Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755509AbYGWVfd (ORCPT ); Wed, 23 Jul 2008 17:35:33 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1754555AbYGWVfZ (ORCPT ); Wed, 23 Jul 2008 17:35:25 -0400 Received: from wr-out-0506.google.com ([64.233.184.227]:46323 "EHLO wr-out-0506.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754114AbYGWVfZ (ORCPT ); Wed, 23 Jul 2008 17:35:25 -0400 DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:cc:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=gEtuULGCZ5HxMZsgcOHIF2Gv/BjAOh9WOefDgTxQSQx2n5wqf2Cu/tNUhhBHIf7AHG qDO1hruNZmBdZKI1GBhdl+yQuyry/k0jxR26JzWSnyy/BACnZwh+oK7enjtdiIj3zk9o pfGdJ42wy+clee1b4PamfKkPpy8A+drxgziWw= Message-ID: Date: Wed, 23 Jul 2008 23:35:23 +0200 From: "Dmitry Adamushko" To: "Vegard Nossum" Subject: Re: recent -git: BUG in free_thread_xstate Cc: "Suresh Siddha" , LKML , "the arch/x86 maintainers" , "Paul E. McKenney" , "Ingo Molnar" , "Peter Zijlstra" In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <19f34abd0807231307y191c0ad7tfab4cda57ee88eb@mail.gmail.com> <20080723203109.GH14380@linux-os.sc.intel.com> <19f34abd0807231352j1ba1414am84ee9683df9b5657@mail.gmail.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1223 Lines: 35 2008/7/23 Dmitry Adamushko : > 2008/7/23 Vegard Nossum : >> On Wed, Jul 23, 2008 at 10:31 PM, Suresh Siddha >> wrote: >>> On Wed, Jul 23, 2008 at 01:07:04PM -0700, Vegard Nossum wrote: >>>> Hi, >>>> >>>> I just got this on c010b2f76c3032e48097a6eef291d8593d5d79a6 (-git from >>>> yesterday): >>> >>> Do you see this in 2.6.26 aswell? I suspect it is coming from post 2.6.26 >>> changes. >>> >> >> Humm... I got something different now on plain 2.6.26: >> >> ------------[ cut here ]------------ >> WARNING: at kernel/sched_fair.c:815 hrtick_start_fair+0x158/0x170() > > that's interesting. As a first step and if it's easily reproducible, > would you try something like below? If not, maybe object files are still in-tact? Just to see where exactly in schedule() it crashed so maybe we may get an idea on what was a result of next = pick_next_task(rq, prev); -- Best regards, Dmitry Adamushko -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/