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Sun, 17 Aug 2025 15:07:18 -0700 (PDT) Message-ID: <873ab36d-65aa-481a-b056-8f475a56b5e7@gmail.com> Date: Sun, 17 Aug 2025 23:08:30 +0100 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: [syzbot ci] Re: io_uring: add request poisoning To: syzbot ci , io-uring@vger.kernel.org Cc: syzbot@lists.linux.dev, syzkaller-bugs@googlegroups.com References: <68a03392.050a0220.e29e5.0041.GAE@google.com> Content-Language: en-US From: Pavel Begunkov In-Reply-To: <68a03392.050a0220.e29e5.0041.GAE@google.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 8/16/25 08:30, syzbot ci wrote: > syzbot ci has tested the following series > > [v1] io_uring: add request poisoning > https://lore.kernel.org/all/b98edbb8ec4495b053dfb11cb3588f17f5253b6e.1755182071.git.asml.silence@gmail.com > * [PATCH 1/1] io_uring: add request poisoning > > and found the following issue: > general protection fault in __io_queue_proc It dug up a hack poll_add does to initialise ->async_data. Not a pre-existent bug, but definitely one of the things the patch is supposed to uncover. I'll update it. -- Pavel Begunkov