From: Ingo Molnar <mingo@elte.hu>
To: Ananth N Mavinakayanahalli <ananth@in.ibm.com>
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 12:51:58 +0100 [thread overview]
Message-ID: <20090318115158.GF32233@elte.hu> (raw)
In-Reply-To: <20090318113621.GB4129@in.ibm.com>
* 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.
Ingo
next prev parent reply other threads:[~2009-03-18 11:52 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 [this message]
2009-03-18 12:25 ` Ananth N Mavinakayanahalli
2009-03-18 11:54 ` [tip:tracing/kprobes] kprobes: " Ananth N Mavinakayanahalli
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