On Fri, Nov 18, 2022 at 11:35 AM Thomas Munro <thomas.mu...@gmail.com> wrote: > I wonder if it's a runtime variant of the other problem. We do > load_file("libpqwalreceiver", false) before unblocking signals but > maybe don't resolve the symbols until calling them, or something like > that...
Hmm, no, I take that back. A key ingredient was that a symbol was being resolved inside the signal handler, which is a postmaster-only thing.