This also happens when unmounting a stale NFS share
nas:/raid/www /home/www\040(deleted) nfs4 rw,noatime,vers=4,rsize=8192,wsize=8192,namlen=255,hard,proto=tcp,port=0,timeo=600,retrans=10,sec=sys,clientaddr=192.168.100.11,minorversion=0,local_lock=none,addr=192.168.100.40 0 0
root@back2:~# umount -f /home/www /home/www was not found in /proc/mounts /home/www was not found in /proc/mounts
It can't find /home/www in /proc/mounts because it has been renamed to /home/www\040(deleted) by the kernel
This also happens when unmounting a stale NFS share
nas:/raid/www /home/www\ 040(deleted) nfs4 rw,noatime, vers=4, rsize=8192, wsize=8192, namlen= 255,hard, proto=tcp, port=0, timeo=600, retrans= 10,sec= sys,clientaddr= 192.168. 100.11, minorversion= 0,local_ lock=none, addr=192. 168.100. 40 0 0
root@back2:~# umount -f /home/www
/home/www was not found in /proc/mounts
/home/www was not found in /proc/mounts
It can't find /home/www in /proc/mounts because it has been renamed to /home/www\ 040(deleted) by the kernel