(In reply to Enzo Matsumiya from comment #8) > With a readonly root dir and a RW subdir, I can reproduce it on TW too, but > there, any writes fails. umount and df seems to work fine. Can you confirm > that please? I'm discarding the write issue as it seems to be expected behaviour. But the umount and df works fine. I'll be waiting for confirmation this has been fixed in newer releases.