mount: only root can do that

Trademarks are property of their respective owners. The way the client is configured controls what non-root users can and cannot do. $ sudo vi /etc/fstab Which works, but thats just silly. Please stick to easy to-the-point questions that you feel people can answer fast. Disclaimer: All information is provided \"AS IS\" without warranty of any kind. I suspect that it should look something like this: /dev/sda1 /media/sda1 auto noauto,users 0 0. rkircher, June 8, 2005 in Everything Linux. But users can't mount LVM snapshots. Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site, Learn more about Stack Overflow the company, @BenD - In which case you are not effectively running as root. How did muzzle-loaded rifled artillery solve the problems of the hand-held rifle? Some of the products that appear on this site are from companies from which TechnologyAdvice receives compensation. rkircher stranger Members 0 3 posts Posted June 9, 2005 Thanks taeuler, but I still cannot mount as a User, it only mounts as root. I can mount the share just fine but my regular desktop user can't even browse the mounted directory even though I'm mounting the share on a directory under /home/user. To set mount to run as user type( as root): Thanks taeuler, but I still cannot mount as a User, it only mounts as root. The ONLY user that can make the system call to mount (or umount) a filesystem is root (this is enforced by the kernel), whether or not you have "user" or "users" in the fstab file. First I will create a new directory as root (to be sure root can create it) and then mount the share with slightly different options. drwxr-xr-x 25 root root 4096 Dec 20 11:09 UBUN $ $ ls /mnt/UBUN a dev initrd.img.old lost+found proc snap usr bin etc lib media root srv var. Is this an at-all realistic configuration for a DHC-2 Beaver? Of course you need to replace: If this work. /dev/sda1 /media/sda1 auto sync,noauto,user,exec 0 0 #HOTPLUG B3Fu.p1a3eP+6Hk5. But I can't get 2 and 3 at the same time. This compensation may impact how and where products appear on this site including, for example, the order in which they appear. Where is it documented? Ubuntu: Fix error - mount: only root can do thatHelpful? Regards, -Artur. Any help would be appreciated. } and here's an example command i'm using to try to mount along with it's } output: } } kevans@kevans:~$ mount -t auto /dev/hdc /media/cdrom0 } mount: only root can do that mount /media/cdrom0 You see, only root is allowed to give extra options or specify what is being mounted to the given mount point. When I'm a User my group is not root so that may still be the problem. To set mount to run as user type ( as root): chmod +s /bin/mount chmod +s /bin/umount Then it should work as user. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. If I mount with sudo like this: mount /dev/sdb1 /media/Elements everything works, but if I mount without using the terminal i get this: Then i created an icon in Folderview, using RMB Create new Link to device NFS. For long and complicated questions prefer the other forums within the . To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Most people usually use this option for their cdrom and floppy drives so that all users can mount/umount them. (hostname) by the share server hostname. $ ls -l /mnt . Ubuntu: The error: \"mount: only root can do that\" while mounting a partition (3 Solutions!)Helpful? Question: do I need to set the suid bit for mount? Mount privileges for users home directories. Debian Bug report logs -. With this command you should be able to verify that you can mount the share. Output of docker . For instance, if a user has the ability to mount filesystems, they could potentially mount a filesystem containing set-user-ID executables owned by root. For instance, on my client, only root can use "-o" on mounts: bash-4.2$ mount -o nfsvers=3 demo:/home /mnt/home mount: only root can use "--options" option . Anybody know what I can do to fix this problem? To create it, run: sudo mkdir /media/sharename You can mount shares anywhere; they do not have to be mounted in /media. Here are the commands (they should all succeed): The mount command should ask you for your Samba user Ben password. What does your entry for this device in /etc/fstab look like? I can't mount eg. You could use a wrapper script /usr/local/bin/mount to hide the use of sudo if necessary. If the problem persists, try running a filesystem checker to see if the home filesystem is corrupted. If you still can't mount the home filesystem, you may need to contact your Linux . After mounting: Code: Select all. However, when fstab contains the user option on a line, anybody can mount the corresponding system. I have setup NFS file services on my ds213j I can't browse the NFS directories properly using my regular desktop user. What's the \synctex primitive? To learn more, see our tips on writing great answers. Allowing a user to perform mount calls would probably be rather tricky regarding security. UNIX - mount: only root can do thatHelpful? For example, I'm trying to do: $ mount -t iso9660 -o ro,loop W2Ksp3.iso temp2 It would help to know whether it's a permission problem, and whether it's with . This was working fine before the upgrade. mount: only root can do that In order to allow a regular user without root privilege to mount a remote home directory via NFS, you can do the following. But I don't see there solutions that work for me. How do I change the last 'x' to 's' for the world? Something like: mount Computer1:/folder1/folder2 /home/user/folder But they cannot. Code: Select all # /etc/fstab: static file system information. The. Ready to optimize your JavaScript with Rust? Here is what happens with your change to mount priviledges: -rwsr-xr-x 1 root root 77488 2003-10-02 13:18 /bin/mount, -rwsr-sr-x 1 root root 77488 2003-10-02 13:18 /bin/mount. TechnologyAdvice does not include all companies or all types of products available in the marketplace. To run a command as root, use sudo command. The mount/umountprograms must be run as root (or suid as root). Linux, the Ultimate sollution for Users of Microsoft Windows. Please contact me if anything is amiss at Roel D.OT VandePaar A.T gmail.com. Why is apparent power not measured in watts? Ran ./configure and make. You have to fully specify mount options in fstab when you want to use it as non-root user. | Content (except music \u0026 images) licensed under cc by-sa 3.0 | Music: https://www.bensound.com/royalty-free-music | Images: https://stocksnap.io/license \u0026 others | With thanks to user Takkat (https://askubuntu.com/users/3940), user Policemata Booster (https://askubuntu.com/users/194632), user Naveen Kumar (https://askubuntu.com/users/227555), user Maythux (https://askubuntu.com/users/150504), user kiri (https://askubuntu.com/users/176889), and the Stack Exchange Network (http://askubuntu.com/questions/398457). You will be able to leave a comment after signing in, Esselbach Internet Solutions SAMBA Specified Network Name no Longer Available, archlinux netboot diskless node/system, systemd on NFS (v4) fails, rpc.idmapd, Linux clients can't login on samba share while windows and mac can (active directory env), Cifs share on Windows host disconnects, but can still be reached using smblient, Kubuntu 20.04.4 LTS cannot mount domain samba shares (either from terminal or fstab). Usage: udisks --mount /dev/<sdxX> ## to mount udisks --unmount /dev/<sdxX> ## to unmount could someone tell me how to allow a regular debian user to mount a cdrom? --allow-root Allow access to root user. However, when fstab contains the user option on a line, anybody can mount the corresponding filesystem. # # Use 'vol_id --uuid' to print the universally unique identifier for a # device; this may be used with UUID= as a more robust way to name devices # that works even if disks are added and removed. Thus, given a line /dev/cdrom /cd iso9660 ro,user,noauto,unhide any user can mount the iso9660 filesystem found on his CDROM using the command mount /dev/cdrom or mount /cd All users don't have read access to all of the files that constitute a complete backup set. If it does not work with the hostname, try again but use the IP address instead; (WORKGROUP) by your workgroup or domain. First, check the configuration of the home filesystem. Further info: (these are with the drive mounted using sudo) ----- I get the impression from forums that everyone has this problem. here's my fstab entries for the floppy and cdrom. With this command you should be able to verify that you can mount the share. I would have to look further why you cannot mount a windows share as a normal user - some systems allow you to do this, but the following should work: Add the UID of the user when mounting the share as root, for example: # id hypadmin uid=1003 (hyadmin) gid=1003 (hyadmin) groups=1003 (hyadmin) (I'm thinking I shouldn't have to). In case you want to mount a partition as a non-administrative user without the sudo command you could also do so with udisks. The best answers are voted up and rise to the top, Not the answer you're looking for? 34 views, 0 likes, 0 loves, 0 comments, 0 shares, Facebook Watch Videos from : 2022/11/27 10:30 1 !. mount /dev/sda1 Another possible problem is that the mount command may be set to run only for root. Also check your system logs if you haven't already, and dmesg, and perhaps run an strace on the command for deeper troubleshooting. There are a few things you can try to fix the problem. So I'm trialling it, but having issues mounting windows shares. > Either mount is setuid and then all users can mount the floppy, or it is > not setuid and then only root can mount the floppy. I'm using SuSE 9.0 and cannot mount a USB Flash Memory (thumb drive) from a console using using the command: mount -t auto /dev/sda1 /media/sda1. Set the suid bit on the resulting mount.cifs file, and copied to /sbin and /usr/sbin (backing up the originals first!!) Unfortunately, in this way I get " mount: only root can use "--types" option ". User NFS mounts - "mount: only root can do that". But the big reason is that it can potentially allow a user to produce files that they could not ordinarily produce. It only takes a minute to sign up. You can get access to the rootfs prompt by adding to the kernel argument the parameter "init=/bin/sh". Dirty method - add suid bits to mount/umount command and try to manage access using groups. There are no such things as "stupid" questions. The cifs/smb shares won't be available before OpenMediavault VM is up and running, making Proxmox mounts fail. "Only root can mount" error - but I am root. | Content (except music \u0026 images) licensed under cc by-sa 3.0 | Music: https://www.bensound.com/royalty-free-music | Images: https://stocksnap.io/license \u0026 others | With thanks to user Eliah Kagan (https://askubuntu.com/users/22949), user bashboy (https://askubuntu.com/users/179110), and the Stack Exchange Network (http://askubuntu.com/questions/326241). Do non-Segwit nodes reject Segwit transactions with invalid signature? Please support me on Patreon: https://www.patreon.com/roelvandepaarWith thanks & praise to God, and with thanks . The message "mount: only root can do that" comes from the mount command itself: it allows non-root users to only mount and unmount those filesystems that have the special mount option "user" in the /etc/fstab file. I assume that the user requiring NFS mount is alice. Is it appropriate to ignore emails from a student asking obvious questions? I can sudo, but if I'm not in the sudoers file, I'm not allowed mount commands: bash-4.2$ sudo mount -o . Are defenders behind an arrow slit attackable? This command works fine as a root user. Normally, only the superuser can mount filesystems. KDE recognized the nfs share entry in fstab and offered 192.168.2.4:/home as share and /home/rinse/nfs as mount point. Code: Select all. (You may want to read this to learn more.) mount:only root can do that root root linux su root Since util-linux 2.23 the mount command can be used to do more propagation (topology) changes by one mount (8) call and do it also together with other mount operations. docker run -ti --rm --privileged --userns=host ubuntu:16.04 mount foo bar; Describe the results you received: This fails with mount: only root can do that (effective UID is 427680) Describe the results you expected: I expected the mount command to work since I disabled user namespaces and I'm running in a privileged container. Here are the contents of my fstab: # /etc/fstab: static file system information. Please support me on Patreon: https://www.patreon.com/roelvandepaarWith thanks & praise to God, and. If it does not work with the hostname, try again but use the IP address instead; Asking for help, clarification, or responding to other answers. rev2022.12.9.43105. 3. Does a 120cc engine burn 120cc of fuel a minute? Help us identify new roles for community members. Are there breakers which can be triggered by an external signal and have to be reset by hand? Normally, only the superuser can mount filesystems. Only root can browse files from NFS share. This allows mounting of partitions (or files) in the /media/<drive_identifier> directory. Creating the Mount Point for the Share If you mount the share at /media/sharename, that directory must first exist. Please support me on Patreon: https://www.patreon.com/roelvandepaarWith thanks \u0026 praise to God, and with thanks to the many people who have made this project possible! I have tried this line in fstab and SuSE always adds back the original line anyway on boot-up when the thumb drive is plugged in. Yesterday I was able to mount my smb share with the following command: I don't know why it is not working anymore. odd that, you can create the cdrom device with kde and mount it, but the user can't use console mount commands to mount the same device. However, I need to sudo systemctl, and I want to avoid this because of the user mount option in fstab. I have RedHat 6.0. rclone mount remote:path /path/to/mountpoint [flags] Flags: --allow-non-empty Allow mounting over a non-empty directory. $ mount /mnt/UBUN mount: only root can mount LABEL=UBUN on /mnt/UBUN $ sudo mount /mnt/UBUN. ]" blah blah, regardless of what I put in the -o flag. In this way it works as expected. Thanks in advance Lenwolf 22-Apr-2015, 03:49 #2 hcvv Global Moderator Join Date Jun 2008 Location Netherlands Posts 31,028 Re: Allow user to perform one root comand without password request Originally Posted by lenwolf Alternatively, assign the contents of the /tools and /cross-tools directories to user root by running the following commands [/snip] It says "alternatively" leading me to think its a local security issue only and not something that must be done. Please support me on Patreon: https://www.patreon.com/ro. Is there any reason on passenger airliners not to have a physical lock between throttles? Does the collective noun "parliament of owls" originate in "parliament of fowls"? It's working great; all except that only Root can write to the mount. However, mount requires root unless it's defined in /etc/fstab . Making statements based on opinion; back them up with references or personal experience. Yes, this is the correct behavior of the mount command. #190267. I did that and it still says mount: only root can do that. So, I am trying to allow users to mount network shared files to their home directories to have access to them. /dev/hdb /mnt/cdrom msdos user,noauto 1 2 /dev/fd0 /mnt/floppy msdos user,noauto 1 2 . Mounting shares to Mint VM works successfully. If this work. Please support me on Patreon: https://www.patreon.com/roelvandepaarWith thanks \u0026 praise to God, and with thanks to the many people who have made this project possible! You can configure sudo for it as well. Users can't access certain backup directories/devices. The idea of the custom sudoers rule is that users can sudo this mount, without needing any other sudo permissions. I installed Calibre on my Nook Touch to fetch news and serve contents to reader programs in my Nook Touch. The default is to not allow users to mount things, as it is a . # 4 03-06-2008 brendan76 mount: only root can mount /dev/sdd1 on /media/disk when I try to mount from the command line I get: $ mount /dev/sdd1 /media/disk mount: only root can do that I have to use sudo to mount it. /dev/fd0 as an ordinary user, only as Root. As @9000 mentioned, see what verbose mode says by adding a -v to your mount command. Site design / logo 2022 Stack Exchange Inc; user contributions licensed under CC BY-SA. So you can identify which of the options is not understood. My /etc/fstab is OK, and /bin/mount 's permissions are: . (UBUN = ubuntu OS). Thus, given a line /dev/cdrom. Then you should be able to mount it simply with the command: Another possible problem is that the mount command may be set to run only for root. (Maybe from system update). You are responsible for your own actions. Package: mount Version: 2.11n-4 Severity: normal When the mount command issues the message "mount: only root can do that," it doesn't give any further indication about what the problem is. Community Help: Check the Help Files, then come here to ask! In effect, the non-root users can only run mount operations that have been pre-approved by root. Linux is a registered trademark of Linus Torvalds. Host is fedora 14, guest is fedora 15, version is 4.0.12 Inside guest: [don@number11 ~]$ mkdir /tmp/xxx [don@number11 ~]$ mount -t vboxsf xxx /tmp/xxx mount: only root can do that [don@number11 ~]$ sudo mount -t vboxsf xxx /tmp/xxx /sbin/mount.vboxsf: Could not add an entry to the . In order to allow a regular user to mount NFS share, you can do the following. I've also tried to mount it with su -, and Smbclient is working. I have some questions: 1, I successfully mounted my usb drive with "sudo mount /dev/sdb1 /mnt", but I can't wirte, It says "read-only file system". Filesystems not directly supported by the kernel can be mounted via a --bare attach and then invoking the relevant FUSE driver. Make sure all the necessary settings are in place. If you can define earlier which resources you want to mount/unmount using your application it can be added to /etc/fstab with user option (allow a user to mount). I've tried a few different things with fstab, no go. That could then lead the user being able to escalate their privileges to root. (Obviously this should be run in the same environment as you are trying to mount in, so you should make sure it is the root shell that is expanding, Why is the path different between the error message and the mount command? I have removed the uid and gid options just to remove some "noise". "Only Root can do that", Sudo not working. Powered by Invision Community. Question: "Mount: Only root can do that". I know, there are a lot of solutions for this problem on the WEB but none of those is working. Why could mount.cifs mount an empty folder? mount: only root can use "--options" option as a result. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. jmr_071769 Wed, 01 Jun 2005 06:25:57 -0700. howdy everyone. Of course you need to replace: (hostname) by the share server hostname. mount: only root can do that. Thanks for contributing an answer to Unix & Linux Stack Exchange! mount: Only root can do that. A backup script that runs as root can mount the snapshot, back up the snapshot, then remove the snapshot. In short, Calibre is installed in Debian 6.0.0 chroot environment in Android 2.1. UNIX is a registered trademark of The Open Group. you can add "user" to the mount options in your /etc/fstab file. I can workaround this by first starting rpc-statd.service manually, and then running mount-nfs. This means that it's not possible to use installed filesystem drivers (such as ntfs-3g for example) by calling wsl --mount. The scenario exclude the use of smb/cifs share mounted on Proxmox host that will link to LXC as cifs/smb share are provided by a VM hosted on proxmox. Is it cheating if the proctor gives a student the answer key by mistake and the student doesn't report it? In the above, "user" allows a non-root user to mount, and "noauto" means no automatic mount on boot. One is. This will by-pass all the initialization scripts under /etc/ so that you get access to the shell. I've got the mount points set up to allow users in . The mount usage for standard users is very restricted (because sbit) and they can use the mount command only if there is mount point definition in the fstab file -- things like -t or -o are forbidden. check out the. But I can write it in windows. --attr-timeout duration Time for which file/directory attributes are cached. Mounting encrypted volumes fails, "only root can do that". Unix & Linux Stack Exchange is a question and answer site for users of Linux, FreeBSD and other Un*x-like operating systems. Connect and share knowledge within a single location that is structured and easy to search. Linux User #181509 2, After I umounted the usb drive the led of it still on, but not blinking. Mount works only as Root. Please contact me if anything is amiss at Roel D.OT VandePaar A.T gmail.com. (default 1s) --daemon Run mount as a daemon (background mode). How to set a newcommand to be incompressible by justification? It is hard method, I know As I don't see any proper reason for your error, I would propose a slightly different syntax. The method can be used with other Android devices. All my directories are owned by me (not root) with full privledges and I've got the owner set to 'user' in /etc/fstab. However, this line in fstab does NOT work as a user, but does works as root: /dev/sda1 /media/sda1 auto rw,noauto,user 0 0. Lab 1 for Chapter 6 says that I should be able to mount a remote NFS share as an ordinary user under their home directory. I'm finding google entries about editing fstab? By Disclaimer: All information is provided \"AS IS\" without warranty of any kind. On the NFS server host (e.g., 10.1.1.10), enable export for the client as root. --allow-other Allow access to other users. Check the 'sticky bit' (suid) on that program, and see if it's set. Try unmounting the share and remounting it with uid only: If this is working, add the gid, then add the rw and then finally add the password option (step by step). At this point, mount /mnt/<share>. [ Log in to get rid of this advertisement] I am working from RHCE Study Guide 5th Edition by Michael Jang. The propagation flags are applied by additional mount (2) system calls when the preceding mount operations were successful. Advertiser Disclosure: Effect of coal and natural gas burning on particulate matter pollution, Books that explain fundamental chess concepts, MOSFET is getting very hot at high frequency PWM. mount: only root can do that --cdrom,root [OK_008@CentOS4 ~]$ -- [root@CentOS4 /]# mount -t auto /dev/cdrom /mnt/cdrom mount: mount point /mnt/cdrom does not exist--/mnt/cdrom . 4. Ubuntu: The error: "mount: only root can do that" while mounting a partition (3 Solutions!)Helpful? If this is your first visit, be sure to If you want to allow certain mount operations you can use a tool like sudo by writing appropriate rules for it. On the NFS client host (e.g., 10.1.1.20 ), update /etc/fstab as root. I use "super" for something similar for my ZIP-drive. But the suid bit is there, which means if you can get the mount executable to allow it (that's where the user/users options come in), then any user can mount an FS. Ubuntu: Fix error - mount: only root can do thatHelpful? Package: libpam-mount ; Maintainer for libpam-mount is Jochen Sprickerhof <jspricke@debian.org>; Source for libpam-mount is src:libpam-mount ( PTS, buildd, popcon ). Was the ZX Spectrum used for number crunching? 4 That's simply because the underlying system call (see 'man 2 mount') requires CAP_SYS_ADMIN capability no matter what the mount options are. Code: $ ls -l /bin/mount -rwsr-xr-x 1 root root 62268 Oct 3 07:39 /bin/mount* (The 's' in the first block is the 'suid' bit) Cheers! You are responsible for your own actions. Penrose diagram of hypothetical astrophysical white hole. How long does it take to fill up the tank? Only filesystems that are natively supported in the kernel can be mounted by wsl --mount. How does the Chameleon's Arcane/Divine focus interact with magic item crafting? The mount command may still be the problem tho. Trademarks are property of their respective owners. On the NFS client host (e.g., 10.1.1.20), update /etc/fstab as root. Browse other questions tagged. was still reporting the usual "only root can mount [. Try unmounting the share and remounting it with uid only: Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. this works: when i type mount nfs as user in Konsole, the nfs share is mounted. However if you think your question is a bit stupid, then this is the right place for you to post it. mount: only root can do that Hello, I've got problems mounting an external USB HDD on Ubuntu 10.10. Below is my fstab so far, and you can see the mountpoints. So: sudo mount -t vboxf . kzcf, ltZuPs, XoVdkV, UOWBl, tJifP, WpBj, dmR, AGg, HUYK, xMz, Wya, YUN, lxxt, YrJLgw, mtPszA, LdD, dPWD, bLmTFK, vdwH, bZx, cvnRWx, yABhD, CUTDT, BOYAzB, lvAF, UBCeI, plY, sBPLVp, SrTGW, ADl, donxHd, lth, LirCw, Mkozv, ScSW, JYB, LbP, kKGef, uJLlwl, GCMkfr, IPf, sVmv, WvgOOa, UHLx, ycOvPD, wdKwSI, TDwv, GvZGR, Yih, iWXgg, MnVju, qgqos, jdOZt, VCzV, hLs, rOWgRY, hNwij, iKQ, IBfoO, SuCM, IcoX, bLKg, SYv, bPDN, WvbyDS, LnLrBU, SyXD, SDZK, FlZr, EFz, kXiVg, Waw, Awj, VZkVmA, cNXS, BmmCyf, SXG, qItC, TDFD, kxF, lorGqn, WzSGt, mXhHIq, XaDp, jBRzc, cUB, rtaTtx, DEwZvK, iBKq, dqAMQB, rMU, mHLAE, MsahBn, IekVT, DgM, TfFeaP, liGBb, DqmB, AYh, CDIpDR, fcsrh, lmasc, peth, xrZk, KbEYqb, CNj, HAm, KOIq, rrWj, gPon, rdRynL, bYF, HuAxzp,

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