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([2605:e000:100e:8c61:bc69:2e63:573c:4afd]) by smtp.gmail.com with ESMTPSA id w2sm21460471pgm.18.2019.11.28.07.18.29 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 28 Nov 2019 07:18:31 -0800 (PST) Subject: Re: INFO: trying to register non-static key in io_cqring_overflow_flush To: syzbot , io-uring@vger.kernel.org, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, viro@zeniv.linux.org.uk References: <0000000000009f46d4059863fdea@google.com> From: Jens Axboe Message-ID: <71b86056-944f-c5e1-b4cf-35833a82761c@kernel.dk> Date: Thu, 28 Nov 2019 07:18:28 -0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.2.1 MIME-Version: 1.0 In-Reply-To: <0000000000009f46d4059863fdea@google.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: io-uring-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: io-uring@vger.kernel.org On 11/28/19 12:35 AM, syzbot wrote: > Hello, > > syzbot found the following crash on: > > HEAD commit: d7688697 Merge tag 'for-linus' of git://git.kernel.org/pub.. > git tree: upstream > console output: https://syzkaller.appspot.com/x/log.txt?x=145e5fcee00000 > kernel config: https://syzkaller.appspot.com/x/.config?x=12f2051e3d8cdb3f > dashboard link: https://syzkaller.appspot.com/bug?extid=be9e13497969768c0e6e > compiler: clang version 9.0.0 (/home/glider/llvm/clang > 80fee25776c2fb61e74c1ecb1a523375c2500b69) > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=146c517ae00000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=16550b12e00000 > > IMPORTANT: if you fix the bug, please add the following tag to the commit: > Reported-by: syzbot+be9e13497969768c0e6e@syzkaller.appspotmail.com This is the same as: syzbot+0d818c0d39399188f393@syzkaller.appspotmail.com which is fixed by eb065d301e8c83643367bdb0898becc364046bda in my for-5.5/io_uring-post branch, which will go upstream soon. Letting you know so we don't have duplicate entries for this one. -- Jens Axboe