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Mon, 12 Feb 2024 06:07:17 -0800 (PST) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <0000000000004b1fa70610fa3230@google.com> In-Reply-To: From: Alexander Potapenko Date: Mon, 12 Feb 2024 15:06:41 +0100 Message-ID: Subject: Re: [syzbot] [io-uring?] KMSAN: uninit-value in io_rw_fail (2) To: Jens Axboe Cc: syzbot , asml.silence@gmail.com, io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" > This was fixed a while back, not sure why an old kernel is being tested. But > in any case, the result of this was just garbage in cqe->res for a request > that was prematurely errored. Nothing to worry about. In any case: Unfortunately KMSAN is broken at head, we're waiting for https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=558c04d9535d9d8911162db4d0d758f8f4cda37b to reach mainline.