I've also been able to reproduced this bug.
If I include the following line in /etc/fstab, then halt will not power-down the system:
//host/share /media/directory smbfs guest 0 0
Halt does power-down the system when that line is removed.
I've also been able to reproduced this bug.
If I include the following line in /etc/fstab, then halt will not power-down the system:
//host/share /media/directory smbfs guest 0 0
Halt does power-down the system when that line is removed.