Re: server crash in nodeAppend.c

On Tue, Feb 27, 2018 at 5:24 AM, Rajkumar Raghuwanshi
<rajkumar(dot)raghuwanshi(at)enterprisedb(dot)com> wrote:
> SET parallel_setup_cost=0;
> SET parallel_tuple_cost=0;
> create or replace function foobar() returns setof text as
> $$ select 'foo'::varchar union all select 'bar'::varchar ; $$
> language sql stable;
>
> postgres=# select foobar();
> server closed the connection unexpectedly
> This probably means the server terminated abnormally
> before or while processing the request.
> The connection to the server was lost. Attempting reset: Failed.
>
> --logfile
> 2018-02-26 22:15:52.908 IST [61738] LOG: database system is ready to accept
> connections
> TRAP: FailedAssertion("!(whichplan >= 0 && whichplan <= node->as_nplans)",
> File: "nodeAppend.c", Line: 365)
> 2018-02-26 22:17:50.441 IST [61738] LOG: server process (PID 61748) was
> terminated by signal 6: Aborted
> 2018-02-26 22:17:50.441 IST [61738] DETAIL: Failed process was running:
> select foobar();

Nice test case. I pushed commit
ce1663cdcdbd9bf15c81570277f70571b3727dd3, including your test case, to
fix this.

--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
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