linux-kernel - Re: howto map HDT dumped addresses to AMD64 kernel virtual addresses.

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Message-ID: <Pine.LNX.4.61.0609060737350.6300@yvahk01.tjqt.qr>
Date:	Wed, 6 Sep 2006 07:38:06 +0200 (MEST)
From:	Jan Engelhardt <jengelh@...ux01.gwdg.de>
To:	Om Narasimhan <om.turyx@...il.com>
cc:	linux-kernel@...r.kernel.org
Subject: Re: howto map HDT dumped addresses to AMD64 kernel virtual addresses.

> Hi,
> I am running a kernel (Suse Enterprise 9 with SP3) and it is hanging
> somewhere in the kernel. By hooking up HDT from AMD, I got a the
> assembly dump of the routine which causes the infinite loop. How

As long as interrupts are not disabled, sysrq+t should show you the EIP 
where it loops.

> should I map the addresses dumped by HDT in the format SEG:Offset
> (e.g,
> 0033:00000000_00400C18   mov   esi,[loc_0000000000501a64h]
> 0033:00000000_00400C1E   test   esi,esi
> 0033:00000000_00400C20   jz   loc_0000000000400c30h
> ...etc)
> to kernel virtual address space?

Jan Engelhardt
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