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From: Michael Paquier <michael@paquier.xyz>
To: Sean Massey <sean.f.massey@gmail.com>
Cc: Cameron Vogt <cvogt@automaticcontrols.net>
Cc: pgsql-bugs@lists.postgresql.org <pgsql-bugs@lists.postgresql.org>
Subject: Re: PostgreSQL 17 Segmentation Fault
Date: Thu, 3 Oct 2024 10:12:48 +0900
Message-ID: <Zv3vkGRGKaCyMyva@paquier.xyz> (raw)
In-Reply-To: <CAJfn5C0Kqn52wxVqRBaFSyTf4O6Avo6xoLoS76SWysRQWjx4Rw@mail.gmail.com>
References: <6aca4816-be12-4f54-9eba-8c9b55cdc801.094840f8-2c1e-4d5a-9984-8ac00be38080.9eae5fd3-5d56-4ffb-9d4c-3e272ee57cba@emailsignatures365.codetwo.com>
	<DM6PR16MB314588EDCBF487F0C1EF7BCEAB702@DM6PR16MB3145.namprd16.prod.outlook.com>
	<CAJfn5C0Kqn52wxVqRBaFSyTf4O6Avo6xoLoS76SWysRQWjx4Rw@mail.gmail.com>

On Thu, Oct 03, 2024 at 06:08:14AM +1000, Sean Massey wrote:
> Can you reproduce this with a small subset of schema and data on another
> installation of 17? Could you share the DDL to reproduce this failure case?
> 
> Can you capture the core dump?
> https://wiki.postgresql.org/wiki/Generating_a_stack_trace_of_a_PostgreSQL_backend

That may be some of the recent planner changes, but hard to say.  An
EXPLAIN output may also offer some hints on top of what Sean is
mentioning.
--
Michael

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