From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pekka Enberg Subject: Re: [Bugme-new] [Bug 33502] New: Caught 64-bit read from uninitialized memory in __alloc_skb Date: Wed, 20 Apr 2011 10:49:48 +0300 Message-ID: <4DAE901C.2090809@cs.helsinki.fi> References: <20110418153852.153d3ed3.akpm@linux-foundation.org> <1303181466.4152.39.camel@edumazet-laptop> <1303182557.4152.48.camel@edumazet-laptop> <1303183217.4152.49.camel@edumazet-laptop> <1303244270.2756.3.camel@edumazet-laptop> <4DAE7579.3020400@cs.helsinki.fi> <1303279470.2756.17.camel@edumazet-laptop> <1303285519.4dae8f0fdf9b1@imp.free.fr> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Eric Dumazet , Christoph Lameter , Andrew Morton , netdev@vger.kernel.org, bugzilla-daemon@bugzilla.kernel.org, bugme-daemon@bugzilla.kernel.org, Vegard Nossum To: casteyde.christian@free.fr Return-path: Received: from courier.cs.helsinki.fi ([128.214.9.1]:43723 "EHLO mail.cs.helsinki.fi" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753858Ab1DTHtt (ORCPT ); Wed, 20 Apr 2011 03:49:49 -0400 In-Reply-To: <1303285519.4dae8f0fdf9b1@imp.free.fr> Sender: netdev-owner@vger.kernel.org List-ID: On 4/20/11 10:45 AM, casteyde.christian@free.fr wrote: > Indeed I can reproduce each time I boot, however I didn't managed to apply the > patch to test it on -rc3 (neither -rc4), only the first hunk passed. That's odd. Eric? > I simply boot on this laptop with kmemcheck activated to get the warning, with > vanilla -rc3. I've also tested -rc4 yersterday (without the patch therefore), > the warning was not the same (it's a bit later, I will post the dmesg output on > bugzilla tonight). That's expected. You're unlikely to see the problem in the exact same place across different kernel configs and versions. Pekka