Andrey Konovalov@andreyknvlApparently Ubuntu's backport of the kernel lockdown patch set from 2 years ago had been completely broken until just recently: https://git.launchpad.net/~ubuntu-kernel/ubuntu/+source/linux/+git/bionic/commit/?id=1c59aeeaa09d42c7718bfdd2e1f7612987dae561…3:20 PM · Jan 6, 2020·Twitter Web App2 Retweets1 Quote Tweet5 Likes