Re: aio tests failing on newer Linux kernels

From: Michael Paquier <michael(at)paquier(dot)xyz>
To: Aleksander Alekseev <aleksander(at)tigerdata(dot)com>
Cc: pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>, Andres Freund <andres(at)anarazel(dot)de>, Alexander Lakhin <exclusion(at)gmail(dot)com>
Subject: Re: aio tests failing on newer Linux kernels
Date: 2026-07-28 02:24:48
Message-ID: amgS8Ix_iLY9vdZ6@paquier.xyz
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On Mon, Jul 27, 2026 at 04:36:24PM +0300, Aleksander Alekseev wrote:
>> AI suggests the new behavior is caused by the "io_uring: use region api
>> for SQ/CQ" change landed in the kernel version 6.14.

No idea about the AI argument, but..

> Two cents: I'm on Ubuntu 24.04 with Linux 6.14.0-37-generic and
> liburing 2.5 and the tests pass fine for me.

You are not alone. Various buildfarm members are also turning red
with random failures across multiple tests because of this issue.
--
Michael

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