Received: by 2002:a25:5b86:0:0:0:0:0 with SMTP id p128csp1268319ybb; Fri, 29 Mar 2019 00:44:51 -0700 (PDT) X-Google-Smtp-Source: APXvYqxTlrEJlcbmJyPn7m6yHG1IHdbyobbFz0PcFrwsRNoRwKXViaro/wOdAaqfGhHDcs5XlRlO X-Received: by 2002:a17:902:2888:: with SMTP id f8mr48121157plb.244.1553845491744; Fri, 29 Mar 2019 00:44:51 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1553845491; cv=none; d=google.com; s=arc-20160816; b=T3SR3zd5Xl/4bpplNiYMOxO23BTYEdke+tjJLnsjqQdoIYK0XJ3TiUg07iynC/TWyZ 5d6d0G83XOvjQTj4q2eJmoDwb8m0LIFMqjRYvsUnrH52u1sy10M4RuuYqBD2iQ6GG5PB +na1BLq6O2PkqBmHl6flRSrg2eDuoMskyJo2Sbiw1FGrpDB4xPNmxFCEe8LTLQJMUTjz 6r7LgKgpjoc2fyyBnjcsnq3tmN+TbM2MvtuqVXhEoSVFpefR7IQOdylJMLIGkd8HyRjt EtAglibp7uShnzMjYQLzWumML6BNsISn8owtXa+MzHkhbgoXOKPUzQTIn7pQnbxljDCT tiBA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:content-transfer-encoding :content-language:in-reply-to:mime-version:user-agent:date :message-id:from:references:cc:to:subject; bh=fruQuhXDJOkN2YO9WuiFEwibPfnajNRWGslfzNs3T74=; b=U2e+3Fj+1rErQ2hPhzdsGxuF7WcHJErfFvIr8CgGN31SKB3QMXEYb+XNU5Kgup2XbS OALd/7/Pq5dSsSONl1rDbs5s8NzQqHI+9K4FltKzMlc0WMVXeZnrLP3BOPgEmqP0kkJM EKeNFnAEPogeBtxTSlbeBPyo0swPklT9wywxNmSQVx1RgNqoOmkKCEGbb65nLYAVbwxC 2/OiNyNQJigPhbQLALcvYMyID0TmozzQSCKwSwy/mN4IA1xykmTDzANLKHvU854gHZsE npS2BspZT80w0uvohIoQoYTWTJYd2gXRrPu00DRRsbpad8/WZV82zV6ddZ3TsUtNviQS LcRA== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id l2si1212738pfc.287.2019.03.29.00.44.35; Fri, 29 Mar 2019 00:44:51 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728960AbfC2HnY (ORCPT + 99 others); Fri, 29 Mar 2019 03:43:24 -0400 Received: from mail-sz.amlogic.com ([211.162.65.117]:44432 "EHLO mail-sz.amlogic.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728887AbfC2HnX (ORCPT ); Fri, 29 Mar 2019 03:43:23 -0400 Received: from [10.28.18.125] (10.28.18.125) by mail-sz.amlogic.com (10.28.11.5) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.1591.10; Fri, 29 Mar 2019 15:44:30 +0800 Subject: Re: 32-bit Amlogic (ARM) SoC: kernel BUG in kfree() To: Martin Blumenstingl CC: Matthew Wilcox , , , , , , , , , References: <20190321214401.GC19508@bombadil.infradead.org> <5cad2529-8776-687e-58d0-4fb9e2ec59b1@amlogic.com> <32799846-b8f0-758f-32eb-a9ce435e0b79@amlogic.com> From: Liang Yang Message-ID: <79b81748-8508-414f-c08a-c99cb4ae4b2a@amlogic.com> Date: Fri, 29 Mar 2019 15:44:30 +0800 User-Agent: Mozilla/5.0 (Windows NT 6.1; rv:60.0) Gecko/20100101 Thunderbird/60.6.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset="utf-8"; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Originating-IP: [10.28.18.125] X-ClientProxiedBy: mail-sz.amlogic.com (10.28.11.5) To mail-sz.amlogic.com (10.28.11.5) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Martin, On 2019/3/29 2:03, Martin Blumenstingl wrote: > Hi Liang, [......] >> I don't think it is caused by a different NAND type, but i have followed >> the some test on my GXL platform. we can see the result from the >> attachment. By the way, i don't find any information about this on meson >> NFC datasheet, so i will ask our VLSI. >> Martin, May you reproduce it with the new patch on meson8b platform ? I >> need a more clear and easier compared log like gxl.txt. Thanks. > your gxl.txt is great, finally I can also compare my own results with > something that works for you! > in my results (see attachment) the "DATA_IN [256 B, force 8-bit]" > instructions result in a different info buffer output. > does this make any sense to you? > I have asked our VLSI designer for explanation or simulation result by an e-mail. Thanks.