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 51A2823FC54 for ; Thu, 24 Jul 2025 09:32:42 +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=1753349563; cv=none; b=MJYECcKjEvOc4TkxQR6BdFfLtoTpOExcPK/8o00i9jyGq66cxvHRr3l47Yr14ZeuZMLbh21mBbb6WWrKGbOWYnelI6O2GBRtre+vwe8mlx0X5Y1xj/M0rJ64rzWYRt/EToONc7jxbwIluEOklgMZsAwUqZavaRjRxhtSNy72XFA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753349563; c=relaxed/simple; bh=j4p4THpEVFUK46+TOZqx0eQQ+UWYfOVBiPoxtJt273E=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=T+p+nUjpfOFiRv6e07CLjLs6GCePeULHfGhkvnQUrcIikWdEfNFKhcfkqat39IwESzqX6DnjM9zxsITe6z2+tlf2oCGeXFRP6P/+GcVY8yOCxrnFvVxtYel42VK56KUwxl/dmkp5eWnOOVTZOFHJSGU3YTEw4UIuGMSNCwaxXWc= 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-87326a81ceaso207347539f.1 for ; Thu, 24 Jul 2025 02:32:42 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1753349561; x=1753954361; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=B2H5dzT8NL0tMEJpZJfICvEHpJw1At6ZGLFZ40FERow=; b=sRXQ6/2bBQ3tcGSXsDr197k4+w6YiMEzNyI0chZZFfhJeDpU6JvZKRllPlRy3HSwDY A5lmyO6zlzh07/8oSUr9/8xsxf27l3WnPGwweBaVeCdU23fK3GINbgZNGAFbssIc3oU3 TL05s37tjYlUk67GckNF+yBUuRi3m5+qTs9Mc50MDswuEcKEYUu2LSQelA7DYhL8wfTT zCNeTFC72puw1/oVi2cvOk0flhCvWUPYRKGCQyC2IwrymnsXjCtRIg9GyhwIMWP37EEu cX7Q9cgfzJJYA/uP+H46a5Jey7GbIHis0HlTU8Hcv+PAxOnCr31G6RYlmsVMTjb0MQIC 2rUw== X-Forwarded-Encrypted: i=1; AJvYcCXQ4HrRmP04+JHVdVFn5XSZ3WYy+QMWhm2Q3cOP8CQNLfFUvhndX1epPxbJsIGt61jOaPB5PF2TG8CQXVo=@vger.kernel.org X-Gm-Message-State: AOJu0YwEGUK/s/Memh7qlDCIKBx1xJZCRmWqV+TVCNuIhOgk1w90OfvI LQ0K0ysrNCT03Tzt8HBKsvcr5cnoo6rZliO/oo4IKwF/MkCTWorBcV+GzZJfAygLKL+pKySOgJW HgdTqIPxJxWkWmJMiGlGbCFX/onW+vx+k2pg0NXMAFVI3icwxGG+9LGMJPM8= X-Google-Smtp-Source: AGHT+IG5QFzKoITOD9BpPcKom45fYQPXGIT20DHfeLB2FlHkxEPv6nWtvHnXD/mqjlKGh2xecliL6OJl73tBFvifT/bzybj1u1/3 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6602:1503:b0:87c:1c2a:3cd2 with SMTP id ca18e2360f4ac-87c762076c3mr181596239f.5.1753349561400; Thu, 24 Jul 2025 02:32:41 -0700 (PDT) Date: Thu, 24 Jul 2025 02:32:41 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6881fdb9.a00a0220.2f88df.001c.GAE@google.com> Subject: [syzbot] Monthly serial report (Jul 2025) From: syzbot To: gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello serial maintainers/developers, This is a 31-day syzbot report for the serial subsystem. All related reports/information can be found at: https://syzkaller.appspot.com/upstream/s/serial During the period, 1 new issues were detected and 0 were fixed. In total, 19 issues are still open and 44 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 1359 Yes KMSAN: uninit-value in n_tty_receive_buf_standard https://syzkaller.appspot.com/bug?extid=559c7fe4b8bac56d38c2 <2> 196 Yes INFO: task can't die in show_free_areas https://syzkaller.appspot.com/bug?extid=8f41dccfb6c03cc36fd6 <3> 189 Yes KASAN: slab-use-after-free Read in tty_write_room (2) https://syzkaller.appspot.com/bug?extid=2a81fdd5c6ddffee3894 <4> 138 Yes KMSAN: uninit-value in n_tty_receive_buf_closing (3) https://syzkaller.appspot.com/bug?extid=dd514b5f0cf048aec256 <5> 96 Yes BUG: soft lockup in tx https://syzkaller.appspot.com/bug?extid=5e87db90e68fbc4707c6 <6> 77 Yes possible deadlock in tty_buffer_flush (3) https://syzkaller.appspot.com/bug?extid=52cf91760dcb1dac6376 <7> 24 No KMSAN: uninit-value in n_tty_lookahead_flow_ctrl (2) https://syzkaller.appspot.com/bug?extid=290abdcd4f509377a0eb <8> 18 Yes INFO: rcu detected stall in console_callback https://syzkaller.appspot.com/bug?extid=32af18ae7b894a681f2d <9> 17 No general protection fault in n_tty_receive_buf_common (2) https://syzkaller.appspot.com/bug?extid=2dda672e146ff12ccb02 --- 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.