Re: v16dev: TRAP: failed Assert("size > SizeOfXLogRecord"), File: "xlog.c", Line: 1055, PID: 13564

I wrote:
> Hmm.  I wonder if log_newpages() is confused here:
>     XLogEnsureRecordSpace(XLR_MAX_BLOCK_ID - 1, 0);

Oh, no, it's simpler than that: log_newpage_range is trying to
log zero page images, and ReserveXLogInsertLocation doesn't
like that because every WAL record should contain some data.
Will fix, thanks for report.

            regards, tom lane