Re: FW: query pg_stat_ssl hang 100%cpu - Mailing list pgsql-bugs

On Thu, Sep 7, 2023 at 10:39 PM James Pang (chaolpan)
<chaolpan@cisco.com> wrote:
> (gdb) p RecordCacheArray
> $1 = (TupleDesc *) 0x7f5fac365d90
> (gdb) p RecordIdentifierArray
> $2 = (uint64 *) 0x0

Hah, yeah that's it, and you've been extremely unlucky to hit it.
ensure_record_cache_typmod_slot_exists() should be more careful about
cleaning up on allocation failure, to avoid this state.