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=-4.8 required=3.0 tests=BAYES_00,DKIM_ADSP_ALL, DKIM_INVALID,DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,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 080E3C47083 for ; Fri, 4 Jun 2021 12:09:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id EAC69613E3 for ; Fri, 4 Jun 2021 12:09:13 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230193AbhFDMK7 (ORCPT ); Fri, 4 Jun 2021 08:10:59 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45126 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230234AbhFDMK6 (ORCPT ); Fri, 4 Jun 2021 08:10:58 -0400 Received: from mail.thorsten-knabe.de (mail.thorsten-knabe.de [IPv6:2a01:170:101e::d43c:8be2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BC069C061763 for ; Fri, 4 Jun 2021 05:09:11 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=thorsten-knabe.de; s=dkim1; h=Content-Transfer-Encoding:Content-Type: In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To:Subject:Sender :Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id:List-Help: List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=vT7dUIAvayEjf7UOZLC+Wmk9FGzaUMCjiTH7MlyjXj8=; b=XUijPwXpuI6dW1DYJTxSkZXpSG Vj4mlhRb3Z3ljZcGP2IW9aJ/42cMtLIZ3755id9S1OhWJ3Y2XgfT8tA9FF4z6/9Q+VKBq0Y4WLupK IzbL31QdTsVpFjTV1gBoN+wSB7vkKG8hSf/7RLLDxEoH9NJ6Xk/2Osgz8JZX7DY/0RAB4uMwROecA JK/9YLwRzoFhx+wpn0Rtt+Ma4mdKEINJvcKpEyGq5NugI7s3wewcvv+Bjy0QU5vipkfvTdS0dpQII x2amZxLsqExpuK6C1XNB/wJy/7cJuyLYjAwgUHxWQH27h6XVtcKhA3Z4fDRTy55mr7MtMH+hvhb8U ONhhrx7Q==; Received: from tek01.intern.thorsten-knabe.de ([2a01:170:101e:1::a00:101]) by mail.thorsten-knabe.de with esmtps (TLS1.3:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.92) (envelope-from ) id 1lp8bB-0005MV-Oq; Fri, 04 Jun 2021 14:08:59 +0200 Subject: Re: PROBLEM: bcache related kernel BUG() since Linux 5.12 To: Coly Li Cc: linux-bcache@vger.kernel.org, Rolf Fokkens References: <58f92cd7-38d1-bc16-2b5f-b68b2db2233b@thorsten-knabe.de> <7e3c8a62-71d4-11a7-5dd7-137c030f5aad@suse.de> <92f2fb24-0d19-939d-a37a-91b9c1da4ac1@thorsten-knabe.de> <2a37723c-bc91-351d-5b0e-e7d104f88141@rolffokkens.nl> <69319c4e-71fe-5c7d-955f-801fdb9d9cba@suse.de> <5df1c881-02e9-f951-5dbd-016a390d8d54@rolffokkens.nl> <709c9a11-686d-9b82-b016-e65fdca41f01@suse.de> From: Thorsten Knabe Message-ID: Date: Fri, 4 Jun 2021 14:06:49 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.0 MIME-Version: 1.0 In-Reply-To: <709c9a11-686d-9b82-b016-e65fdca41f01@suse.de> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-bcache@vger.kernel.org Hi Coly. On 6/4/21 12:35 PM, Coly Li wrote: > On 6/4/21 5:07 PM, Rolf Fokkens wrote: >> Hi Coly, Thorsten, >> >> I survived 48 hours perfectly: >> >> bash-5.0$ uptime >>  10:45:53 up 2 days, 11:05,  1 user,  load average: 2.82, 3.45, 2.67 >> bash-5.0$ cat /proc/version >> Linux version 5.12.8-200.rf.fc33.x86_64 >> (mockbuild@tb-sandbox-mjolnir.local.tbai.nl) (gcc (GCC) 10.3.1 20210422 >> (Red Hat 10.3.1-1), GNU ld version 2.35-18.fc33) #1 SMP Tue Jun 1 >> 23:10:39 CEST 2021 >> bash-5.0$ >> >> Furthermore there are no concerning messages in the syslog. > > Hi Rolf, > > Thanks for your update. Which kind of applications/workload are running > in the past 2 days ? > > Coly Li > No problems observed here too. Made a few (intended) reboots, ran a some kernel builds and made a full backup during the last two days. Kernel is now a stock 5.12.9. Just booted the system from an USB stick (kernel here: debian 5.10.0-0.bpo.5-amd64) and performed a filesystem (ext4) check, which reported no errors. Thorsten -- ___ | | / E-Mail: linux@thorsten-knabe.de |horsten |/\nabe WWW: http://linux.thorsten-knabe.de