From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.0 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 2E4ABC35240 for ; Sun, 2 Feb 2020 04:38:00 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DDE63206E6 for ; Sun, 2 Feb 2020 04:37:59 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=infradead.org header.i=@infradead.org header.b="T7l4+/A3" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726893AbgBBEh7 (ORCPT ); Sat, 1 Feb 2020 23:37:59 -0500 Received: from bombadil.infradead.org ([198.137.202.133]:40958 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726794AbgBBEh7 (ORCPT ); Sat, 1 Feb 2020 23:37:59 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=Content-Transfer-Encoding: Content-Type:In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To: Subject:Sender:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=4oWUZJaR7Jx+L3WxZYUTftOrPw0KXFITkchU6eONNQ8=; b=T7l4+/A3xrUaQ52FJYISmxjnG duMEZTL96r95Umj+7OgsE+FIk3i0RC11BPcq5vSR88P1L6PQ/+njvBj7lf2gdLCAHlsX+FOBg9DqO QxAM9/lQXJUr8oiveKu19VxkDskDkaQGwAOv29Has4EKNvva0RQx8JwaDFkv0wDXVV6BwUV5GIp/a BYtForHRfejzD3vR0REa6j2y/s99V41bG/bmlNC8ohl3Y3UgBBTfkUi/je8SQRpm7J4XnrvBH0Nnu vk7aX3Y0Z6UqKQoQ/msYTtf+sX0t9w5oej3LFg05ncHlnUgg/6DFicMgXsTD1snYT65GNUZZZsqH/ T3pN4f51Q==; Received: from [2601:1c0:6280:3f0:897c:6038:c71d:ecac] by bombadil.infradead.org with esmtpsa (Exim 4.92.3 #3 (Red Hat Linux)) id 1iy717-0006gy-4o; Sun, 02 Feb 2020 04:37:53 +0000 Subject: Re: Latest Git kernel: avahi-daemon[2410]: ioctl(): Inappropriate ioctl for device To: Christian Zigotzky , Michael Ellerman Cc: Darren Stevens , DTML , Linux Kernel Mailing List , Christoph Hellwig , linuxppc-dev@ozlabs.org, "R.T.Dickinson" , "contact@a-eon.com" , "netdev@vger.kernel.org" References: <20200126115247.13402-1-mpe@ellerman.id.au> <58a6d45c-0712-18df-1b14-2f04cf12a1cb@xenosoft.de> From: Randy Dunlap Message-ID: Date: Sat, 1 Feb 2020 20:37:49 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.4.1 MIME-Version: 1.0 In-Reply-To: <58a6d45c-0712-18df-1b14-2f04cf12a1cb@xenosoft.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: devicetree-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org [might be network related, so adding netdev mailing list] On 2/1/20 4:08 PM, Christian Zigotzky wrote: > Hello, > > We regularly compile and test Linux kernels every day during the merge window. Since Thuesday we have very high CPU loads because of the avahi daemon on our desktop Linux systems (Ubuntu, Debian etc). > > Error message: avahi-daemon[2410]: ioctl(): Inappropriate ioctl for device > > Could you please test the latest Git kernel? > > It is possible to deactivate the avahi daemon with the following lines in the file "/etc/avahi/avahi-daemon.conf": > > use-ipv4=no > use-ipv6=no > > But this is only a temporary solution. > > Thanks, > Christian -- ~Randy