It's probably bad that I remember enough about loginctl to deal with broken session locking off the top of my head, isn't it

I'm sure this means something in dbus land has Gone Wrong but I cannot be assed to fix / debug it correctly.

Living with HD Graphics 530 probably doesn't help.

[drm] *ERROR* CPU pipe A FIFO underrun

How nice and unhelpful!

@arrjay I get FIFO underruns reported on my intel gfx regularly with no real noticeable problems, it might just be noise 🤷‍♂️