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 AE2CC54704E for ; Tue, 6 Oct 2026 20:33:30 +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=1791318812; cv=none; b=oAL2He1b95wFdZUixjHT+1Osg+5UFE/krdbUBaXV7nHbA9lVNgPDoclyUN6vt4hwiVAChsULpR5OA8X7UxSjmUYLmlBPLSDT5ImpgI78M5Rsfv6hlHe6IBxSCODCkceT7hs7qXsS+b2zFNMPNenPHmg9QvP5scDjk0X+yWQj1MY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791318812; c=relaxed/simple; bh=qi1LRU5YBq+7DHQZcDM5R+WbyGVSyvY4zL7bGgrD/T0=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=jVPIKWRrjqGM2fCEsSNoA+HDlvp/v1OHmr8hKuI8H6rjW61jmdax7+xTiVuTUi6+vvjHfFDywmpNuc3FvOgkZIO3JYj7X8RoCP+zbH4HAh6VtyBSsTxA81s7f/6bH3NkrN9+Jnr+uGLk0lARoI0feR+R+/M/pNl+9H6MAv+53zA= 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 5614622812f47-4c467e19391so5742540b6e.3 for ; Tue, 06 Oct 2026 13:33:30 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1791318809; x=1791923609; h=content-type:to:from:subject:message-id:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=bEiv9FmNjfte+qMUNS6gqynthoGLCc8MNAJTrEvbY2Y=; b=t11GE7qeaOijWONYF34ghIDAO4PANy0jO5CJ1mvz19ux2jhAm3x5Se7l8AIzm8Z+Na DJLeJOmWFqd4ARAnJHNMguke4cKY/OgowFRllqTMCZQbUszPG2p1RoSbP7bYAJxfM4wM c3iPP9NJf0dy1VRAW4gvrtuE+XUKcd+ksZJPELviuLYetzWsa5hbEh1o90Ql7mHVH9FX 73Hq2IlYXpEpv7aAhkIX0oWeFV5KCENlDXHJitvvF44KVt7HAnjmAQxFcNGuMtoD+X7S M74GcaFtZANrBJ90ZImywJ9aLcMr56XxS+E6VouDtM9622b99O98E8obR6ZigjJpT28u tQWA== X-Gm-Message-State: AFuF++lOvVnB2AKN0LFAfKK3vINiOwKzi9p2X5365ZqX198trVcsgwbE wCjYzE6bPlRPp5vKeVYDrJzQthP0CXoZDjxfMww9tAOV/bCV2HX9lWOB06QFNk0tS/UWaLqRcGc NLzWQWx/Wu/0sSXtoGWRaHUFp15MASUGA3SC9Vn0yGA7DyFF7Ve9idorAVec= Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6808:c3ee:b0:4fb:a089:bf26 with SMTP id 5614622812f47-4fc483da4d3mr363014b6e.56.1791318809646; Tue, 06 Oct 2026 13:33:29 -0700 (PDT) Date: Tue, 06 Oct 2026 13:33:29 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6ac55b19.fe639fcc.32b100.000a.GAE@google.com> Subject: [syzbot] Monthly block report (Oct 2026) From: syzbot To: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello block maintainers/developers, This is a 31-day syzbot report for the block subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/block During the period, 0 new issues were detected and 0 were fixed. In total, 32 issues are still open and 119 have already been fixed. There are also 32 low-priority issues. Some of the still happening issues: Ref Crashes Repro Title <1> 1744 Yes INFO: task hung in blkdev_fallocate https://syzkaller.appspot.com/bug?extid=39b75c02b8be0a061bfc <2> 1435 Yes possible deadlock in blkg_conf_prep https://syzkaller.appspot.com/bug?extid=144a1c0e22e53a08ef5a <3> 220 Yes INFO: task hung in __rq_qos_throttle (2) https://syzkaller.appspot.com/bug?extid=53706c567afab5131044 <4> 141 No INFO: task hung in read_cache_folio (6) https://syzkaller.appspot.com/bug?extid=9db0864859224b833108 <5> 46 No BUG: unable to handle kernel paging request in blk_mq_complete_request_remote https://syzkaller.appspot.com/bug?extid=2e3bf0bd49acd9b21d4b <6> 22 Yes BUG: corrupted list in blk_mq_request_bypass_insert https://syzkaller.appspot.com/bug?extid=f4353e96f7004ae5a09e <7> 21 No WARNING in blk_mq_alloc_tag_set https://syzkaller.appspot.com/bug?extid=18431bc7dccedc61778f <8> 21 No WARNING in blk_mq_dispatch_rq_list https://syzkaller.appspot.com/bug?extid=49b69d460fb5134ee1d7 <9> 19 No BUG: unable to handle kernel paging request in __blk_mq_alloc_driver_tag https://syzkaller.appspot.com/bug?extid=b380cbb218c1ef0fe808 <10> 34 Yes KASAN: slab-out-of-bounds Read in blk_mq_free_rqs https://syzkaller.appspot.com/bug?extid=e90526cab23b9efcd03c --- 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.