Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1761547Ab3DCPfH (ORCPT ); Wed, 3 Apr 2013 11:35:07 -0400 Received: from mail-da0-f47.google.com ([209.85.210.47]:36717 "EHLO mail-da0-f47.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1759456Ab3DCPfF (ORCPT ); Wed, 3 Apr 2013 11:35:05 -0400 Message-ID: <1365003300.13853.25.camel@edumazet-glaptop> Subject: Re: [ 105/124] af_unix: dont send SCM_CREDENTIAL when dest socket is NULL From: Eric Dumazet To: Sven Joachim Cc: Greg Kroah-Hartman , linux-kernel@vger.kernel.org, stable@vger.kernel.org, Ding Tianhong , Eric Dumazet , "David S. Miller" Date: Wed, 03 Apr 2013 08:35:00 -0700 In-Reply-To: <87a9pfzm33.fsf@turtle.gmx.de> References: <20130402221104.163133110@linuxfoundation.org> <20130402221116.307254752@linuxfoundation.org> <87vc833kpf.fsf@turtle.gmx.de> <1364997630.13853.19.camel@edumazet-glaptop> <87a9pfzm33.fsf@turtle.gmx.de> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.2.3-0ubuntu6 Content-Transfer-Encoding: 7bit Mime-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 638 Lines: 20 On Wed, 2013-04-03 at 17:10 +0200, Sven Joachim wrote: > On 2013-04-03 16:00 +0200, Eric Dumazet wrote: > > > It might be a wrong sender (application bug or bad identity), and udevd > > correctly discards the incoming message. > > How would I find out the culprit? Change udevd to display the pid as well, and hopefully track the sender. udevd receives uid and pid in the credentials. -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/