Re: ext4: debugfs: icheck: Input/output error while calling ext2fs_block_iterate

[David <bouncingcats@gmail.com>]

On Sat, 28 Sep 2019 at 12:39, local10 <local10@tutanota.com> wrote:
> Sep 27, 2019, 20:08 by bouncingcats@gmail.com:

> > It's telling you that the filesystem itself is broken/unreadable.
> > I assume you know what inodes are, if not then you should
> > read about that.

> > In such a case, I think that it is not possible to repair this filesystem.

> What I find weird about this that the filesystem (it's a root filesystem)
> appears to be fully functional, it boots without issues and generally
> everything seems to work fine

I had another thought: if you care curious about where the problem
is, maybe you could run some read-only command that reads
every part of your disk, and see if it gets stuck anywhere.
For example:
# find / -xdev -type f -exec md5sum '{}' \;