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 260D022759C for ; Thu, 19 Feb 2026 08:59:24 +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=1771491566; cv=none; b=kL7dH6mefeLXXjJX/oPUHYO0xdkyQmagztSNZEDcXSmtQXaPjJxUIZg0teKH104U9r5ybKMxxIEYhb9qVXTxCp8bL1vGUXvyYccduuNSAUiMyzNtkrWwAvqWHVoxKx5WQzXQaQ+BODB6EvMOlPs8sFAPI/cCNWdYQ8ig4c3U+5o= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771491566; c=relaxed/simple; bh=D8UGhu9M908NgUJFkNSCYO4U6X5C1x0Y8oHhK7B0sMA=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=tAX9uMKH0xpwblglV+/xC4HxgL3c1tC2ChidrhlafJ9wCU3TPpBNj2ul/p0S8Kv+6HjhknCKcgBjQvXhQ35VjTKr5rEFPcON17Dp+4e+VV2BSzpDyesVWQXoKSv2kCMn8JWeyBbkJqtxHAzrV57DLK2U68DvB7cnSFcEtM4mUHo= 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 006d021491bc7-679943693c0so11258195eaf.3 for ; Thu, 19 Feb 2026 00:59:24 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1771491564; x=1772096364; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=5nC+b72pVA44Uc6CcxtsvLZb+c2BvwoMTpPD1V9VdNs=; b=Xrp82b5oOSOBpce+xkDUKbXrpoQjmiF6bacGxUND3A6cBV+1MINyKgAUFtCCy6tW4w Nf2Zde6ijNej5xPOkVX6ZvjaEBoA8atT4bozrtCobomtQSFEQPUeRg4dfTEPbG4sFy0M tS7BJU3SCeKSqZYCcQBZzylz2toqpjWG/2bPbP0mQwoGmyUMv3v++P/YKod7L6bHRgjF EHYU1b473U/JDIr7WQpzRAj/19ErKYC4uy5Mr34ZA6WUKsH3EuOjGXXzttgyJMtQD5vL /8WtcgxNfGK+W7tagY3iVhRY8S1j8cB3ZSt9cTraBLfsdmXx3kghYLCZHqMu9UschXDY rHWw== X-Forwarded-Encrypted: i=1; AJvYcCXD+0O6QzREjJXNHmouK551vsQfDhT46EYw+ZPo2LiYLj0TcDSyf9f86jLHuxCFTUO9dIyg605iwODnHdE=@vger.kernel.org X-Gm-Message-State: AOJu0Yz6AAPhnaRWVi2mUhboykee0m//LsMz+muCmpRT+MfbeGKnIOEB 1mFg79WTFDAqV5zjLmH24NgmMgpBGHQS5VuSZSIQfJYlPo0MzSlRjdH2cvM3edfdUgM52s/1wMW ON1sv0uNKIDPmiYn7zZqEOEn7sB8RhJ55ca0BoAf7piUcKpv+b9rBNxhR0wk= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:4a0d:b0:66e:58f3:b505 with SMTP id 006d021491bc7-679a71b93bdmr1828802eaf.12.1771491564022; Thu, 19 Feb 2026 00:59:24 -0800 (PST) Date: Thu, 19 Feb 2026 00:59:24 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6996d0ec.050a0220.21cd75.0107.GAE@google.com> Subject: [syzbot] Monthly nbd report (Feb 2026) 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, 1 new issues were detected and 0 were fixed. In total, 5 issues are still open and 9 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 3344 Yes possible deadlock in pcpu_alloc_noprof (2) https://syzkaller.appspot.com/bug?extid=91771b3fb86ec2dd7227 <2> 560 Yes INFO: task hung in nbd_queue_rq https://syzkaller.appspot.com/bug?extid=30c16035531e3248dcbc <3> 74 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.