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=-4.1 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SPF_HELO_NONE,SPF_PASS 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 CB169C433E0 for ; Mon, 10 Aug 2020 08:00:03 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7DA71206B5 for ; Mon, 10 Aug 2020 08:00:03 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=dallalba.com.ar header.i=@dallalba.com.ar header.b="NalUaXqd" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1725984AbgHJIAC (ORCPT ); Mon, 10 Aug 2020 04:00:02 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52264 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1725846AbgHJIAB (ORCPT ); Mon, 10 Aug 2020 04:00:01 -0400 Received: from mail-qk1-x743.google.com (mail-qk1-x743.google.com [IPv6:2607:f8b0:4864:20::743]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 284D7C061756 for ; Mon, 10 Aug 2020 01:00:00 -0700 (PDT) Received: by mail-qk1-x743.google.com with SMTP id 2so7529262qkf.10 for ; Mon, 10 Aug 2020 01:00:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=dallalba.com.ar; s=google; h=message-id:subject:from:to:date:in-reply-to:references:user-agent :mime-version:content-transfer-encoding; bh=82sjQUbcfk5ctAnP3uTWOUb7+pCpQ5spWjPDQDrw9ns=; b=NalUaXqdAP45lTr9CR76mlze68ZT9FR6waUktlwRMYXb7GcaZTJena0PBYpWuvIf+V T4zNZ9pyoKRpid3zsgkq8AS01/2UXNxR4qxVAMN+DGadtDegXS9OMXz+ZT4TXpga0L94 rwgVAO3/DOXEoJ7q1qtobZu5b1JVGRFgJZ8qM= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:message-id:subject:from:to:date:in-reply-to :references:user-agent:mime-version:content-transfer-encoding; bh=82sjQUbcfk5ctAnP3uTWOUb7+pCpQ5spWjPDQDrw9ns=; b=UqV5XGwhJgylMX4IVZK838X4uvVBm236vLY+LKmNRlzDmJl5U2JQ36ivE4F8MCztKf lu9Is6UFR7V24UFMt7JI2YOtnVdcI58RKz240XHDFKezs3K0QG15QQetM+CZNgn+h/S3 wxtPazlUT7koSb7z/t2jU7WQ/SWOW5JVo1c0hUiIyugZAL8hGyHkQ1YQ1eH/59c/NJOM UcVmJkZHl/2Ek0MkxRh/I3EMwv2i3Y14GlTuRZtfM22kTHLfHHBcib696Q65OWIpgtLe j/9Uu7YwMlMfgGy5QUSJzrMHBFixozxkunZGQGBdna9O7CCYeEXSfC8kyc/pNSuA2L65 0awg== X-Gm-Message-State: AOAM53304Pt7HN16VeqolZnM3KLncmxVnj4ASseUJ2aRg2Z4dSHar+NA nIWyDoGKtEOn0wxk7MjfqHntl9ayzg== X-Google-Smtp-Source: ABdhPJzeAtVxcleqMSK+eBtFr1bwjZQQ/3VBpR5ks/ZSxEm5bC3jQeBFdTYNc693aoxS60geNInzUQ== X-Received: by 2002:a05:620a:10ab:: with SMTP id h11mr24051120qkk.219.1597046399643; Mon, 10 Aug 2020 00:59:59 -0700 (PDT) Received: from atomica ([2803:9800:a011:8d29:a588:5e7f:26f:986]) by smtp.gmail.com with ESMTPSA id m203sm13258406qke.114.2020.08.10.00.59.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 10 Aug 2020 00:59:59 -0700 (PDT) Message-ID: <75b06c6a26cf64bd9d2eeb76bf81ea698126257e.camel@dallalba.com.ar> Subject: Re: raid10 corruption while removing failing disk From: =?UTF-8?Q?Agust=C3=ADn_Dall=CA=BCAlba?= To: Martin Steigerwald , linux-btrfs@vger.kernel.org, Nikolay Borisov Date: Mon, 10 Aug 2020 04:59:57 -0300 In-Reply-To: <16328609.DpnNoz7ane@merkaba> References: <3dc4d28e81b3336311c979bda35ceb87b9645606.camel@dallalba.com.ar> <16328609.DpnNoz7ane@merkaba> Content-Type: text/plain; charset="UTF-8" User-Agent: Evolution 3.36.5 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On Mon, 2020-08-10 at 09:38 +0200, Martin Steigerwald wrote: > I have no idea why Ubuntu opted to use a non LTS kernel – especially as > 4.15 is pretty old and so does not sound to come from a supported Ubuntu > release unless it is some Ubuntu LTS release, but then I'd expect a LTS > kernel to be used –, but "-111" indicates they added a lot of patches by > now. So maybe they provide some kind of LTS support themselves. It is indeed the kernel of the 18.04 LTS Ubuntu release. On Mon, 2020-08-10 at 10:22 +0300, Nikolay Borisov wrote: > This is a vendor kernel so you should ideally seek support through the > vendor. This kernel is not even an LTS so it's not entirely clear which > patches have/have not been backported. With btrfs it's advisable too use > the latest stable kernel as each release brings bug fixes or at the very > least (because always using the latest is not feasible) at least stick > to a supported long-term stable kernel - i.e 4.14, 4.19 or 5.4 > (preferably 5.4) Would it help to run a mainline kernel and report again, or is it 'too late' for this filesystem? If so, should I use 5.4.57 or go straight to 5.8? For now I have forwarded my question to the Ubuntu kernel team mailing list. Kind regards.