From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 284C417C77; Wed, 10 Sep 2025 06:48:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757486901; cv=none; b=utYzaLxwI/+szUlJMuraFtZY5AFXRldyzpk0r4aTo8ASwHXXeSE+G6vLrjo4ef0PIaheO+BDMk7oN/dLsNNj5uB0yHuyk1OzL5/cimr+zJqTFhACDmDEqYuLgBoUOdnW390aGPoaOvmzhKZMxy2A3kXKZQs4yfl4CyI7K10Lk48= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757486901; c=relaxed/simple; bh=BQr82IEm2HzzR0RyddG06kxcr8HJUdSHOUt66sRHl74=; h=Message-ID:Date:MIME-Version:Subject:To:References:From: In-Reply-To:Content-Type; b=KDd8xHvxUJeNzN9CCn0S7YexwD19Wz46OrnwgrpValqT6pCxvGeDC8BRCAdxZAxVjBG2YyRRTYAzV1TUvzSDZ/dY1LOTzkgitk0jTzCJ3pAg0oOX8OA0SapTlHphSmaWm+xShJGGGAr7rJPzqCCXSd6lk+AiH//JSxB/HQl0hbQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=QDi/ogUs; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="QDi/ogUs" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D3189C4CEF0; Wed, 10 Sep 2025 06:48:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757486900; bh=BQr82IEm2HzzR0RyddG06kxcr8HJUdSHOUt66sRHl74=; h=Date:Subject:To:References:From:In-Reply-To:From; b=QDi/ogUsqKp2SezNfGkOzRr5z2iQN1xQnqyKQXkAOukd4qnbOUCs1p7mICGP+coa/ 4UaFCApkjpYJ0dfncgw0RU2vrtCXpKjgir0SElve+UvokjgC8TEp0ejoiFlAykY0Db +HD11oTQsKcwMbub+A9Q33+wqfT7zccxV+WB2hJX9mAAHt0jpXjVbB9jk0D8/Moryw 3Cn15JgkXXHw3G+kwNwN6fs1W0OpDOG2aV2GwvSS4f1HR89PUfcUVLxnKiuAmXuwtC ytQ2387dsScrrg5bjWSUgKRIk1GLVVX3FWcuiY2PzZSJWG2vh3bbL5kWdWKUtri6Pj c7/ivy0YRQEYQ== Message-ID: <39724768-c8e2-4efa-ac08-cce3d30414b8@kernel.org> Date: Wed, 10 Sep 2025 08:48:16 +0200 Precedence: bulk X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [syzbot] [serial?] general protection fault in vc_deallocate To: syzbot , calixte.pernot@grenoble-inp.org, eadavis@qq.com, gregkh@linuxfoundation.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, npitre@baylibre.com, syzkaller-bugs@googlegroups.com References: <68c118ce.a70a0220.3543fc.000d.GAE@google.com> Content-Language: en-US From: Jiri Slaby Autocrypt: addr=jirislaby@kernel.org; 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charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 10. 09. 25, 8:21, syzbot wrote: > syzbot has bisected this issue to: > > commit 23743ba64709a9c137c1b928f8b8e00d846af9cc > Author: Calixte Pernot > Date: Mon Aug 25 12:56:09 2025 +0000 > > vt: add support for smput/rmput escape codes > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=16fded62580000 > start commit: 3e8e5822146b Add linux-next specific files for 20250908 > git tree: linux-next > final oops: https://syzkaller.appspot.com/x/report.txt?x=15fded62580000 > console output: https://syzkaller.appspot.com/x/log.txt?x=11fded62580000 > kernel config: https://syzkaller.appspot.com/x/.config?x=69cfefa929ab96f7 > dashboard link: https://syzkaller.appspot.com/bug?extid=f6cb41c144427dc0796a > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=17230934580000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15984642580000 > > Reported-by: syzbot+f6cb41c144427dc0796a@syzkaller.appspotmail.com > Fixes: 23743ba64709 ("vt: add support for smput/rmput escape codes") > > For information about bisection process see: https://goo.gl/tpsmEJ#bisection #syz test: https://git.kernel.org/pub/scm/linux/kernel/git/jirislaby/linux.git/ tty-fix -- js suse labs