From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f197.google.com (mail-il1-f197.google.com [209.85.166.197]) (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 5F76A2F32 for ; Mon, 16 Sep 2024 01:07:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.197 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726448825; cv=none; b=mYsXpAMzdsoh/y35QlHSNNxjWIZiglR+nfo/iqaqjNe2UvxWYF+Ct8tbLiF65DaJVTwf1X7pxKhMv2GiYT7u21lJQ5umyuoE0otZdhcmFihTdYN3ppyp4iEGbx2bQvihencB7E8Uh+s03Xb+FObDfPFMKKL2cg//MGcJl2j/Klg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726448825; c=relaxed/simple; bh=p5nvkdkGT5y5UB37vxXTjcQRv7DqcPt9YGfs71y7KcQ=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=WIGJlSMUzSJO61rniDwzBcM/hvRqkNGKFihUhGAVsQbtBJpewUuZXCHJFCuFWFpLMDOVnz4ZUwyBpMhIE6LyktxLOeTPX5IwTDxDNKCk5S8SjILC6bn3Lv03TVze3Vh1v0JNKAoKCUphWqBN2qwYpTUVXG0w0ZNohqkPUcSKtQk= 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=209.85.166.197 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-f197.google.com with SMTP id e9e14a558f8ab-3a09e96b72eso17437915ab.1 for ; Sun, 15 Sep 2024 18:07:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1726448823; x=1727053623; 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=8K09Tra3E/hJDku0IB8+NUKRch0wNFu+R/T0Dq0Bc2I=; b=HkDEstQlH5AaaawWgrNDWU96aH1O2AEzEg/tyuAVBF4VR+Ptwt66Rfe3GWijiErcIw HFMHeJCNaWIs9SlkSV/yqvTwnxL8EblyE6mP/h3o9DZDsDVZZKIB7w+GgW2vNpPIkGL7 Fl9B4Q5L/wLnu7dZBl16p7x9vsrjTwdrkCDF3+lEU0zlNckYYjHMqMCKy/wOqNf2YRux qZ5lKsLhenhPsfXnSvH/NNFJ8+oV7fGCUAteCYTglQPdKp9G9gASIub7G8H+q0AZ5UYu tKYCT2o+8XQsWLiW7b8vZ0ZHA8Jy5LjPr6o6KDrZHf6k5hnUMeMBL8SKxN6/5XM+ZS42 5KEg== X-Gm-Message-State: AOJu0YwQn54aX3xFxyYxDLAyDxrrvhvUxk61QNceCo5HZDXCABq8QE4b tbfEPp52u1Dr6JajnKI1JYESHPD3ljFyZ1G1SUwysnVDBRbHP3L6lni2fAlj5vW3snYnhYLAwzW zQZE8YyOHhQhMi/pTXWs/aT8joaMHo/hPx/veIu1z974okidZ6wBu4Dw= X-Google-Smtp-Source: AGHT+IHvmEs4G6D29+XnlbrYZ9pPwuOtAAJ8We5wCAgzvnX7eg7aEXEKa215B9s8NlROsiETjc6JwRq4NTf2sN9duHfSexItcjEM Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:148f:b0:3a0:98ab:793e with SMTP id e9e14a558f8ab-3a098ab7cccmr44521735ab.23.1726448823546; Sun, 15 Sep 2024 18:07:03 -0700 (PDT) Date: Sun, 15 Sep 2024 18:07:03 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000d9c6880622323052@google.com> Subject: Re: [syzbot] [btrfs?] [fbdev?] BUG: unable to handle kernel NULL pointer dereference in fbcon_putcs (3) From: syzbot To: linux-kernel@vger.kernel.org, qianqiang.liu@163.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+3d613ae53c031502687a@syzkaller.appspotmail.com Tested-by: syzbot+3d613ae53c031502687a@syzkaller.appspotmail.com Tested on: commit: 98f7e32f Linux 6.11 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=1003e797980000 kernel config: https://syzkaller.appspot.com/x/.config?x=cb52fa3eae0757f1 dashboard link: https://syzkaller.appspot.com/bug?extid=3d613ae53c031502687a compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=1596f407980000 Note: testing is done by a robot and is best-effort only.