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=-2.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=no 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 2947BC49ED7 for ; Tue, 17 Sep 2019 00:53:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EBF0520640 for ; Tue, 17 Sep 2019 00:53:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="JJiE+j6y" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1732840AbfIQAxp (ORCPT ); Mon, 16 Sep 2019 20:53:45 -0400 Received: from mail-pl1-f194.google.com ([209.85.214.194]:37180 "EHLO mail-pl1-f194.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728402AbfIQAxo (ORCPT ); Mon, 16 Sep 2019 20:53:44 -0400 Received: by mail-pl1-f194.google.com with SMTP id b10so725582plr.4 for ; Mon, 16 Sep 2019 17:53:44 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=bb3WgUuPlwJWlYbzoUQVlukqZNU/xGNNtLsMKZAKSWI=; b=JJiE+j6yomdxr6HSuUweYXgimT2ZE+elZD7yXoRYTuhZwLroQjRbf33BiGhl+/ecw1 Z9r/FP6bqd9jN8I9Hoz4Vl5u/19RTPOqvefNOGfqtSSxMUQu/8SS4r3RmlsaQDPfeJr3 eeNzl1kYYq0UrvUDshYHOC5YpIERwW8isPEgNbuDlaM7sIIAiZa7ca16WICZguqkcGl/ aCGcwWn2N++7fdU99NbfKxrTFr5E1tfFIjWIHLe3nrmgh3fIDbxEoE0AREy0Z1g3Z9l2 IPsMwpB95rnV9lJn6rjxAsdKIj9/lS3sW474ujoVQWbwvmWs2VnYpceyk3kFvGYKReCm 2gKw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to:user-agent; bh=bb3WgUuPlwJWlYbzoUQVlukqZNU/xGNNtLsMKZAKSWI=; b=L45EBhvDlG1m8JjL1ixyS0XWH00J8GzOQD9VFcXCswlUsjKjpyoqsCF3vdTGs0bnBh iNIhWIPmpFZ0rFcDkMkjnhK9cMWOaHol+L/DokRLD+epmHZPI/ZDCg44k94DKHepX1ps zy746jWNZ1IW8IUOcUCWSXB/x9bpGLRALS6Eotu9EwlO/NbOxqBTinYmv3CsOUc+fq9S 73piQrltQy/8PCBgAmfi7jWXIBiO5ENHzhEWNjFKiU3iNoe4SY2yfUEyLLk+w9j363jO rVK8yCKFk+CV3ZytXaNtxIgEkigiH5p3I6UWmYKxRDduEW7SMWQJz2wK5nQUqo9NxLB7 EfwA== X-Gm-Message-State: APjAAAXMrXiZZv3U3xnit4CVrsXehPU3S73EHWaG0Uu4Qbxcu45+vSCK IUj5UJp3mgz0kwzAebwXBRY= X-Google-Smtp-Source: APXvYqxWmGkNGIvP0iApQpIgZ+XbGCgnNGJDgqVmTf07dDFscLXble+QsYvpdfkGJt5n1L26rkvQWg== X-Received: by 2002:a17:902:166:: with SMTP id 93mr944351plb.195.1568681624214; Mon, 16 Sep 2019 17:53:44 -0700 (PDT) Received: from localhost ([110.70.27.73]) by smtp.gmail.com with ESMTPSA id bx18sm336950pjb.26.2019.09.16.17.53.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 16 Sep 2019 17:53:43 -0700 (PDT) Date: Tue, 17 Sep 2019 09:53:40 +0900 From: Sergey Senozhatsky To: Steven Rostedt Cc: Qian Cai , Sergey Senozhatsky , Petr Mladek , Catalin Marinas , Will Deacon , Dan Williams , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Peter Zijlstra , Waiman Long , Thomas Gleixner , Theodore Ts'o , Arnd Bergmann , Greg Kroah-Hartman Subject: Re: page_alloc.shuffle=1 + CONFIG_PROVE_LOCKING=y = arm64 hang Message-ID: <20190917005340.GA9679@jagdpanzerIV> References: <1566509603.5576.10.camel@lca.pw> <1567717680.5576.104.camel@lca.pw> <1568128954.5576.129.camel@lca.pw> <20190911011008.GA4420@jagdpanzerIV> <1568289941.5576.140.camel@lca.pw> <20190916104239.124fc2e5@gandalf.local.home> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20190916104239.124fc2e5@gandalf.local.home> User-Agent: Mutt/1.12.1 (2019-06-15) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On (09/16/19 10:42), Steven Rostedt wrote: [..] > > > > This will also fix the hang. > > > > Sergey, do you plan to submit this Ted? > > Perhaps for a quick fix (and a comment that says this needs to be fixed > properly). I guess it would make sense, since LTS and -stable kernels won't get new printk(). -ss