Bug 35272 - 2.6.38.6 -stable regression: kernel insta-death on boot.
Summary: 2.6.38.6 -stable regression: kernel insta-death on boot.
Status: CLOSED CODE_FIX
Alias: None
Product: Platform Specific/Hardware
Classification: Unclassified
Component: i386 (show other bugs)
Hardware: All Linux
: P1 normal
Assignee: platform_i386
URL:
Keywords:
Depends on:
Blocks: 32012
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Reported: 2011-05-17 18:48 UTC by Maciej Rutecki
Modified: 2011-06-12 20:43 UTC (History)
3 users (show)

See Also:
Kernel Version: 2.6.38.6
Subsystem:
Regression: Yes
Bisected commit-id:

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Description Maciej Rutecki 2011-05-17 18:48:49 UTC 
Subject    : 2.6.38.6 -stable regression: kernel insta-death on boot.
Submitter  : Nick Bowler <nbowler@elliptictech.com>
Date       : 2011-05-14 19:57
Message-ID : 20110514195741.GA10757@elliptictech.com
References : http://marc.info/?l=linux-kernel&m=130541471818831&w=2

This entry is being used for tracking a regression from 2.6.38. Please don't
close it until the problem is fixed in the mainline.

Caused by:

  commit 15f0758f185241ad9c358a5bf60ff0a21eccc218
  Author: Boris Ostrovsky <ostr@amd64.org>
  Date:   Fri Apr 29 17:47:43 2011 -0400
  
      x86, AMD: Fix APIC timer erratum 400 affecting K8 Rev.A-E processors
       
      Reported-by: Joerg-Volker Peetz <jvpeetz@web.de>
      Tested-by: Joerg-Volker Peetz <jvpeetz@web.de>
      Acked-by: Borislav Petkov <borislav.petkov@amd.com>
      Signed-off-by: Boris Ostrovsky <Boris.Ostrovsky@amd.com>
      Link: http://lkml.kernel.org/r/1304113663-6586-1-git-send-email-ostr@amd64.org
      Signed-off-by: Ingo Molnar <mingo@elte.hu>
      Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

First-Bad-Commit : 15f0758f185241ad9c358a5bf60ff0a21eccc218
Comment 1 Borislav Petkov 2011-05-18 14:14:53 UTC 
Confirmation that the issue is fixed:

http://marc.info/?l=linux-kernel&m=130567145321467

Patches fixing it:

http://git.kernel.org/tip/14fb57dccb6e1defe9f89a66f548fcb24c374c1d
http://git.kernel.org/tip/328935e6348c6a7cb34798a68c326f4b8372e68a

I will backport them as soon as they hit mainline.

Thanks.
Comment 2 Ingo Molnar 2011-05-18 15:27:19 UTC 
> I will backport them as soon as they hit mainline.

FYI, they are upstream already, Linus pulled them and pushed it out earlier 
today.

Thanks,

	Ingo
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