From debbugs-submit-bounces@debbugs.gnu.org Sun Mar 06 20:08:38 2016 Received: (at submit) by debbugs.gnu.org; 7 Mar 2016 01:08:38 +0000 Received: from localhost ([127.0.0.1]:37170 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1acjf4-0006wB-Fd for submit@debbugs.gnu.org; Sun, 06 Mar 2016 20:08:38 -0500 Received: from eggs.gnu.org ([208.118.235.92]:39086) by debbugs.gnu.org with esmtp (Exim 4.84) (envelope-from ) id 1acjf2-0006vz-Rv for submit@debbugs.gnu.org; Sun, 06 Mar 2016 20:08:37 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1acjew-0001nw-Sg for submit@debbugs.gnu.org; Sun, 06 Mar 2016 20:08:31 -0500 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,FREEMAIL_FROM, HK_RANDOM_ENVFROM autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:38622) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1acjew-0001ns-P9 for submit@debbugs.gnu.org; Sun, 06 Mar 2016 20:08:30 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:58285) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1acjev-0001o0-Tu for bug-guix@gnu.org; Sun, 06 Mar 2016 20:08:30 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1acjes-0001na-Nj for bug-guix@gnu.org; Sun, 06 Mar 2016 20:08:29 -0500 Received: from plane.gmane.org ([80.91.229.3]:35430) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1acjes-0001nP-Gb for bug-guix@gnu.org; Sun, 06 Mar 2016 20:08:26 -0500 Received: from list by plane.gmane.org with local (Exim 4.69) (envelope-from ) id 1acjeq-0007zm-Kd for bug-guix@gnu.org; Mon, 07 Mar 2016 02:08:24 +0100 Received: from c-73-167-118-254.hsd1.ma.comcast.net ([73.167.118.254]) by main.gmane.org with esmtp (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 07 Mar 2016 02:08:24 +0100 Received: from myglc2 by c-73-167-118-254.hsd1.ma.comcast.net with local (Gmexim 0.1 (Debian)) id 1AlnuQ-0007hv-00 for ; Mon, 07 Mar 2016 02:08:24 +0100 X-Injected-Via-Gmane: http://gmane.org/ To: bug-guix@gnu.org From: myglc2 Subject: X11 forwarding fails without /tmp/.X11-unix directory Date: Sun, 06 Mar 2016 20:10:33 -0500 Lines: 71 Message-ID: <87twkj6qk6.fsf@gmail.com> Mime-Version: 1.0 Content-Type: multipart/mixed; boundary="=-=-=" X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: c-73-167-118-254.hsd1.ma.comcast.net User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) Cancel-Lock: sha1:NC5zdzF5+KXHtA7VhNgb/NKigSY= X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -3.2 (---) X-Debbugs-Envelope-To: submit X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -3.2 (---) --=-=-= Content-Type: text/plain Example: using guix commit 59a4dd5 with openssh xauth & emacs in the user profile (c02glc.scm) and a minimal system profile (c02system.scm), after a reboot we see ... nemo:~ $ ssh g1 glc@g1's password: X11 forwarding request failed on channel 0 ... and in /var/log/messages ... Mar 6 19:23:35 localhost lshd[372]: lshd: Failed to cd to `/tmp/.X11-unix' (errno = 2): No such file or directory Mar 6 19:23:35 localhost lshd[372]: lshd: Updating utmp for login failed (errno = 2): No such file or directory If we do ... mkdir /tmp/.X11-unix ... logout and login, forwarding works, emacs runs in X, and /var/log/messages is clean. If we reboot, X11 forwarding again fails. --=-=-= Content-Type: application/octet-stream Content-Disposition: attachment; filename=c02glc.scm Content-Transfer-Encoding: base64 KHVzZS1wYWNrYWdlLW1vZHVsZXMKIGdldHRleHQKIGdob3N0c2NyaXB0IDs7IGdzLWZvbnRzCiBm b250cyA7OyBmb250LWRlamF2dSBmb250LWdudS1mcmVlZm9udC10dGYKIGJhc2UKIHNzaCByc3lu YyB3Z2V0IHNjcmVlbgogdmVyc2lvbi1jb250cm9sCiBlbWFjcwogY3VybAogeG9yZyBjZXJ0cwog Z3JhcGh2aXoKICkgCihwYWNrYWdlcy0+bWFuaWZlc3QKIChsaXN0CiAgOzsgIGdudS1nZXR0ZXh0 CiAgZ3MtZm9udHMgZm9udC1kZWphdnUgZm9udC1nbnUtZnJlZWZvbnQtdHRmCiAgZ251LW1ha2UK ICBvcGVuc3NoIG5zcy1jZXJ0cyB4YXV0aCByc3luYyB3Z2V0IGdpdCBnaXQtbWFucGFnZXMKICBl bWFjcyBtYWdpdCBzY3JlZW4gCiAgY3VybCA7OyBscGFzdGUKICBncmFwaHZpegogICkpCg== --=-=-= Content-Type: application/octet-stream Content-Disposition: attachment; filename=c02system.scm Content-Transfer-Encoding: base64 KHVzZS1tb2R1bGVzIChnbnUpKQoodXNlLXNlcnZpY2UtbW9kdWxlcyBuZXR3b3JraW5nIHNzaCkK KHVzZS1wYWNrYWdlLW1vZHVsZXMgYWRtaW4KCQkgICAgIGRpc2sKCQkgICAgIDs7CQkgICAgIGdj YyBkYXRhYmFzZXMgZ251cGcgYXV0b3Rvb2xzIHBrZy1jb25maWcgZ2V0dGV4dCBncmFwaHZpeiBt YW4gOzsgZ3VpeAkJICAgICAKCQkgICAgICkKKG9wZXJhdGluZy1zeXN0ZW0KICAoaG9zdC1uYW1l ICJnMSIpCiAgKHRpbWV6b25lICJBbWVyaWNhL05ld19Zb3JrIikKICAobG9jYWxlICJlbl9VUy51 dGY4IikKICAoYm9vdGxvYWRlciAoZ3J1Yi1jb25maWd1cmF0aW9uIChkZXZpY2UgIi9kZXYvc2Rh IikpKQogIChmaWxlLXN5c3RlbXMgKGNvbnMgKGZpbGUtc3lzdGVtCiAgICAgICAgICAgICAgICAg ICAgICAgIChkZXZpY2UgImcxc2QiKQogICAgICAgICAgICAgICAgICAgICAgICAodGl0bGUgJ2xh YmVsKQogICAgICAgICAgICAgICAgICAgICAgICAobW91bnQtcG9pbnQgIi8iKQogICAgICAgICAg ICAgICAgICAgICAgICAodHlwZSAiZXh0NCIpKQogICAgICAgICAgICAgICAgICAgICAgJWJhc2Ut ZmlsZS1zeXN0ZW1zKSkKICAodXNlcnMgKGNvbnMqICh1c2VyLWFjY291bnQKCQkgKG5hbWUgImds YyIpCgkJIChjb21tZW50ICJnIGwgYyIpCgkJIChncm91cCAidXNlcnMiKQoJCSAoc3VwcGxlbWVu dGFyeS1ncm91cHMgJygid2hlZWwiKSkKCQkgKGhvbWUtZGlyZWN0b3J5ICIvaG9tZS9nbGMiKSkK CQkodXNlci1hY2NvdW50CgkJIChuYW1lICJnbGMyIikKCQkgKGNvbW1lbnQgImdsYzIiKQoJCSAo Z3JvdXAgInVzZXJzIikKCQkgKHN1cHBsZW1lbnRhcnktZ3JvdXBzICcoIndoZWVsIikpCgkJICho b21lLWRpcmVjdG9yeSAiL2hvbWUvZ2xjMiIpKQoJCSh1c2VyLWFjY291bnQKCQkgKG5hbWUgImds YzMiKQoJCSAoY29tbWVudCAiZ2xjMyIpCgkJIChncm91cCAidXNlcnMiKQoJCSAoc3VwcGxlbWVu dGFyeS1ncm91cHMgJygid2hlZWwiKSkKCQkgKGhvbWUtZGlyZWN0b3J5ICIvaG9tZS9nbGMzIikp CgkJKHVzZXItYWNjb3VudAoJCSAobmFtZSAiZ2xjNCIpCgkJIChjb21tZW50ICJnbGM0IikKCQkg KGdyb3VwICJ1c2VycyIpCgkJIChzdXBwbGVtZW50YXJ5LWdyb3VwcyAnKCJ3aGVlbCIpKQoJCSAo aG9tZS1kaXJlY3RvcnkgIi9ob21lL2dsYzQiKSkKCQklYmFzZS11c2VyLWFjY291bnRzKSkKICAo cGFja2FnZXMKICAgKGNvbnMqCiAgICBnbGliYy11dGY4LWxvY2FsZXMKICAgIHBhcnRlZAogICAg OzsgICAgZ2NjLTUgc3FsaXRlIGxpYmdjcnlwdCBnbnUtbWFrZSBhdXRvY29uZiBhdXRvbWFrZSBw a2ctY29uZmlnIGdudS1nZXR0ZXh0IGdyYXBodml6IGhlbHAybWFuIDs7IGd1aXgKICAgIDs7IGNv bW1lbnQgb3V0IGFib3ZlIGJlY2F1c2UgJ2NvbmZpZ3VyZS5hYzo0NjogZXJyb3I6IHBvc3NpYmx5 IHVuZGVmaW5lZCBtYWNybzogUEtHX0NIRUNLX01PRFVMRVMnCiAgICAlYmFzZS1wYWNrYWdlcwog ICAgKQogICApCiAgKHNlcnZpY2VzIChjb25zKiAoZGhjcC1jbGllbnQtc2VydmljZSkKICAgICAg ICAgICAgICAgICAgIChsc2gtc2VydmljZSAjOnBvcnQtbnVtYmVyIDIyKQogICAgICAgICAgICAg ICAgICAgJWJhc2Utc2VydmljZXMpKSkK --=-=-=-- From debbugs-submit-bounces@debbugs.gnu.org Mon Aug 01 05:53:03 2016 Received: (at control) by debbugs.gnu.org; 1 Aug 2016 09:53:03 +0000 Received: from localhost ([127.0.0.1]:52568 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bU9uB-0004uT-2v for submit@debbugs.gnu.org; Mon, 01 Aug 2016 05:53:03 -0400 Received: from eggs.gnu.org ([208.118.235.92]:55067) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1bU9u9-0004tz-B5 for control@debbugs.gnu.org; Mon, 01 Aug 2016 05:53:01 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bU9tz-0000rb-FU for control@debbugs.gnu.org; Mon, 01 Aug 2016 05:52:56 -0400 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-3.1 required=5.0 tests=BAYES_00,RP_MATCHES_RCVD autolearn=disabled version=3.3.2 Received: from fencepost.gnu.org ([2001:4830:134:3::e]:40629) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bU9tz-0000rX-CI for control@debbugs.gnu.org; Mon, 01 Aug 2016 05:52:51 -0400 Received: from pluto.bordeaux.inria.fr ([193.50.110.57]:40156 helo=pluto) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_128_CBC_SHA1:128) (Exim 4.82) (envelope-from ) id 1bU9tt-0002kN-Ek for control@debbugs.gnu.org; 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[72.10.141.84]) by smtp.gmail.com with ESMTPSA id a5sm1649835qkb.60.2020.10.05.21.04.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 05 Oct 2020 21:04:27 -0700 (PDT) From: Maxim Cournoyer To: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=) Subject: Re: bug#24049: GuixSD - problem with X11 forwarding References: <8737mou728.fsf@gnu.org> Date: Tue, 06 Oct 2020 00:04:26 -0400 In-Reply-To: <8737mou728.fsf@gnu.org> ("Ludovic =?utf-8?Q?Court=C3=A8s=22'?= =?utf-8?Q?s?= message of "Mon, 01 Aug 2016 12:17:35 +0200") Message-ID: <87h7r8huet.fsf@gmail.com> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.1 (gnu/linux) MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="=-=-=" X-Spam-Score: 0.0 (/) X-Debbugs-Envelope-To: 22930-done Cc: myglc2 , 24049-done@debbugs.gnu.org, 22930-done@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -1.0 (-) --=-=-= Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Hello, ludo@gnu.org (Ludovic Court=C3=A8s) writes: [...] > I believe this is a bug in lshd fixed by something along the lines of > the attached patch. > > Niels, what do you think? > > (Strangely I can=E2=80=99t find equivalent code in OpenSSH.) > > Thanks, > Ludo=E2=80=99. > > --- /tmp/lsh-2.1/src/server_x11.c 2016-08-01 11:58:54.714647794 +0200 > +++ /tmp/lsh-2.1/src/server_x11.c.new 2016-08-01 11:58:46.606563478 +0200 > @@ -151,7 +151,7 @@ DEFINE_COMMAND(open_forwarded_x11) > #define X11_MIN_DISPLAY 10 > #define X11_MAX_DISPLAY 1000 >=20=20 > -/* FIXME: Create the /tmp/.X11-unix directory, if needed. Figure out > +/* FIXME: Figure out > * if and how we should use /tmp/.X17-lock. Consider using display > * "unix:17" instead of just ":17". > */ > @@ -253,6 +253,7 @@ open_x11_socket(struct ssh_channel *chan >=20=20 > old_umask =3D umask(0077); >=20=20=20=20 > + mkdir(X11_SOCKET_DIR, S_IRWXU | S_IRWXG | S_IRWXO | S_ISVTX); > old_cd =3D lsh_pushd(X11_SOCKET_DIR, &dir, 0, 0); > if (old_cd < 0) > { I tried the above fix and ran a VM with the attached config (the custom kernel stuff was to try something else at the same time). It fixes the error about the directory, but it would still fail at X11 forwarding (there was an error message: "Can't find any xauth information for X11 display"). I ended up figuring out it needed libxau to work; combined with your patch, this fixes X11 forwarding. Fixed in commit 0ec195ff02. For the record, I've done the tests in a VM using the attached system config. The custom kernel stuff is unrelated. Thanks, Closing, Maxim --=-=-= Content-Type: text/plain Content-Disposition: attachment; filename=config-custom-kernel.scm (use-modules (gnu)) (use-service-modules networking ssh desktop) (use-package-modules admin disk aspell gettext ghostscript ;; gs-fonts fonts ;; font-dejavu font-gnu-freefont-ttf base ssh rsync wget screen version-control emacs emacs-xyz xorg xdisorg certs) (define make-linux-libre (@@ (gnu packages linux) make-linux-libre)) (define-public %linux-kernel-with-fault-injection (make-linux-libre "5.8.13" ;version "1wm8rsq53dd01wjnd4bz61daz9f7zm55sh1dssmpqwgdwh3cpshp" ;hash '("x86_64-linux") ;supported systems #:configuration-file (@@ (gnu packages linux) kernel-config) #:extra-version "with-fault-injection" #:extra-options (append (@@ (gnu packages linux) %default-extra-linux-options) `(("CONFIG_FAULT_INJECTION" . #t) ("CONFIG_FAIL_MAKE_REQUEST" . #t) ("CONFIG_FAIL_MMC_REQUEST" . #t) ("CONFIG_FAULT_INJECTION_DEBUG_FS" . #t))) #:patches '())) (operating-system (host-name "g1") (timezone "America/New_York") (locale "en_US.utf8") (bootloader (grub-configuration (target "/dev/sda"))) (file-systems (cons (file-system (device "g1sd") (mount-point "/") (type "ext4")) %base-file-systems)) (kernel %linux-kernel-with-fault-injection) (users (cons* (user-account (name "test") (group "users") (supplementary-groups '("wheel")) (home-directory "/home/test")) %base-user-accounts)) (packages (cons* glibc-utf8-locales parted gs-fonts font-dejavu font-gnu-freefont-ttf gnu-make openssh nss-certs rsync wget git screen emacs xauth ;used by lsh xeyes ;for testing %base-packages)) (services (cons* (lsh-service #:port-number 22 #:allow-empty-passwords? #t #:root-login? #t) (service dhcp-client-service-type) %base-services))) --=-=-=-- From unknown Tue Jun 17 01:44:33 2025 Received: (at fakecontrol) by fakecontrolmessage; To: internal_control@debbugs.gnu.org From: Debbugs Internal Request Subject: Internal Control Message-Id: bug archived. Date: Tue, 03 Nov 2020 12:24:06 +0000 User-Agent: Fakemail v42.6.9 # This is a fake control message. # # The action: # bug archived. thanks # This fakemail brought to you by your local debbugs # administrator