"Merlin Moncure" <mmoncure@xxxxxxxxx> writes: > Am I doing anything wrong here? Returning an already-pfree'd hunk of memory. I gather you are not testing your code in an enable-cassert build (tut tut), else you'd not think this worked for small allocations either. See http://developer.postgresql.org/pgdocs/postgres/spi-memory.html regards, tom lane ---------------------------(end of broadcast)--------------------------- TIP 6: explain analyze is your friend