Are you sure this is the command line you had in mind? Grep doesn't seem to recognize the flags:
sudo dmidecode | grep -A8 Usage: grep [OPTION]... PATTERN [FILE]... Try 'grep --help' for more information. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1519900 Title: Lenovo Yoga 700 ideapad_laptop driver rfkill switch always on To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux-lts-utopic/+bug/1519900/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs