As has already been said, this is also occurring in precise 3.2.0-86.124. Should 'precise' tag be added to this bug?
3.2.0-85.122 to 3.2.0-85.124 also gets error: df: `/sys/kernel/debug': Function not implemented which I think is being fixed in https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1465322 Similar gvfs error is also in trusty 3.13.0-53-generic #89-Ubuntu : df: ‘/run/user/104/gvfs’: Permission denied -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/867806 Title: df -h permission denied error To manage notifications about this bug go to: https://bugs.launchpad.net/lightdm/+bug/867806/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs