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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B145EE95A82 for ; Sun, 8 Oct 2023 13:36:10 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232479AbjJHNgJ (ORCPT ); Sun, 8 Oct 2023 09:36:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34156 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234338AbjJHNgH (ORCPT ); Sun, 8 Oct 2023 09:36:07 -0400 Received: from mail-pf1-x42d.google.com (mail-pf1-x42d.google.com [IPv6:2607:f8b0:4864:20::42d]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D1CF4CA; Sun, 8 Oct 2023 06:36:04 -0700 (PDT) Received: by mail-pf1-x42d.google.com with SMTP id d2e1a72fcca58-690bd59322dso2686575b3a.3; Sun, 08 Oct 2023 06:36:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1696772164; x=1697376964; darn=vger.kernel.org; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :from:to:cc:subject:date:message-id:reply-to; bh=f3C2YJQ++TrMtt8XMmFcOgeObKioQb8RQl5GTEnxRYY=; b=RD+MvbIActNUU6C32NN7LXAnWwec3JOFxU4hxQqobWWZARAw4uv4FRkomIAfBpIdp6 Ch/KBx5Q8qh0XB6ctIdRRESgq2OhFwN7YnjSoJucaswdkP6a8GDypwP8waAZ/iL7emjp 4JUe/N2dJkltOSuYZPOhWZYtEtiGwiNr1ewtMWZNW4QZJZn7bS5OxHyDW2sw5lKCf1Mg Qxe7NPBd3HDv+C3vg8qGIJeSReZzfx3CaOd9jw/hQugW8zyXjgsnUTlOpO9tkD6BKPAt XUXWQP6Pe8d2Sk9/7cT8N8Ictv1ZtlUZ3IloImpDscpEA+qYUD5z013s7t5kpFtyMfuB /k9w== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1696772164; x=1697376964; h=content-transfer-encoding:in-reply-to:from:content-language :references:cc:to:subject:user-agent:mime-version:date:message-id :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=f3C2YJQ++TrMtt8XMmFcOgeObKioQb8RQl5GTEnxRYY=; b=hu9x85SFw/MFu0pIiUgFf237EmRgr52hcZlqwj3uXRI/539Z+Q5rBt8dzyGVtifT/6 JSiTJhufq3AURA8aQtloMSDdHNDtv2+QIGDrXqYSvgG9YVpV0M57HRTHd4Cw/Ks8P5sh f3XLH51yJZBz+dLZ1oQ4vZ0eaKDmB/xDoTKxzrWzF1epnkvPUvVBsE1a1i1kWCJaFvSy iTbe59VADBxE9OyfFeXcdlU8RI85gzk5lwPmvVlKYSi9pt3zAyuhnG2/LUzYo2VTPTcw M416wMWdLJPhiOlPXL9hpnw6GMkdcE5BLkQdJ/tiX0iiLeoTlib91FeMdgy2MS/ZOlDi CesA== X-Gm-Message-State: AOJu0Yx1MGPLbFP412ErbYrPADQ+bsUjSzLhyO8ies6Ao8MTPnjYoXyU oPv+Tv2IgFXHK00dOe5Wxf0= X-Google-Smtp-Source: AGHT+IE68Y3LKvsBHUpJMMPK95SwkQZkayPN1x8wuVejOFs8DLxHeGXOIQXhpO8YVH0QOtDaUZSm6w== X-Received: by 2002:a05:6a20:8e0c:b0:15a:7d2:7594 with SMTP id y12-20020a056a208e0c00b0015a07d27594mr13164508pzj.11.1696772164136; Sun, 08 Oct 2023 06:36:04 -0700 (PDT) Received: from ?IPV6:ddf2:f99b:21f4::3? ([2403:18c0:3:961::]) by smtp.gmail.com with ESMTPSA id s17-20020a170902ea1100b001bc676df6a9sm3373726plg.132.2023.10.08.06.36.01 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 08 Oct 2023 06:36:03 -0700 (PDT) Message-ID: <162d90ab-e538-402e-90f1-304183bf6e76@gmail.com> Date: Sun, 8 Oct 2023 21:35:58 +0800 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: Fwd: kernel bug when performing heavy IO operations To: Matthew Wilcox Cc: Bagas Sanjaya , Chris Mason , Josef Bacik , David Sterba , Linux Kernel Mailing List , Linux btrfs , Linux Filesystem Development References: <7d8b4679-5cd5-4ba1-9996-1a239f7cb1c5@gmail.com> Content-Language: en-US From: dianlujitao@gmail.com In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org The problem does not occur with 6.1.56 lts kernel, not that old as you expected. 在 2023/9/27 15:19, Matthew Wilcox 写道: > On Wed, Sep 27, 2023 at 01:36:52PM +0800, dianlujitao@gmail.com wrote: >> Hello, I got some logs with 6.5.4 kernel from the official linux package of >> Arch, no zen patches this time. Full dmesg is uploaded to >> https://fars.ee/F1yM and below is a small snippet for your convenience, from >> which PG_offline is no longer set: >> >> [177850.039441] BUG: Bad page map in process ld.lld pte:8000000edacc4025 >> pmd:147f96067 >> [177850.039454] page:000000007415dd6c refcount:22 mapcount:-237 >> mapping:00000000b0c37ca6 index:0x1075 pfn:0xedacc4 > It still looks like memory corruption to me. If you go back to an older > kernel (say 5.10 or 5.15) does the problem go away? It's not really > dispositive either way, since a newer kernel might drive the hardware > closer to the edge, but it might give some clue.