Recover Root Password on FC 11 and Missing GRUB Screen

[Mikkel]

On 01/05/2010 05:15 AM, Andy Blanchard wrote:
> Adding to what Marko wrote, since it sounds from the original post
> like the system may be configured to ask for a password in single user
> mode.  If that's the case you'll need to boot from the Fedora install
> disc and choose the rescue mode, or if not available use any Linux
> rescue/recovery disk and mount the root partition manually.
> 
> Once that's done, *carefully* edit the file "/etc/shadow" on the
> system's boot disk and delete the long string of gibberish between
> "root:" and the next ":", the next time you boot in single user mode
> it will drop you directly to the root prompt without a login and you
> can then use "password" to enter a new password.
> 
> If it comes to this and you have the HDD's "/etc" actually mounted on
> "/etc", then if at all possible use the command "vipw -s" to edit the
> file as this will set the necessary locks to prevent any file
> corruption etc.
> 
> 
A better why is to "chroot /mnt/sysimage" and use passwd to change
roots password. Then enter exit twice to safely reboot the system.

https://fedoraproject.org/wiki/Reset_Forgotten_Root_Password

Mikkel
-- 

  Do not meddle in the affairs of dragons,
for thou art crunchy and taste good with Ketchup!

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