From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f69.google.com (mail-oo1-f69.google.com [209.85.161.69]) (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 4C49637648B for ; Thu, 29 Jan 2026 09:07:27 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769677651; cv=none; b=FW6mBgeLaSAQaRbJ1Q1TY5sGeALXOO3PPaGiNJeqJgUpWvPsF4c7pB9JPBQyhEuD0oH50ihZZ0TbikRmcmtDKndBqwv1NKZqgIHUMYLpdXaSIVZa1s6ULr92PHSz6qZ5q2O4OYBraZJHg5tzRPGQ3/d9KF1VzmIQvocGmdSM0UU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769677651; c=relaxed/simple; bh=NSxZzN4zQYQRzw3y+N+CD/LGGWHw/dUtdEmOUZfKQn0=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=GFFy1GkfPWzOMu3+idxlKWMmTSApEK4+WVJ4YASaXb1igEqBV/6AoeuxqLQySR1usbidd1X1NRAZ0rPqdT9RJWfW3q+p5OP3DipllkBvqWC9psAxy3boNI7CyeKXIUjOsIgjgUbT6Z+Ymx3lFdGtVm877T1WLhevPSzTMN2dsRY= 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=209.85.161.69 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-f69.google.com with SMTP id 006d021491bc7-662f738c3bfso3206052eaf.0 for ; Thu, 29 Jan 2026 01:07:27 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769677645; x=1770282445; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=cRvMJbq9ydTkGeOFJHGxZ5AydHsltv621xO3SvO3qck=; b=o3J3cmCxAdk3RfD6DAbOUQmGE5nZhLmNxPoXh+GUNqKnVUpHoCylEcA0ICLufoq/T3 pGh8BLXj6PmnURkIasfdm5mfXvFQadcKkUIvAWPBY2sC0MARmk7O+aVRpigj+qVNyPa5 CKDxn9/7WA+A7dFJPJpj6uy1TbTBJXV7P7IAKJ3/FKTJUH8HxlHNZSVqL5uID+BwZ/o8 VMwyg5czhUWiw/o/iAqIFPjejajEoYi/nyagZMHixUq9umRRGWG23qyxHkrnW48rYhkH /cwgHwY4pJv8F+VghJFR9xczALm3C/XK3zog52rn8TNLEG7Goyqh/cZ66etx03x/1OHE BIbw== X-Forwarded-Encrypted: i=1; AJvYcCVvThsW8fPU3N1Jb8zR1U6q/78aoo5v3hXKXcdzJWlY5WjWHOKh7HbnGvuC418NbcOlRsxebVAc8GKWQg==@vger.kernel.org X-Gm-Message-State: AOJu0Yy2SiphHKi0zk1ypoZSGqpR8kpZizDnqiENgL+dKsuqv53ywZhS nNT9HgRtGBZ+wmGMEQPhUoCprz26s6KY26EU4uaCEGdo2SKVvDmYw81jw78YUQwF/iRf7lsmsK5 +hDi6aSUQyhOOhq1wciLnHgFtgA9C7P47zJLSnc/KMEqcQBOrwVtTLY3xRx0= Precedence: bulk X-Mailing-List: linux-btrfs@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:1622:b0:65f:1038:130c with SMTP id 006d021491bc7-662f212824amr4921721eaf.53.1769677645797; Thu, 29 Jan 2026 01:07:25 -0800 (PST) Date: Thu, 29 Jan 2026 01:07:25 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <697b234d.a00a0220.35f26.0006.GAE@google.com> Subject: [syzbot] Monthly btrfs report (Jan 2026) From: syzbot To: clm@fb.com, dsterba@suse.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, 2 new issues were detected and 1 were fixed. In total, 43 issues are still open and 112 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 10989 Yes BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! (7) https://syzkaller.appspot.com/bug?extid=74f79df25c37437e4d5a <2> 6564 Yes kernel BUG in close_ctree https://syzkaller.appspot.com/bug?extid=2665d678fffcc4608e18 <3> 5425 Yes WARNING in btrfs_space_info_update_bytes_may_use https://syzkaller.appspot.com/bug?extid=8edfa01e46fd9fe3fbfb <4> 1331 Yes WARNING in btrfs_create_pending_block_groups (2) https://syzkaller.appspot.com/bug?extid=b0643a1387dac0572b27 <5> 1215 Yes WARNING in btrfs_commit_transaction (2) https://syzkaller.appspot.com/bug?extid=dafbca0e20fbc5946925 <6> 676 Yes WARNING in btrfs_chunk_alloc https://syzkaller.appspot.com/bug?extid=e8e56d5d31d38b5b47e7 <7> 480 Yes WARNING in cleanup_transaction https://syzkaller.appspot.com/bug?extid=021d10c4d4edc87daa03 <8> 437 Yes WARNING in btrfs_remove_chunk https://syzkaller.appspot.com/bug?extid=e8582cc16881ec70a430 <9> 264 Yes WARNING in btrfs_release_global_block_rsv (2) https://syzkaller.appspot.com/bug?extid=48ed002119c0f19daf63 <10> 193 Yes WARNING in btrfs_put_block_group https://syzkaller.appspot.com/bug?extid=e38c6fff39c0d7d6f121 --- 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.