Comment # 11 on bug 1190561 from Borislav Petkov

Possible.

This here:

https://lwn.net/Articles/804937/

talks about taking this patch into a bpf set in order to fix a race:

"The patch is necessary to do s/text_poke/text_poke_bp/ in patch 3 to fix the
race."

And this here looks like a race ...

HTH.