linux-kernel - Re: [patch 0/9] x86, xsave: xsave/xrstor support

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Message-ID: <20080730234102.GF11223@linux-os.sc.intel.com>
Date:	Wed, 30 Jul 2008 16:41:03 -0700
From:	Suresh Siddha <suresh.b.siddha@...el.com>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	"H. Peter Anvin" <hpa@...or.com>,
	"Siddha, Suresh B" <suresh.b.siddha@...el.com>,
	"tglx@...utronix.de" <tglx@...utronix.de>,
	"torvalds@...ux-foundation.org" <torvalds@...ux-foundation.org>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"arjan@...ux.intel.com" <arjan@...ux.intel.com>,
	"roland@...hat.com" <roland@...hat.com>,
	"drepper@...hat.com" <drepper@...hat.com>,
	"mikpe@...uu.se" <mikpe@...uu.se>,
	"chrisw@...s-sol.org" <chrisw@...s-sol.org>,
	"andi@...stfloor.org" <andi@...stfloor.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [patch 0/9] x86, xsave: xsave/xrstor support

On Wed, Jul 30, 2008 at 11:25:39AM -0700, Ingo Molnar wrote:
> I briefly merged it into tip/master to test it, but after about 10
> randconfig iterations it ran into a spontaneous reboot crash. There's
> nothing in the log, the box (an Athlon64 X2) just reboots spontaneously.
> Removing the x86/xsave changes makes the system boot up fine.
> 
> I've pushed out the tree i tested into the tip/tmp.x86/xsave.broken
> branch. The bad config is:
> 
>   http://redhat.com/~mingo/misc/config-Wed_Jul_30_20_09_12_CEST_2008.bad

Ingo, 2.6.25, 2.6.26 also reboots randomly with this config on my dual-socket
system.
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