Hi, I'm affected by this or a similar bug too. Interestingly the keyboard does work in BIOS and GRUB. To my suprise a USB Keyboard from my neighbor worked.
Thank you https://launchpad.net/~nicht-vergessen for investigating this bug! -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1621367 Title: 4.4.0-36: keyboard dead at boot & full disk encryption prompt for password To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1621367/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
