Comment # 12 on bug 1120957 from Josef Reidinger

(In reply to Lukas Ocilka from comment #11)
> We've been recently changing the behavior here:
> https://github.com/yast/yast-country/blame/master/keyboard/src/modules/
> Keyboard.rb#L1470
> 
> Josef, could it be related?

No, it looks properly escaped when I see this cmdline. Here really looks like
problem with opening /dev/tty.

Does this device exists on given system?