Hello, similar issue has been raised upstream: https://github.com/karelzak/util-linux/issues/448 TL;DR: * not a bug, won't change behaviour * "already mounted" detection is used for --all only * current "%s already mounted or mount point busy" is based on kernel returning EBUSY * considering adding --onlyonce and/or similar fstab option
Regards, Václav Doležal