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=-5.2 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,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 21FD3C3526F for ; Thu, 17 Dec 2020 18:11:12 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E65702395A for ; Thu, 17 Dec 2020 18:11:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729069AbgLQSKj (ORCPT ); Thu, 17 Dec 2020 13:10:39 -0500 Received: from mx2.suse.de ([195.135.220.15]:53810 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731003AbgLQSKe (ORCPT ); Thu, 17 Dec 2020 13:10:34 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (unknown [195.135.221.27]) by mx2.suse.de (Postfix) with ESMTP id 74671ABC6; Thu, 17 Dec 2020 18:09:52 +0000 (UTC) Received: by ds.suse.cz (Postfix, from userid 10065) id 6ED72DA83A; Thu, 17 Dec 2020 19:08:12 +0100 (CET) Date: Thu, 17 Dec 2020 19:08:12 +0100 From: David Sterba To: fdmanana@kernel.org Cc: linux-btrfs@vger.kernel.org Subject: Re: [PATCH 0/5] btrfs: fix transaction leaks and crashes during unmount Message-ID: <20201217180812.GX6430@twin.jikos.cz> Reply-To: dsterba@suse.cz Mail-Followup-To: dsterba@suse.cz, fdmanana@kernel.org, linux-btrfs@vger.kernel.org References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23.1-rc1 (2014-03-12) Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org On Mon, Dec 14, 2020 at 10:10:44AM +0000, fdmanana@kernel.org wrote: > From: Filipe Manana > > There are some cases where we can leak a transaction and crash during unmount > after remounting the filesystem in RO mode or mounting RO. These issues were > actually being hit by automated tests from the openQA for openSUSE Tumbleweed > (bugzilla https://bugzilla.suse.com/show_bug.cgi?id=1164503). > > Filipe Manana (5): > btrfs: fix transaction leak and crash after RO remount caused by > qgroup rescan > btrfs: fix transaction leak and crash after cleaning up orphans on RO > mount > btrfs: fix race between RO remount and the cleaner task > btrfs: add assertion for empty list of transactions at late stage of > umount > btrfs: run delayed iputs when remounting RO to avoid leaking them Added to misc-next, thanks.