From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) (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 63F9A1D7E4A for ; Sat, 27 Sep 2025 20:43:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759005813; cv=none; b=O8xZtfBHHyrbiFyBYqMlUT1Bl3lx27RGiZ0rTI3Gdl6r7wEZiaQ1Ypsugri3CdyYEr1+9RGirpewJzieaKUbxTVow/0s04fRO5kBp5KZSeqHVq9QNb3RP1SD4CQlpwNK312Kq5mpNwPdtYlvSdrXdNyJISqX1Itx6NXdPkAhdZI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759005813; c=relaxed/simple; bh=VF9+/08UrQyGYkSmyG+Qk1tbK6/TiYCHA02wWiFDAbE=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=JnUbTg426tYJjTMD6xQfKIhthtkHKtUFz5tdudCXkGSbCiYO6ZxpMXbA1hsHYh8UpMzLsq5ly4cXY/Cof/ATwCNebtvalH42xkWlbx1tc/SRjme6jeH0JfnJtH3UdY0l1blxLBNwCbkJZydQcrzX6A+e/iTUoDuKgaQREk50eR8= 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=209.85.166.72 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-io1-f72.google.com with SMTP id ca18e2360f4ac-887ee7475faso853337339f.0 for ; Sat, 27 Sep 2025 13:43:32 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1759005811; x=1759610611; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=XnbVeuxyJuDhtaz+8EpGwocy6j6R3G98UG3mDObVIjg=; b=N+wEOVArjOZjgnKL76gGHtYQGdTfpRwynGrmv9hfDNfUfwXtB76NxP6BNyyEX3dU5h TWeVIYoV13NTcVnxDZvg/rR6II7LYo8TPMtJ4IedLgaq3lyk7PL3PEHf+ZFq7VbkQ2EW ts0DKqVhTKtVCmkkRghoDzbtVHTa+VoyflNYki950p2URkGKh/6fHpE3enqSy4piffbU WqyBd8LvcOa6+ac+206i8LgIjQjueczqRqP3trGeegJeJW55KbGMGob5K/ktDjoDiIdk PNXBeQMz/480erjyPPdLAAZHJE2lJMsYcxkbfQ7S6CHUGiGqgqThMm880bKHzOhO1wog UnAA== X-Gm-Message-State: AOJu0YyKrk0NX7DhdzypG4R6OAHhIWfsSjxc5c5rvrZDzsLnB2rhKytQ dcMF46NRTkEZGntzKSGSyx0fAEyAT1dfAnyFibIN5cZDyiNbnWkm/Ozokh6NYJdc36JgNVZt1ty TEM/RYvQEJOE9CfzaYnVB0MDWcSO3oam16IZiroyL5QQKIk7m/q2E5Bh6/9k= X-Google-Smtp-Source: AGHT+IEgAb6RUoUuUU6+VNUs0Cd19ohLNg0qyy6d4iLZhugK2w+73jMiz73PKLRfta/zoGVthLjHt3qE5iSNH5xXM3eJhiT2yG+r Precedence: bulk X-Mailing-List: linux-block@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:3e93:b0:418:3b13:d810 with SMTP id e9e14a558f8ab-425955fb6a0mr178031145ab.9.1759005811598; Sat, 27 Sep 2025 13:43:31 -0700 (PDT) Date: Sat, 27 Sep 2025 13:43:31 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68d84c73.a00a0220.102ee.001a.GAE@google.com> Subject: [syzbot] Monthly block report (Sep 2025) 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, 1 new issues were detected and 0 were fixed. In total, 44 issues are still open and 104 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 44250 Yes possible deadlock in blk_mq_update_nr_hw_queues https://syzkaller.appspot.com/bug?extid=6279b273d888c2017726 <2> 43987 Yes possible deadlock in __del_gendisk https://syzkaller.appspot.com/bug?extid=2e9e529ac0b319316453 <3> 7133 Yes KMSAN: kernel-infoleak in filemap_read https://syzkaller.appspot.com/bug?extid=905d785c4923bea2c1db <4> 3286 No INFO: task hung in read_part_sector (2) https://syzkaller.appspot.com/bug?extid=82de77d3f217960f087d <5> 2746 Yes BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! (7) https://syzkaller.appspot.com/bug?extid=74f79df25c37437e4d5a <6> 2614 Yes INFO: task hung in bdev_release https://syzkaller.appspot.com/bug?extid=4da851837827326a7cd4 <7> 1688 Yes INFO: task hung in blkdev_fallocate https://syzkaller.appspot.com/bug?extid=39b75c02b8be0a061bfc <8> 1586 Yes INFO: task hung in bdev_open https://syzkaller.appspot.com/bug?extid=5c6179f2c4f1e111df11 <9> 1007 Yes INFO: task hung in sync_bdevs (3) https://syzkaller.appspot.com/bug?extid=97bc0b256218ed6df337 <10> 606 Yes possible deadlock in elevator_change https://syzkaller.appspot.com/bug?extid=ccae337393ac17091c34 --- 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.