On Wed, Mar 04, 2020 at 03:26:59PM +0800, Qu Wenruo wrote: > There is one report about tree-checker rejecting overlapping csum item. Do you have link of the report? I think the bug has been fixed by "btrfs: fix corrupt log due to concurrent fsync of inodes with shared extents". > I haven't yet seen another report, thus the problem doesn't look > widespread, thus maybe some regression in older kernels. > > At least let btrfs check to detect such problem. > If we had another report, I'll spending extra time for the repair > functionality (it's not that simple, as it involves a lot of csum item > operation, and unexpected overlapping range). > > Qu Wenruo (2): > btrfs-progs: check: Detect overlap csum items > btrfs-progs: fsck-tests: Add test image for overlapping csum item Added to devel.
