> ACPI: Core Subsystem version [20010615]
> ACPI: Subsystem enabled
These are the only instances of "ACPI" in the dmesg. I infer from this that
you need to include the ACPI System driver, which includes poweroff
functionality.
Regards -- Andy
PS I'm intrigued by the loopback device problem you mentioned....please let
me know if you ever figure out what caused that..:)