From owner-freebsd-stable@FreeBSD.ORG  Thu Nov 20 09:47:45 2003
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Date: Thu, 20 Nov 2003 09:47:44 -0800 (PST)
From: Doug White <dwhite@gumbysoft.com>
To: freebsd-stable@freebsd.org
In-Reply-To: <20031118001514.GC15325@pir.net>
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Subject: Re: Hang on boot with 4.9-STABLE
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On Mon, 17 Nov 2003, Peter Radcliffe wrote:

> Yet another hang on boot issue wqith 4.9. I havn't seen anything the
> same go through the list and I've searched the archives but not found
> anything appropriate.
>
> Dual processor P4 box, serverworks chipset, that has been rock solid
> under 4.8-P3, took it to 4.9-R and 4.9-STABLE (as of today) and it
> hangs on boot after the apm0 line. It's doing SMP and the motherboard
> has hyperthreading enabled.

Well this is crazy.  APM doesn't play well under SMP and for some reason
you're not using ACPI.  Can you try compiling acpi into your kernel and
retrying?

> FreeBSD 4.9-STABLE #6: Mon Nov 17 18:02:33 EST 2003
>     pir@falcon:/usr/src/sys/compile/SWORKS
> Timecounter "i8254"  frequency 1193182 Hz
> CPU: Intel(R) XEON(TM) CPU 2.40GHz (2395.92-MHz 686-class CPU)
>   Origin = "GenuineIntel"  Id = 0xf24  Stepping = 4
>   Features=0x3febfbff<FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,CLFLUSH,DTS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM>
>   Hyperthreading: 2 logical CPUs

Xeons are Xeons and not P4s. Big difference :)

What  motherboard?

-- 
Doug White                    |  FreeBSD: The Power to Serve
dwhite@gumbysoft.com          |  www.FreeBSD.org