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Usermod Cannot Open /etc/passwd


Regards, Hassan 09-06-2006 #2 tommo View Profile View Forum Posts Private Message View Articles Just Joined! but no idea what. –laurent Nov 17 '11 at 14:10 I am unable to execute the sudo command from the command line since my userid is no longer a Register. 09-06-2006 #1 mhiqbal80 View Profile View Forum Posts Private Message View Articles Just Joined! Search for commonio_open: $ grep -R commonio_open * (...) lib/commonio.c:int commonio_open (struct commonio_db *db, int mode) Open lib/commonio.c and scroll to function commonio_open: int commonio_open (struct commonio_db *db, int mode) { http://rinfix.com/cannot-open/ubuntu-useradd-cannot-open-etc-passwd.html

Summarizing, useradd.c uses pw_open, which in turn uses commonio_open, which opens /etc/passwd using syscall open with option O_NOFOLLOW, that rejects symbolic links. Is there a different or better command I should use to add my user account back to the "admin" group? –BubbaJ Nov 16 '11 at 21:41 @BubbaJ, if you Having a problem logging in? Does Intel sell CPUs in ribbons?

Useradd Cannot Lock /etc/passwd Try Again Later In Linux

Not the answer you're looking for? On my 8.04 system, the file is mode 640 (-rw-r-----) owned by root:shadow. share|improve this answer answered Nov 16 '11 at 21:23 psusi 26.9k13675 In my original post above, I mentioned that I already tried this using command "usermod -a -G admin

Also /etc/group.lock has to be removed mahmoodn View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by mahmoodn 03-26-2011, 10:01 AM #4 repo I saw some posts that recommend looking for and deleting files that end in ".lock" in the etc directory. So here's what I did to resolve the issue: Shutdown the computer Boot into Recovery Mode --After BIOS load, hold down Shift key to access the grub menu --Once in grub Existing Lock File Etc Passwd Lock Without A Pid Thank you.

Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody can answer The best answers are voted up and rise to the Useradd: Failure While Writing Changes To /etc/passwd Thanks again to all who responded to my issue. Format For Printing -XML -Clone This Bug -Top of page First Last Prev Next This bug is not in your last search results. In my attempt to try to add myself to the user groups for the other users, I somehow deleted myself from the admin groups.

US Election results 2016: What went wrong with prediction models? Groupadd Cannot Open /etc/group Ever. TSA broke a lock for which they have a master key. vBulletin 2000 - 2016, Jelsoft Enterprises Ltd.

Useradd: Failure While Writing Changes To /etc/passwd

I logged into the server and sudo su-. Teenage daughter refusing to go to school Find the rate of change at a point on a polynomial What episode of Star Trek is this creature on? Useradd Cannot Lock /etc/passwd Try Again Later In Linux I have manually edited /etc/shadow before. "Security lies within the user of who runs the system. Cannot Lock /etc/shadow Ubuntu Thanks again for your help. –BubbaJ Nov 17 '11 at 15:34 add a comment| up vote 0 down vote You should really delete that lock file using the recovery console, although

The post talks about the Recovery Mode being in read-only mode by default. http://rinfix.com/cannot-open/usr-bin-tail-cannot-open.html Any sysadmin expects those files to be there, not symlinked to /home or wherever. Regards, Hassan Hello....Den i will want u to try dis.... For more advanced trainees it can be a desktop reference, and a collection of the base knowledge needed to proceed with system and network administration. Useradd Cannot Open Etc Passwd Ubuntu

  1. Forcing everyone to speak the same language Basic Geometric intuition, context is undergraduate mathematics Is it possible to hand start modern planes?
  2. But strace will tell you what the error code was when it tried to lock the file, so it should remove the guesswork.
  3. share|improve this answer answered Mar 25 '13 at 9:22 Dennis Kaarsemaker 13.9k2559 i'll take a look at ldap and nis –Mickael Ciocca Mar 25 '13 at 9:24 1

Bug771449 - useradd: cannot open /etc/passwd Summary: useradd: cannot open /etc/passwd Status: CLOSED NOTABUG Aliases: None Product: Fedora Classification: Fedora Component: selinux-policy (Show other bugs) Sub Component: --- Version: rawhide Hardware: Or nis if you must. Please give the exact command you're trying to execute. –Brian White Jun 15 '11 at 11:04 2 In my case root filesystem was full :-p –user116963 Feb 5 '12 at check over here My cat sat on my laptop, now the right side of my keyboard types the wrong characters more hot questions about us tour help blog chat data legal privacy policy work

How would strace help me? Groupadd: Cannot Lock /etc/group; Try Again Later. Notices Welcome to LinuxQuestions.org, a friendly and active Linux Community. What is the meaning of ''cry oneself"?

As to why a link cannot be made, link(2) indicates that the filesystem does not support the creation of hard links, which means you either have a strange filesystem, or a

If you'd like to contribute content, let us know. blah.26812:open("/etc/.pwd.lock", O_WRONLY|O_CREAT|O_CLOEXEC, 0600) = 7 blah.26812:link("/etc/passwd.26812", "/etc/passwd.lock") = 0 blah.26812:link("/etc/shadow.26812", "/etc/shadow.lock") = 0 blah.26812:link("/etc/group.26812", "/etc/group.lock") = 0 blah.26812:link("/etc/gshadow.26812", "/etc/gshadow.lock") = 0 blah.26812:unlink("/etc/shadow.lock") = 0 blah.26812:unlink("/etc/passwd.lock") = 0 blah.26812:unlink("/etc/group.lock") = 0 blah.26812:unlink("/etc/gshadow.lock") The other users were setup as "Standard" users. Groupadd: Failure While Writing Changes To /etc/group What are you trying to do?

share|improve this answer answered Jan 28 '12 at 22:12 Robin Green 711621 I've been reading many threads with my problem and that was actually the solution. Kind regards repo View Public Profile View LQ Blog View Review Entries View HCL Entries Visit repo's homepage! addr=? http://rinfix.com/cannot-open/ubuntu-cannot-open-tun-tap-dev.html I tried preceding the usermod command with "sudo", but it didn't make a difference, same error.

sudo root users administration share|improve this question asked Nov 16 '11 at 18:38 BubbaJ 3162411 marked as duplicate by Oli♦ May 29 '12 at 11:03 This question has been asked before To answer the question we need to take a look at the source code of useradd (I did this on Ubuntu 12.04, on Debian it may differ slightly): Find out which Find More Posts by repo 10-24-2011, 10:09 AM #5 mascom LQ Newbie Registered: Oct 2011 Posts: 1 Rep: Hi I have analogical problem. I think I figured out the reason why I was getting the error message when executing the adduser or usermod commands.

It suggested remounting as read-write to allow changes to be made to files in the /etc folder. I selected the generic security profile which came with selinux on. more stack exchange communities company blog Stack Exchange Inbox Reputation and Badges sign up log in tour help Tour Start here for a quick overview of the site Help Center Detailed Does anybody know how to solve it?

ssh in as root 3. Adding new group `testuser' (1000) ... strace -o /root/blah -ff useradd gmiller cat /root/blah.30644 execve("/usr/sbin/useradd", ["useradd", "gmiller"], [/* 21 vars */]) = 0 brk(0) = 0x7f0388d2b000 mmap(NULL, 4096, PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, -1, 0) = 0x7f03878df000 access("/etc/ld.so.preload", R_OK) = have a good day...!

Originally Posted by zaedi_ahmed ls -l /etc/shadow shows : -rw-r--r-- for shadow Those are not the correct permissions for /etc/shadow-- the file should NOT be world-readable! Thanks for any feedback mahmoodn View Public Profile View LQ Blog View Review Entries View HCL Entries Find More Posts by mahmoodn 03-26-2011, 09:35 AM #2 repo LQ 5k install rawhide 2. Kind regards repo View Public Profile View LQ Blog View Review Entries View HCL Entries Visit repo's homepage!

hmmmm, nope. I tried running the adduser command from the root session and received the same error message I listed above.