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=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,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 A08A3CA9EAF for ; Wed, 30 Oct 2019 09:01:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 7349A2083E for ; Wed, 30 Oct 2019 09:01:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726063AbfJ3JBK (ORCPT ); Wed, 30 Oct 2019 05:01:10 -0400 Received: from latin.grep.be ([46.4.76.168]:37371 "EHLO latin.grep.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726028AbfJ3JBK (ORCPT ); Wed, 30 Oct 2019 05:01:10 -0400 X-Greylist: delayed 1254 seconds by postgrey-1.27 at vger.kernel.org; Wed, 30 Oct 2019 05:01:09 EDT Received: from [105.12.0.33] (helo=gangtai.home.grep.be) by latin.grep.be with esmtpsa (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1iPjWW-0005Cf-Be; Wed, 30 Oct 2019 09:40:12 +0100 Received: from wouter by gangtai.home.grep.be with local (Exim 4.92.3) (envelope-from ) id 1iPjWH-0006qB-RE; Wed, 30 Oct 2019 10:39:57 +0200 Date: Wed, 30 Oct 2019 10:39:57 +0200 From: Wouter Verhelst To: "Richard W.M. Jones" Cc: Mike Christie , syzbot , axboe@kernel.dk, josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org, syzkaller-bugs@googlegroups.com Subject: Re: INFO: task hung in nbd_ioctl Message-ID: <20191030083957.GD25097@grep.be> References: <000000000000b1b1ee0593cce78f@google.com> <5D93C2DD.10103@redhat.com> <20191017140330.GB25667@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191017140330.GB25667@redhat.com> X-Speed: Gates' Law: Every 18 months, the speed of software halves. Organization: none User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-block-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Thu, Oct 17, 2019 at 03:03:30PM +0100, Richard W.M. Jones wrote: > On Tue, Oct 01, 2019 at 04:19:25PM -0500, Mike Christie wrote: > > Hey Josef and nbd list, > > > > I had a question about if there are any socket family restrictions for nbd? > > In normal circumstances, in userspace, the NBD protocol would only be > used over AF_UNIX or AF_INET/AF_INET6. Note that someone once also did work to make it work over SCTP. I incorporated the patch into nbd-client and nbd-server, but never actually tested it myself. I have no way of knowing if it even still works anymore... [...] -- To the thief who stole my anti-depressants: I hope you're happy -- seen somewhere on the Internet on a photo of a billboard