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Re: 2.6.22-rc3 nmi watchdog hang

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From: Ingo Molnar
Subject: Re: 2.6.22-rc3 nmi watchdog hang
Date: Tuesday, June 5, 2007 - 2:56 am

* Ingo Molnar <mingo@elte.hu> wrote:


Andi/Linus Cc:-ed - these NMI watchdog changes came over the x86_64 
tree. I suspect this patch:

 commit 09198e68501a7e34737cd9264d266f42429abcdc
 Author: Andi Kleen <ak@suse.de>
 Date:   Wed May 2 19:27:20 2007 +0200

     [PATCH] i386: Clean up NMI watchdog code

Andi - just boot with nmi_watchdog=2 on a dual-core Athlon64 CPU.

	Ingo
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Messages in current thread:
2.6.22-rc3-mm1, Andrew Morton, (Wed May 30, 11:58 pm)
Re: 2.6.22-rc3-mm1, Cornelia Huck, (Thu May 31, 5:09 am)
Re: 2.6.22-rc3-mm1, Matthew Wilcox, (Thu May 31, 5:15 am)
Re: 2.6.22-rc3-mm1, Cornelia Huck, (Thu May 31, 5:20 am)
Re: 2.6.22-rc3-mm1, Jeff Garzik, (Thu May 31, 5:35 am)
Re: 2.6.22-rc3-mm1, Cornelia Huck, (Thu May 31, 8:11 am)
Re: 2.6.22-rc3-mm1, Christoph Hellwig, (Thu May 31, 8:13 am)
Re: 2.6.22-rc3-mm1, Michal Piotrowski, (Thu May 31, 8:29 am)
Re: 2.6.22-rc3-mm1, Michal Piotrowski, (Thu May 31, 10:53 am)
Re: 2.6.22-rc3-mm1, Michal Piotrowski, (Thu May 31, 11:08 am)
Re: 2.6.22-rc3-mm1, Andrew Morton, (Thu May 31, 11:31 am)
Re: 2.6.22-rc3-mm1, Christoph Lameter, (Thu May 31, 11:41 am)
Re: 2.6.22-rc3-mm1, Andrew Morton, (Thu May 31, 11:53 am)
Re: 2.6.22-rc3-mm1, Christoph Lameter, (Thu May 31, 11:57 am)
Re: 2.6.22-rc3-mm1, Rafael J. Wysocki, (Thu May 31, 12:58 pm)
Re: 2.6.22-rc3-mm1, Mariusz Kozlowski, (Thu May 31, 1:43 pm)
Re: 2.6.22-rc3-mm1, Andrew Morton, (Thu May 31, 2:19 pm)
[PATCH -mm] Freezer: migration_thread should not be freeza ..., Rafael J. Wysocki, (Thu May 31, 2:30 pm)
Re: 2.6.22-rc3-mm1 - works-for-me and a meta-question..., Valdis.Kletnieks, (Thu May 31, 3:05 pm)
Re: 2.6.22-rc3-mm1, Andrew Morton, (Thu May 31, 3:10 pm)
Re: 2.6.22-rc3-mm1 - works-for-me and a meta-question..., Andrew Morton, (Thu May 31, 3:16 pm)
Re: 2.6.22-rc3-mm1 - page_mkwrite() breakage, Mark Fasheh, (Thu May 31, 4:13 pm)
Re: 2.6.22-rc3-mm1 - page_mkwrite() breakage, Nick Piggin, (Thu May 31, 6:01 pm)
Re: 2.6.22-rc3-mm1 - page_mkwrite() breakage, Mark Fasheh, (Thu May 31, 6:24 pm)
Re: 2.6.22-rc3-mm1 - page_mkwrite() breakage, Nick Piggin, (Thu May 31, 6:34 pm)
Re: 2.6.22-rc3-mm1 - page_mkwrite() breakage, Mark Fasheh, (Thu May 31, 6:45 pm)
Re: 2.6.22-rc3-mm1 - page_mkwrite() breakage, Nick Piggin, (Thu May 31, 6:53 pm)
Re: 2.6.22-rc3-mm1, Arnaldo Carvalho de Melo, (Thu May 31, 7:01 pm)
Re: 2.6.22-rc3-mm1, Andrew Morton, (Thu May 31, 7:12 pm)
Re: 2.6.22-rc3-mm1, Arnaldo Carvalho de Melo, (Thu May 31, 7:24 pm)
Re: 2.6.22-rc3-mm1, Michael Ellerman, (Thu May 31, 8:52 pm)
Re: 2.6.22-rc3-mm1 - page_mkwrite() breakage, Mark Fasheh, (Thu May 31, 10:20 pm)
Re: 2.6.22-rc3-mm1, Eric W. Biederman, (Thu May 31, 10:55 pm)
Re: 2.6.22-rc3-mm1, Cornelia Huck, (Fri Jun 1, 12:09 am)
2.6.22-rc3-mm1: IA64 make allnoconfig broken, Mel Gorman, (Fri Jun 1, 9:42 am)
Re: 2.6.22-rc3-mm1: IA64 make allnoconfig broken, Andrew Morton, (Fri Jun 1, 10:00 am)
Re: 2.6.22-rc3-mm1: IA64 make allnoconfig broken, Mel Gorman, (Fri Jun 1, 11:50 am)
Re: 2.6.22-rc3-mm1, Mariusz Kozlowski, (Fri Jun 1, 1:50 pm)
[PATCH] Fix problem with IA64 make allnoconfig, Mel Gorman, (Fri Jun 1, 1:55 pm)
Re: 2.6.22-rc3-mm1, Andrew Morton, (Fri Jun 1, 2:02 pm)
Re: 2.6.22-rc3-mm1, Mariusz Kozlowski, (Fri Jun 1, 2:21 pm)
Re: 2.6.22-rc3-mm1 - page_mkwrite() breakage, Mark Fasheh, (Fri Jun 1, 3:01 pm)
Re: 2.6.22-rc3-mm1 - page_mkwrite() breakage, Andrew Morton, (Fri Jun 1, 3:25 pm)
Re: 2.6.22-rc3-mm1 - page_mkwrite() breakage, Mark Fasheh, (Fri Jun 1, 3:33 pm)
Re: 2.6.22-rc3-mm1 - page_mkwrite() breakage, Andrew Morton, (Fri Jun 1, 3:47 pm)
Re: 2.6.22-rc3-mm1 - page_mkwrite() breakage, Mark Fasheh, (Fri Jun 1, 3:53 pm)
Re: 2.6.22-rc3-mm1, Benjamin Herrenschmidt, (Fri Jun 1, 4:30 pm)
Re: 2.6.22-rc3-mm1, Segher Boessenkool, (Sat Jun 2, 1:40 am)
2.6.22-rc3-mm1: Xen compile error with X86_CMPXCHG=n, Adrian Bunk, (Sat Jun 2, 6:57 am)
[-mm patch] fix XEN_BLKDEV_FRONTEND Makefile entry, Adrian Bunk, (Sat Jun 2, 10:06 am)
2.6.22-rc3-mm1: __attribute__((weak)) considered harmful, Adrian Bunk, (Sat Jun 2, 10:14 am)
[-mm patch] the ASYNC_* options shouldn't be user visible, Adrian Bunk, (Sat Jun 2, 12:09 pm)
[-mm patch] make drivers/firmware/dmi-id.c:dmi_id_init() s ..., Adrian Bunk, (Sun Jun 3, 1:54 pm)
[-mm patch] drivers/i2c/chips/ds1682.c: make code static, Adrian Bunk, (Sun Jun 3, 1:54 pm)
[-mm patch] make xpad_play_effect() static, Adrian Bunk, (Sun Jun 3, 1:54 pm)
[-mm patch] fix the tea5761 tuner support, Adrian Bunk, (Sun Jun 3, 1:54 pm)
Re: [-mm patch] drivers/i2c/chips/ds1682.c: make code static, Jean Delvare, (Mon Jun 4, 1:15 am)
RE: [-mm patch] the ASYNC_* options shouldn't be user visible, Williams, Dan J, (Mon Jun 4, 9:19 am)
2.6.22-rc3-mm1 - pppd hanging in netdev_run_todo while hol ..., Valdis.Kletnieks, (Mon Jun 4, 11:00 am)
Re: 2.6.22-rc3-mm1: __attribute__((weak)) considered harmful, Andrew Morton, (Mon Jun 4, 2:22 pm)
[-mm patch] e1000: #if 0 two functions, Adrian Bunk, (Mon Jun 4, 3:12 pm)
[-mm patch] drivers/mmc/core/core.{h,c}: cleanups, Adrian Bunk, (Mon Jun 4, 3:13 pm)
Re: 2.6.22-rc3-mm1: __attribute__((weak)) considered harmful, Martin Peschke, (Mon Jun 4, 4:52 pm)
Re: 2.6.22-rc3-mm1: __attribute__((weak)) considered harmful, Russell King, (Mon Jun 4, 8:59 pm)
Re: 2.6.22-rc3-mm1, Ingo Molnar, (Tue Jun 5, 2:11 am)
Re: 2.6.22-rc3-mm1, Ingo Molnar, (Tue Jun 5, 2:18 am)
Re: 2.6.22-rc3-mm1, Andrew Morton, (Tue Jun 5, 2:24 am)
Re: 2.6.22-rc3-mm1, Ingo Molnar, (Tue Jun 5, 2:33 am)
Re: 2.6.22-rc3-mm1, Ingo Molnar, (Tue Jun 5, 2:39 am)
Re: 2.6.22-rc3-mm1, Ingo Molnar, (Tue Jun 5, 2:42 am)
Re: 2.6.22-rc3-mm1, Ingo Molnar, (Tue Jun 5, 2:45 am)
Re: 2.6.22-rc3-mm1, Ingo Molnar, (Tue Jun 5, 2:50 am)
Re: 2.6.22-rc3 nmi watchdog hang, Ingo Molnar, (Tue Jun 5, 2:56 am)
Re: 2.6.22-rc3-mm1, Rusty Russell, (Tue Jun 5, 8:16 am)
[-mm patch] kernel/power/disk.c: make code static, Adrian Bunk, (Tue Jun 5, 2:50 pm)
[-mm patch] kernel/sched{,_fair}.c: make code static, Adrian Bunk, (Tue Jun 5, 2:50 pm)
[-mm patch] kernel/lockdep_proc.c: make 2 functions static, Adrian Bunk, (Tue Jun 5, 2:51 pm)
[-mm patch] fs/proc/base.c: make a struct static, Adrian Bunk, (Tue Jun 5, 2:51 pm)
Re: [-mm patch] kernel/power/disk.c: make code static, Rafael J. Wysocki, (Tue Jun 5, 3:10 pm)
Re: [-mm patch] kernel/lockdep_proc.c: make 2 functions static, Peter Zijlstra, (Tue Jun 5, 3:34 pm)
Re: 2.6.22-rc3-mm1 - pppd hanging in netdev_run_todo while ..., Andrew Morton, (Tue Jun 5, 11:14 pm)
Re: [-mm patch] kernel/sched{,_fair}.c: make code static, Andrew Morton, (Tue Jun 5, 11:54 pm)
Re: [-mm patch] kernel/sched{,_fair}.c: make code static, Ingo Molnar, (Wed Jun 6, 12:02 am)
Re: [-mm patch] kernel/sched{,_fair}.c: make code static, Ingo Molnar, (Wed Jun 6, 12:30 am)
Re: [-mm patch] fs/proc/base.c: make a struct static, Ingo Molnar, (Wed Jun 6, 12:32 am)
Re: [-mm patch] kernel/sched{,_fair}.c: make code static, Adrian Bunk, (Wed Jun 6, 5:31 am)
Re: [-mm patch] drivers/mmc/core/core.{h,c}: cleanups, Pierre Ossman, (Wed Jun 6, 11:36 am)
Re: [-mm patch] make drivers/firmware/dmi-id.c:dmi_id_init ..., Greg KH, (Thu Jun 7, 9:38 pm)
Re: 2.6.22-rc3 nmi watchdog hang, Björn, (Sun Jun 10, 11:10 am)
Re: 2.6.22-rc3 nmi watchdog hang, Ingo Molnar, (Mon Jun 18, 5:11 am)
Re: 2.6.22-rc3 nmi watchdog hang, Björn, (Mon Jun 18, 7:31 am)
Re: 2.6.22-rc3 nmi watchdog hang, Ingo Molnar, (Sun Jun 24, 11:18 pm)
Re: 2.6.22-rc3 nmi watchdog hang, Ingo Molnar, (Sun Jun 24, 11:59 pm)
[patch, 2.6.22-rc6] fix nmi_watchdog=2 bootup hang, Ingo Molnar, (Mon Jun 25, 1:05 am)
Re: [patch, 2.6.22-rc6] fix nmi_watchdog=2 bootup hang, Ingo Molnar, (Mon Jun 25, 1:26 am)
Re: [patch, 2.6.22-rc6] fix nmi_watchdog=2 bootup hang, Jeremy Fitzhardinge, (Mon Jun 25, 5:40 am)
Re: [patch, 2.6.22-rc6] fix nmi_watchdog=2 bootup hang, Björn, (Mon Jun 25, 5:45 am)
Re: [patch, 2.6.22-rc6] fix nmi_watchdog=2 bootup hang, Jeremy Fitzhardinge, (Mon Jun 25, 5:49 am)
Re: [patch, 2.6.22-rc6] fix nmi_watchdog=2 bootup hang, Björn, (Mon Jun 25, 6:06 am)
Re: [patch, 2.6.22-rc6] fix nmi_watchdog=2 bootup hang, Björn, (Mon Jun 25, 6:13 am)
[patch, 2.6.22-rc6] fix nmi_watchdog=2 bootup hang, take #2, Ingo Molnar, (Mon Jun 25, 11:50 am)
Re: 2.6.22-rc3-mm1: Xen compile error with X86_CMPXCHG=n, Adrian Bunk, (Thu Jun 28, 4:36 pm)
Re: 2.6.22-rc3-mm1: Xen compile error with X86_CMPXCHG=n, Jeremy Fitzhardinge, (Thu Jun 28, 8:21 pm)