Executo o comando para desmontar todas as unidades de uma só vez, para agilizar.
Este é o meu mtab:
/dev/hdd3 / ext3 rw,errors=remount-ro 0 0
proc /proc proc rw,noexec,nosuid,nodev 0 0
/sys /sys sysfs rw,noexec,nosuid,nodev 0 0
varrun /var/run tmpfs rw,noexec,nosuid,nodev,mode=0755 0 0
varlock /var/lock tmpfs rw,noexec,nosuid,nodev,mode=1777 0 0
procbususb /proc/bus/usb usbfs rw 0 0
udev /dev tmpfs rw,mode=0755 0 0
devshm /dev/shm tmpfs rw 0 0
devpts /dev/pts devpts rw,gid=5,mode=620 0 0
lrm /lib/modules/2.6.20-13-generic/volatile tmpfs rw 0 0
/dev/hda1 /media/winxp fuseblk rw,nosuid,nodev,noatime,allow_other,blksize=4096 0 0
/dev/hda2 /media/e fuseblk rw,nosuid,nodev,noatime,allow_other,blksize=4096 0 0
/dev/hdb1 /media/win2k3 fuseblk rw,nosuid,nodev,noatime,allow_other,blksize=4096 0 0
/dev/hdb2 /media/i fuseblk rw,nosuid,nodev,noatime,allow_other,blksize=4096 0 0
/dev/hdd1 /media/j vfat rw,umask=0000 0 0
/dev/hde1 /media/d fuseblk rw,nosuid,nodev,noatime,allow_other,blksize=4096 0 0
/dev/hdf1 /media/f fuseblk rw,nosuid,nodev,noatime,allow_other,blksize=4096 0 0
/dev/hdg1 /media/g fuseblk rw,nosuid,nodev,noatime,allow_other,blksize=4096 0 0
/dev/hdh1 /media/h fuseblk rw,nosuid,nodev,noatime,allow_other,blksize=4096 0 0
nfsd /proc/fs/nfsd nfsd rw 0 0
rpc_pipefs /var/lib/nfs/rpc_pipefs rpc_pipefs rw 0 0
binfmt_misc /proc/sys/fs/binfmt_misc binfmt_misc rw 0 0
Qual é o processo dele que faz causar o problema?
Abraços...