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([2620:10d:c090:600::1:a7a9]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-215a6fd3f1esm48257605ad.72.2024.12.04.09.39.00 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 04 Dec 2024 09:39:00 -0800 (PST) Message-ID: <3ede47bf-8612-47f7-9851-13c6622ecf44@kernel.dk> Date: Wed, 4 Dec 2024 10:38:59 -0700 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: [syzbot] [io-uring?] general protection fault in io_sqe_buffer_register To: Aleksandr Nogikh Cc: syzbot , io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com References: <67253504.050a0220.3c8d68.08e1.GAE@google.com> <67272d83.050a0220.35b515.0198.GAE@google.com> <1ce3a220-7f68-4a68-a76c-b37fdf9bfc70@kernel.dk> <9e8ccb61-e77a-4354-a848-81242625658c@kernel.dk> Content-Language: en-US From: Jens Axboe In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit On 12/4/24 10:34 AM, Aleksandr Nogikh wrote: > On Wed, Dec 4, 2024 at 6:14 PM Jens Axboe wrote: >> >> On 12/4/24 10:11 AM, Aleksandr Nogikh wrote: >>> Hi Jens, >>> >>> Just in case: >>> >>> Syzbot reported this commit as the result of the cause (bug origin) >>> bisection, not as the commit after which the problem was gone. So >>> (unless it actually is a fixing commit) reporting it back via #syz fix >>> is not correct. >> >> The commit got fixed, and hence there isn't a good way to convey this >> to syzbot as far as I can tell. Just marking the updated one as the >> fixer seems to be the best/closest option. >> >> Other option is to mark it as invalid, but that also doesn't seem right. >> >> I'm fine doing whatever to get issues like this closed, but it's not >> an uncommon thing to have a buggy commit that's not upstream yet be >> fixed up and hence not have the issue anymore. > > I see. You are right, thanks for the explanation! > > There's indeed no better way to convey this at the moment. I've filed > https://github.com/google/syzkaller/issues/5567 to discuss what can be > done. Thanks! Guess I wasn't totally blind, I did check to see if there was a better way to do this currently and didn't spot it. -- Jens Axboe