From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751397AbaGaN2G (ORCPT ); Thu, 31 Jul 2014 09:28:06 -0400 Received: from a.ns.miles-group.at ([95.130.255.143]:65275 "EHLO radon.swed.at" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750762AbaGaN2E (ORCPT ); Thu, 31 Jul 2014 09:28:04 -0400 Message-ID: <53DA4461.5050706@nod.at> Date: Thu, 31 Jul 2014 15:28:01 +0200 From: Richard Weinberger User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0 MIME-Version: 1.0 To: Jan Hejl CC: LKML Subject: Re: Sudden kernel panics on AMD Opteron platforms with hardened kernel References: <53DA3C5C.3040508@excello.cz> <53DA4074.9030300@excello.cz> In-Reply-To: <53DA4074.9030300@excello.cz> X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Am 31.07.2014 15:11, schrieb Jan Hejl: > > Dne 31.7.2014 v 15:04 Richard Weinberger napsal(a): >> On Thu, Jul 31, 2014 at 2:53 PM, Jan Hejl wrote: >>> Hello, >>> >>> i'm facing sudden kernel panics. Last one happened few minutes ago. >>> Unfortunatelly only output that i've catched is limited thanks to low >>> resolution of console screen. See screenshot attached. >>> >>> Below is output of the ver_linux script. >>> >>> Linux aq 3.14.12-hardened-r2 #1 SMP Tue Jul 22 18:47:50 CEST 2014 x86_64 AMD >> Does the problem also happen with a vanilla kernel? > Didn't tried yet. Please do so. Nobody here can help you if you use a modified/broken kernel. > As I talked to my collegues we found that these bugs are someway random that it may be related to https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61904. Is it possible? According to your 1st mail you've built the kernel using an older gcc. Thanks, //richard