Received: by 2002:a25:31c3:0:0:0:0:0 with SMTP id x186csp607932ybx; Wed, 30 Oct 2019 02:02:21 -0700 (PDT) X-Google-Smtp-Source: APXvYqwxzPzcc7ZFChlGx/mcfEZkpiIcIKqJGrOlhNC7RAVrEi98McnYgSDGqLtqAi8cE4Nxe1vM X-Received: by 2002:a17:906:1d59:: with SMTP id o25mr7822964ejh.115.1572426140955; Wed, 30 Oct 2019 02:02:20 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1572426140; cv=none; d=google.com; s=arc-20160816; b=Luzsl+MHyrp4D0i1lX5KekLl/+C+xoIRZlr/JGi2tTc9waXyORrHdWNtL/oxlDZnZc 92YPo788mluhcJDGdr8Z6QROIkJZiq9B4t8a12B15EEWiLo5D6Fkah0bknWzs+s0aoFi PFyck5PxIPBNN1q4J+R/Stxc10tM5357231PGdQyF11SdewG6mqpKhiPvat0cfaip2xr n5CZAbTr+6KpHOcw6bdhuxsmc7+bakpbPF+70rN+nRuLdnybElfxSqJtDZ4lrfR/YL+2 htdYU/tUa2i6WqWwv+83B1q1uG7cZacVaejrfeqOOJOtMeMrOOnoAkTyv1rmi6X+PAQW 89Ow== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:user-agent:organization:in-reply-to :content-disposition:mime-version:references:message-id:subject:cc :to:from:date; bh=UtgWJyGXxl6MJdxtFgNa0MGy2nK9YqP4THkbXLk1O8c=; b=KID3hy8POXkjUNbb4M89WexbhjPy/H8gVhbHRNYkybVPZHZ2Hq3Pro/UW0H/QhmYF/ Wuzed4/TURPYWNrSgK8t4Jen2f8fM3gP2lfgVwrqbYZQPY3fyTn25wNf8oCvREfVboa8 zbPr/J3qLCWETMkJO2VWVvOj56FebC3HxJRXB5j6r2EvkiLGcroiKwJ/FFsyaXUNqsbT n0Y21K2degea4OfWx/KCX1Yli36Vr1WZmX0+VFADx37BztkSEboT5qjNofRo1d2cScEQ bVRYx33TciZJlz9m0Rw3PzI3D6HJIOmXWQD8Z8WteWWvpYPf6SW8TjxBZgMCIkLUI32f +pNw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id j25si848293ejt.4.2019.10.30.02.01.56; Wed, 30 Oct 2019 02:02:20 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726213AbfJ3JBO (ORCPT + 99 others); Wed, 30 Oct 2019 05:01:14 -0400 Received: from latin.grep.be ([46.4.76.168]:50005 "EHLO latin.grep.be" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726028AbfJ3JBN (ORCPT ); Wed, 30 Oct 2019 05:01:13 -0400 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 1iPjZ3-0008Al-Rc; Wed, 30 Oct 2019 09:42:49 +0100 Received: from wouter by gangtai.home.grep.be with local (Exim 4.92.3) (envelope-from ) id 1iPjY2-0006rQ-9L; Wed, 30 Oct 2019 10:41:46 +0200 Date: Wed, 30 Oct 2019 10:41:46 +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: <20191030084146.GE25097@grep.be> References: <000000000000b1b1ee0593cce78f@google.com> <5D93C2DD.10103@redhat.com> <20191017140330.GB25667@redhat.com> <20191030083957.GD25097@grep.be> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191030083957.GD25097@grep.be> 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-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Oct 30, 2019 at 10:39:57AM +0200, Wouter Verhelst wrote: > 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... Actually, I meant SDP (as you pointed out downthread). Sorry for the confusion ;-) (I should probably kick that out though, indeed) -- To the thief who stole my anti-depressants: I hope you're happy -- seen somewhere on the Internet on a photo of a billboard