From unknown Sun Jun 22 08:09:28 2025 X-Loop: help-debbugs@gnu.org Subject: bug#25043: mount is unable to locate mount helpers Resent-From: =?UTF-8?Q?Tom=C3=A1=C5=A1_?= =?UTF-8?Q?=C4=8Cech?= Original-Sender: "Debbugs-submit" Resent-CC: bug-guix@gnu.org Resent-Date: Sun, 27 Nov 2016 14:19:01 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: report 25043 X-GNU-PR-Package: guix X-GNU-PR-Keywords: To: 25043@debbugs.gnu.org X-Debbugs-Original-To: bug-guix@gnu.org Received: via spool by submit@debbugs.gnu.org id=B.148025633821682 (code B ref -1); Sun, 27 Nov 2016 14:19:01 +0000 Received: (at submit) by debbugs.gnu.org; 27 Nov 2016 14:18:58 +0000 Received: from localhost ([127.0.0.1]:42986 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cB0IE-0005de-Lt for submit@debbugs.gnu.org; Sun, 27 Nov 2016 09:18:58 -0500 Received: from eggs.gnu.org ([208.118.235.92]:43837) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cB0ID-0005dS-50 for submit@debbugs.gnu.org; Sun, 27 Nov 2016 09:18:58 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cB0I7-0001qb-2p for submit@debbugs.gnu.org; Sun, 27 Nov 2016 09:18:51 -0500 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-0.0 required=5.0 tests=BAYES_40 autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:37501) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cB0I6-0001qV-W4 for submit@debbugs.gnu.org; Sun, 27 Nov 2016 09:18:51 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34803) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cB0I5-0007lU-UI for bug-guix@gnu.org; Sun, 27 Nov 2016 09:18:50 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cB0I0-0001pd-W3 for bug-guix@gnu.org; Sun, 27 Nov 2016 09:18:49 -0500 Received: from mx2.suse.de ([195.135.220.15]:37958) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cB0I0-0001pR-Pf for bug-guix@gnu.org; Sun, 27 Nov 2016 09:18:44 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id F1ABEAC75 for ; Sun, 27 Nov 2016 14:18:42 +0000 (UTC) Date: Sun, 27 Nov 2016 15:18:41 +0100 Message-ID: <87polhm2f2.wl-sleep_walker@gnu.org> From: =?UTF-8?Q?Tom=C3=A1=C5=A1_?= =?UTF-8?Q?=C4=8Cech?= User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM/1.14.9 (=?UTF-8?Q?Goj=C5=8D?=) APEL/10.8 EasyPG/1.0.0 Emacs/25.1 (x86_64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x (no timestamps) [generic] [fuzzy] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -4.0 (----) 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: -4.0 (----) mount command from util-linux is expecting helpers in /sbin/ directory, which is not available on GuixSD. If found it when I tried to mount manully NFS: # mount -t nfs server:/some/path /mnt Manual page of `mount' - section EXTERNAL HELPERS and strace seems to agree: ... stat("/sbin/mount.nfs", 0x7ffe421e9080) = -1 ENOENT (No such file or directory) stat("/sbin/fs.d/mount.nfs", 0x7ffe421e9080) = -1 ENOENT (No such file or directory) stat("/sbin/fs/mount.nfs", 0x7ffe421e9080) = -1 ENOENT (No such file or directory) getuid() = 0 geteuid() = 0 getgid() = 0 getegid() = 0 prctl(PR_GET_DUMPABLE) = 1 getuid() = 0 geteuid() = 0 getgid() = 0 getegid() = 0 prctl(PR_GET_DUMPABLE) = 1 stat("/run", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0 lstat("/etc/mtab", {st_mode=S_IFLNK|0777, st_size=17, ...}) = 0 lstat("/run/mount/utab", {st_mode=S_IFREG|0644, st_size=0, ...}) = 0 open("/run/mount/utab", O_RDWR|O_CREAT|O_CLOEXEC, 0644) = 3 close(3) = 0 mount("disk:/", "/mnt", "nfs", MS_MGC_VAL, NULL) = -1 EINVAL (Invalid argument) write(2, "mount: ", 7mount: ) = 7 write(2, "wrong fs type, bad option, bad s"..., 110wrong fs type, bad option, bad superblock on disk:/, missing codepage or helper program, or other error) = 110 write(2, "\n", 1 ) = 1 write(2, " (for several filesystems "..., 108 (for several filesystems (e.g. nfs, cifs) you might need a /sbin/mount. helper program) ) = 108 write(2, "\n In some cases useful inf"..., 86 In some cases useful info is found in syslog - try dmesg | tail or so. ) = 86 close(1) = 0 close(2) = 0 exit_group(32) = ? +++ exited with 32 +++ The best approach to me seems to patch mount so it search PATH or introduce some other environment variable to search helpers in. From unknown Sun Jun 22 08:09:28 2025 X-Loop: help-debbugs@gnu.org Subject: bug#25043: mount is unable to locate mount helpers Resent-From: John Darrington Original-Sender: "Debbugs-submit" Resent-CC: bug-guix@gnu.org Resent-Date: Tue, 29 Nov 2016 11:17:02 +0000 Resent-Message-ID: Resent-Sender: help-debbugs@gnu.org X-GNU-PR-Message: followup 25043 X-GNU-PR-Package: guix X-GNU-PR-Keywords: To: Tom???? ??ech Cc: 25043@debbugs.gnu.org Received: via spool by 25043-submit@debbugs.gnu.org id=B25043.148041817220358 (code B ref 25043); Tue, 29 Nov 2016 11:17:02 +0000 Received: (at 25043) by debbugs.gnu.org; 29 Nov 2016 11:16:12 +0000 Received: from localhost ([127.0.0.1]:45681 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cBgOS-0005II-Ep for submit@debbugs.gnu.org; Tue, 29 Nov 2016 06:16:12 -0500 Received: from de.cellform.com ([88.217.224.109]:34941 helo=jocasta.intra) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cBgOO-0005I7-Rl for 25043@debbugs.gnu.org; Tue, 29 Nov 2016 06:16:11 -0500 Received: from jocasta.intra (localhost [127.0.0.1]) by jocasta.intra (8.14.4/8.14.4/Debian-8+deb8u1) with ESMTP id uATBG7cX026929 (version=TLSv1/SSLv3 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 29 Nov 2016 12:16:07 +0100 Received: (from john@localhost) by jocasta.intra (8.14.4/8.14.4/Submit) id uATBG7iQ026928; Tue, 29 Nov 2016 12:16:07 +0100 Date: Tue, 29 Nov 2016 12:16:07 +0100 From: John Darrington Message-ID: <20161129111606.GA26881@jocasta.intra> References: <87polhm2f2.wl-sleep_walker@gnu.org> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="RnlQjJ0d97Da+TV1" Content-Disposition: inline In-Reply-To: <87polhm2f2.wl-sleep_walker@gnu.org> User-Agent: Mutt/1.5.23 (2014-03-12) X-Spam-Score: -0.0 (/) 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: -0.0 (/) --RnlQjJ0d97Da+TV1 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable This was recently fixed in the core-updates branch. J' On Sun, Nov 27, 2016 at 03:18:41PM +0100, Tom???? ??ech wrote: mount command from util-linux is expecting helpers in /sbin/ directory, which is not available on GuixSD. =20 If found it when I tried to mount manully NFS: =20 # mount -t nfs server:/some/path /mnt =20 Manual page of `mount' - section EXTERNAL HELPERS and strace seems to = agree: =20 ... stat("/sbin/mount.nfs", 0x7ffe421e9080) =3D -1 ENOENT (No such file or= directory) stat("/sbin/fs.d/mount.nfs", 0x7ffe421e9080) =3D -1 ENOENT (No such fi= le or directory) stat("/sbin/fs/mount.nfs", 0x7ffe421e9080) =3D -1 ENOENT (No such file= or directory) getuid() =3D 0 geteuid() =3D 0 getgid() =3D 0 getegid() =3D 0 prctl(PR_GET_DUMPABLE) =3D 1 getuid() =3D 0 geteuid() =3D 0 getgid() =3D 0 getegid() =3D 0 prctl(PR_GET_DUMPABLE) =3D 1 stat("/run", {st_mode=3DS_IFDIR|0755, st_size=3D4096, ...}) =3D 0 lstat("/etc/mtab", {st_mode=3DS_IFLNK|0777, st_size=3D17, ...}) =3D 0 lstat("/run/mount/utab", {st_mode=3DS_IFREG|0644, st_size=3D0, ...}) = =3D 0 open("/run/mount/utab", O_RDWR|O_CREAT|O_CLOEXEC, 0644) =3D 3 close(3) =3D 0 mount("disk:/", "/mnt", "nfs", MS_MGC_VAL, NULL) =3D -1 EINVAL (Invali= d argument) write(2, "mount: ", 7mount: ) =3D 7 write(2, "wrong fs type, bad option, bad s"..., 110wrong fs type, bad = option, bad superblock on disk:/, missing codepage or helper program, or other error) =3D 110 write(2, "\n", 1 ) =3D 1 write(2, " (for several filesystems "..., 108 (for several= filesystems (e.g. nfs, cifs) you might need a /sbin/mount. helper program) ) =3D 108 write(2, "\n In some cases useful inf"..., 86 In some cases useful info is found in syslog - try dmesg | tail or so. ) =3D 86 close(1) =3D 0 close(2) =3D 0 exit_group(32) =3D ? +++ exited with 32 +++ =20 =20 The best approach to me seems to patch mount so it search PATH or introduce some other environment variable to search helpers in. =20 =20 =20 --=20 Avoid eavesdropping. Send strong encrypted email. PGP Public key ID: 1024D/2DE827B3=20 fingerprint =3D 8797 A26D 0854 2EAB 0285 A290 8A67 719C 2DE8 27B3 See http://sks-keyservers.net or any PGP keyserver for public key. --RnlQjJ0d97Da+TV1 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlg9Y3YACgkQimdxnC3oJ7OFhQCcCV9XMGoAmdBjwpDRS/3DmY/3 V80An3tinj8KTu3Xw2ilXDjvKgQgGB2A =N1pQ -----END PGP SIGNATURE----- --RnlQjJ0d97Da+TV1-- From unknown Sun Jun 22 08:09:28 2025 MIME-Version: 1.0 X-Mailer: MIME-tools 5.505 (Entity 5.505) X-Loop: help-debbugs@gnu.org From: help-debbugs@gnu.org (GNU bug Tracking System) To: =?UTF-8?Q?Tom=C3=A1=C5=A1_?= =?UTF-8?Q?=C4=8Cech?= Subject: bug#25043: closed (Re: bug#25043: mount is unable to locate mount helpers) Message-ID: References: <8737g9mnmk.fsf@gnu.org> <87polhm2f2.wl-sleep_walker@gnu.org> X-Gnu-PR-Message: they-closed 25043 X-Gnu-PR-Package: guix Reply-To: 25043@debbugs.gnu.org Date: Mon, 23 Jan 2017 22:14:02 +0000 Content-Type: multipart/mixed; boundary="----------=_1485209642-8841-1" This is a multi-part message in MIME format... ------------=_1485209642-8841-1 Content-Disposition: inline Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Your bug report #25043: mount is unable to locate mount helpers which was filed against the guix package, has been closed. The explanation is attached below, along with your original report. If you require more details, please reply to 25043@debbugs.gnu.org. --=20 25043: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=3D25043 GNU Bug Tracking System Contact help-debbugs@gnu.org with problems ------------=_1485209642-8841-1 Content-Type: message/rfc822 Content-Disposition: inline Content-Transfer-Encoding: 7bit Received: (at 25043-done) by debbugs.gnu.org; 23 Jan 2017 22:13:08 +0000 Received: from localhost ([127.0.0.1]:39496 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cVmrM-0002HM-AL for submit@debbugs.gnu.org; Mon, 23 Jan 2017 17:13:08 -0500 Received: from eggs.gnu.org ([208.118.235.92]:55339) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cVmrJ-0002Gh-Ti for 25043-done@debbugs.gnu.org; Mon, 23 Jan 2017 17:13:06 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cVmr9-0006py-2R for 25043-done@debbugs.gnu.org; Mon, 23 Jan 2017 17:13:00 -0500 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-5.1 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]:60820) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cVmr8-0006pq-VJ; Mon, 23 Jan 2017 17:12:54 -0500 Received: from reverse-83.fdn.fr ([80.67.176.83]:48796 helo=ribbon) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1cVmr7-0006tD-V2; Mon, 23 Jan 2017 17:12:54 -0500 From: ludo@gnu.org (Ludovic =?utf-8?Q?Court=C3=A8s?=) To: John Darrington Subject: Re: bug#25043: mount is unable to locate mount helpers References: <87polhm2f2.wl-sleep_walker@gnu.org> <20161129111606.GA26881@jocasta.intra> Date: Mon, 23 Jan 2017 23:12:51 +0100 In-Reply-To: <20161129111606.GA26881@jocasta.intra> (John Darrington's message of "Tue, 29 Nov 2016 12:16:07 +0100") Message-ID: <8737g9mnmk.fsf@gnu.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/25.1 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 2001:4830:134:3::e X-Spam-Score: -8.2 (--------) X-Debbugs-Envelope-To: 25043-done Cc: Tom???? ??ech , 25043-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: -8.2 (--------) John Darrington skribis: > This was recently fixed in the core-updates branch. Commit d9804e5011a58341aafbf4fadd00947f3e5f436e specifically. Ludo=E2=80=99. ------------=_1485209642-8841-1 Content-Type: message/rfc822 Content-Disposition: inline Content-Transfer-Encoding: 7bit Received: (at submit) by debbugs.gnu.org; 27 Nov 2016 14:18:58 +0000 Received: from localhost ([127.0.0.1]:42986 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cB0IE-0005de-Lt for submit@debbugs.gnu.org; Sun, 27 Nov 2016 09:18:58 -0500 Received: from eggs.gnu.org ([208.118.235.92]:43837) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cB0ID-0005dS-50 for submit@debbugs.gnu.org; Sun, 27 Nov 2016 09:18:58 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cB0I7-0001qb-2p for submit@debbugs.gnu.org; Sun, 27 Nov 2016 09:18:51 -0500 X-Spam-Checker-Version: SpamAssassin 3.3.2 (2011-06-06) on eggs.gnu.org X-Spam-Level: X-Spam-Status: No, score=-0.0 required=5.0 tests=BAYES_40 autolearn=disabled version=3.3.2 Received: from lists.gnu.org ([2001:4830:134:3::11]:37501) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cB0I6-0001qV-W4 for submit@debbugs.gnu.org; Sun, 27 Nov 2016 09:18:51 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:34803) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cB0I5-0007lU-UI for bug-guix@gnu.org; Sun, 27 Nov 2016 09:18:50 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1cB0I0-0001pd-W3 for bug-guix@gnu.org; Sun, 27 Nov 2016 09:18:49 -0500 Received: from mx2.suse.de ([195.135.220.15]:37958) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1cB0I0-0001pR-Pf for bug-guix@gnu.org; Sun, 27 Nov 2016 09:18:44 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay2.suse.de (charybdis-ext.suse.de [195.135.220.254]) by mx2.suse.de (Postfix) with ESMTP id F1ABEAC75 for ; Sun, 27 Nov 2016 14:18:42 +0000 (UTC) Date: Sun, 27 Nov 2016 15:18:41 +0100 Message-ID: <87polhm2f2.wl-sleep_walker@gnu.org> From: =?ISO-8859-2?Q?Tom=E1=B9_=C8ech?= To: bug-guix@gnu.org Subject: mount is unable to locate mount helpers User-Agent: Wanderlust/2.15.9 (Almost Unreal) SEMI-EPG/1.14.7 (Harue) FLIM/1.14.9 (=?ISO-8859-4?Q?Goj=F2?=) APEL/10.8 EasyPG/1.0.0 Emacs/25.1 (x86_64-unknown-linux-gnu) MULE/6.0 (HANACHIRUSATO) MIME-Version: 1.0 (generated by SEMI-EPG 1.14.7 - "Harue") Content-Type: text/plain; charset=US-ASCII X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x (no timestamps) [generic] [fuzzy] X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.6.x X-Received-From: 2001:4830:134:3::11 X-Spam-Score: -4.0 (----) 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: -4.0 (----) mount command from util-linux is expecting helpers in /sbin/ directory, which is not available on GuixSD. If found it when I tried to mount manully NFS: # mount -t nfs server:/some/path /mnt Manual page of `mount' - section EXTERNAL HELPERS and strace seems to agree: ... stat("/sbin/mount.nfs", 0x7ffe421e9080) = -1 ENOENT (No such file or directory) stat("/sbin/fs.d/mount.nfs", 0x7ffe421e9080) = -1 ENOENT (No such file or directory) stat("/sbin/fs/mount.nfs", 0x7ffe421e9080) = -1 ENOENT (No such file or directory) getuid() = 0 geteuid() = 0 getgid() = 0 getegid() = 0 prctl(PR_GET_DUMPABLE) = 1 getuid() = 0 geteuid() = 0 getgid() = 0 getegid() = 0 prctl(PR_GET_DUMPABLE) = 1 stat("/run", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0 lstat("/etc/mtab", {st_mode=S_IFLNK|0777, st_size=17, ...}) = 0 lstat("/run/mount/utab", {st_mode=S_IFREG|0644, st_size=0, ...}) = 0 open("/run/mount/utab", O_RDWR|O_CREAT|O_CLOEXEC, 0644) = 3 close(3) = 0 mount("disk:/", "/mnt", "nfs", MS_MGC_VAL, NULL) = -1 EINVAL (Invalid argument) write(2, "mount: ", 7mount: ) = 7 write(2, "wrong fs type, bad option, bad s"..., 110wrong fs type, bad option, bad superblock on disk:/, missing codepage or helper program, or other error) = 110 write(2, "\n", 1 ) = 1 write(2, " (for several filesystems "..., 108 (for several filesystems (e.g. nfs, cifs) you might need a /sbin/mount. helper program) ) = 108 write(2, "\n In some cases useful inf"..., 86 In some cases useful info is found in syslog - try dmesg | tail or so. ) = 86 close(1) = 0 close(2) = 0 exit_group(32) = ? +++ exited with 32 +++ The best approach to me seems to patch mount so it search PATH or introduce some other environment variable to search helpers in. ------------=_1485209642-8841-1--