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 EF7AE199FAB for ; Wed, 1 Apr 2026 13:15:24 +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=1775049326; cv=none; b=kzPB7nWYdutaI1oCrpyPfbRhveq+cFUEteQlm24jOmTcCknFRBEM8hVPthv1/Zb/07DPUmnMbOvk25y5yvg0P4/Zl1XAawQr2THsANLWXrr66Wf0e6x0NiThnDTZNvdUvNUwt6w/T9Gmh/7PZKExeO6Dk+DW7xRsN3QfL93D/J0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1775049326; c=relaxed/simple; bh=MtQvWYwYn9sm6PZqBtA8i1LaZIAtf/qj44QaxNvvX1A=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=Hypq7H+DOescm2t27qvMgqXkEjiPUH/X3Nz9IZEnTtJQiWP+R3baTQ+i0z0BkFuMff/FpV+e+bDpsSWqwjEYqi1oD5NDzApCimLzXdqPw8iSLKqkZrOXbTfGuX4Xl4HywpTp07criNR5jcaQq9EZ/UEmAd6Fx9GCiJ8WIDeFUaw= 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 006d021491bc7-66308f16ea1so20769559eaf.2 for ; Wed, 01 Apr 2026 06:15:24 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20251104; t=1775049324; x=1775654124; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=ZkrVCw3CPcQgQfNfYpa4bOcFVFSNfNyoqju1LGa33vI=; b=WliKK1vcYvsYWNxbhwrk9sr0wxmH488MBll6jJDavy9E8JJxWcBcch60tQ2k/AiO0t lOmWlRYgZ0A9FDHJIhTRmwkRe/S/6UlHta5T4AogS8G/XghpIk9547EyURmLA+I0uwr2 9i5u8ZMBp+lwn+DSMjZXCTVD67cIew4AWcWTzsJdvA45rzAZAsBrVcHgpQS7eEQK5Tzs 0pNdeQBPiWEIJIBhS5HNycokFdPPSfcXEXzmZeCFLTSAZQdD0Je8DEpkALRawjf0hcWI YR2qo83mCs9P5hdNNRCmaAyq2x5fmhmRweLv6EOfYBndn7AuLUvJJ5pRzNsD9UoM2soo 0+dw== X-Forwarded-Encrypted: i=1; AJvYcCUg5o/JCkMi1XdICYfujNvI2tlOBaav+QsUqBtqpqMRctluXj91yuvfs42BgcEHIYQyoigQNYcu+fNEDBEP@vger.kernel.org X-Gm-Message-State: AOJu0YwB2rXHx2g9DKcXCLAk3c+dR6GbdKA2MpZF3khYHB7PJUFU5xTQ RpJAoPyzkzAb7V1527AlKVC1Nuu61CR63e7mcziWUYanWFKKuMsV6aCKdwTe6UMIvSyiU9ZEOEa 8pcmJEggvCroyXI1mB3afl/xBziP1OsFIhznjZuvY8XZlaJMKXkZ+iuWoDq0= Precedence: bulk X-Mailing-List: linux-fsdevel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:781a:b0:680:57b4:9056 with SMTP id 006d021491bc7-68057b4aa04mr199841eaf.68.1775049323989; Wed, 01 Apr 2026 06:15:23 -0700 (PDT) Date: Wed, 01 Apr 2026 06:15:23 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <69cd1a6b.050a0220.70c3a.0000.GAE@google.com> Subject: [syzbot] Monthly hfs report (Apr 2026) From: syzbot To: frank.li@vivo.com, glaubitz@physik.fu-berlin.de, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org, slava@dubeyko.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello hfs maintainers/developers, This is a 31-day syzbot report for the hfs subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/hfs During the period, 0 new issues were detected and 0 were fixed. In total, 22 issues are still open and 35 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 15471 Yes possible deadlock in hfsplus_get_block https://syzkaller.appspot.com/bug?extid=b7ef7c0c8d8098686ae2 <2> 9391 Yes WARNING in hfs_bnode_create https://syzkaller.appspot.com/bug?extid=a19ca73b21fe8bc69101 <3> 7349 Yes possible deadlock in hfs_find_init (2) https://syzkaller.appspot.com/bug?extid=e390d66dda462b51fde1 <4> 4856 Yes possible deadlock in hfs_extend_file (3) https://syzkaller.appspot.com/bug?extid=2a62f58f1a4951a549bb <5> 1027 Yes possible deadlock in hfsplus_find_init https://syzkaller.appspot.com/bug?extid=f8ce6c197125ab9d72ce <6> 1012 Yes WARNING in mark_buffer_dirty (7) https://syzkaller.appspot.com/bug?extid=2327bccb02eef9291c1c <7> 891 Yes possible deadlock in hfsplus_file_extend (2) https://syzkaller.appspot.com/bug?extid=4cba2fd444e9a16ae758 <8> 428 Yes possible deadlock in hfsplus_block_allocate https://syzkaller.appspot.com/bug?extid=b6ccd31787585244a855 <9> 389 Yes possible deadlock in hfsplus_block_free https://syzkaller.appspot.com/bug?extid=8fae81a1f77bf28ef3b5 <10> 96 Yes INFO: task hung in deactivate_super (3) https://syzkaller.appspot.com/bug?extid=cba6270878c89ed64a2d --- 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.