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From: Andi Kleen <ak@muc.de>
To: Andrew Morton <akpm@osdl.org>
Cc: Bernhard Rosenkraenzer <bero@arklinux.org>,
	linux-kernel@vger.kernel.org,
	Chuck Ebbert <76306.1226@compuserve.com>
Subject: Re: "Int 6: CR2" on bootup w/ 2.6.18-rc7-mm1
Date: 21 Sep 2006 22:16:03 +0200
Date: Thu, 21 Sep 2006 22:16:03 +0200	[thread overview]
Message-ID: <20060921201603.GA14649@muc.de> (raw)
In-Reply-To: <20060921124336.5dae2e09.akpm@osdl.org>

On Thu, Sep 21, 2006 at 12:43:36PM -0700, Andrew Morton wrote:
> On Thu, 21 Sep 2006 14:12:08 +0200
> Bernhard Rosenkraenzer <bero@arklinux.org> wrote:
> 
> > This happens when trying to boot 2.6.18-rc7-mm1 on a truly ancient (Pentium 1) 
> > box:
> > 
> > Uncompressing Linux... Ok, booting the kernel.
> > 
> > Int 6: CR2 00000000 err 00000000 EIP c0381719 CS 00000060 flags 00010046
> > Stack: 00000000 c036f4d1 00000000 c0100199 000001b8 0505c600 00c036cc 001f0fc3
> > 
> > (No further details even with initcall_debug loglevel=7).
> > c0381719 appears to be in ACPI code -- but the Int 6 error happens even with 
> > acpi=off.
> 
> Well Chuck's new early-fault handler has gone and handled an early fault.
> 
> I assume that machine runs 2.6.18 OK with the same .config?

Int 6 is invalid op. Can you do 

gdb vmlinux
disassemble 0x<number behind EIP>?

and send the full output?

-Andi


      parent reply	other threads:[~2006-09-21 20:16 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-09-21 12:12 "Int 6: CR2" on bootup w/ 2.6.18-rc7-mm1 Bernhard Rosenkraenzer
2006-09-21 19:43 ` Andrew Morton
2006-09-21 20:05   ` linux-os (Dick Johnson)
2006-09-21 20:16   ` Andi Kleen [this message]

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