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Sun, 02 Aug 2026 20:00:42 -0700 (PDT) From: ZhengYuan Huang To: mark@fasheh.com, jlbec@evilplan.org, joseph.qi@linux.alibaba.com, akpm@linux-foundation.org Cc: ocfs2-devel@lists.linux.dev, linux-kernel@vger.kernel.org, baijiaju1990@gmail.com, r33s3n6@gmail.com, zzzccc427@gmail.com, tom442288@tuta.io, ZhengYuan Huang Subject: [PATCH 0/2] ocfs2: validate active orphan slots during inode read Date: Mon, 3 Aug 2026 11:00:05 +0800 Message-ID: <20260803030007.3993199-1-gality369@gmail.com> X-Mailer: git-send-email 2.43.0 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit OCFS2 trusts active ordinary and append-DIO orphan slots read from dinodes. A corrupted slot can therefore index osb_orphan_wipes or the slot-local system-inode cache outside their allocations before the corruption is reported. Patch 1 validates the ordinary orphan slot used by inode wipe processing. Patch 2 validates the append-DIO orphan slot used by DIO completion and orphan recovery. Both checks reject corrupt metadata at the existing inode validation boundary. ZhengYuan Huang (2): ocfs2: validate orphan slot during inode read ocfs2: validate DIO orphan slot during inode read Signed-off-by: ZhengYuan Huang fs/ocfs2/inode.c | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) -- 2.43.0