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From: Christoph Berg <[email protected]>
To: Noah Misch <[email protected]>
Cc: Pavan Deolasee <[email protected]>
Cc: pgsql-hackers <[email protected]>
Cc: Tom Lane <[email protected]>
Subject: Re: Potential ABI breakage in upcoming minor releases
Date: Thu, 14 Nov 2024 20:54:42 +0100
Message-ID: <[email protected]> (raw)
In-Reply-To: <[email protected]>
References: <CABOikdNmVBC1LL6pY26dyxAS2f+gLZvTsNt=2XbcyG7WxXVBBQ@mail.gmail.com>
	<[email protected]>
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Re: Noah Misch
> The non-asserts build passed.  The asserts build failed with "+WARNING:
> problem in alloc set ExecutorState: detected write past chunk" throughout the
> diffs, but there were no crashes.  (Note that AGE "make installcheck" creates
> a temporary installation, unlike PostgreSQL "make installcheck".)  What might
> differ in how you tested?

The builds for sid (Debian unstable) are cassert-enabled and there the
tests threw a lot of these errors.

It didn't actually crash, true.

15:25:47  SELECT * FROM cypher('cypher_index', $$ MATCH(n) DETACH DELETE n $$) AS (a agtype);
15:25:47 +WARNING:  problem in alloc set ExecutorState: detected write past chunk end in block 0x55993d8ad710, chunk 0x55993d8ae320
15:25:47 +WARNING:  problem in alloc set ExecutorState: detected write past chunk end in block 0x55993d8ad710, chunk 0x55993d8aeab0
15:25:47 +WARNING:  problem in alloc set ExecutorState: detected write past chunk end in block 0x55993d88b730, chunk 0x55993d88d348
15:25:47 +WARNING:  problem in alloc set ExecutorState: detected write past chunk end in block 0x55993d8ad710, chunk 0x55993d8ae320
15:25:47 +WARNING:  problem in alloc set ExecutorState: detected write past chunk end in block 0x55993d8ad710, chunk 0x55993d8aeab0
15:25:47 +WARNING:  problem in alloc set ExecutorState: detected write past chunk end in block 0x55993d88b730, chunk 0x55993d88d348
15:25:47   a
15:25:47  ---
15:25:47  (0 rows)

https://pgdgbuild.dus.dg-i.net/job/postgresql-16-age-autopkgtest/17/architecture=amd64,distribution=...

I did not test other distribution releases because the test run
stopped after this touchstone test.

Christoph






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