Firefox --headless: Rendercompositorsmgl failed mapping default framebuffer, как исправить?

Question

[maksimwork1980]

$ Xvfb &
$ export DISPLAY=:0
$ firefox --headless
You are running in headless mode.
[GFX1-]: Rendercompositorsmgl failed mapping default framebuffer, no dt

Больше ничего не выводит.