It seems very similar to https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1882478/ which have been fixed on Bionic.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1976511 Title: kernel taint ( warning ) caused by smpboot.c: on 5.4.0 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1976511/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs