Hang with powerd/powernow with SMP enabled

[Uwe Laverenz]

On Fri, Jul 27, 2007 at 05:27:45PM +0200, Michael Nottebrock wrote:

> The machine will freeze hard a few seconds after powerd is started up by
> the rc script. With kern.smp.disabled=1, everything seems to work fine.
> This is with today's 6-STABLE/i386. I see that a fix for that sort of
> thing was only recently MFC'd, unfortunately I cannot say whether the
> problem was already there before it went in - the box is brand new.

I have the same problem with a dual Opteron (RELENG_6_2, i386 and amd64),
in my case the following workaround helped:

   from "/boot/loader.conf":

   hint.acpi_throttle.0.disabled="1"


Uwe