From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7948628DBC; Thu, 18 Jan 2024 14:40:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705588807; cv=none; b=ZQhhGJglnEoUlmqSp5nqkoSZupY4KhEo5aXnSA3G2OLiDMFi3MPhdQzluZqSGCc3F12h7pJmChwO9r+AbPeqzpS9094xxCNNaIj72hoDlO8XX6FBSIQiZ1ubMI0BE1p1MlR4lJM0jT7QTKzIme/nLzHU8/3xuIdtCbE7N/5Uv3M= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1705588807; c=relaxed/simple; bh=1nGWSp2zbP5zgxUJ8GSxRXbppy2TjMZIkx7qciwfVuU=; h=Received:DKIM-Signature:Date:From:To:Cc:Subject:Message-ID: References:MIME-Version:Content-Type:Content-Disposition: In-Reply-To; b=o//1jMTVITXsIuyxpxsqKkcxCG6g5nsyHgR3i+YS0ipzCmfCs4uD2JtgwPYl7WsRfZq1BnOdfClcg6NfjSc3wRBaoFSJEYgErx8ddj0aTHST22A4TrGUGucYKZP4XK8UkV2Rrrf3z0rUNLvp10SVgeTMtmXZuF7Ni/e8b1ody7I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=GsE7mzch; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="GsE7mzch" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E2121C43390; Thu, 18 Jan 2024 14:40:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1705588807; bh=1nGWSp2zbP5zgxUJ8GSxRXbppy2TjMZIkx7qciwfVuU=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=GsE7mzchC2s7r2VpOmfcp3QvxQXlGFOFsAYC1iBrR1oMYD65tocIuxZi9vVBxClP9 zamWGzAShyLQR2o7kN43PX4G8bW0Mt5KeNWLDdvgcAtvnEtk7WvwjLrBFX7MJon/fI kJSJMgLaikOopKrzAbwN0pURT2XHAUSByDaIBTXBlVhqnvRSHdawO1Ch9g3p6jd3ws KOLiND4rWH2eO/mpzC7Odx1TrajDypR960RTn/CZ62UIOrMZNUpgoQ94mUtZJrSHJ7 g3/DDUqiePBG4u/MGqU7DCH5sCdvw/Eg6ghChp59ZRSkdE2a8DwxacaNSDxqOVXJbb sn9k2EPFf6RZA== Date: Thu, 18 Jan 2024 15:40:02 +0100 From: Christian Brauner To: Jan Kara Cc: syzbot , axboe@kernel.dk, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, reiserfs-devel@vger.kernel.org, syzkaller-bugs@googlegroups.com Subject: Re: [syzbot] [reiserfs?] possible deadlock in chown_common Message-ID: <20240118-badeverbot-gemustert-e87bd2a23bfc@brauner> References: <0000000000006308a805eaa57d87@google.com> <000000000000b5b973060f269eb3@google.com> <20240117165236.kcmlvjedoae6yd76@quack3> Precedence: bulk X-Mailing-List: reiserfs-devel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20240117165236.kcmlvjedoae6yd76@quack3> On Wed, Jan 17, 2024 at 05:52:36PM +0100, Jan Kara wrote: > On Wed 17-01-24 08:20:06, syzbot wrote: > > syzbot suspects this issue was fixed by commit: > > > > commit 6f861765464f43a71462d52026fbddfc858239a5 > > Author: Jan Kara > > Date: Wed Nov 1 17:43:10 2023 +0000 > > > > fs: Block writes to mounted block devices > > > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14ecbc83e80000 > > start commit: 2bca25eaeba6 Merge tag 'spi-v6.1' of git://git.kernel.org/.. > > git tree: upstream > > kernel config: https://syzkaller.appspot.com/x/.config?x=9df203be43a870b5 > > dashboard link: https://syzkaller.appspot.com/bug?extid=3abaeed5039cc1c49c7c > > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=1539e7b8880000 > > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16c6cb32880000 > > > > If the result looks correct, please mark the issue as fixed by replying with: > > Makes sense: > > #syz fix: fs: Block writes to mounted block devices I remember once trying to chase that bug down and being very confused.