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From: Andres Freund <andres@anarazel.de>
To: Gleb Natapov <gleb@redhat.com>
Cc: linux-kernel@vger.kernel.org, Ingo Molnar <mingo@elte.hu>,
	Arnaldo Carvalho de Melo <acme@ghostprotocols.net>,
	Paul Mackerras <paulus@samba.org>,
	Peter Zijlstra <a.p.zijlstra@chello.nl>
Subject: Re: 3.1: NULL pointer dereference after perf usage
Date: Sun, 6 Nov 2011 14:40:30 +0100	[thread overview]
Message-ID: <201111061440.31714.andres@anarazel.de> (raw)
In-Reply-To: <20111106091229.GB3225@redhat.com>

Hi,

On Sunday, November 06, 2011 10:12:29 AM Gleb Natapov wrote:
> On Sun, Nov 06, 2011 at 03:58:59AM +0100, Andres Freund wrote:
> > Somewhere in the 3.1 cycle - haven't yet bisected - I started to get
> > somewhat reprodcable crashes after using perf.
> > There is no direct correlation with a concrete action via perf I can
> > see so far but without having used perf the system runs stable.
> 
> Can you try those patches please?
> https://lkml.org/lkml/2011/10/23/163
> https://lkml.org/lkml/2011/10/18/390
After applying those the system runs smoothly - while using perf obviously - 
for over an hour.

Thanks,

Andres

      reply	other threads:[~2011-11-06 13:40 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-06  2:58 3.1: NULL pointer dereference after perf usage Andres Freund
2011-11-06  9:12 ` Gleb Natapov
2011-11-06 13:40   ` Andres Freund [this message]

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