From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (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 6982B3314D4 for ; Thu, 27 Nov 2025 12:43:34 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764247416; cv=none; b=lb1gonC/yrx4dLrmWQ67HwLN1vh6UgU/n7OHDWugx2s6Q4RMx26PZNniNSt4wpiJbK/TEynzRp8kemqGPzRUri13jMeNSenFRslcyzN0xJDIrHyPzBqTScwIwasXUry79lxbwJ99KLLfSCSZW8JL4fhKECo1KKc7d6lgIdeP7LY= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764247416; c=relaxed/simple; bh=XUQkhcssr2+hKTZBZ0Iw6Fsn0YM4ZI9m9w9Yi9VmXgk=; h=MIME-Version:Date:Message-ID:Subject:From:To:Content-Type; b=bSK3xGbKkzePdOhPC292vu1SEI85/LUddHkpE1QorbeswwLXK5cxBEpU0agV+D60OKFr1ASWprAQzOY/D1RG4ZDv3i7CsKHnDbXNWXdGIKZv4w6UmPgb6Rc9fERSfIyFow4Czq4CHHFes+rLHra5teCNcU5Eqk4vEbqUbrV9zeg= 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=209.85.166.200 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-f200.google.com with SMTP id e9e14a558f8ab-435b34bf1b3so7098805ab.2 for ; Thu, 27 Nov 2025 04:43:34 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764247413; x=1764852213; h=to:from:subject:message-id:date:mime-version:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=UmJvKc0ngNMmCHYenga8E2cEDiXaXRhGIq9CuNfMUhU=; b=ZraM/tozENycM/mdoXVqI8U4ycI4IahHBwGXpvvtGDqQr5G9/HL6oSrJdnKIjCn8n2 759KO0Hw6u9fAtAWnRfKd7YI+ro7JjiQnonqNLpjWoogcFHSWEYbs5EAeIzbbEGQv7i7 +Y5lyD4LBuf7R4adLVKLSAVYsnoKW1P5Ruow+Ukvs8Xw93HoVLvfG0XsWvP+u2OQ4D4X Ms8CbzpCzkSgaEwXJ9DorwNtUT6bE1ZXNc8KZw+G1ymq+OZCreZhZ/gd4Y924yraXqxf QzFalRHGdjjm+uxBJvhR9JTLEU8egO/BUkDXvT8RUnthB1QtDsS0zjAVFcaHhpHLnmD8 inMA== X-Forwarded-Encrypted: i=1; AJvYcCXWR/IiZjFipopJv6mY+Vlou+CwxRRiYkaa5V/+aSioH50oN0Gz4PtHoYzJ9RN03DV4ygXcTUFOvobD3L8=@vger.kernel.org X-Gm-Message-State: AOJu0Yy/RkT4SaQ+5CO+18eIty/EKSj4q1GsCRfDIUKRFO+Cx/7p8RSO 7hPkzO1XSlbzjGWINLVlKMRpP+rVAlMb82IDF30w0X6RmH9gSmgQdJ9cXsiAVj48AMPXUbFlF59 Wncwu3uZYWYjSARcTYqt/7+/Xc0KCuTJLWSuHCXIYiHnVq9IFce4bRmTlwgQ= X-Google-Smtp-Source: AGHT+IE3Pz6++lW1So5OrL9s0oBipHo+baYtqby6MY75C72DVHqE/lRhKhFaRvbj4ij35v1QWDShDMKklulvxx04unECgCxXZ6Ny Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:351e:b0:434:7d59:cb21 with SMTP id e9e14a558f8ab-435b8c11a70mr182267975ab.17.1764247413578; Thu, 27 Nov 2025 04:43:33 -0800 (PST) Date: Thu, 27 Nov 2025 04:43:33 -0800 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <69284775.a70a0220.d98e3.0105.GAE@google.com> Subject: [syzbot] Monthly serial report (Nov 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 45 have already been fixed. Some of the still happening issues: Ref Crashes Repro Title <1> 2655 Yes possible deadlock in console_lock_spinning_enable (5) https://syzkaller.appspot.com/bug?extid=622acb507894a48b2ce9 <2> 2113 Yes KMSAN: uninit-value in n_tty_receive_buf_standard https://syzkaller.appspot.com/bug?extid=559c7fe4b8bac56d38c2 <3> 1101 Yes BUG: soft lockup in tx https://syzkaller.appspot.com/bug?extid=5e87db90e68fbc4707c6 <4> 232 Yes KASAN: slab-use-after-free Read in tty_write_room (2) https://syzkaller.appspot.com/bug?extid=2a81fdd5c6ddffee3894 <5> 225 Yes INFO: task can't die in show_free_areas https://syzkaller.appspot.com/bug?extid=8f41dccfb6c03cc36fd6 <6> 203 Yes KMSAN: uninit-value in n_tty_receive_buf_closing (3) https://syzkaller.appspot.com/bug?extid=dd514b5f0cf048aec256 <7> 166 Yes KASAN: stack-out-of-bounds Read in sched_show_task https://syzkaller.appspot.com/bug?extid=8d2757d62d403b2d9275 <8> 117 Yes possible deadlock in tty_buffer_flush (3) https://syzkaller.appspot.com/bug?extid=52cf91760dcb1dac6376 <9> 88 No possible deadlock in kbd_event https://syzkaller.appspot.com/bug?extid=781c8bb5e4d62cc883d3 <10> 41 No KMSAN: uninit-value in n_tty_lookahead_flow_ctrl (2) https://syzkaller.appspot.com/bug?extid=290abdcd4f509377a0eb --- 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.