"data leaks possible via Spectre v2 BHB attacks" and some other things in red in journalctl -b

[Yochanan]

@9acca9

ACPI BIOS Error (bug)

Have you checked to see if there’s a BIOS update that may address some of these issues?

Please post your system info as outlined here:

[HowTo] Find system information

Difficulty: ★☆☆☆☆ Rather than providing the commercial reference of a computer or piece of hardware, it is usually better to directly ask the system to describe itself. On top of saving time to everyone, this also often provides more details, including something specific to the running system. Below is a (not exhaustive) list of commands for retrieving system information. If you don’t know how to use those commands, or how to provide them to support, see: [HowTo] Use the terminal / TTY …