From nobody Sun Aug 27 23:59:06 2023 X-Original-To: current@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 4RYrKC2lWGz4rnJF; Sun, 27 Aug 2023 23:59:59 +0000 (UTC) (envelope-from cy.schubert@cschubert.com) Received: from omta001.cacentral1.a.cloudfilter.net (omta001.cacentral1.a.cloudfilter.net [3.97.99.32]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "Client", Issuer "CA" (not verified)) by mx1.freebsd.org (Postfix) with ESMTPS id 4RYrKB5ZYCz3Tf7; Sun, 27 Aug 2023 23:59:58 +0000 (UTC) (envelope-from cy.schubert@cschubert.com) Authentication-Results: mx1.freebsd.org; none Received: from shw-obgw-4003a.ext.cloudfilter.net ([10.228.9.183]) by cmsmtp with ESMTP id a9mDqGxUvLAoIaPfhq9adW; Sun, 27 Aug 2023 23:59:57 +0000 Received: from spqr.komquats.com ([70.66.152.170]) by cmsmtp with ESMTPA id aPffqAlN0cyvuaPfgqnxNF; Sun, 27 Aug 2023 23:59:57 +0000 X-Authority-Analysis: v=2.4 cv=VbHkgXl9 c=1 sm=1 tr=0 ts=64ebe37d a=y8EK/9tc/U6QY+pUhnbtgQ==:117 a=y8EK/9tc/U6QY+pUhnbtgQ==:17 a=IkcTkHD0fZMA:10 a=UttIx32zK-AA:10 a=6I5d2MoRAAAA:8 a=YxBL1-UpAAAA:8 a=EkcXrb_YAAAA:8 a=Y1D9y8VkxgBURcYS2o0A:9 a=QEXdDO2ut3YA:10 a=IjZwj45LgO3ly-622nXo:22 a=Ia-lj3WSrqcvXOmTRaiG:22 a=LK5xJRSDVpKd5WXXoEvA:22 Received: from [127.0.0.1] (unknown [192.168.0.252]) by spqr.komquats.com (Postfix) with ESMTPSA id 7BBE62841; Sun, 27 Aug 2023 16:59:55 -0700 (PDT) Date: Sun, 27 Aug 2023 16:59:06 -0700 From: Cy Schubert To: freebsd-current@freebsd.org, Felix Palmen , current@freebsd.org Subject: Re: Possible issue with linux xattr support? In-Reply-To: References: <3q2k3tje2ig2s6wzy4hzvjmoyejiecminvcvevivumtukxrgki@btnpjbztyfa6> Message-ID: List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@freebsd.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-CMAE-Envelope: MS4xfKTCHY1Qdehi1mQdxRrGP24aBCArxQ/Q7QHpskmn8CVGiJVgRr+tQDxj2fRlzj/5Dpo+w0Zk1K6Z5+qQrB1oAbC66K9QLdTR05kf1wkLm5Yc+k8NgaE7 V4OMEoPXdyFBgnQgwZR4tthb7teqqh4Egzmw9LQqRMLvcFqUc1ABNJ8L9iPJQwuQ99JTUfDL8QIM5yQcMUvKUtvggp6D77WRcjI7coj21Yo0B7kn1vOB+R2n 7biAJ/jjBlamQ8ZXFGYJco613oYFpRUn2SX/t33PPTg= X-Rspamd-Queue-Id: 4RYrKB5ZYCz3Tf7 X-Spamd-Bar: ---- X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 15.00]; REPLY(-4.00)[]; ASN(0.00)[asn:16509, ipnet:3.96.0.0/15, country:US] On August 27, 2023 12:55:23 PM PDT, Felix Palmen wro= te: >* Dmitry Chagin [20230827 22:46]: >> On Sun, Aug 27, 2023 at 07:59:32PM +0200, Felix Palmen wrote: >> > * Dmitry Chagin [20230827 20:54]: >> > > 1=2E which fs are you using? >> >=20 >> > ZFS=2E >> >=20 >> > > 2=2E jailed? >> >=20 >> > Yes, this is during building ports with poudriere=2E >> >=20 >>=20 >> I think it's a weird prohibition on changing system namespace extattr >> attributes, look to comments in extattr_check_cred() > >Maybe that's when I should finally start trying to understand the stuff >in src=2Egit ;) > >> I can fix this completely disabling exttatr for jailed proc, >> however, it's gonna be bullshit, though > >Would probably be better than nothing=2E AFAIK, "Linux jails" are used a >lot, probably with userlands from distributions actually using xattr=2E > >Cheers, Felix > If we are to break it to fix a problem, maybe a sysctl to enable/disable t= hen? --=20 Cheers, Cy Schubert FreeBSD UNIX: Web: https://FreeBSD=2Eorg NTP: Web: https://nwtime=2Eorg e^(i*pi)+1=3D0 Pardon the typos=2E Small keyboard in use=2E