From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933970AbbKSLnx (ORCPT ); Thu, 19 Nov 2015 06:43:53 -0500 Received: from mail-ph.de-nserver.de ([85.158.179.214]:38301 "EHLO mail-ph.de-nserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750815AbbKSLnv (ORCPT ); Thu, 19 Nov 2015 06:43:51 -0500 X-Fcrdns: No Subject: Re: Asterisk deadlocks since Kernel 4.1 To: Hannes Frederic Sowa , Florian Weimer References: <564B3D35.50004@profihost.ag> <564B7F9D.5060701@profihost.ag> <564CDE2F.8000201@profihost.ag> <564CEB0C.40006@redhat.com> <564CEF5D.3080005@profihost.ag> <564D9A17.6080305@redhat.com> <564D9B21.302@profihost.ag> <564D9CE6.2090104@profihost.ag> <1447933294.1974772.444210441.67F1AC5E@webmail.messagingengine.com> Cc: Thomas Gleixner , netdev@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org From: Stefan Priebe - Profihost AG Message-ID: <564DB5F5.9060208@profihost.ag> Date: Thu, 19 Nov 2015 12:43:49 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 In-Reply-To: <1447933294.1974772.444210441.67F1AC5E@webmail.messagingengine.com> Content-Type: text/plain; charset=iso-8859-15 Content-Transfer-Encoding: 7bit X-User-Auth: Auth by hostmaster@profihost.com through 185.39.223.5 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am 19.11.2015 um 12:41 schrieb Hannes Frederic Sowa: > On Thu, Nov 19, 2015, at 10:56, Stefan Priebe - Profihost AG wrote: >> OK it had a livelock again. It just took more time. >> >> So here is the data: > > Thanks, I couldn't reproduce it so far with simple threaded resolver > loop on your kernel. :/ > > Your data is useless if you don't also provide the file descriptor which > you are blocking on right now. ;) > > Thanks, > Hannes ah sorry. So we need the gdb backtrace with the rcvmsg and then the fd list + netlink list? Stefan