Su failed to execute bin csh permission denied. For example: $ cat test. C...

Su failed to execute bin csh permission denied. For example: $ cat test. Could you edit your question and explain what you are trying to do? Why would you want to run su -s /bin/bash -m [MyUserName]? The -m option enables monitor mode, it doesn't take a username as an argument. 0 FrankCox February 14, 2022, 7:48am 2 We would like to show you a description here but the site won’t allow us. > Cannot execute /bin/zsh: No such file or directory This will cause the issues with Lish and `ssh` that you're describing. After updating the system, no one (including root) can use su without getting bash: /bin/su: Permission denied errors, but ssh and terminal logins work as normal. Also cannot execve is logged by init but avc: denied is logged by SELinux subsystem through audit subsystem or kernel logging. Learn to modify permissions, change ownership, and set the correct shell for execution. Nov 10, 2025 · 遭遇“su: failed to execute /bin/bash: Permission denied”错误？本文将引导您从路径权限与文件锁定两大维度系统排查，提供含`chmod`与`chattr`命令的详细分步指南，助您精准定位根源，快速恢复Linux用户切换功能。 Sep 17, 2015 · No, you don't need execute permissions on /etc/bash. The problem applies to all users that have their home directory under /home, as you already found out. 2. Add the following line to the sudoers file to allow admin user to use su admin ALL= /bin/su Do not edit sudoers file directly, instead use visudo. Jun 15, 2021 · Last login: Tue Jun 15 10:21:52 -03 2021 on pts/1 su: failed to execute /bin/bash: Permission denied I've already checked files and directory permissions. Getting error as failed to execute /bin/bash : Permission denied for ssh and su commands. Hey @tomw, It looks like your shell got changed from `bash` to `zsh` (z shell), which you don't currently have installed. systemd[1]: Failed to start FooBar It looks like the problem is the permission to write to the file itself. 2第二种方法： sudo chmod -R 777 /工作目录，例如： sudo chmode -R 777 /home/HDD，此时就可以在该路径下进行一系列的操作。 sudo：是linux系统管理指令，是允许系统管理员让普通用户执行一些或者全部的root命令的一个工具。 -R：是指几连医用到目录里所有子目录和文件； 777：是指所有用户都拥有的最高 Dec 14, 2018 · 用户提到HSPICE在特定路径下缺少/ bin / csh解释器，所以可能是因为HSPICE的脚本默认使用 csh 来执行，而系统中没有安装 csh或者路径不正确。接下来，我应该考虑可能的解决方案。首先，检查系统是否安装了 csh。如果没 May 11, 2019 · If I su user from my home directory I am getting a permission denied for bash-completion, but if I su user from another directory there is no error. Jul 2, 2018 · 文章浏览阅读9. In my case How to install when permission denied to /usr/local/bin/ [closed] Ask Question Asked 8 years, 1 month ago Modified 8 years, 1 month ago Apr 19, 2019 · 文章浏览阅读2. Specifically, the file or a parent directory is missing the execute (x) permission. On Linux, the only way to become root is to execute a setuid-root file. Sep 1, 2023 · 某天研发qq上说服务器登不上了，第一时间看是不是服务器资源不够挂了，检查一遍发现没啥问题。尝试普通用户登陆，一直卡着无法登陆，用root用户登陆发现可以。尝试su到普通用户出现报错有资源暂不可用的字眼觉得可能和打开文件数有关，用lsof命令查看一下确实打开文件数很多。解决办法 Jan 22, 2021 · "su: /bin/csh: Permission denied /usr/local/etc/rc. The command sudo works fine but when I try to su, it says "cannot execute bin/bash/**** (my user name) not a directory". /run_experiments. Run sudo apt-get install tcsh to install it, and your problem should be solved. 8（プロ Aug 11, 2016 · 4、诊断好久，注意到bin是个链接，实际文件夹是usr，我们看看usr权限 drwxrw----. But with sudo you get the message you got. Run this command to give all users execute permissions sudo chmod -R a+x . Run this command to give all users read permissions sudo chmod -R a+r . sh 时出现提示 - bash : . 1 they stopped working due to lack of permissions for non-root users (described below). Mar 10, 2021 · Install info : The lshell installed by root user with source with permission -rwxr-xr-x 1 root root xxx /usr/bin/lshell The test user has been changed default shell to lshell by command : chsh -s /usr/bin/lshell Problems: When changed user to test , I got a message . LFS is a project that provides you with the steps necessary to build your own custom Linux system. Exclusive for LQ members, get up to 45% off per month. root@node-01:~# su - postgres su: Permission denied (Ignored) postgres@node-01:~$ logout root@ Mar 5, 2013 · I have created a basic "Hello World" script that will execute from my home directory fine, but when I move it to the mounted partition, I am unable to execute the file. After updating the system, no one (including root) can use su without getting bash: /bin/su: Permission denied errors, but ssh and terminal logins work as normal. On a directory, the execute permission is what allows you to look inside the directory. sh bash: . Oct 23, 2002 · Linux From Scratch This Forum is for the discussion of LFS. When I tried to start systemsetting using sudo, I got the error <>. Jan 4, 2026 · 点击这里进入阿里云ECS官方页面，立即免费体验云服务器ECS>>>阿里云老客户点击这里申请VIP账号，享终身8折优惠（续费也打折）>>>本文介绍在Linux系统的ECS实例中，使用su命令切换用户失败，提示“su: failed to execute /bin/bash: Permission denied”错误时的解决方案。问题现象在Linux系统的ECS实例中 For some reason, I can't su to root with from a non-root user: [rilindo@kerberos ~]$ /bin/su - -bash: /bin/su: Permission denied Running output from /var/log/audit/audit. Can anyone help me to run the Postgres? Apr 23, 2021 · 1 2 -bash：/ usr / bin / systemctl：权限被拒绝原因自己原因的话是yum源升级内核导致的，使用的是腾讯云服务器，很多常用的命令无法正常使用；自己属于Linux菜鸟，发现这个问题自己也是莫名其妙的，不知道这样处理是否正确，如有问题请指正，谢谢（总感觉怪怪的）解决方法账号使用的是root账号 Sep 22, 2025 · Resolve "Permission Denied" errors in bash scripts. We would like to show you a description here but the site won’t allow us. su: failed to execute /bin/bash: Permission denied). Dec 25, 2025 · 执行 cat /var/log/message 可以看到类似 failed to execute 'bin/sh' 错误信息，说明实例内部可能缺失 /bin/sh 或 /bin/bash。将 /bin/bash和 /bin/sh 文件从正常 ECS 实例中拷贝到异常 ECS 系统盘中。恢复异常的 ECS 实例的系统盘。远程连接异常实例，查看缺失文件是否恢复正常。 CSDN桌面端登录继电器和开关电路的符号分析 1938 年 3 月，香农发表划时代论文。香农在这篇论文中展示了如何把布尔代数的各种运算应用在开关电路中，将布尔代数中的“真”“假”和电路系统中的“开”“关”对应起来，并用 1 和 0 来表示。这篇论文是开关与逻辑电路理论和设计的开山之作 Jul 2, 2018 · 文章浏览阅读9. sh and then do chmod 755 test. Attempting to read, write, or execute a file without the necessary permissions. sh . this is r--, it does not contain the execute permission. Feb 8, 2019 · systemd[1]: touchpad_enabler. 3w次，点赞19次，收藏49次。sh文件出现错误：Permission denied解决办法1、问题描述2、解决方法1、问题描述sh文件出现错误：Permission denied，这是因为出现了权限错误：sh: 1: /usr/local/（某路径）/xxxx: Permission deniedsh xxxx表示程序想执行xxxx这个文件，但是不被允许，出现报错Permission denied2 Oct 2, 2021 · Switch user by su: [root@container /]# su user Describe the results you received: su: failed to execute /bin/bash: Permission denied Describe the results you expected: [user@container /]% (Enters the bash of user) Additional information you deem important (e. If disable selinux it works. When run without sudo, the message is a little more meaningful. sh getting: bash: . su: failed to execute /bin/bash: Permission denied I have tried many blogs but didn't get any success. redhat. Now you can switch to another user with sudo su - user2 In my case, I added the following line to make Mar 16, 2019 · [root@test ~]# su webappsu: failed to execute /bin/bash: Resource temporarily unavailable [root@test ~]# egrep -v "^$|^#" /etc/security/limi May 30, 2016 · [root@hps2 ~]# su - aihps su: warning: cannot change directory to /home/aihps: Permission denied su: failed to execute /bin/bash: Permission denied 解决方法 [root@hps2 ~]# stat / File: ‘/’ Size: 4096 Blocks: 8 IO Block: 4096 directory Device: fd01h/64769d Inode: 2 Links: 23 Access: (0600/drw——-) Uid: ( 0/ root) Gid: ( 0/ root) Jun 14, 2016 · When I upgraded to QTS 4. Aug 25, 2024 · Linux su 所有用户，Permission Denied 在Linux中，su（切换用户）命令是非常有用的，它允许当前用户切换到其他用户身份，以便执行需要更高权限的任务。然而，有时当我们尝试使用su命令切换到其他用户时，可能会遇到"Permission Denied"（权限被拒绝）的错误。本篇博客将探讨这个问题，并提供解决方案。 1 Sep 27, 2020 · 2. Feb 26, 2017 · Description of Issue/Question Attempting to run a command as a different user on csh fails with "permission denied". 6k次。本文介绍了在Linux系统中如何合理地设置不同目录的权限。强调了并非所有目录都应设置为755权限，并详细说明了特定目录如lost+found、root、tmp等的推荐权限设置。 Aug 5, 2016 · はじめに業務で新サービスを立ち上げる際に、構成管理はプロビジョニングツールを使います。最近はプロビジョニングツール職人（と言っても、難しいことはしていない）として新サービスに携わっています。そこで、ちょっとハマったところをメモします。環境 CentOS 6. json. / Feb 26, 2017 · Description of Issue/Question Attempting to run a command as a different user on csh fails with "permission denied". What should I do ? All advice is appreciated . Nov 11, 2011 · I have a weird problem, I cant execute bash script even as basic as: #!/bin/bash echo "me" I am saving it as a test. Sep 22, 2025 · Learn how to fix the 'Permission Denied' error in Linux by adjusting file permissions, changing ownership, or using root access effectively. Run this command to remove all users (except root 's) write permissions sudo chmod -R o-w . Without this permission, the system cannot access the /bin/bashexecutable to start a new shell session. Oct 29, 2013 · 问题描述：首先ssh root可以普通用户不行 Permission denied (publickey,gssapi-with-mic). 17 cmp cmp 4096 8月 1 20:41 usr 其他人缺少执行权限 chmod 755 /usr 5、重新远程登陆成功。免责声明：本内容来自平台创作者，博客园系信息发布平台，仅提供信息存储空间服务。 Nov 16, 2018 · As my dockerfile runs as USER deploy:nobody so wherever I run docker exec -it alpine sh, the container run as group nobody but the /bin/su is only permitted to root:deploy. $ adduser ndejay $ passwd ndejay Changing password for user ndejay. sh When we make a new script file then by default it has read and write permission. What must change to allow this? [root@localhost ~]$ su - -bash: /bin/su: Permission denied ：Linux实例使用su命令切换用户时,提示“su: failed to execute /bin/bash: Permission denied”错误怎么办？ Nov 10, 2025 · 遭遇“su: failed to execute /bin/bash: Permission denied”错误？本文将引导您从路径权限与文件锁定两大维度系统排查，提供含`chmod`与`chattr`命令的详细分步指南，助您精准定位根源，快速恢复Linux用户切换功能。 Aug 13, 2012 · Your root's (su) profile is set to use csh instead of the usual bash. Feb 3, 2021 · linux执行su或者普通用户登录报： could not chdir to home directory /home/user:permission denied /bin/bash:Permission denied 排查思路 1、登录root进行su到普通用户su - user 报错 su: warning: cannot change directory to /home/user: Permission denied su: failed to execute /bin/bash: Permission denied 2、首先检查家目录权限 ll -d /home ll -a /home 检查属主 Sep 22, 2019 · 问题描述：下载论文里的代码，在Linux 中make之后，运行 . sh and once run . Execution bit alone is not enough for shell scripts, one must be able to read the file as well to execute it (contrary to binaries Sep 6, 2021 · 文章浏览阅读7. sh #!/bin/foo echo bar $ . 然后root登陆上去su到普通用户也是Permission denied [root@WX-196 home]# su - jiankong su: warning: cannot change directory to /home/jiankong: Permission denied Jul 31, 2013 · Linux - General This Linux forum is for general Linux questions and discussion. Oct 21, 2012 · 211 Permission denied In order to run a script the file must have an executable permission bit set. 6w次，点赞12次，收藏25次。本文解释了如何通过使用chmod命令来解决因权限不足导致的问题。详细介绍了如何为单个可执行文件或整个目录下的所有文件设置最高权限，确保用户能够正常运行程序。 I installed Kali Linux on a VM machine and I cannot change my user to root from the terminal using su. g. Feb 3, 2021 · 排查思路 1、登录root进行su到普通用户su - user 报错 su: warning: cannot change directory to /home/user: Permission denied su: failed to execute /bin/ bash: Permission denied 2、首先检查家目录权限 ll -d /home ll -a /home 检查属主是否被改，目录权限是否正确，一般家目录权限为700 Jan 20, 2013 · In my new Gentoo installation, su doesn't work as my non-root user: After entering the correct password I get the message "su: Permission denied". I wanted to allow a user to switch to root, but didn't want to add the user to wheel group. Even more - I can't create lxc container with non-root users!!! Jul 7, 2021 · Linux 系统root无法通过su切换或远程到某个普通用户，报错 su: failed to execute /bin/bash: Resource temporarily unavailable 1、原因：提示资源不足，查看系统内存和磁盘空间使用情况，未发现明细异常，其他账号都可正常切换登录，可判定为超过用户进程最大数目的默认限制； Apr 3, 2015 · issues. sh: Permission denied 原因：这个脚本没有执行权限解决方法： chmod +x run_experiments. FreeBSD uses csh as the root shell by default, so this is an issue on a fresh Fr Jul 11, 2023 · [root@ngelinux orasystem]# su - oracle Last login: Fri Jun 23 01:48:02 PDT 2023 on pts/5 su: failed to execute /bin/ksh: Resource temporarily unavailable Unable to ssh to system, with below message: /bin/bash: Permission denied Login via physical console, after inputting username and password, the console does not response. But manually starting the service works fine and to my understanding systemd should execute the command as root anyway, right? Mar 25, 2011 · su: /bin/bash: Permission denied带来的疑惑，客户一个oracle突然当机了，由于业务启动，客户下意识的重启了服务器，系统是起来了，准备切换到oracle用户下启动数据库，可以怎么都无法su切换，真是火上浇油呀，描述如下：在root用户下，su到一个普通用户oracle，得到如下错误: [root@localhost~]#su- oraclesu:warning I came across an OS, Minibian, where the setuid bit was missing from /bin/su, causing this error, even if the password of the root account was enabled. Easy solutions to resolve SU authentication issues. Both posts that @rgerke provided note the `/etc/passwd` file where this is set. New password: Retype new password: $ su nde May 10, 2020 · 问题描述在root用户下su到普通用户出现权限问题 [root@hehe ~]# su - zh su: warning: cannot change directory to /home/zh: Permission denied su: failed to execute /bin/bash: Aug 17, 2020 · 本文详细记录了解决Ubuntu系统中因将root用户shell设置为未安装的csh而导致的错误“Cannot execute /bin/csh: No such file or directory”的全过程。通过安装csh、清理dpkg锁文件并调整root用户的shell，最终成功解决了该问题。 Sep 22, 2020 · 文章浏览阅读1. After a while, Jul 13, 2025 · Hi guys, I’m here to tell you what happened to me and if I can help anyone. Oct 21, 2022 · Hi Fedora community , I am facing a issue using su and sudo commands in the terminal receiving this output: bash: /usr/bin/sudo: Permission denied I assume Selinux is preventing an account to run /bin/su. d/syncthing: WARNING: failed to start syncthing". Inability to read | open | execute script or make context transition is returned as EACCES. 03版本用户 Sep 22, 2025 · Learn how to fix the 'Permission Denied' error in Linux by adjusting file permissions, changing ownership, or using root access effectively. Click here Mar 30, 2011 · I had a similar problem. If it is Linux Related and doesn't seem to fit in any other forum then this is the place. bashrc. You should get both errors in dmesg or logcat -b events or logcat -b kernel. On the root give below permissions command on the desired path where activate is located Feb 14, 2022 · (solved) Sudo permission denied after fresh install rocky 9. Jan 22, 2014 · You need to give execute and read permissions. Jan 25, 2012 · Get a virtual cloud desktop with the Linux distro that you want in less than five minutes with Shells! With over 10 pre-installed distros to choose from, the worry-free installation life is here! Whether you are a digital nomad or just looking for flexibility, Shells can put your Linux machine on the device that you want to use. SELinux is disabled and no new log entries are generated in /var/log/secure or /var/log/messages when root tries to run /bin/su, which has appropriate permissions, file size, and md5sum. What could be causing this? 当在终端中以非 root 用户使用 putty 或 ssh 时，出现以下错误，ssh 会话被终止。 $ ssh -vvv username@server-ip /bin/bash : Permission denied 以非 root 用户身份运行 su 会出现类型错误 # su - username Failed to execute /bin/bash : Permission denied Feb 28, 2023 · I seem to be unable to ssh or su as a local user on my CentOS 7 machine as of today. Click here I am trying to issue this command adb shell "su -c echo 'boot-recovery' > /cache/recovery/command" //OR// adb shell "echo 'boot-recovery' > /cache/recovery/command" outputs the same: /system/bin/sh: can't create /cache/recovery/command: Permission denied I granted root permission for adb and i can run other commands with root normally like touch for example I tried the command both ways when Apr 4, 2023 · How to Troubleshoot and Fix “Bin Bash Permission Denied” Errors When you encounter the “bin bash permission denied” error, the first step is to identify the source of the problem. /filename. Selinux is preventing an account to run /bin/su. issue happens only occasionally): Output of podman version: Oct 9, 2008 · Get a virtual cloud desktop with the Linux distro that you want in less than five minutes with Shells! With over 10 pre-installed distros to choose from, the worry-free installation life is here! Whether you are a digital nomad or just looking for flexibility, Shells can put your Linux machine on the device that you want to use. 6k次。本文介绍了在Linux系统中如何合理地设置不同目录的权限。强调了并非所有目录都应设置为755权限，并详细说明了特定目录如lost+found、root、tmp等的推荐权限设置。 Oct 6, 2013 · Open a terminal and cd into the /usr/bin folder of that installation you mounted from above. 6w次，点赞3次，收藏11次。本文介绍了解决Linux系统中因权限不足导致无法进行文件操作的问题。提供了两种方法：一是通过sudo命令更改root密码来获取超级用户权限；二是使用sudo chmod命令为特定目录设置777的全权访问权限。 Jun 12, 2020 · 创建新用户后无法切换 su: failed to execute /bin/bash: Permission denied 当使用 su username 从root切换用户时显示 su: failed to execute /bin/bash: Permission denied （也有人显示的是su: /bin/bash: Permission denied）此时使用 chmod 755 / 或 chmod 755 /bin 再次尝试切换即可（注：赋权一般使用root Specifically, the file or a parent directory is missing the execute (x) permission. The shebang is what tells the kernel the file needs to be executed using an interpreter. log either returns this: Linux インスタンスでユーザーを切り替える際に「su: failed to execute /bin/bash: Permission denied」エラーが発生した場合の対処法,:su コマンドを使用してユーザーを切り替えると、次のエラーが表示されます。 Jul 15, 2020 · 文章浏览阅读2w次，点赞4次，收藏7次。本文介绍在Linux系统中，使用useradd命令创建用户时，如何解决自定义用户主目录权限不足的问题，包括修改目录权限的方法和步骤。 Jun 29, 2022 · Linux系统root无法通过su切换或远程到某个普通用户，报错 su: failed to execute /bin/bash: Resource temporarily unavailable1、原因：提示资源不足，查看系统内存和磁盘空间使用情况，未发现明细异常，其他账号都可正常切换登录，可判定 Nov 26, 2020 · 文章浏览阅读8. At this point, su user and apt update no longer complained about setgroups/seteuid/setgid failing, nor – in the case of apt – about connection issues, but both still failed with various "Permission denied" errors (e. sh 然后在运行就可以解决了网上还有别的 sudo chmod -R 777 需要root 权限才可以。 Dec 16, 2021 · 问题现象使用su命令时输入密码后提示权限限制，确认密码是正确的 su root Password: su: permission denied Basically, it's looking for permission to execute activate on the created folder path. Follow this: chmod u+r+x filename. Common Causes of "Permission Denied" Errors Trying to execute a command that requires root or admin-level access without the 'sudo' command. /test. FreeBSD uses csh as the root shell by default, so this is an issue on a fresh Fr Jul 11, 2023 · [root@ngelinux orasystem]# su - oracle Last login: Fri Jun 23 01:48:02 PDT 2023 on pts/5 su: failed to execute /bin/ksh: Resource temporarily unavailable Dec 12, 2023 · 时间点 openEuler普通用户su root时Permission denied问题 O&M 运维 6 3742 2024 年12 月 31 日我的/usr目录设置了chmod 777 导致切换不了root用户怎么办 O&M 运维 qa-提问求助 21 831 2024 年5 月 22 日普通用户切换不了root Other 其他技术问题提问求助 8 158 2025 年2 月 25 日 20. In order to fully understand Linux file permissions you can study the documentation for the chmod command. comRed Hat customer portalRHEL projectNEWASSIGNEDPOSTkernelkernel-rtkpatchNEWASSIGNEDarticle #7032570rh-issues@redhat Jul 12, 2018 · といった具合である。オーナー Linuxで扱われるファイルは、自分で作成したテキストファイルから、システムが提供するライブラリや実行コマンドまで、全てに所有者（オーナー）が設定されています。ファイルのオーナーは、ファイルへのアクセス権限を自由に設定できる。グループ Aug 28, 2024 · Users who are first time exploring Linux encounter the problem of Permission being Denied. Hence, I used sudoers file. Mar 2, 2019 · Got permission denied when switching user from root to postgres. Nov 11, 2020 · CentOS7のサーバにSSHでログインをしようとすると下記の様なエラーが発生し、ログインが行えません。以前は正常にログインが行えていましたが、何かの設定を変えてしまったのか原因が分かりません。 Sep 1, 2021 · su 命令报错 su: Permission denied，不管是 su 普通用户还是 root，都会报这个错误，可以确定的是密码是正确的，因为 ssh 可以正常登录， root 用户 su 其他用户正常。 [user01@my-linux ~]$ su - Password: su: Permission denied 对比正常主机su命令的权限都是正常的有s权限。 Jan 15, 2020 · linux切换新增用户无法连接，报权限不足su: /bin/bash: Permission denied 解决办法如下： 1）执行 stat / 显示如下图所示 2）授予755权限: chmod 755 / 再次查询，显示如下：即可解决问题或者可执行：是因为根目录下的bin目录没有了权限。执行命令：chmod 755 /bin/ Feb 20, 2022 · Learn how to fix "SU authentication failure" and "Sudo Permission denied" in Ubuntu. ssh login display same tips su: failed to execute /usr/bin/lshell: Permission Jul 16, 2014 · This usually happens when the shebang (#!) line in your script is broken. Click here The permissions were applied as root, so the 4 is what applies to you a a normal user. chmod, an abbreviation of change mode, is the command that is used to change the permission settings of a file. 8k次，点赞5次，收藏11次。故障原因：原因：Linux系统会限制用户的最大进程数。应用程序占满进程数过后，执行任何命令都会报Resource temporarily unavailable。一、故障现象业务报障，某个普通用户不能ssh机器，请求协助排查。二、排查过程及解决办法经排查发现，failed to execute /bin/bash Jun 12, 2020 · 0 0 升级成为会员 « 上一篇：快速认识elasticsearch » 下一篇：创建新用户后无法切换 su: failed to execute /bin/bash: Permission denied Jun 23, 2007 · Get a virtual cloud desktop with the Linux distro that you want in less than five minutes with Shells! With over 10 pre-installed distros to choose from, the worry-free installation life is here! Whether you are a digital nomad or just looking for flexibility, Shells can put your Linux machine on the device that you want to use. sh: /bin/foo: bad interpreter: No such file or Mar 19, 2024 · Here is the resulting config. No issue switching from root to ubuntu. service: Failed with result 'exit-code'. But if we want to execute them, then we should give execute permission as shown above. efueaza agfuvxvlr ilefoj ccyo bdiv oxhru lnjx byzzlm baqmt wdyai