From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_NEOMUTT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E25F9C10F0E for ; Mon, 15 Apr 2019 11:04:07 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id BB5FA20848 for ; Mon, 15 Apr 2019 11:04:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727315AbfDOLEG (ORCPT ); Mon, 15 Apr 2019 07:04:06 -0400 Received: from Galois.linutronix.de ([146.0.238.70]:45429 "EHLO Galois.linutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727230AbfDOLEG (ORCPT ); Mon, 15 Apr 2019 07:04:06 -0400 Received: from bigeasy by Galois.linutronix.de with local (Exim 4.80) (envelope-from ) id 1hFzP9-0005sN-VM; Mon, 15 Apr 2019 13:04:04 +0200 Date: Mon, 15 Apr 2019 13:04:03 +0200 From: Sebastian Andrzej Siewior To: "Paul E. McKenney" Cc: linux-kernel@vger.kernel.org Subject: Re: Alleged fix for writer stall on -rcu branch dev Message-ID: <20190415110403.4yivka4cofckgxwb@linutronix.de> References: <20190409221426.GA11212@linux.ibm.com> <20190410181538.3ocva5lmh7ghrisr@linutronix.de> <20190410184105.GR14111@linux.ibm.com> <20190410191918.g2yqnsmuqukmzdfe@linutronix.de> <20190410203302.GT14111@linux.ibm.com> <20190411000610.GA3867@linux.ibm.com> <20190413142153.GA17704@linux.ibm.com> <20190415104047.mrtmv6w6kq5m44fp@linutronix.de> <20190415105645.GQ14111@linux.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20190415105645.GQ14111@linux.ibm.com> User-Agent: NeoMutt/20180716 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2019-04-15 03:56:45 [-0700], Paul E. McKenney wrote: > This is new in rcutorture as well. It is complaining that we just got > done with a stutter interval (in which torturing temporarily stops) > but not everything has progressed through the callback chain to be freed. > And in this case it is happening during rcutorture shutdown, so I need > to check the callback -- I might need end-of-run checks in that WARN_ON(). good so nothing important so far. I hope the box gets to TREE08 soon. Do you want to me retrigger the run with your newer dev branch once it is done? > > Thanx, Paul Sebastian