linux-kernel - Re: using mce_inject I get: RIP 10:<ffffffffa012c909> {ttm_bo

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Message-ID: <20110827151237.GY25996@one.firstfloor.org>
Date:	Sat, 27 Aug 2011 17:12:37 +0200
From:	Andi Kleen <andi@...stfloor.org>
To:	"Justin P. Mattock" <justinmattock@...il.com>
Cc:	"Luck, Tony" <tony.luck@...el.com>,
	Andi Kleen <andi@...stfloor.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	ying.huang@...el.com
Subject: Re: using mce_inject I get: RIP 10:<ffffffffa012c909> {ttm_bo_unref+0xf/0x45 [ttm]}

On Sat, Aug 27, 2011 at 08:03:06AM -0700, Justin P. Mattock wrote:
> On 08/23/2011 01:15 PM, Luck, Tony wrote:
> >>its easily fixable, but not sure its a good idea due to bisect going
> >>through commits(afraid I might go astray with the bisect if I add any
> >>patches).
> >
> >Rather than fixing a bad build - you can try moving to a nearby commit
> >(use "gitk" to get a view of the structure around the commit that git
> >bisect suggested).  In the early stages of a bisection, it doesn't really
> >matter much if you build the mid-point that bisect provided, or some
> >nearby on - just be sure to mark good/bad the commit you actually built.
> >
> >-Tony
> >
> >
> 
> well.. after bisecting(with no results), I found that something in my 
> .config was causing this, so after looking through, I found that having 
> X86_MCE_INJECT = y causes the pauses when the timeouts occur

Seems like a bug. Copying Ying too.

-Andi


-- 
ak@...ux.intel.com -- Speaking for myself only.
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