On Sat, Apr 10, 2021 at 10:04 PM Tom Lane <tgl@sss.pgh.pa.us> wrote:
> Just eyeing the evidence on hand, I'm wondering if something has decided
> it can start setting the page-all-visible bit without adequate lock,
> perhaps only in system catalogs. heap_update is clearly assuming that
> that flag won't change underneath it, and if it did, it's clear how this
> symptom would ensue.
Does this patch seem to fix the problem?
--
Peter Geoghegan