btrfs-progs needs to be updated along with the kernelspace code for the tech-preview refresh.
There isn't quite a new version upstream, but we can package up what's in git for now.
I have a current snapshot of upstream (with a fix for anaconda) ready to go:
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.