On Sun, 30 Sep 2007 22:01:43 +0200, "Rafael J. Wysocki" said:
quoted text
> On Sunday, 30 September 2007 10:50, Andrew Morton wrote:
> > On Sat, 29 Sep 2007 22:26:21 -0400 Valdis.Kletnieks@vt.edu wrote:
> > 
> > > On Thu, 27 Sep 2007 02:22:20 PDT, Andrew Morton said:
> > > > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.23-rc8/2.6.23-rc8-mm...
> > > 
> > > Locks up hard at very early boot on my Dell Latitude - grub says loading
> > > kernel, the screen clears, and we lock up before we get penguins.
> > > 
> > > -rc8-mm1 was OK. I'm off to go bisect, figured I'd drop a heads-up.
> > > 
> > 
> > It doesn't ring a bell, sorry.  hpet-force-enable-on-ich34.patch is known
> > to be bad, but it causes failure later in the boot than that.
> 
> http://lkml.org/lkml/2007/9/27/322, perhaps?

Yep, that was it - I applied that one patch on top of -rc8-mm2 and it
came up without complaint.  That was certainly one that would make the CPU head
off into the weeds very early in boot.

I need to figure how how I managed to botch the git bisect - it flagged the
very last commit, when the problem was commit N-1.