[Bug 1060162] [NEW] sudo can't access /etc/sudoers

[m0sia]

Public bug reported:

I copied the whole system to the new SDD, but sudo doesn't work.

# lsb_release -a
LSB Version:	core-2.0-amd64:core-2.0-noarch:core-3.0-amd64:core-3.0-noarch:core-3.1-amd64:core-3.1-noarch:core-3.2-amd64:core-3.2-noarch:core-4.0-amd64:core-4.0-noarch
Distributor ID:	Ubuntu
Description:	Ubuntu 12.04.1 LTS
Release:	12.04
Codename:	precise

# ls -la /etc/sudoers
-r--r----- 1 root root 723 Jan 31  2012 /etc/sudoers

# ls -la /usr/bin/sudo
-rwsr-xr-x 2 root root 71288 Jun  1 09:53 /usr/bin/sudo

# sudo
sudo: unable to open /etc/sudoers: Permission denied
sudo: no valid sudoers sources found, quitting
sudo: unable to initialize policy plugin

Please find strace log in attachment.

** Affects: sudo (Ubuntu)
     Importance: Undecided
         Status: New

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https://bugs.launchpad.net/bugs/1060162

Title:
  sudo can't access /etc/sudoers

Status in “sudo” package in Ubuntu:
  New

Bug description:
  I copied the whole system to the new SDD, but sudo doesn't work.

  # lsb_release -a
  LSB Version:	core-2.0-amd64:core-2.0-noarch:core-3.0-amd64:core-3.0-noarch:core-3.1-amd64:core-3.1-noarch:core-3.2-amd64:core-3.2-noarch:core-4.0-amd64:core-4.0-noarch
  Distributor ID:	Ubuntu
  Description:	Ubuntu 12.04.1 LTS
  Release:	12.04
  Codename:	precise

  # ls -la /etc/sudoers
  -r--r----- 1 root root 723 Jan 31  2012 /etc/sudoers

  # ls -la /usr/bin/sudo
  -rwsr-xr-x 2 root root 71288 Jun  1 09:53 /usr/bin/sudo

  # sudo
  sudo: unable to open /etc/sudoers: Permission denied
  sudo: no valid sudoers sources found, quitting
  sudo: unable to initialize policy plugin

  Please find strace log in attachment.

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