From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oi1-f199.google.com (mail-oi1-f199.google.com [209.85.167.199]) (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 4B88833DEFC for ; Thu, 4 Dec 2025 23:05:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.167.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764889536; cv=none; b=KwDDSfF994muV7v7o/ULl334zXpBYMIpQOYnp7vCPIvHKMH1LPryFPEj1CzjJPxApCK2B9x2e13m8Kke7/kQt6y2L/m50MM6T5fOThZhw9P/52tQrs5aJlPgJ6SLX8lEMrtH1zuX2lDhQw0rdF8EyM5gEks39ssXK7R7XSS4zb8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764889536; c=relaxed/simple; bh=B6N7GPpf+2rjSuopOiNNLs+k8r2tKO8ldPdnfJrQTqI=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=gnksQJ0QpuXNJ6imvfArI0H14Zsy1aqIAit5Lel1wPLq9ZDP8//1oQrmoCAn9l/1atpTfXS88AnuprcNTuCRXwce7VAhX1DKEm9MuS7pYXApOupXP1jHv9iXsxUcL4Wk1JeIMNrkC79XAeoR2KiSfJKXSiNSCrTYAH4CImsIdUQ= 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=209.85.167.199 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-oi1-f199.google.com with SMTP id 5614622812f47-44fe931409aso810685b6e.3 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=WokTQUB1dz6PreLnPOfpwvWt8h2UbpEO1yqLXxzJpiu6PhfSiqZBdz4hJYdfFAMn0C wMECapGWRd/Jb2c+52tp04niN7T9uHjIqMUz0jcXy/onW9zChRkmzmSKDnOFiP+sU3Nn eGQwDuwvtTVTp6KlDbIwysbR3kQ0IUXbEQkbih2Uz9hfd9fxA4hW4/TdQdl5NKPLI3Uh XVlbrcSKNVtsUJUnOjuFns1vxINL+Xk3WeGaD8kYrFAKNY4ZpcLQN+Y0z8t+zD4SbMvE 7OVhn3V9PmoQJRAhgsv1ET83fqTj4bqMD2i/7uq23cxefoa+N8CDSmW4ksZmOO/ENWus 8b7w== X-Forwarded-Encrypted: i=1; AJvYcCWthLNJAJ5ZU4gAv3R3eTDd2Elz/UlypGlVsjPKl4W2kKvgMs8K6gqpmLjLUcCz2BEkDKz2xHRgvw==@vger.kernel.org X-Gm-Message-State: AOJu0YwEUAOrzm+VIQRUHYrwEququLoQx+fwLX9o1e2SID76QFxW9d5F dOt+oN3TVZt4QztcUJTvO98mkGQR8CrBmOBa90VAEGA7MpCt0WWE/TEyKNjzgYsIqlkKzvrEr6+ OSEhEgJuLc9GEhBRJT8bE0EeVHLBO43bAa3ZJdWsKgYtSvIGLsYr55+9EiD0= X-Google-Smtp-Source: AGHT+IGdCMyeiv07AFC2EfRUA3AOJ5QLX27r9NTc6RDtnShFpSbqSwuAaRYVR9ooxhC3Z1Fbysw9w3KTy6Fk8G298s9j4TJdN7HR Precedence: bulk X-Mailing-List: io-uring@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.