From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
        id S1751957AbdKFKYw (ORCPT <rfc822;w@1wt.eu>);
        Mon, 6 Nov 2017 05:24:52 -0500
Received: from bombadil.infradead.org ([65.50.211.133]:43896 "EHLO
        bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org
        with ESMTP id S1750899AbdKFKYu (ORCPT
        <rfc822;linux-kernel@vger.kernel.org>);
        Mon, 6 Nov 2017 05:24:50 -0500
Date: Mon, 6 Nov 2017 11:24:44 +0100
From: Peter Zijlstra <peterz@infradead.org>
To: Ed Swierk <eswierk@skyportsystems.com>
Cc: Ingo Molnar <mingo@redhat.com>, linux-kernel@vger.kernel.org
Subject: Re: sched/fair: Hard lockup from idle_balance()/task_numa_migrate()
 race
Message-ID: <20171106102444.GF3165@worktop.lehotels.local>
References: <1507644259-105984-1-git-send-email-eswierk@skyportsystems.com>
 <1508195499-18467-1-git-send-email-eswierk@skyportsystems.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <1508195499-18467-1-git-send-email-eswierk@skyportsystems.com>
User-Agent: Mutt/1.5.22.1 (2013-10-16)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Mon, Oct 16, 2017 at 04:11:39PM -0700, Ed Swierk wrote:
> Ping for Peter, Ingo and other sched maintainers:
> 
> I'd appreciate any feedback on this hard lockup issue, which occurred
> on a system running kernel 4.4.52-grsec.

So I'm currently somewhat tied up with things, and the other guy who
knows this (Rik) is currently on holidays. I did forward your problem to
him, but you'll just have to wait a bit.