linux-kernel - Re: [BUG] kvm: guest can not startup due to triple fault

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Message-ID: <4CBD5D8F.6020505@redhat.com>
Date:	Tue, 19 Oct 2010 10:57:51 +0200
From:	Avi Kivity <avi@...hat.com>
To:	Dave Young <hidave.darkstar@...il.com>
CC:	"H. Peter Anvin" <hpa@...or.com>, Ingo Molnar <mingo@...e.hu>,
	Jan Kiszka <jan.kiszka@....de>, kvm@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [BUG] kvm: guest can not startup due to triple fault

  On 10/19/2010 08:55 AM, Dave Young wrote:
> >  OK.  Please install msr-tools on your system, and give us the outputs of:
> >
> >  rdmsr -p 0 -xc 0x1a0
> 0x1764952489
>
> >  rdmsr -p 1 -xc 0x1a0
> 0x1364952489
>

That's MSR_IA32_MISC_ENABLE_XD_DISABLE.  Looks like the kernel never 
plays with it.

Suggest:
- updating your BIOS
- playing with the NX feature in your BIOS setup screens


-- 
error compiling committee.c: too many arguments to function

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