Message-ID: <4a10c2acacf8ca3e34c5452c44fe21bbcc26e271.camel@redhat.com>
Subject: Re: [PATCH net 0/7] mptcp: fixes for 6.3
From:   Paolo Abeni <pabeni@redhat.com>
To:     Matthieu Baerts <matthieu.baerts@tessares.net>,
        mptcp@lists.linux.dev, "David S. Miller" <davem@davemloft.net>,
        Eric Dumazet <edumazet@google.com>,
        Jakub Kicinski <kuba@kernel.org>,
        Menglong Dong <imagedong@tencent.com>,
        Mengen Sun <mengensun@tencent.com>,
        Shuah Khan <shuah@kernel.org>, Florian Westphal <fw@strlen.de>,
        Jiang Biao <benbjiang@tencent.com>
Cc:     netdev@vger.kernel.org, linux-kernel@vger.kernel.org,
        linux-kselftest@vger.kernel.org, stable@vger.kernel.org,
        Christoph Paasch <cpaasch@apple.com>,
        Geliang Tang <geliang.tang@suse.com>
Date:   Tue, 28 Feb 2023 12:33:17 +0100
In-Reply-To: <a0a76c20-4fd9-476b-3e32-06f7cc2bbf1b@tessares.net>
References: <20230227-upstream-net-20230227-mptcp-fixes-v1-0-070e30ae4a8e@tessares.net>
         <a0a76c20-4fd9-476b-3e32-06f7cc2bbf1b@tessares.net>
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On Tue, 2023-02-28 at 12:28 +0100, Matthieu Baerts wrote:
> Hello,
>=20
> On 27/02/2023 18:29, Matthieu Baerts wrote:
> > Patch 1 fixes a possible deadlock in subflow_error_report() reported by
> > lockdep. The report was in fact a false positive but the modification
> > makes sense and silences lockdep to allow syzkaller to find real issues=
.
> > The regression has been introduced in v5.12.
> >=20
> > Patch 2 is a refactoring needed to be able to fix the two next issues.
> > It improves the situation and can be backported up to v6.0.
> >=20
> > Patches 3 and 4 fix UaF reported by KASAN. It fixes issues potentially
> > visible since v5.7 and v5.19 but only reproducible until recently
> > (v6.0). These two patches depend on patch 2/7.
> >=20
> > Patch 5 fixes the order of the printed values: expected vs seen values.
> > The regression has been introduced recently: present in Linus' tree but
> > not in a tagged version yet.
> >=20
> > Patch 6 adds missing ro_after_init flags. A previous patch added them
> > for other functions but these two have been missed. This previous patch
> > has been backported to stable versions (up to v5.12) so probably better
> > to do the same here.
> >=20
> > Patch 7 fixes tcp_set_state() being called twice in a row since v5.10.
>=20
> I'm sorry to ask for that but is it possible not to apply these patches?

Done, thanks!

Paolo