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=-2.3 required=3.0 tests=DKIM_INVALID,DKIM_SIGNED, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham 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 57AC1C43387 for ; Thu, 3 Jan 2019 07:27:48 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 18CDB2073D for ; Thu, 3 Jan 2019 07:27:47 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="NfW0hlRz" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728015AbfACH1q (ORCPT ); Thu, 3 Jan 2019 02:27:46 -0500 Received: from mail-wr1-f45.google.com ([209.85.221.45]:35580 "EHLO mail-wr1-f45.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726284AbfACH1q (ORCPT ); Thu, 3 Jan 2019 02:27:46 -0500 Received: by mail-wr1-f45.google.com with SMTP id 96so32688000wrb.2 for ; Wed, 02 Jan 2019 23:27:45 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=sender:date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to:user-agent; bh=YPFubw9pIF4dx2GJRaFGJxfBnUofhsDnkpvQ9+dQseU=; b=NfW0hlRz7073RdFmmDjGFytVbB+FjbdP/Od7U3ulTOhAahthiULfzY8jKa9akHBv1U l3d2ay80jTdaWk1nx6o7TRT54flkuAq7YC9HLvs/LpBzqKCicDrRJOR5sLTpWYSoaqH7 me2lsi2c3pwe1SK0lowyF9s4BhYxA8J0LVOL7g+wGZjFHB3IDt8aIq/o/E3m9aIzlRdS kWHcY9Rnqe9LT2GLZAY3W1X6bVD5LCrZdnncqPvXPz666nhiMS3nEKs6jqWrCnOKz5Is AsWBwUZY6y0E7aUIaP1hGusqeEQ+HczjvTrNcHY7cIs1swgCqAC+AtBaCHsuPawd0KTy WvXw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:from:to:cc:subject:message-id :references:mime-version:content-disposition:in-reply-to:user-agent; bh=YPFubw9pIF4dx2GJRaFGJxfBnUofhsDnkpvQ9+dQseU=; b=EQV6ZTfXlFgAaihmu+2turKSrzoz9TtH9irexuBtkG8VledXIblaneepQtg/mLPo6u /NIWTg0DV07w0HFwVLMD2r58pX03nP3e6I4UeuAWqOd+NNj/ax9flH8WHXF/gQA536aK KxTC6j8VmR7uqA2sHe4KYYm0DXzRP6N7SNQP52gIbmobjkc4R4ooYS4I2NQEaLy8pTE4 SRtON461/IUNkvjWnM3UzArZrRlobtLCDoCVdik2wrVEkTsF3PFWvQry9XAVJdTnH3Wh s6f4eLwB5I+X30VC6aIJJ+uzuQyctZSg8lP+zCiixxeq4uZIhkc14+38ols7Maxd3tzJ 7Ssw== X-Gm-Message-State: AJcUukfFbcrVxPu55Il+ELRrLE/GLY17vXtdnq4ad2mu1vPGFBd+deUE ZPobBskLI+NAEgCLPaMywfh2QVeqFAI= X-Google-Smtp-Source: ALg8bN5K9WxeyVE6S7mX+iXSnUdhtf+oHNlwvpz2lSPDyhhtQo0IzD5BknMAjZB8SHvZ1vU4bjpKCg== X-Received: by 2002:a5d:4d87:: with SMTP id b7mr38257660wru.316.1546500464246; Wed, 02 Jan 2019 23:27:44 -0800 (PST) Received: from glet ([91.187.202.82]) by smtp.gmail.com with ESMTPSA id 202sm50958652wmt.8.2019.01.02.23.27.43 (version=TLS1_2 cipher=ECDHE-RSA-CHACHA20-POLY1305 bits=256/256); Wed, 02 Jan 2019 23:27:43 -0800 (PST) Date: Thu, 3 Jan 2019 08:27:40 +0100 From: Andrea Gelmini To: Tomasz Chmielewski Cc: Btrfs BTRFS , b11g Subject: Re: BTRFS corruption: open_ctree failed Message-ID: <20190103072740.GA64625@glet> References: <155a0e09f60a0605802c459a6e119b36@virtall.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <155a0e09f60a0605802c459a6e119b36@virtall.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On Thu, Jan 03, 2019 at 11:52:05AM +0900, Tomasz Chmielewski wrote: > Did you use 4.19.x kernels earlier than 4.19.8? > > They had a bug which would corrupt filesystems (mostly ext4 users would be > reporting it, but I saw it with other filesystems, like xfs and btrfs, too): Well, just for the record, it triggers when you have scsi devices using elevator=none over blkmq. And it's not a default/usual configuration. So, b11g, can you check please if the NixOS kernel is compiled with these flags? And/or if they have something like: scsi_mod.use_blk_mq=1 in the boot command line? Ciao, Gelma