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From: Andi Kleen <ak@suse.de>
To: Dave Jones <davej@redhat.com>, Andi Kleen <ak@suse.de>,
	Christopher Warner <chris@servertogo.com>,
	Hugh Dickins <hugh@veritas.com>,
	cwarner@kernelcode.com, Chris Wright <chrisw@osdl.org>,
	"Sergey S. Kostyliov" <rathamahata@ehouse.ru>,
	Clem Taylor <clem.taylor@gmail.com>,
	linux-kernel@vger.kernel.org
Subject: Re: x86-64 bad pmds in 2.6.11.6 II
Date: Tue, 10 May 2005 22:32:33 +0200	[thread overview]
Message-ID: <20050510203233.GM25612@wotan.suse.de> (raw)
In-Reply-To: <20050510165938.GA11835@redhat.com>

On Tue, May 10, 2005 at 12:59:38PM -0400, Dave Jones wrote:
> On Tue, May 10, 2005 at 06:46:49PM +0200, Andi Kleen wrote:
>  > On Tue, May 10, 2005 at 12:38:51PM -0400, Dave Jones wrote:
>  > > On Tue, May 10, 2005 at 05:36:54AM -0400, Christopher Warner wrote:
>  > >  > 2.6.11.5 kernel,
>  > >  > Tyan S2882/dual AMD 246 opterons
>  > >  > sh:18983: mm/memory.c:99: bad pmd ffff810005974cc8(00007ffffffffe46). 
>  > >  > sh:18983: mm/memory.c:99: bad pmd ffff810005974cd0(00007ffffffffe47).
>  > > 
>  > > That's the 3rd or 4th time I've seen this reported on this hardware.
>  > > It's not exclusive to it, but it does seem more susceptible
>  > > for some reason. Spooky.
>  > 
>  > It seems to be clear now that it is hardware independent.
>  > 
>  > I actually got it once now too, but only after 24+h stress test :/
>  > 
>  > I have a better debugging patch now that I will be testing soon,
>  > hopefully that turns something up.
> 
> Ok, I'm respinning the Fedora update kernel today for other
> reasons, if you have that patch in time, I'll toss it in too.

The patch has considerable overhead, probably not  good idea
for a production rpm.

-Andi


  reply	other threads:[~2005-05-10 20:33 UTC|newest]

Thread overview: 42+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-03-30 21:44 x86-64 bad pmds in 2.6.11.6 Dave Jones
2005-03-31 10:41 ` Andi Kleen
2005-03-31 21:52   ` Dave Jones
2005-04-01 11:52     ` Sergey S. Kostyliov
2005-04-07  2:49   ` Dave Jones
2005-04-07  6:29     ` Andi Kleen
2005-04-14 13:54       ` Hugh Dickins
2005-04-14 17:01         ` Andi Kleen
2005-04-14 17:34           ` Hugh Dickins
2005-04-14 18:10             ` Andi Kleen
2005-04-14 18:11               ` x86-64 bad pmds in 2.6.11.6 II Andi Kleen
2005-04-14 18:27                 ` Chris Wright
2005-04-15 17:24                   ` Andi Kleen
2005-04-15 17:28                     ` Chris Wright
2005-04-15 17:58                       ` Hugh Dickins
2005-04-15 18:07                         ` Dave Jones
2005-04-22 17:37                           ` Debugging patch was " Andi Kleen
2005-04-27 14:23                           ` New debugging " Andi Kleen
2005-04-27 17:37                             ` Dave Jones
2005-04-29 11:07                               ` Hans Kristian Rosbach
2005-04-19 13:35                         ` Andi Kleen
2005-04-19 15:52                           ` Hugh Dickins
2005-04-29 11:12                             ` Christopher Warner
2005-04-29 16:13                               ` Chris Wright
2005-04-29 17:32                               ` Dave Jones
2005-05-02 17:00                                 ` Andi Kleen
2005-05-02 15:28                                   ` Christopher Warner
2005-05-02 20:33                                     ` Chris Wright
2005-05-02 21:08                                       ` Dave Jones
2005-05-03 14:28                                         ` Andi Kleen
2005-05-03 15:15                                           ` Dave Jones
2005-05-10  9:36                                     ` Christopher Warner
2005-05-10 16:26                                       ` Chris Wright
2005-05-10 12:03                                         ` Christopher Warner
2005-05-10 16:38                                       ` Dave Jones
2005-05-10 16:46                                         ` Andi Kleen
2005-05-10 16:59                                           ` Dave Jones
2005-05-10 20:32                                             ` Andi Kleen [this message]
2005-05-10 20:43                                               ` Chris Wright
2005-05-12 21:23                                             ` Andi Kleen
2005-05-13 21:51                                               ` Peter J. Stieber
2005-05-14 17:29                                                 ` Peter J. Stieber

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