linux-kernel - Re: apic doesn't work with 32bit kernel (fine with 64bit) [asus m2n-mx se+]

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Date:	Sat, 12 Apr 2008 16:15:51 -0700
From:	"Yinghai Lu" <yhlu.kernel@...il.com>
To:	"Christoph Pfister" <christophpfister@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: apic doesn't work with 32bit kernel (fine with 64bit) [asus m2n-mx se+]

On Sat, Apr 12, 2008 at 12:20 PM, Christoph Pfister
<christophpfister@...il.com> wrote:
> Hi,
>
>  Using a new motherboard, I came across a kernel panic (dmesg using 2.6.25-rc9
>  [x86_32] transcribed from screenshot attached; also dmesg when
>  using "apic=debug").
>  The system works nearly fine when using "noapic" (setting rtc doesn't work).
>
>  Everything (including apic and rtc) works like a charm when I use the x86_64
>  version with (nearly) the same kernel config (dmesg attached as well).
>
how about booting 64 bit apic=debug?

wonder if using kexec to load 32bit kernel from 64 bit kernel help.

YH
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