From mboxrd@z Thu Jan 1 00:00:00 1970 From: ng0 Subject: bug#27732: Changing display manager can render system unbootable Date: Mon, 17 Jul 2017 11:47:49 +0000 Message-ID: <20170717114749.em7n4v3llamy4vam@abyayala> References: <874lub74st.fsf@fastmail.com> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="zyp3eelsenloxora" Return-path: Received: from eggs.gnu.org ([2001:4830:134:3::10]:34025) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1dX4WP-0000y8-P4 for bug-guix@gnu.org; Mon, 17 Jul 2017 07:49:07 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1dX4WM-0000Ea-MI for bug-guix@gnu.org; Mon, 17 Jul 2017 07:49:05 -0400 Received: from debbugs.gnu.org ([208.118.235.43]:40613) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1dX4WM-0000EQ-Hv for bug-guix@gnu.org; Mon, 17 Jul 2017 07:49:02 -0400 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1dX4WM-0001o3-8F for bug-guix@gnu.org; Mon, 17 Jul 2017 07:49:02 -0400 Sender: "Debbugs-submit" Resent-Message-ID: Content-Disposition: inline In-Reply-To: <874lub74st.fsf@fastmail.com> List-Id: Bug reports for GNU Guix List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: bug-guix-bounces+gcggb-bug-guix=m.gmane.org@gnu.org Sender: "bug-Guix" To: Marius Bakke Cc: 27732@debbugs.gnu.org --zyp3eelsenloxora Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Marius Bakke transcribed 1.6K bytes: > Hello! >=20 > When changing display manager in the system configuration and invoking > `guix system reconfigure`, the existing desktop environment will be > killed. If you invoked the command from within said desktop environment, > the reconfigure command will be forcefully terminated. >=20 > If you're unlucky, this might happen during `grub-install`. After > logging in on a console and rebooting, this is what I got: >=20 > --8<---------------cut here---------------start------------->8--- > Welcome to GRUB! >=20 > Attempting to decrypt master key... > Enter passphrase for hd1,gpt2 (): > Slot 0 opened > error: file `/boot/grub/x86_64-efi/normal.mod' not found. > Entering rescue mode... > grub rescue> > --8<---------------cut here---------------end--------------->8--- >=20 > It can be recovered by booting by copying /boot/grub/x86_64-efi/* from a > healthy system to the partially installed one. >=20 > I'm not sure how to mitigate this, since the DE restart is arguably a > feature. A command analogous to `nixos-rebuild boot` might be of aid for > those of us aware of this problem. This is weird. I was aware of this and simply waited a reasonable long time until I forced a reboot from such a system. I've done this countless times in the past and it always worked. But the situation is unfortunate and a fix would be good. --=20 ng0 GnuPG: A88C8ADD129828D7EAC02E52E22F9BBFEE348588 GnuPG: https://n0is.noblogs.org/my-keys https://www.infotropique.org https://krosos.org --zyp3eelsenloxora Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEqIyK3RKYKNfqwC5S4i+bv+40hYgFAllso+UACgkQ4i+bv+40 hYhZWRAAk5Ru9TEZ01snrlFk/NT+jgLNPltoGSYRt2RDMNfM2uoPxk3Ec+2MnxRq iO7ntR5cQsOsfAbpnnQLxx9VjgmrimG4VBieAvff9sDasJUSjg616V912ilqjuho qnbQffsRyOLPJCkcamYN5GujbitvUH+Finxy49A/DH/2beN7/h9JTxJ1V5uZeMP+ rq2hSyQCcvxRY8d4XKvCcB0LSAWicFKoDMLO5bVSgkgpLzXhpDBNFzfVGV2lil+/ 9a65nGLk7qwD+2OrI7IHlsFp9h6PoRyxPUzDP3mCAMJt1vpawbZuYbl1vA3G6qXD 9d9iFgokjc93KYHXt6rErh/2cguA3Fzb/DH2Y7o1XV57vvuwnff6DQ5B1P6nWC80 tAQXPL4QRWyojEhzLo1G0rq8z+ZrJaO6G9CYnljIg/COQiPWEo0ueh5msdkclNfU lanY8WEEKhSyt+lLqKFQhi1Wa+fxbEOaVqq6CnwX+swcmjHrGbIDVUE6jyn3rpvE 41RlAhSNmrlRXTtVCVWEeltoiGsqjpJlxyhNErJWMo7FiGFesPWdHJsyblJOHAQX slXGumTXLMaisZZ68mibZoiLJX7NTg3lSf4d/OYDctKHThsVu+sS8y/O+uAiJbPd Ez4kDk4g3BQSlKij7d9VAuG73taBruAQqINXkiXMlYqy6sfMy2s= =qZzM -----END PGP SIGNATURE----- --zyp3eelsenloxora--