On Thu, 12 Aug 2021 14:47:37 +0200, Jan Kara wrote: > Commit 81414b4dd48 ("ext4: remove redundant sb checksum recomputation") > removed checksum recalculation after updating superblock free space / > inode counters in ext4_fill_super() based on the fact that we will > recalculate the checksum on superblock writeout. That is correct > assumption but until the writeout happens (which can take a long time) > the checksum is incorrect in the buffer cache and if tune2fs is called > in that time window it will complain. So return back the checksum > recalculation and add a comment explaining the tune2fs peculiarity. > > [...] Applied, thanks! [1/1] ext4: Fix tune2fs checksum failure for mounted filesystem commit: e905fbe3fd0fdb90052f6efdf88f50a78833cfe7 Best regards, -- Theodore Ts'o <tytso@xxxxxxx>