Laptop troubles...

[Nate Lawson]

Adam K Kirchhoff wrote:
> Not sure the correct list for this problem, but since I think I've 
> traced the problem back to ACPI, it gonna go to this list first :-)
> 
> Basically, I have a cvsup config file to pull RELENG_5.  I built a 
> kernel and world on my HP Omnibook on the 29th of October, and it works 
> great.  I updated my source tree today, though (November 9th), rebuilt 
> the kernel + world, and my system hangs shortly after my system starts 
> up some services (usually sshd or nfsd).  If I boot up, with ACPI 
> disabled, I don't have this problem.  I also don't have any acpi 
> functionality :-)  Not a great tradeoff.

What happens if you boot single-user?

> Any ideas what may have changed between October 29th and today, or how I 
> can track down this problem?

A lot of minor changes were MFCd yesterday.

> Unfortunately, nothing comes on the console.  No debugger, no panic, etc.

You can't break to the debugger with ctrl-alt-backspace?

> I'm attaching a syslog from my current bootup (with the kernel from 
> October 29th), and a syslog from a failed bootup (with today's 
> kernel).   Nothing is jumping out at me, but that doesn't necessarily 
> mean anything.
> 
> I also noticed this problem back around the 29th of October when I 
> considerd installing -CURRENT on it.  When that happened, I changed my 
> cvsup file to RELENG_5

Try a boot -v -s with the bad kernel and see how long it takes to hang 
while sitting there idle.

-- 
Nate