linux-kernel - Re: [percpu] BUG: unable to handle kernel paging request at 000000000000de40

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Message-ID: <alpine.DEB.2.11.1408111241060.14298@gentwo.org>
Date:	Mon, 11 Aug 2014 12:42:24 -0500 (CDT)
From:	Christoph Lameter <cl@...ux.com>
To:	Fengguang Wu <fengguang.wu@...el.com>
cc:	LKML <linux-kernel@...r.kernel.org>, "lkp@...org" <lkp@...org>
Subject: Re: [percpu] BUG: unable to handle kernel paging request at
 000000000000de40

On Mon, 11 Aug 2014, Fengguang Wu wrote:

> This kernel oops happens on a Nehalem-EX machine and is related to
> some commit in the percpu branch(*). I'm not able to bisect it down
> because the machine failed to reboot itself on this oops..

Ok I pushed a fix into the percpu branch. The build should have shown an
issue of a pointer mismatch in __x2apic_send_IPI_mask.
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