linux-kernel - Re: struct pid memory leak

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Date:	Sun, 24 Jan 2016 04:04:12 +0100
From:	Willy Tarreau <w@....eu>
To:	Eric Dumazet <edumazet@...gle.com>
Cc:	Dmitry Vyukov <dvyukov@...gle.com>,
	Eric Dumazet <eric.dumazet@...il.com>,
	netdev <netdev@...r.kernel.org>,
	Rainer Weikusat <rweikusat@...ileactivedefense.com>,
	Michal Hocko <mhocko@...e.cz>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Vladimir Davydov <vdavydov@...tuozzo.com>,
	Johannes Weiner <hannes@...xchg.org>,
	LKML <linux-kernel@...r.kernel.org>,
	syzkaller <syzkaller@...glegroups.com>,
	Kostya Serebryany <kcc@...gle.com>,
	Alexander Potapenko <glider@...gle.com>,
	Sasha Levin <sasha.levin@...cle.com>
Subject: Re: struct pid memory leak

On Sat, Jan 23, 2016 at 06:50:11PM -0800, Eric Dumazet wrote:
> On Sat, Jan 23, 2016 at 6:38 PM, Willy Tarreau <w@....eu> wrote:
> > On Sun, Jan 24, 2016 at 03:11:45AM +0100, Willy Tarreau wrote:
> >> It doesn't report this on 3.10.
> >
> > To be more precise, kmemleak reports the issue on 3.13 and not on 3.12.
> > I'm not sure if it's reliable enough to run a bisect though.
> >
> > Willy
> >
> 
> I have the leak on linux-3.11.
> 
> I believe even linux-3.3 gets the leak, although I had to wait about
> one hour to be confident the leak was there.

OK so I'm stopping my bisect. It's possible it's affected with some option
which changed along the various "make oldconfig" at each step. Thanks for
letting me know.

Willy