Re: BUG #19521: After a minor PostgreSQL update from 14.22 to 14.23, the database goes into an infinite loop.

From: Álvaro Herrera <alvherre(at)kurilemu(dot)de>
To: Andrey Borodin <x4mmm(at)yandex-team(dot)ru>
Cc: sdaekb(at)yandex(dot)ru, pgsql-bugs(at)lists(dot)postgresql(dot)org
Subject: Re: BUG #19521: After a minor PostgreSQL update from 14.22 to 14.23, the database goes into an infinite loop.
Date: 2026-06-16 18:36:29
Message-ID: ajGU_T_k3yJA3gD5@alvherre.pgsql
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On 2026-Jun-15, Andrey Borodin wrote:

> > On 15 Jun 2026, at 18:39, PG Bug reporting form <noreply(at)postgresql(dot)org> wrote:
> >
> > After rolling back to version 14.22, everything works as intended.
>
> Hi! Thanks for the report. Can you please give a bit more logs? This excerpt is
> missing errors from the startup process. And message from this process could shed
> a light on a root cause.

I suspect e35e466f61b [1] might be related. That's a bug that was
fixed in 2bb60eb4fea [2], just after 14.23.

[1] https://postgr.es/c/e35e466f61b
[2] https://postgr.es/c/2bb60eb4fea

If not, some data from pg_waldump around the problem area might be useful.

--
Álvaro Herrera Breisgau, Deutschland — https://www.EnterpriseDB.com/
"If you have nothing to say, maybe you need just the right tool to help you
not say it." (New York Times, about Microsoft PowerPoint)

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