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[ Upstream commit7386197093] The inode mode loaded from corrupted disk can be invalid. Do like what commit0a9e740513("isofs: Verify inode mode when loading from disk") does. Reported-by: syzbot <syzbot+895c23f6917da440ed0d@syzkaller.appspotmail.com> Closes: https://syzkaller.appspot.com/bug?extid=895c23f6917da440ed0d Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> Link: https://lore.kernel.org/ec982681-84b8-4624-94fa-8af15b77cbd2@I-love.SAKURA.ne.jp Signed-off-by: Christian Brauner <brauner@kernel.org> Signed-off-by: Sasha Levin <sashal@kernel.org>