From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f69.google.com (mail-io1-f69.google.com [209.85.166.69]) (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 374EC15C158 for ; Wed, 23 Jul 2025 10:04:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.69 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753265067; cv=none; b=E6LNGaSGND7Ujv/OyNGYAncg929nCwTbfxRgk2FJm1XHBGKvbBgTPkNtBvWBGoWkfCSM/NHO52bPSJpfGDtlKwXA2Ivl1grvuEyMAPjC5mrm7N/5lLb0FS88qyP6XVxy9coHTQIEEoGwz17JbQI4kd3eN6V5UfZox59GSk2Sz/Y= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753265067; c=relaxed/simple; bh=bE0yIo25baacy16U6DjEzxsyFcbj3tsm0i+HCiWRQ7c=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=q+2LMpgjzRkiYOprFiDoupBSkNJPcSSL4vUIJuO2TiNq0sOVc6sYuQkIEg9Wa7na/b3+2/0kQUx+iF8QQfqo8SYAPkcrSvU2IAp3QRIWPNVS7/BLfLhHU4v8TC5q7n5EkIqMQgPQ67l8N5eEF8gb5ChuPm4CdlXX4xXqXSlDjrk= 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=209.85.166.69 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-io1-f69.google.com with SMTP id ca18e2360f4ac-87c24b196cbso437926039f.2 for ; Wed, 23 Jul 2025 03:04:26 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1753265065; x=1753869865; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=FKDNn80UNdegqD35YXNlsiMYgRpP2DwQxC56oqDnj7o=; b=UFwVUofuf/jyvMugpXySQ6axGI4x6FmOfO9KucWH/tIeXYtq5qZsXReRLrqOUNb3nL lrNmwD1JPYRA3vODHlDPGrO5hnYLyZU0/6XAaJsEbfAp1N6Ib+F1+NWcVWMh8tgX7ilX +D7vbGtICnZjjZEUTFuzob+4NXcqv7MqpJHFuSDWCP9eXtifPbe3Ro5/bi86lhsMi5Ps iLTCOyZdCl4+GLwtqfakVptx/j1BfEGBa7MCcLaEwBC/MiSFEUW4y1pliEFg+KyN/l23 QRMGp3VyjaAs5hnmxsThMvbBAp2E3OioKgU6Q2JgRRjRbw6sYWkl3JMBVb2A7I1rBIMX MVMA== X-Forwarded-Encrypted: i=1; AJvYcCWeIbI7bDzYZfkJgOKK7Pq4w8qFMdlB3KDuh9xFFK5atOKt0AWXES//k/RhxvJamY5/Zk6IPAoF9rTJgYM=@vger.kernel.org X-Gm-Message-State: AOJu0YykCj3d4F0cuXJlJpuJHEcb5wQlKPBEpmRQ7UlMw0e9aPyhgKLN CWvzeFHj1saiL0icAngmZ4zsQV+T+zTXjOiPTf29pPZ1ZWC9QczQ/yF5znCSdmVJ+ghqUrdlxlx 8SV/MuhvMkRZ5zdoWEg5CHhqd1G4gGUr5IlBuKU5kG+jNdjXrn3bwsZ53GBI= X-Google-Smtp-Source: AGHT+IGmXIzvjUkm1ra6c1AN/IRIKqaj5QTggQN7vkr0icouMduAxcGeWv8Xt7bE2QI7R7gxf42uXoamrSrPN917MyEdzqndfxQS Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:1689:b0:867:6680:cfd with SMTP id ca18e2360f4ac-87c64f87d98mr424509839f.1.1753265065372; Wed, 23 Jul 2025 03:04:25 -0700 (PDT) Date: Wed, 23 Jul 2025 03:04:25 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6880b3a9.050a0220.40ccf.0002.GAE@google.com> Subject: [syzbot] Monthly kernfs report (Jul 2025) From: syzbot To: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, syzkaller-bugs@googlegroups.com, tj@kernel.org Content-Type: text/plain; charset="UTF-8" Hello kernfs maintainers/developers, This is a 31-day syzbot report for the kernfs subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/kernfs During the period, 0 new issues were detected and 0 were fixed. In total, 20 issues are still open and 23 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 422 Yes WARNING in kernfs_get (5) https://syzkaller.appspot.com/bug?extid=2f44671e54488d20f0e6 <2> 422 Yes WARNING in kernfs_remove_by_name_ns (3) https://syzkaller.appspot.com/bug?extid=93cbdd0ab421adc5275d <3> 353 No possible deadlock in lookup_slow (3) https://syzkaller.appspot.com/bug?extid=65459fd3b61877d717a3 <4> 113 Yes INFO: task hung in kernfs_dop_revalidate (4) https://syzkaller.appspot.com/bug?extid=da20d108162166514db6 <5> 68 No possible deadlock in kernfs_fop_write_iter (2) https://syzkaller.appspot.com/bug?extid=1cfd86253864f61b533e <6> 33 Yes WARNING in kernfs_new_node (3) https://syzkaller.appspot.com/bug?extid=306212936b13e520679d <7> 32 Yes possible deadlock in walk_component (4) https://syzkaller.appspot.com/bug?extid=b4567a8b2d2ad5f9dd06 <8> 25 Yes INFO: task hung in kernfs_remove_by_name_ns (2) https://syzkaller.appspot.com/bug?extid=6d5664213a6db9a5a72c <9> 22 Yes possible deadlock in kernfs_seq_start https://syzkaller.appspot.com/bug?extid=4c493dcd5a68168a94b2 <10> 10 Yes INFO: task hung in pipe_write (6) https://syzkaller.appspot.com/bug?extid=5984e31a805252b3b40a --- 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.