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Mon, 20 Apr 2026 10:57:17 -0700 (PDT) Message-ID: <15db596a-3f21-4e0e-98cc-b4d2817273e8@kernel.dk> Date: Mon, 20 Apr 2026 11:57:16 -0600 Precedence: bulk X-Mailing-List: io-uring@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [SECURITY] io_uring: multishot poll stall via EPOLL_URING_WAKE (apoll_events not synced) To: =?UTF-8?Q?Azizcan_Da=C5=9Ftan?= , io-uring@vger.kernel.org References: Content-Language: en-US From: Jens Axboe In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 4/20/26 11:50 AM, Azizcan Da?tan wrote: > Bug Description: I am reporting a logic bug in the Linux kernel's > io_uring poll subsystem that causes multishot POLL_ADD requests to > permanently stall. This is just a bug, it's not a security issue. And don't send binary attachments, nobody sane would open a binary attachment sent on a mailing list. If you want to get credit for finding a fixing a bug, just send a patch for it. That's what I told you to do, not send the same "report" style on the public list. A patch is something that can get reviewed and applied. -- Jens Axboe