On Tue, Oct 30, 2012 at 06:47:15AM +0400, Mike Korbakov wrote: > Hi, Group! > > GENERIC kernel from OpenBSD5.1 to current hangs at boot, > trace pointed to acpivout. I've commented acpivout in kernel config, > kernel boots successfully, but X seems unstable and CPU runs > at lowest speed. > This laptop has hybrid videocard Intel HD Graphics 3000 and > NVIDIA® GeForce® GT 555M 2GB DDR3 VRAM > Linux (Ubuntu-12.04) has problems with this video too (especially proprietary > drivers) >
Can you please send the acpidump, the panic and the trace? You can copy the panic and the trace on a piece of paper first if you don't have a serial connection. You can fetch the acpidump from the shell when running your custom kernel.