From: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
To: Ingo Molnar <mingo@elte.hu>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
lkml <linux-kernel@vger.kernel.org>,
Masami Hiramatsu <mhiramat@redhat.com>,
Jim Keniston <jkenisto@us.ibm.com>,
bharata@linux.vnet.ibm.com
Subject: Re: [PATCH] Kprobes: Fix locking imbalance in kretprobes
Date: Wed, 18 Mar 2009 17:55:00 +0530 [thread overview]
Message-ID: <20090318122500.GC4129@in.ibm.com> (raw)
In-Reply-To: <20090318115158.GF32233@elte.hu>
On Wed, Mar 18, 2009 at 12:51:58PM +0100, Ingo Molnar wrote:
>
> * Ananth N Mavinakayanahalli <ananth@in.ibm.com> wrote:
>
> > Fix locking imbalance in kretprobes:
> >
> > =====================================
> > [ BUG: bad unlock balance detected! ]
> > -------------------------------------
> > kthreadd/2 is trying to release lock (&rp->lock) at:
> > [<c06b3080>] pre_handler_kretprobe+0xea/0xf4
>
> Applied it to tip:tracing/kprobes, thanks Ananth!
>
> The bug has been introduced in v2.6.27-rc1 so i've marked it for a
> -stable backport for .27.x, 28.x and 29.x.
Sure, thanks Ingo!
next prev parent reply other threads:[~2009-03-18 12:25 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-03-18 11:36 [PATCH] Kprobes: Fix locking imbalance in kretprobes Ananth N Mavinakayanahalli
2009-03-18 11:51 ` Ingo Molnar
2009-03-18 12:25 ` Ananth N Mavinakayanahalli [this message]
2009-03-18 11:54 ` [tip:tracing/kprobes] kprobes: " Ananth N Mavinakayanahalli
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