This problem also occurs on a fresh install of Ubuntu 13.10 i386 from the ubuntu-13.10-desktop-i386.iso file.
A sample session demonstrating this problem follows: root@saucy:~# gparted /dev/sdb # Create 512 MiB nilfs2 sdb1 ====================== libparted : 2.3 ====================== root@saucy:~# mount -t nilfs2 /dev/sdb1 /mnt root@saucy:~# umount /mnt umount.nilfs2: /dev/sdb1: device is busy umount.nilfs2: /dev/sdb1: device is busy root@saucy:~# ps -e | grep nilfs 2242 ? 00:00:00 nilfs_cleanerd root@saucy:~# kill 2242 root@saucy:~# umount /mnt root@saucy:~# ** Summary changed: - cannot umount, device is always busy + nilfs2 cannot umount, device is always busy -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1252063 Title: nilfs2 cannot umount, device is always busy To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/nilfs-tools/+bug/1252063/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
