Microsoft says a fix is underway.
However, not everyone who installed the update saw their PC boot into the BitLocker recovery screen.
As Microsoft acknowledges,enabling Windows encryptionin parameters > Privacy & Security > gadget is hte main culprit here.
Entering your BitLocker recovery key should resume booting.
The upcoming 24H2 update will change the Windows 11 encryption policies significantly.
Linux and macOS don’t enable apps to mess with the kernel, so those systems were unaffected.