Comment # 1 on bug 107729 from Ilia Mirkin

(In reply to Alexey from comment #0)
> [20747.330911] nouveau 0000:01:00.0: fifo: DMA_PUSHER - ch 7
> [minetest[12365]] get 000003a100 put 0000080cc8 ib_get 000001f6 ib_put
> 000001f9 state 800075e0 (err: INVALID_CMD) push 00406040

This is indicative of some sort of error processing commands, anything that
happens after that is just indicative of the screwup.

The 406040 error is a long-standing issue on Tesla-family GPUs. Still no idea
what goes wrong.