I am seeing this problem with several Ubuntu 16.04.3 LTS server installations.
considering log /var/log/btmp error: skipping "/var/log/btmp" because parent directory has insecure permissions (It's world writable or writable by group which is not "root") Set "su" directive in config file to tell logrotate which user/group should be used for rotation. # ll -d /var/log/ drwxrwxr-x 17 root syslog 4096 Aug 13 21:31 /var/log// -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1258202 Title: recent group permissions change on /var/log cause logrotate errors To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/logrotate/+bug/1258202/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
