From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f72.google.com (mail-oo1-f72.google.com [209.85.161.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 948C12DCBFA for ; Thu, 4 Dec 2025 23:05:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764889538; cv=none; b=OSOakbcz/JY1AeRWKo3mMybok+aRAzjYiqwsu0u7UEppCEwMMsTZkg6CpFeFOV+53x8LNkX8Wrblq0ym3aI8+6gRixQfQtRY1+VcsP/8hSjRprdN+uSnAGL/Jbo8wbMb/mqtwSi4HCRUaxMZSsss2JlqkVQgVGcPVVmEHg9kRiM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764889538; c=relaxed/simple; bh=B6N7GPpf+2rjSuopOiNNLs+k8r2tKO8ldPdnfJrQTqI=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=goIaTCLyIP/j5BGcM6oThAQZuqZSIKchz1e3Mm2jNTCQ9l3XhsjTYQ2dI/6WavbvrrMSI5H5I4D4qV+r2jSKZh7vQJn824E6B/+wKooPX9lJpnZzluF6iunZqgKSGpQL1eOJUWu/uKYHfPQAV2Ob+3c9TC2WZl8+yg1Zq3PgQwk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com; arc=none smtp.client-ip=209.85.161.72 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=syzkaller.appspotmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=M3KW2WVRGUFZ5GODRSRYTGD7.apphosting.bounces.google.com Received: by mail-oo1-f72.google.com with SMTP id 006d021491bc7-6574408621fso978896eaf.2 for ; Thu, 04 Dec 2025 15:05:34 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764889532; x=1765494332; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=lLCQS7oLJmtgXpDYJT4/IPRj6VEJ6sFTUp9ljkYJ4Mo=; b=qizBILOfjCemb+j7vk/XjpFdZhAPsDDZp/SZPvIW4PufgNhAOkLJ1lmRZ1syyk2DHn JemYzo8FLraTvzZnIjkIPCx1gaReEkvkPrULIrVUUfP8i/yPdGs9It+ZBsFkb74Fc8Q/ Npb2/I2IM3omyYscMstk3Uesfc577enyXoxX7X/PaSJEOpa9WbLyoUw5SZt88IoJ2XhY 8r5Bk4TpkIj1sXF+j9EduhQQQxPf/qlAkfNrsBCIrX4Z776MM7PLYCes5trnwCStIWVt pKkAEpXWESxObNBeqclLOLiHiq2kepP+zdCQQ+SbuA9bdXh8wmzHo1QzjaJcmEd23TkS OjiA== X-Forwarded-Encrypted: i=1; AJvYcCVc7JZlS0r2e9Zq9ohw3JJWALnngnOnqaQMYNKsC/9nTyYl3lRly66sBq67v5QN2yzpKoGhLhGT5vzy+vI=@vger.kernel.org X-Gm-Message-State: AOJu0YyFZ7VWii+Ett4rPnxPerL31Ssj/6a0T/zx0rfH3tDwFnmAFkez YiorHQHZuFwEbGBd/eqE9CIJNcfWHb/Bin2sf3lkJRBmub53MTFHuLF8oMJm5AQxLsM+h3fB6EB H0nrn5/Mz8p3wPuObDw/zRsEBvBboPLO1kjMHFVgyOZ2W/JoXoAc2iqq1TVA= X-Google-Smtp-Source: AGHT+IGdCMyeiv07AFC2EfRUA3AOJ5QLX27r9NTc6RDtnShFpSbqSwuAaRYVR9ooxhC3Z1Fbysw9w3KTy6Fk8G298s9j4TJdN7HR Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:6d8f:b0:453:f62:ddfe with SMTP id 5614622812f47-4536e52e5b0mr3987675b6e.43.1764889532354; Thu, 04 Dec 2025 15:05:32 -0800 (PST) Date: Thu, 04 Dec 2025 15:05:32 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <693213bc.a70a0220.2ea503.00ea.GAE@google.com> Subject: [syzbot] Monthly io-uring report (Dec 2025) From: syzbot To: axboe@kernel.dk, io-uring@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello io-uring maintainers/developers, This is a 31-day syzbot report for the io-uring subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/io-uring During the period, 1 new issues were detected and 1 were fixed. In total, 3 issues are still open and 128 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 4212 No WARNING in io_ring_exit_work (2) https://syzkaller.appspot.com/bug?extid=557a278955ff3a4d3938 <2> 46 Yes INFO: task hung in io_wq_put_and_exit (6) https://syzkaller.appspot.com/bug?extid=4eb282331cab6d5b6588 <3> 1 No KASAN: slab-use-after-free Read in io_poll_remove_entries (2) https://syzkaller.appspot.com/bug?extid=721cddf316143353975e --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. To disable reminders for individual bugs, reply with the following command: #syz set no-reminders To change bug's subsystems, reply with: #syz set subsystems: new-subsystem You may send multiple commands in a single email message.