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Re: [Bug] Usage of stale dead_items pointer in parallel vacuum - Mailing list pgsql-bugs

From John Naylor
Subject Re: [Bug] Usage of stale dead_items pointer in parallel vacuum
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Msg-id CANWCAZa3SgK2OWAXePUfy4xQrVevZ8waLMEH8DGOsed71ayM+Q@mail.gmail.com
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In response to [Bug] Usage of stale dead_items pointer in parallel vacuum  (Kevin Oommen Anish <kevin.o@zohocorp.com>)
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On Wed, Oct 1, 2025 at 10:56 PM Kevin Oommen Anish <kevin.o@zohocorp.com> wrote:
> We have discovered a bug in the dead_items_reset function in PG v17 specifically near the
parallel_vacuum_reset_dead_itemsfunction() invocation. The bug is still prevalent in the latest version v18 as well.
Althoughit was introduced in v17, it was detected while running the vacuum.sql regression tests which were introduced
inPG v17.5. 

I've pushed your fix, thanks for the report!

--
John Naylor
Amazon Web Services

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