From: | Laurenz Albe <laurenz(dot)albe(at)cybertec(dot)at> |
---|---|
To: | Mike Yeap <wkk1020(at)gmail(dot)com>, pgsql-general(at)postgresql(dot)org |
Subject: | Re: LDAP authenticated session terminated by signal 11: Segmentation fault, PostgresSQL server terminates other active server processes |
Date: | 2019-02-20 11:58:43 |
Message-ID: | 82aa3583d44584fa3d3a3761e8df1fa48d68d8e2.camel@cybertec.at |
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Mike Yeap wrote:
> I have encountered a problem related to LDAP authenticated session with Postgres foreign data wrapper (postgres_fdw).
>
> The server crashed with following errors and other active server processes are terminated as well:
> 2019-02-20 14:53:30.496 SGT [PID=1353 application="" user_name= database= host(port)=] LOG: server process (PID 26306) was terminated by signal 11: Segmentation fault
>
> 2019-02-20 14:53:30.496 SGT [PID=1353 application="" user_name= database= host(port)=] LOG: terminating any other active server processes
>
> I can reproduce it in a test server with many other sessions connected:
>
> 1. login using non-LDAP-authenticated user, query local & foreign tables - OK
> 2. login using LDAP-authenticated user, query local table - OK
> 3. login using LDAP-authenticated user, query foreign table - ERROR, server crashes with signal 11: Segmentation fault error when I quit the psql session
Are the "postgres" executable and libpq linked with the same version of OpenLDAP?
Any other extensions installed?
Yours,
Laurenz Albe
--
Cybertec | https://www.cybertec-postgresql.com
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