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Date:   Sat, 8 Jul 2023 19:34:43 +0900
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Subject: Re: [PATCH] net: tls: enable __GFP_ZERO upon tls_init()
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From:   Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
To:     Jakub Kicinski <kuba@kernel.org>
Cc:     Ard Biesheuvel <ardb@kernel.org>,
        Alexander Potapenko <glider@google.com>,
        Boris Pismenny <borisp@nvidia.com>,
        John Fastabend <john.fastabend@gmail.com>,
        herbert@gondor.apana.org.au, linux-crypto@vger.kernel.org,
        syzkaller-bugs@googlegroups.com,
        syzbot <syzbot+828dfc12440b4f6f305d@syzkaller.appspotmail.com>,
        Eric Biggers <ebiggers@kernel.org>,
        Aviad Yehezkel <aviadye@nvidia.com>,
        Daniel Borkmann <daniel@iogearbox.net>, netdev@vger.kernel.org,
        "David S. Miller" <davem@davemloft.net>,
        Eric Dumazet <edumazet@google.com>,
        Paolo Abeni <pabeni@redhat.com>
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 <35970e3b-8142-8e00-c12a-da8c6925c12c@I-love.SAKURA.ne.jp>
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On 2023/07/07 18:41, Tetsuo Handa wrote:
> On 2023/07/07 5:53, Jakub Kicinski wrote:
>> On Tue, 4 Jul 2023 22:32:00 +0900 Tetsuo Handa wrote:
>>> I found a simplified reproducer.
>>> This problem happens when splice() and sendmsg() run in parallel.
>>
>> Could you retry with the upstream (tip of Linus's tree) and see if it
>> still repros? I tried to get a KMSAN kernel to boot on QEMU but it
>> the kernel doesn't want to start, no idea what's going on :(

(Returned from https://lkml.kernel.org/r/20230707180901.34c17465@kernel.org .)

It seems that a series of changes that was merged in this merge window
made this problem no longer reproducible. ;-)

Which commit should we mark as a fix for this problem?