Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S964839AbcDYTq2 (ORCPT ); Mon, 25 Apr 2016 15:46:28 -0400 Received: from mga09.intel.com ([134.134.136.24]:19463 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933446AbcDYTq1 (ORCPT ); Mon, 25 Apr 2016 15:46:27 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.24,534,1455004800"; d="scan'208";a="792144054" From: Andi Kleen To: Steven Rostedt Cc: Linus Torvalds , LKML , Ingo Molnar , Peter Zijlstra , Borislav Petkov , Greg Kroah-Hartman , Andrew Morton , Uwe =?utf-8?Q?Kleine-K=C3=B6nig?= Subject: Re: [PATCH v2] printk: Add kernel parameter to disable writes to /dev/kmsg References: <20160425145606.598329f2@gandalf.local.home> Date: Mon, 25 Apr 2016 12:46:26 -0700 In-Reply-To: <20160425145606.598329f2@gandalf.local.home> (Steven Rostedt's message of "Mon, 25 Apr 2016 14:56:06 -0400") Message-ID: <87eg9t5v59.fsf@tassilo.jf.intel.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 605 Lines: 21 Steven Rostedt writes: > Over the weekend my server was acting funny. The display wasn't working > well, and I assumed that a driver was going bad. I went to look at the > kernel dmesg, but the buffer only had the following over and over: You may also like https://lkml.org/lkml/2016/4/9/70 Otherwise if you use Chrome the logs totally get spammed every time you open a new tab. This was the number one log spam cause on my system. Unfortunately the audit maintainers totally fail to recognize this as a fatal flaw :-( -Andi -- ak@linux.intel.com -- Speaking for myself only