This is what I see in a stack trace
Program received signal SIGSEGV, Segmentation fault.
0x000000000084dcf3 in pglz_decompress ()
-----Original Message-----
From: Tom Lane [mailto:tgl@sss.pgh.pa.us]
Sent: Tuesday, June 12, 2018 1:45 PM
To: Heinemann, Manfred (IMS) <HeinemannM@imsweb.com>
Cc: pgsql-admin@lists.postgresql.org
Subject: Re: Segmentation fault with parallelism PG 10.4
"Heinemann, Manfred (IMS)" <HeinemannM@imsweb.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
mightnarrow things down.
https://wiki.postgresql.org/wiki/Generating_a_stack_trace_of_a_PostgreSQL_backend
regards, tom lane
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