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SubjectRe: [Bug 8136] 2.6.21-rc2-mm2 won't boot
Date
Hi,

On Wednesday, 7 March 2007 01:15, Andrew Morton wrote:
> On Tue, 6 Mar 2007 15:36:29 -0800
> bugme-daemon@bugzilla.kernel.org wrote:
>
> > http://bugzilla.kernel.org/show_bug.cgi?id=8136
> >
>
> Let's take this to email.
>
> >
> >
> >
> > ------- Additional Comments From Nicolas.Mailhot@LaPoste.net 2007-03-06 15:36 -------
> > Created an attachment (id=10631)
> > --> (http://bugzilla.kernel.org/attachment.cgi?id=10631&action=view)
> > Printscreen with vesfg disabled and earlyprintk=vga
> >
>
> So rc2-mm2 panics due to "MP-BIOS bug: 8254 timer not connected to IO-APIC" and
> rc2-mm1 does not.

I'm observing a similar thing on my dual-core AMD64 testbed desktop. Still,
another dual-core AMD64 machine I have runs -rc2-mm2 just fine.

One of the differences between them is that the failing one uses gcc 4.1.0 (sigh).

> Could be ACPI, could be x86_64 timer changes, could be something else.
>
> Would you have time to bisect it?
> http://www.zip.com.au/~akpm/linux/patches/stuff/bisecting-mm-trees.txt
> explains how.
>
> If so, I'd suggest you drill in on the patches between
> x86_64-mm-defconfig-update.patch and
> optimize-and-simplify-get_cycles_sync.patch: the x86 changes.

I'll try to debug it tomorrow.

Greetings,
Rafael

--
If you don't have the time to read,
you don't have the time or the tools to write.
- Stephen King
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