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Mon, 04 May 2026 10:31:31 -0700 (PDT) Received: from [192.168.88.32] ([150.228.93.27]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-48a81ed69fasm405201745e9.3.2026.05.04.10.31.29 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 04 May 2026 10:31:30 -0700 (PDT) Content-Type: multipart/mixed; boundary="------------0No5wcanRS9ZVJZvIYlNBmuv" Message-ID: <024e0baa-a16a-4899-ad51-249868c1967b@redhat.com> Date: Mon, 4 May 2026 19:31:29 +0200 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] mptcp: fix KMSAN: uninit-value in mptcp_established_options From: Paolo Abeni To: mptcp@lists.linux.dev Cc: syzbot+ff020673c5e3d94d9478@syzkaller.appspotmail.com, Kuniyuki Iwashima , syzkaller-bugs@googlegroups.com, linux-kernel@vger.kernel.org, Matthieu Baerts References: <69f44505.050a0220.3cbe47.0008.GAE@google.com> <20260504095101.852039-2-matttbe@kernel.org> <67030b5e-0435-49fc-8adb-8dd8536ad853@kernel.org> <5841afcc-13ea-4bee-8645-634a02e76c4f@redhat.com> Content-Language: en-US In-Reply-To: <5841afcc-13ea-4bee-8645-634a02e76c4f@redhat.com> This is a multi-part message in MIME format. --------------0No5wcanRS9ZVJZvIYlNBmuv Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 5/4/26 6:22 PM, Paolo Abeni wrote: > On 5/4/26 11:59 AM, Matthieu Baerts wrote: >> >> Sorry for the noise: I forgot to add the syzbot instruction... (and I >> forgot to remove the MPTCP ML from the sendmail.to option). > > I did not take in account all the possible corner cases. > > Let's be a little more conservative. Darn... the last upgrade here broke the line (un)wrap extension. Let me attach the patch. 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