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=-2.5 required=3.0 tests=MAILING_LIST_MULTI,SPF_PASS, USER_AGENT_MUTT 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 09958C46471 for ; Tue, 7 Aug 2018 11:25:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B105821779 for ; Tue, 7 Aug 2018 11:25:27 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org B105821779 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2388775AbeHGNjR (ORCPT ); Tue, 7 Aug 2018 09:39:17 -0400 Received: from mx2.suse.de ([195.135.220.15]:58472 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727068AbeHGNjQ (ORCPT ); Tue, 7 Aug 2018 09:39:16 -0400 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay1.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id B9DEBACE2; Tue, 7 Aug 2018 11:25:23 +0000 (UTC) Date: Tue, 7 Aug 2018 13:25:22 +0200 From: Michal Hocko To: Dmitry Vyukov Cc: syzbot , cgroups@vger.kernel.org, Johannes Weiner , LKML , Linux-MM , Tetsuo Handa , syzkaller-bugs , Vladimir Davydov Subject: Re: WARNING in try_charge Message-ID: <20180807112522.GA10003@dhcp22.suse.cz> References: <20180806181339.GD10003@dhcp22.suse.cz> <0000000000002ec4580572c85e46@google.com> <20180806185554.GG10003@dhcp22.suse.cz> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue 07-08-18 13:18:00, Dmitry Vyukov wrote: [...] > Great we are making progress here! > > So if it's something to fix in kernel we just leave WARN alone. It > served its intended purpose of notifying kernel developers about > something to fix in kernel. Yes, agreed! And the way how your syzbot automation works made it so much easier so thanks a lot! The patch has been posted http://lkml.kernel.org/r/20180807072553.14941-1-mhocko@kernel.org -- Michal Hocko SUSE Labs