Re: BUG #15435: Infinite-recursive SQL procedure can crash a database server - Mailing list pgsql-bugs

PG Bug reporting form <noreply@postgresql.org> writes:
> CREATE PROCEDURE proc1() LANGUAGE sql AS 'CALL proc1();';
> CALL proc1(); -- crash

Works for me in 11.0, no doubt as a result of this last-minute fix:
https://git.postgresql.org/gitweb/?p=postgresql.git;a=commitdiff;h=db9034bf7653fa527e2531e1a713dbbd37066a6b

=# CALL proc1();
ERROR:  stack depth limit exceeded
HINT:  Increase the configuration parameter "max_stack_depth" (currently 2048kB), after ensuring the platform's stack depth limit is adequate.
CONTEXT:  SQL function "proc1" statement 1
        SQL function "proc1" statement 1
        SQL function "proc1" statement 1
        SQL function "proc1" statement 1
        SQL function "proc1" statement 1
        SQL function "proc1" statement 1
        ... lots more ...

                        regards, tom lane