From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751397Ab3HSLhu (ORCPT ); Mon, 19 Aug 2013 07:37:50 -0400 Received: from mx1.redhat.com ([209.132.183.28]:52169 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751160Ab3HSLht (ORCPT ); Mon, 19 Aug 2013 07:37:49 -0400 Date: Mon, 19 Aug 2013 13:38:07 +0200 From: Stanislaw Gruszka To: "Winkler, Tomas" Cc: "linux-kernel@vger.kernel.org" Subject: Re: [3.10 regression] mei endless recursion Message-ID: <20130819113806.GA11577@redhat.com> References: <20130806065442.GA3509@redhat.com> <5B8DA87D05A7694D9FA63FD143655C1B1AE81EF8@HASMSX106.ger.corp.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <5B8DA87D05A7694D9FA63FD143655C1B1AE81EF8@HASMSX106.ger.corp.intel.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi On Wed, Aug 07, 2013 at 11:15:20AM +0000, Winkler, Tomas wrote: > > We have a bug report when system fail to boot on 3.10 . It happens due to > > problem in mei which do endless calls: > > > > mei_reset -> mei_hbm_start_req -> mei_reset -> mei_hbm_start_req -> ... > > > > It did not happen on 3.9. > > This is the same as https://bugzilla.kernel.org/show_bug.cgi?id=60612 > There is few issues with the reset but this major root cause should be fixed by this patch https://lkml.org/lkml/2013/7/17/219 FYI: user reported that this patch did not fix problem for him, though system boot now, but recursion happened when he tried to login. Thanks Stanislaw