From nobody Tue Mar 15 14:11:28 2022 X-Original-To: freebsd-net@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id DEE5C1A09F3F for ; Tue, 15 Mar 2022 14:11:49 +0000 (UTC) (envelope-from grembo@freebsd.org) Received: from mail.evolve.de (mail.evolve.de [213.239.217.29]) (using TLSv1.3 with cipher TLS_CHACHA20_POLY1305_SHA256 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA512 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "mail.evolve.de", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4KHwM84SLPz4Qq0; Tue, 15 Mar 2022 14:11:48 +0000 (UTC) (envelope-from grembo@freebsd.org) Received: by mail.evolve.de (OpenSMTPD) with ESMTP id 100769cd; Tue, 15 Mar 2022 14:11:44 +0000 (UTC) Received: by mail.evolve.de (OpenSMTPD) with ESMTPSA id 2e18d8ac (TLSv1.3:AEAD-CHACHA20-POLY1305-SHA256:256:NO); Tue, 15 Mar 2022 14:11:42 +0000 (UTC) Date: Tue, 15 Mar 2022 15:11:28 +0100 From: Michael Gmelin To: Kristof Provost Cc: Michael Gmelin , "Bjoern A. Zeeb" , Johan Hendriks , "Patrick M. Hausen" , freeBSD-net Subject: Re: epair and vnet jail loose connection. Message-ID: <20220315151128.794c91e2.grembo@freebsd.org> In-Reply-To: <20220315010230.6083dd72.grembo@freebsd.org> References: <797A280E-5DF2-4276-BB72-E4E1053A19FA@lists.zabbadoz.net> <6086BA6D-3D54-4851-B636-3B32FACB35E9@freebsd.org> <3B5E2D6F-5444-4448-B7C3-704E294368C3@lists.zabbadoz.net> <20220314144451.35f803a9.grembo@freebsd.org> <20220315010230.6083dd72.grembo@freebsd.org> X-Face: $wrgCtfdVw_H9WAY?S&9+/F"!41z'L$uo*WzT8miX?kZ~W~Lr5W7v?j0Sde\mwB&/ypo^}> +a'4xMc^^KroE~+v^&^#[B">soBo1y6(TW6#UZiC]o>C6`ej+i Face: iVBORw0KGgoAAAANSUhEUgAAADAAAAAwBAMAAAClLOS0AAAAJFBMVEWJBwe5BQDl LASZU0/LTEWEfHbyj0Txi32+sKrp1Mv944X8/fm1rS+cAAAACXBIWXMAAAsTAAAL EwEAmpwYAAAAB3RJTUUH3wESCxwC7OBhbgAAACFpVFh0Q29tbWVudAAAAAAAQ3Jl YXRlZCB3aXRoIFRoZSBHSU1QbbCXAAAAAghJREFUOMu11DFvEzEUAGCfEhBVFzuq AKkLd0O6VrIQsLXVSZXoWE5N1K3DobBBA9fQpRWc8OkWouaIjedWKiyREOKs+3PY fvalCNjgLVHeF7/3bMtBzV8C/VsQ8tecEgCcDgrzjekwKZ7TwsJZd/ywEKwwP+ZM 8P3drTsAwWn2mpWuDDuYiK1bFs6De0KUUFw0tWxm+D4AIhuuvZqtyWYeO7jQ4Aea 7jUqI+ixhQoHex4WshEvSXdood7stlv4oSuFOC4tqGcr0NjEqXgV4mMJO38nld4+ xKNxRDon7khyKVqY7YR4d+Cg0OMrkWXZOM7YDkEfKiilCn1qYv4mighZiynuHHOA Wq9QJq+BIES7lMFUtcikMnkDGHUoncA+uHgrP0ctIEqfwLHzeSo+eUA66AqzwN6n 2ZHJhw6Qh/PoyC/QENyEyC/AyNjq74Bs+3UH0xYwzDUC4B97HgLocg1QLYgDDO1v f3UX9Y307Ew4AHh67YAFFsxEpkXwpXY3eIgMhAAE3R19L919nNnuD2wlPcDE3UeT L2ytEICQib9BXgS2fU8PrD82ToYO1OEmMSnYTjSqSv9wdC0tPYC+rQRQD9ESnldF CyqfmiYW+tlALt8gH2xrMdC/youbjzPXEun+/ReXsMCDyve3dZc09fn2Oas8oXGc Jj6/fOeK5UmSMPmf/jL+GD8BEj0k/Fn6IO4AAAAASUVORK5CYII= List-Id: Networking and TCP/IP with FreeBSD List-Archive: https://lists.freebsd.org/archives/freebsd-net List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-net@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 4KHwM84SLPz4Qq0 X-Spamd-Bar: / Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=softfail (mx1.freebsd.org: 213.239.217.29 is neither permitted nor denied by domain of grembo@freebsd.org) smtp.mailfrom=grembo@freebsd.org X-Spamd-Result: default: False [0.55 / 15.00]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; FREEFALL_USER(0.00)[grembo]; FROM_HAS_DN(0.00)[]; RCVD_TLS_ALL(0.00)[]; TAGGED_RCPT(0.00)[]; MIME_GOOD(-0.10)[text/plain]; DMARC_NA(0.00)[freebsd.org]; R_SPF_SOFTFAIL(0.00)[~all:c]; RCPT_COUNT_FIVE(0.00)[6]; NEURAL_HAM_LONG(-1.00)[-1.000]; RCVD_COUNT_THREE(0.00)[3]; TO_MATCH_ENVRCPT_SOME(0.00)[]; TO_DN_ALL(0.00)[]; NEURAL_SPAM_MEDIUM(0.03)[0.032]; NEURAL_HAM_SHORT(-0.88)[-0.879]; MID_CONTAINS_FROM(1.00)[]; MLMMJ_DEST(0.00)[freebsd-net]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:24940, ipnet:213.239.192.0/18, country:DE]; FREEMAIL_CC(0.00)[freebsd.org,lists.zabbadoz.net,gmail.com,punkt.de]; SUSPICIOUS_RECIPS(1.50)[] X-ThisMailContainsUnwantedMimeParts: N On Tue, 15 Mar 2022 01:02:30 +0100 Michael Gmelin wrote: > .... snip ..... > Hi Kristof, > > This sounds plausible. I spent a few hours getting familiar with the > epair code and came up with a patch that seems to fix the issue at > hand (both with and without RSS). I'm not certain that it is a good > solution, especially in terms of performance, but I wanted to share it > with you anyway, maybe it helps: > https://people.freebsd.org/~grembo/epair.patch > > Best > Michael > Hi @all, I created a PR to track this issue in bugzilla and CCed those with a @FreeBSD.org email addresses: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=262571 Best Michael -- Michael Gmelin