linux-kernel - Re: Issue with iwd + Linux 5.8.3 + WPA Enterprise

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Message-ID: <CAMj1kXH-qZZhw5D5sBEVFP9=Z04pU+xCnQ78sDDw6WuSM-pRGQ@mail.gmail.com>
Date:   Thu, 27 Aug 2020 08:40:01 +0200
From:   Ard Biesheuvel <ardb@...nel.org>
To:     Herbert Xu <herbert@...dor.apana.org.au>
Cc:     Denis Kenzior <denkenz@...il.com>,
        Andrew Zaborowski <andrew.zaborowski@...el.com>,
        Paul Menzel <pmenzel@...gen.mpg.de>,
        Caleb Jorden <caljorden@...mail.com>,
        Sasha Levin <sashal@...nel.org>, iwd@...ts.01.org,
        "# 3.4.x" <stable@...r.kernel.org>,
        Greg KH <gregkh@...uxfoundation.org>,
        LKML <linux-kernel@...r.kernel.org>,
        "David S. Miller" <davem@...emloft.net>,
        Linux Crypto Mailing List <linux-crypto@...r.kernel.org>
Subject: Re: Issue with iwd + Linux 5.8.3 + WPA Enterprise

On Thu, 27 Aug 2020 at 00:19, Herbert Xu <herbert@...dor.apana.org.au> wrote:
>
> On Wed, Aug 26, 2020 at 05:42:27PM +0200, Ard Biesheuvel wrote:
> >
> > I still get a failure in aes_siv_encrypt(), which does not occur with
> > the kernel side fix applied.
>
> Where is this test from? I can't find it in the ell git tree.
>

It is part of iwd - just build that and run 'make check'

With your patch applied, the occurrence of sendmsg() in
operate_cipher() triggers the warn_once(), but if I add MSG_MORE
there, the test hangs.