From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?utf-8?Q?Ludovic_Court=C3=A8s?= Subject: Re: GuixSD on eoma68-a20? Date: Tue, 11 Dec 2018 18:34:11 +0100 Message-ID: <87va40x90s.fsf@gnu.org> References: <68f9fc17-94f5-dcc2-f54d-61d6e2bf384d@riseup.net> <20181208181214.2308472a@scratchpost.org> <87pnubn386.fsf@netris.org> <20181209124800.495326cd@scratchpost.org> <87in0275ec.fsf@netris.org> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:60903) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gWlvX-0001Rj-0R for guix-devel@gnu.org; Tue, 11 Dec 2018 12:34:37 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gWlvV-0006xo-58 for guix-devel@gnu.org; Tue, 11 Dec 2018 12:34:34 -0500 In-Reply-To: <87in0275ec.fsf@netris.org> (Mark H. Weaver's message of "Sun, 09 Dec 2018 16:32:00 -0500") List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: guix-devel-bounces+gcggd-guix-devel=m.gmane.org@gnu.org Sender: "Guix-devel" To: Mark H Weaver Cc: guix-devel@gnu.org, 33676@debbugs.gnu.org Hi Mark, Mark H Weaver skribis: > Danny Milosavljevic writes: > >> After the change, I get the following on Hydra : >> >> ------------------------------------------------------------------------= --- >> @ build-started /gnu/store/scnqgfc3k4434h3gch22hnh0z8qdbvdb-disk-image.d= rv - x86_64-linux /var/log/guix/drvs/sc//nqgfc3k4434h3gch22hnh0z8qdbvdb-dis= k-image.drv.bz2 >> environment variable `PATH' set to `/gnu/store/5ka9gmcwcj2919q0cj0wkjng0= 58lwrgq-qemu-minimal-3.0.0/bin:/gnu/store/5s2nib1lrd2101bbrivcl17kjx1mspw6-= coreutils-8.30/bin' >> creating raw image of 1024.00 MiB... >> Formatting '/gnu/store/4yp6s4jlq2frb2jqzd7q3kp99vzmnpm5-disk-image', fmt= =3Draw size=3D1073741824 >> Could not access KVM kernel module: Permission denied >> qemu-system-x86_64: failed to initialize KVM: Permission denied > > This indicates that /dev/kvm on hydra.gnunet.org has permissions that > prevent the guix build user from accessing it. > > I raised this issue long ago (2015) on the guix-sysadmin mailing list. > In that message, I noted that on hydra.gnunet.org, /dev/kvm has mode > 0600 and is owned by root, which caused our disk image derivations to > fail. > > At the time, Ludovic chmod'd /dev/kvm, and mentioned that he had tried > to make this persistent via /etc/udev/rules.d/70-persistent-net.rules, > but that for some reason that didn't seem to work, possibly because it > was being overridden by another rule or startup script. As far as I > know, we never implemented a proper fix. > > Ludovic, for now, can you chmod it again? I did that again this morning. Apparently there was a typo in the udev rules I had written: =E2=80=9C=3D= =E2=80=9D instead of =E2=80=9C=3D=3D=E2=80=9D=E2=80=A6 Should be better now on the next rebo= ot. Ludo=E2=80=99.