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From: Lin Ming <ming.m.lin-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
To: "Rafael J. Wysocki" <rjw-KKrjLPT3xs0@public.gmane.org>
Cc: Linux Kernel Mailing List
	<linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Kernel Testers List
	<kernel-testers-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
	Maciej Rutecki
	<maciej.rutecki-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
	Florian Mickler <florian-sVu6HhrpSfRAfugRpC6u6w@public.gmane.org>,
	Miles Lane <miles.lane-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Subject: Re: [Bug #37222] 3.0.0-rc1-git3 -- kernel/sched.c:619 invoked rcu_dereference_check() without protection!
Date: Mon, 13 Jun 2011 10:00:06 +0800	[thread overview]
Message-ID: <1307930406.4011.3.camel@minggr.sh.intel.com> (raw)
In-Reply-To: <BANLkTikjZ7O6SFmD2e-YnMztGHoGZL69qg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>


> From: Rafael J. Wysocki <rjw-KKrjLPT3xs0@public.gmane.org>
> Date: Mon, Jun 13, 2011 at 4:30 AM
> Subject: [Bug #37222] 3.0.0-rc1-git3 -- kernel/sched.c:619 invoked
> rcu_dereference_check() without protection!
> To: Linux Kernel Mailing List <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>
> Cc: Kernel Testers List <kernel-testers-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>, Maciej
> Rutecki <maciej.rutecki-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>, Florian Mickler
> <florian-sVu6HhrpSfRAfugRpC6u6w@public.gmane.org>, Miles Lane <miles.lane-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> 
> 
> This message has been generated automatically as a part of a summary report
> of recent regressions.
> 
> The following bug entry is on the current list of known regressions
> from 2.6.39.  Please verify if it still should be listed and let the
> tracking team
> know (either way).
> 
> 
> Bug-Entry       : http://bugzilla.kernel.org/show_bug.cgi?id=37222
> Subject         : 3.0.0-rc1-git3 -- kernel/sched.c:619 invoked
> rcu_dereference_check() without protection!
> Submitter       : Miles Lane <miles.lane-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
> Date            : 2011-06-04 3:22 (9 days old)
> Message-ID      : <BANLkTikHS7TuFhm3cfJ+Y=erWDaAwuE_TA-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
> References      : http://marc.info/?l=linux-kernel&m=130715775803343&w=2
> 

This was fixed already.
http://git.kernel.org/?p=linux/kernel/git/x86/linux-2.6-tip.git;a=commit;h=6c6c54e180

commit 6c6c54e1807faf116724451ef2bd14993780470a
Author: Peter Zijlstra <peterz-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org>
Date:   Fri Jun 3 17:37:07 2011 +0200

    sched: Fix/clarify set_task_cpu() locking rules


Thanks,
Lin Ming

WARNING: multiple messages have this Message-ID (diff)
From: Lin Ming <ming.m.lin@intel.com>
To: "Rafael J. Wysocki" <rjw@sisk.pl>
Cc: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Kernel Testers List <kernel-testers@vger.kernel.org>,
	Maciej Rutecki <maciej.rutecki@gmail.com>,
	Florian Mickler <florian@mickler.org>,
	Miles Lane <miles.lane@gmail.com>
Subject: Re: [Bug #37222] 3.0.0-rc1-git3 -- kernel/sched.c:619 invoked rcu_dereference_check() without protection!
Date: Mon, 13 Jun 2011 10:00:06 +0800	[thread overview]
Message-ID: <1307930406.4011.3.camel@minggr.sh.intel.com> (raw)
In-Reply-To: <BANLkTikjZ7O6SFmD2e-YnMztGHoGZL69qg@mail.gmail.com>


> From: Rafael J. Wysocki <rjw@sisk.pl>
> Date: Mon, Jun 13, 2011 at 4:30 AM
> Subject: [Bug #37222] 3.0.0-rc1-git3 -- kernel/sched.c:619 invoked
> rcu_dereference_check() without protection!
> To: Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
> Cc: Kernel Testers List <kernel-testers@vger.kernel.org>, Maciej
> Rutecki <maciej.rutecki@gmail.com>, Florian Mickler
> <florian@mickler.org>, Miles Lane <miles.lane@gmail.com>
> 
> 
> This message has been generated automatically as a part of a summary report
> of recent regressions.
> 
> The following bug entry is on the current list of known regressions
> from 2.6.39.  Please verify if it still should be listed and let the
> tracking team
> know (either way).
> 
> 
> Bug-Entry       : http://bugzilla.kernel.org/show_bug.cgi?id=37222
> Subject         : 3.0.0-rc1-git3 -- kernel/sched.c:619 invoked
> rcu_dereference_check() without protection!
> Submitter       : Miles Lane <miles.lane@gmail.com>
> Date            : 2011-06-04 3:22 (9 days old)
> Message-ID      : <BANLkTikHS7TuFhm3cfJ+Y=erWDaAwuE_TA@mail.gmail.com>
> References      : http://marc.info/?l=linux-kernel&m=130715775803343&w=2
> 

This was fixed already.
http://git.kernel.org/?p=linux/kernel/git/x86/linux-2.6-tip.git;a=commit;h=6c6c54e180

commit 6c6c54e1807faf116724451ef2bd14993780470a
Author: Peter Zijlstra <peterz@infradead.org>
Date:   Fri Jun 3 17:37:07 2011 +0200

    sched: Fix/clarify set_task_cpu() locking rules


Thanks,
Lin Ming


  parent reply	other threads:[~2011-06-13  2:00 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-06-12 20:23 3.0-rc2: Reported regressions from 2.6.39 Rafael J. Wysocki
2011-06-12 20:23 ` Rafael J. Wysocki
2011-06-12 20:23 ` [Bug #36302] SandyBridge can't do s2disk with linux 3.0-rc1 Rafael J. Wysocki
2011-06-12 20:23   ` Rafael J. Wysocki
2011-06-12 20:30 ` [Bug #36452] Artifacts with 3.0-rc1 on SandyBridge Rafael J. Wysocki
2011-06-15 18:43   ` Jesse Barnes
2011-06-15 18:43     ` Jesse Barnes
2011-06-15 18:59     ` Alexander Zhaunerchyk
     [not found]       ` <4DF9011D.6050107-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2011-06-15 21:15         ` Florian Mickler
2011-06-15 21:15           ` Florian Mickler
2011-06-12 20:30 ` [Bug #37222] 3.0.0-rc1-git3 -- kernel/sched.c:619 invoked rcu_dereference_check() without protection! Rafael J. Wysocki
     [not found]   ` <BANLkTikjZ7O6SFmD2e-YnMztGHoGZL69qg@mail.gmail.com>
     [not found]     ` <BANLkTikjZ7O6SFmD2e-YnMztGHoGZL69qg-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-06-13  2:00       ` Lin Ming [this message]
2011-06-13  2:00         ` Lin Ming
     [not found]         ` <1307930406.4011.3.camel-WAh/sfaZ6+hhZnBKgDE8z0EOCMrvLtNR@public.gmane.org>
2011-06-13 17:26           ` Rafael J. Wysocki
2011-06-13 17:26             ` Rafael J. Wysocki
2011-06-12 20:30 ` [Bug #36972] 3.0-rc1: DMAR errors from iwlagn Rafael J. Wysocki
2011-06-12 20:30   ` Rafael J. Wysocki
2011-06-13 20:09   ` Jeremy Fitzhardinge
2011-06-13 20:09     ` Jeremy Fitzhardinge
     [not found]     ` <4DF66E96.3010709-TSDbQ3PG+2Y@public.gmane.org>
2011-06-13 21:21       ` Rafael J. Wysocki
2011-06-13 21:21         ` Rafael J. Wysocki
2011-06-12 20:30 ` [Bug #36982] 3.0-rc1 problem with usb, cdrom Rafael J. Wysocki
2011-06-12 20:30 ` [Bug #37242] lockdep deadlock warning in shutdown Rafael J. Wysocki
2011-06-12 20:30 ` [Bug #37232] [3.0-rc1][NMI/DMAR][iwlagn] errors - PCI system error (SERR) for reason a1 on CPU 0 Rafael J. Wysocki
2011-06-19  2:34   ` Shawn Starr
2011-06-19  2:34     ` Shawn Starr
     [not found]     ` <9766569.DLsi33Yrbe-RRHT56Q3PSMGBMjmSbuoWl6hYfS7NtTn@public.gmane.org>
2011-06-19 13:46       ` Rafael J. Wysocki
2011-06-19 13:46         ` Rafael J. Wysocki

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