This fix went into 4.10 and looks like it is needed for the 4.9-stable branch: commit d47b8715953ad0cf82bb0a9d30d7b11d83bc9c11 Author: Chao Yu <yuchao0@xxxxxxxxxx> Date: Sat Nov 5 11:12:40 2016 +0800 Revert "f2fs: do not recover from previous remained wrong dnodes" Ben. -- Ben Hutchings, Software Developer Codethink Ltd https://www.codethink.co.uk/ Dale House, 35 Dale Street Manchester, M1 2HF, United Kingdom