Re: Segmentation fault with parallelism PG 10.4

From: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
To: "Heinemann, Manfred (IMS)" <HeinemannM(at)imsweb(dot)com>
Cc: "pgsql-admin(at)lists(dot)postgresql(dot)org" <pgsql-admin(at)lists(dot)postgresql(dot)org>
Subject: Re: Segmentation fault with parallelism PG 10.4
Date: 2018-06-12 17:45:15
Message-ID: 1476.1528825515@sss.pgh.pa.us
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"Heinemann, Manfred (IMS)" <HeinemannM(at)imsweb(dot)com> writes:
> We allow some user querying against the database and a user wrote sql that would repeatedly cause a segmentation fault. We can't share the data but I will show what I can.

The info you've provided is not of much help, but if you could show
a stack trace from the point of the segfault, that might narrow
things down.

https://wiki.postgresql.org/wiki/Generating_a_stack_trace_of_a_PostgreSQL_backend

regards, tom lane

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