Looks like undeadly.org is getting too much HN love--happens often--the actual commit message is at <a href="https://marc.info/?l=openbsd-tech&m=167702364728145&w=2" rel="nofollow">https://marc.info/?l=openbsd-tech&m=167702364728145&w=2</a>.
<a href="https://isopenbsdsecu.re/mitigations/pinsyscall/" rel="nofollow">https://isopenbsdsecu.re/mitigations/pinsyscall/</a> for a contrasting opinion