Messages in this thread | | | Date | Tue, 14 May 2013 16:12:46 -0500 | From | Eric Sandeen <> | Subject | Re: v3.10: unmount won't work |
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On 5/14/13 2:12 PM, Toralf Förster wrote: > At a stable 32 bit stable Gentoo with kernel v3.10-rc1-113-ga2c7a54 I cannot umount an (EXT4) fs > which was created in a file located in a tmpfs partition and loop mounted : > > That file system was used to hold victims files shared via NFSv4 to an user mode linux > on which trinity was used to fuzz testing a patched UML guest kernel. > > n22 ~ # mount > ... > nfsd on /proc/fs/nfsd type nfsd (rw,nodev,noexec,nosuid) > /mnt/ramdisk/disk0 on /mnt/trinity type ext4 (rw)
Is your "mount" looking at /etc/mtab ot at /proc/mounts?
What does /proc/mounts say, does it contain this device or mountpoint?
> n22 ~ # umount /mnt/trinity > umount: /mnt/trinity: not mounted
-Eric
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