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 5AB55308F1D for ; Wed, 10 Sep 2025 07:20:06 +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=1757488807; cv=none; b=FkBt5l8jI3h7fsYhjPysty3VWM8IZZMIXu0JLIlot8YJxzbmjCPhMzl213BtusAFJBagNPMATofaRboUT3nSFUEawyHZ+1O3pj3l70cRACxxxrifDCoLkx/TO65uuoUH1ZkK7Ys/ePiif+rjpuxqq6A7g7L/XRCHEfxZE8aLGT0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757488807; c=relaxed/simple; bh=g4qx77pmzTOAF7BwlpF+LAkOzRB35kNRI5WXxTMn37g=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=lzbOGKYCj8FHwJJEnfcskk8TjEmwfelCdxSiHdWWIk2fic2iOtCtzq8T25pQfzm7H9yDNFR3u1fmG2dhWCZelRn1a5rl8OEfQ7FOCa0MXLyQMPF5Dt7RWdi9hj36XLtVUyifnCQtSVxvaUmjumbUrPXa0dtl3wr8i0fJf+p3Q0Y= 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-4143cef1ff2so26739325ab.3 for ; Wed, 10 Sep 2025 00:20:06 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757488805; x=1758093605; h=to:from:subject:message-id:in-reply-to:date:mime-version :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=tq2Nm8mOpiYO3aZi6xQsbBBXx9UxleJOPne87mDiqow=; b=uaX1y1l99vqCXYiebmeAx+Kafr/Zb1nIhHFgue3rCqEjLKHGpM8lsvUETfhFOsNeOl aR4ahXmGDI76jzB61x4oZD1lLVl4pVjqcwn1Fs4eKq3BN+hF+wpQTdTUZSKPp2LIp5uG 6zkPAYqDJWhg3kxQn/JdvhfAiviczUlVBTeZN+aLVJDyNmishJb9JDzMIwsIF7RMTuBu zBJseKYho3YXdXLS2lytkp+KD+uq9U5iM+dOqLGGXjqx1yZjMp+tZF/KyxMl8IzmfhjI Ql2L/8i1+2oO/ox3DHi+95t9CUQKYfptPHX7HWjbovit09Nwiy5yIeBU95bkqb3QRD6p nQ0g== X-Forwarded-Encrypted: i=1; AJvYcCWD227k3k6/EgSwVKcaGysb38felTsoo0NOFQ/lCPPjYd8OwqrEyjhagQ3zwDGnp2Rd3jaPIFSPfhO1NXk=@vger.kernel.org X-Gm-Message-State: AOJu0YyAYv/fpRq4Ei0Q3u/VJ8vAeXbmAwcD3csL7tPORWaOWIv9qaY3 80gNTKpgvwZ0nReJUsQsWTxpni4nL407sJnASvqQAbp+fL6mp+A2580SDhvB4y6XRAiAypBsWAl CGsggss5AvYfxSqs5yvU0tKShnpppyYt0JwwFYRus5zNnIgekkKWUwF6HfqA= X-Google-Smtp-Source: AGHT+IELFz2CwDc37xjKVFddkK2kiM7V9nBPIUHCiWHTinTwwOIesxbjHp6JGPP0KExChwDhfUQPjMClYMH93LIBYKh5KcKi4ore Precedence: bulk X-Mailing-List: linux-serial@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:2703:b0:416:5159:b34c with SMTP id e9e14a558f8ab-4165159b4a5mr32996505ab.6.1757488803973; Wed, 10 Sep 2025 00:20:03 -0700 (PDT) Date: Wed, 10 Sep 2025 00:20:03 -0700 In-Reply-To: <39724768-c8e2-4efa-ac08-cce3d30414b8@kernel.org> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68c126a3.050a0220.3c6139.001b.GAE@google.com> Subject: Re: [syzbot] [serial?] general protection fault in vc_deallocate From: syzbot To: calixte.pernot@grenoble-inp.org, eadavis@qq.com, gregkh@linuxfoundation.org, jirislaby@kernel.org, linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org, npitre@baylibre.com, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-by: syzbot+f6cb41c144427dc0796a@syzkaller.appspotmail.com Tested-by: syzbot+f6cb41c144427dc0796a@syzkaller.appspotmail.com Tested on: commit: 55196010 vt: move vc_saved_screen to within tty alloca.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/jirislaby/linux.git/ tty-fix console output: https://syzkaller.appspot.com/x/log.txt?x=159bed62580000 kernel config: https://syzkaller.appspot.com/x/.config?x=69cfefa929ab96f7 dashboard link: https://syzkaller.appspot.com/bug?extid=f6cb41c144427dc0796a compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.