Alex Adriaanse <alex(at)innovacomputing(dot)com> writes:
> Unfortunately, we do not have any core dumps from those. Is there
> anything else I can provide to make tracing this easier? Could we use
> the addresses mentioned in the segfault messages for anything useful?
Hmm, you could try attaching to a running Postgres process with gdb
and doing "x/i 0xHEXADDRESS" --- that should at least come up with a
routine name, unless your kernel is into address randomization ...
regards, tom lane