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From:   Daniel Black <daniel@mariadb.org>
Date:   Thu, 10 Feb 2022 11:10:46 +1100
Message-ID: <CABVffENhu8iRtXf5VZowrshpEuvt5OLaDYi+468vKHWeByAsZg@mail.gmail.com>
Subject: Re: uring regression - lost write request
To:     Stefan Metzmacher <metze@samba.org>
Cc:     Jens Axboe <axboe@kernel.dk>,
        Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
        Salvatore Bonaccorso <carnil@debian.org>,
        Pavel Begunkov <asml.silence@gmail.com>,
        linux-block@vger.kernel.org, io-uring@vger.kernel.org,
        stable@vger.kernel.org
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Stefan,

On Thu, Feb 10, 2022 at 10:01 AM Stefan Metzmacher <metze@samba.org> wrote:
> > Ok, I've created https://bugs.launchpad.net/bugs/1952222
>
> At least for 5.14 the patch is included in
>
> https://git.launchpad.net/~canonical-kernel/ubuntu/+source/linux-oem/+git/focal/log/?h=Ubuntu-oem-5.14-5.14.0-1023.25
>
> https://git.launchpad.net/~canonical-kernel/ubuntu/+source/linux-oem/+git/focal/commit/?h=Ubuntu-oem-5.14-5.14.0-1023.25&id=9e2b95e7c9dd103297e6a3ccd98a7bf11ef66921
>
> apt-get install -V -t focal-proposed linux-oem-20.04d linux-tools-oem-20.04d
> installs linux-image-5.14.0-1023-oem (5.14.0-1023.25)

Thanks!

> Do we have any reproducer I can use to reproduce the problem
> and demonstrate the bug if fixed?
>

The original container and test from
https://lore.kernel.org/linux-block/CABVffEOpuViC9OyOuZg28sRfGK4GRc8cV0CnkOU2cM0RJyRhPw@mail.gmail.com/
will be sufficient.