse.cz Cc: benquike@gmail.com, brauner@kernel.org, viro@zeniv.linux.org.uk, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] isofs: reject short directory records in isofs_read_level3_size() Date: Fri, 25 Sep 2026 19:22:09 +0800 Message-ID: <20260925112209.911126-1-matthias.goergens@gmail.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: References: <20260919222553.3792320-1-benquike@gmail.com> <20260923175215.1577791-1-matthias.goergens@gmail.com> <20260924151356.3287733-1-matthias.goergens@gmail.com> <20260925043804.2091174-1-matthias.goergens@gmail.com> Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Hi Honza, On Fri 25-09-26 11:28:18, Jan Kara wrote: > OK, thanks for checking! BTW how did you do the check. Have you've downloaded > all the images? Gotta use that 10 Gbps fibre-to-the-home broadband for something! But no, I used a script: archive.org serves range requests, so it fetched only the volume descriptors, path tables and directory extents of each image, about half a megabyte per disc, and parsed those. I'm happy to share the script and the list of images. > So yes, just keep the code skipping empty blocks and I'd just limit > the number of sections + empty blocks to 100. Will do, unless Hui would like to take it. Thanks, Matthias