From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) (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 CD8A923F421 for ; Mon, 6 Oct 2025 17:29:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759771770; cv=none; b=K9PEuKxiPyudmFl+oRXRNzhyc33YWfousbl/sHRlirsBigmgIL7VpvbDP88WHrZqF1uHkyyNpS2BdulEmguMjdjRSH0ocOHXSakcxaVFOo9bJ7hMrFp7cqcAHG/0N0N+RUTRhIHwgVldbCsf4wjfRcfA/GAimh8cJrhi1yyFqs0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759771770; c=relaxed/simple; bh=UfYkNlIqJ0UOcXUYMjPVrcZj2rIGaSllfBYPjdPn8fU=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=LrMkaoV2tvYqkCmG74lWl5uIDpOjkeOi46WM/39/KhSMWDW9CuMu5qcU7knSFl9lwUOHCAgkO0qm+3TOxEDm/2WqWyVNgxOkdgT/JUvnlhSmw2luCGydrlt2NenCxzV4zpij8KAeotyNFd7O638qHdl98wdznuOvZvFs4IZ7WAs= 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=209.85.166.198 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-il1-f198.google.com with SMTP id e9e14a558f8ab-42d7e4abc61so65604465ab.3 for ; Mon, 06 Oct 2025 10:29:28 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1759771768; x=1760376568; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=qYSGI+wm950aF63lFDgqtSx38FxRnb1uTcZG6/4yc3Y=; b=I4Sy6aRObQb5uIOK9jtxPdWEGjQDjy3wR8UzzFld3scOZrE+7lCSIhHs46DwesW6Hj PUVsDrKzMprsEozXlgT1AxOOU6VoNPWPuCm1EnMQHPMPCUOdWXn780+/beQDGytviolo JtI5NtwNlcTXfqnbHbGfGw5ObU3syBD4Zkbm5Qa6KaKlxYBhJWuhqpsfQht1SvjkCN4t c0elB+q4wkN5o62lmZ4l5lVAvDjv6zQWSObdopVdoa8hXl7zYfTd69Jye3JIxJFFgE69 p091N08uzQZCKVzo0ZnsFqMBoJLm8G4YMPPwXUbrMq+5oqQhK0aB7f8TWGxoDARYjLDI sy2Q== X-Forwarded-Encrypted: i=1; AJvYcCXmO0/UiGxw74ifVco2iRUO15Jv/O/BUsM3lCTjoUgbdkZ6EMhcLFrEPO37buKehvgv2yFkSNXb9JvD9jg=@vger.kernel.org X-Gm-Message-State: AOJu0YzlVXdpN24ydi4VN3+AOPnZDZ651dGikweIg9iJouuSUtqhi9T3 C7yYzxKKCYMoA58Qp4jA2jQ9lqrvngICMhJSBVwMjQxsnj9s6IcUqvp+reIOSRSeE/Rw9TMszFj nP+p5l8svRuTm8Av2eQxiKeTc0IaR5CpEaQfdsG69jpkg7AX+fxSs2TwyIW8= X-Google-Smtp-Source: AGHT+IFU19mSImJx6lton1MLSZgMp/idojUMivv0dv20oP6EqORkEcAASG3o4o0SdtLiJarrNuwleMsqT6tgK4XpkuHhHS6TQiiM Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1889:b0:42e:4c23:5363 with SMTP id e9e14a558f8ab-42e7adb29a1mr189932465ab.29.1759771767957; Mon, 06 Oct 2025 10:29:27 -0700 (PDT) Date: Mon, 06 Oct 2025 10:29:27 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68e3fc77.a70a0220.160221.0006.GAE@google.com> Subject: [syzbot] Monthly nbd report (Oct 2025) From: syzbot To: josef@toxicpanda.com, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, nbd@other.debian.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello nbd maintainers/developers, This is a 31-day syzbot report for the nbd subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/nbd During the period, 0 new issues were detected and 0 were fixed. In total, 7 issues are still open and 8 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 2150 Yes possible deadlock in pcpu_alloc_noprof (2) https://syzkaller.appspot.com/bug?extid=91771b3fb86ec2dd7227 <2> 310 Yes INFO: task hung in nbd_queue_rq https://syzkaller.appspot.com/bug?extid=30c16035531e3248dcbc <3> 146 Yes INFO: task hung in nbd_ioctl (3) https://syzkaller.appspot.com/bug?extid=fe03c50d25c0188f7487 <4> 88 No INFO: task hung in nbd_disconnect_and_put https://syzkaller.appspot.com/bug?extid=aa56a8f25e07970eef7f <5> 62 Yes possible deadlock in nbd_queue_rq https://syzkaller.appspot.com/bug?extid=3dbc6142c85cc77eaf04 --- 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.