From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1759488AbYEFMKn (ORCPT ); Tue, 6 May 2008 08:10:43 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753583AbYEFMKV (ORCPT ); Tue, 6 May 2008 08:10:21 -0400 Received: from mx3.mail.elte.hu ([157.181.1.138]:48640 "EHLO mx3.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753442AbYEFMKT (ORCPT ); Tue, 6 May 2008 08:10:19 -0400 Date: Tue, 6 May 2008 14:10:05 +0200 From: Ingo Molnar To: Frederik Deweerdt Cc: Eric Sesterhenn , linux-kernel@vger.kernel.org, suresh.b.siddha@intel.com, "H. Peter Anvin" , Thomas Gleixner Subject: Re: Oops with strace_test Message-ID: <20080506121005.GJ32591@elte.hu> References: <20080430121202.GD18314@alice> <20080505100008.GA2354@alice> <20080505180053.GB5576@slug> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20080505180053.GB5576@slug> User-Agent: Mutt/1.5.17 (2007-11-01) X-ELTE-VirusStatus: clean X-ELTE-SpamScore: -1.5 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-1.5 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.3 -1.5 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0078] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org * Frederik Deweerdt wrote: > Hi Eric, > > This appears to be caused by init_fpu() missing from the > restore_sigcontext->restore_i387->restore_fpu_checking code path. > > I believe that moving the init_fpu() call from math_state_restore to > restore_fpu_checking should fix the problem? thanks Eric and Frederik for tracking this down. Eric, does Frederik's patch fix the problem for you? Ingo