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 16E53230BD9 for ; Mon, 27 Oct 2025 12:50:24 +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=1761569426; cv=none; b=QtzLx/vEXaChfdXp4dcizqGpb9TMIgjYJUFbd7bP2selV6xV531k756QkjP+iTSzgNQug1yQPaJVt3ZtIhbrVIe5v8SEKp4HpS6MxEYx/LE9T4LdcmqBojM5bbZ335lFxE4omxlOBLkUpRWuFtYbubaBnRicc7GVxtIZtlqQC8A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761569426; c=relaxed/simple; bh=jN8dcuMl8dppH/g0MCe+FIfHNRKI8Ez4KEOkdi6C7iU=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=Udh9PlXGlQZPBDvvtbcfSxADqcpj9JupdpUoYb3/UWHBG6pMrc3+GjzkCUNAJJhy0YGGrPfv1+qor/MgKRY5iDLJlr9FF9GmDDrLCBnOwWmnfBM6GkjpZhCfLhUu5BsyTNlDsPFsLDzt++ejuWbeDAdgAXW46ZWhXxaLqJPYwyA= 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-430d4a4dea3so65781585ab.0 for ; Mon, 27 Oct 2025 05:50:24 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1761569424; x=1762174224; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=nYACAEtYsBVtzeOPTx7pET75/eLUpZLL18Lm3ow44rM=; b=LjvYDZk1uvGKSKeQZJVZbKmuGAiixLq+DuAar7sS6LVYBs+XxPnB12gp+eb7yr3vPD IqtjxB1u//6wIVYXH3CXTcthVeKzigl7DhcbpbQKfJb7yMwwELx4IyO/nyn90CNmwS2H RrV4h5e2n7Dja6svFCgQulXlWYI8ssLDvmWCLMcrrbyoLgv3ZrReleBeL8rZ96E2M33N cyy21Kz0phEnapiz7bdEcZX0OpnYj16eOK/lfVxCmdrEG6FRQouLu0i5g+oXsuxx8bLY ymgFphsmse0wwQgyy4UTuPqafRCtv9YSG+m0prJQCFenBynGSjUBIdvwfTNnj89mPuO2 gIEQ== X-Forwarded-Encrypted: i=1; AJvYcCVqj5iU22M7JxZ4C1orUKqLiYTqX3xD6vRCQeU+OkoAnEjZk00hJmSVhWd4SqVzmytIBian/NlcUoS3GNo=@vger.kernel.org X-Gm-Message-State: AOJu0Yz7IPz21gasOZjggasRlXStoph6xOgxuQ6U1eNy3DBGKLxu2TU6 lUUwipEY/8WAiIhifLQMWKGDrJnTPQoX5Bp1nczeP3KNa2Glr9di7SIvLxl8xzQkXkysXqStRdj 0hJ7E8eVil/WCezhcKXv15KvbZfltH+rWUzDnEvZ5XBnKjxUXlC5xscxUlUk= X-Google-Smtp-Source: AGHT+IEpscbrIXTX9OT2RuUP04Uni4ArbHb/Eyy5oe/vk5X7Aw5P+grytfeyWYanvv4ZwM0gKVCUXFWSNQdGO6Zd/RSDeJ529NG6 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:3311:b0:430:ab8e:9db5 with SMTP id e9e14a558f8ab-431eb5f306bmr161539885ab.3.1761569424320; Mon, 27 Oct 2025 05:50:24 -0700 (PDT) Date: Mon, 27 Oct 2025 05:50:24 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68ff6a90.050a0220.3344a1.0392.GAE@google.com> Subject: [syzbot] Monthly btrfs report (Oct 2025) From: syzbot To: clm@fb.com, dsterba@suse.com, josef@toxicpanda.com, linux-btrfs@vger.kernel.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello btrfs maintainers/developers, This is a 31-day syzbot report for the btrfs subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/btrfs During the period, 8 new issues were detected and 2 were fixed. In total, 39 issues are still open and 105 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 4953 Yes WARNING in btrfs_space_info_update_bytes_may_use https://syzkaller.appspot.com/bug?extid=8edfa01e46fd9fe3fbfb <2> 3766 Yes BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! (7) https://syzkaller.appspot.com/bug?extid=74f79df25c37437e4d5a <3> 1169 Yes WARNING in btrfs_create_pending_block_groups (2) https://syzkaller.appspot.com/bug?extid=b0643a1387dac0572b27 <4> 1083 Yes WARNING in btrfs_commit_transaction (2) https://syzkaller.appspot.com/bug?extid=dafbca0e20fbc5946925 <5> 637 Yes WARNING in btrfs_chunk_alloc https://syzkaller.appspot.com/bug?extid=e8e56d5d31d38b5b47e7 <6> 422 Yes WARNING in btrfs_remove_chunk https://syzkaller.appspot.com/bug?extid=e8582cc16881ec70a430 <7> 368 No possible deadlock in lookup_slow (3) https://syzkaller.appspot.com/bug?extid=65459fd3b61877d717a3 <8> 245 Yes WARNING in btrfs_release_global_block_rsv (2) https://syzkaller.appspot.com/bug?extid=48ed002119c0f19daf63 <9> 168 Yes WARNING in btrfs_put_block_group https://syzkaller.appspot.com/bug?extid=e38c6fff39c0d7d6f121 <10> 163 Yes kernel BUG in clear_state_bit https://syzkaller.appspot.com/bug?extid=78dbea1c214b5413bdd3 --- 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.