From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) (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 05FF71DF727 for ; Mon, 7 Apr 2025 14:54:02 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744037644; cv=none; b=XFxazqPT6vVRMzIcAoWCeDSRWw9Vx+c1/jDWNQingJ1GemE2f6z9u9/394oaASlrfoDTBZMOr390gbGwaktsiT9lcFBEQUoL6m84pJWoyEWVYCtYt/9wXhdK+CZhCUbDj6tPUTdCAq0wSlm6iMY4IYyh/J2x7ax2TdWr1f0IIYA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744037644; c=relaxed/simple; bh=4w78mRBZGZNNPI600JuP+cOnyzbvyrz8F2Axik6zU38=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=E8ZEXbZW+Y4YsWeY+l9uKL1kyMAhBINNFKz2Q9DragSEM0FWw5lW8qgUot3vu4UDgV2FoJM8wfaB4hRrhvbdkVmBPXhdJHdXcteZ1Y8Ad+N7LVlEXzP26+HmcYQMONH2F/wiF6Mhud0sSVVGYan9fuN69LrnuY36KuSNkgC0KY8= 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=209.85.166.198 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-f198.google.com with SMTP id e9e14a558f8ab-3d5da4fd946so90822865ab.1 for ; Mon, 07 Apr 2025 07:54:02 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1744037642; x=1744642442; 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=87eXy0/HAb1l8mSEeghgon1TgAuvqIEpPCir2UTgld0=; b=DEM2L6VV6eSRR3GXTYSen9wMybT33F93JFL3tuDpd2n4NXmxBUJbPkBZEM5D5fBVeb JJsmWPDrb1ym9KCM4WviVadgQPUbIWOWfAfuPAWOdRurZCN1Bxlt+2RzyeNGpMHt2Owv Cz14Xbl1n9YkYLyD9PqezdajXoRFS9ddzED/3Xuoq0oypbXwQKOYjiL14/QzskiYKfsq /b6ijRDvdMOV6+HVWAF/loYfAsGlgfuCeFeDFGkll0NjYbMBvyny5V8JSWC8zUkHzlu+ 2tpRTe/+7LvyDrQqqHjOg8usvDqZXiWsW9+wUCljWv3WRPQ5Gt3f1YdXBkNuUHaRBrzF Ymig== X-Forwarded-Encrypted: i=1; AJvYcCUMwPYpqTUc9nz337Ba3VVZh/YrTlkxfZi4Qw6XLyH9yoYQOvcLiddXyHopSCuMauJXoInmKd0=@vger.kernel.org X-Gm-Message-State: AOJu0YytOu+q1T3LhCHGGiiwdIAQuye99BXOn+bY0XxUs7ZNqziLQnM3 VunEYdU8dTEnZYmgesAhicaKXZxjOLzSxJJ6ecERJR0YmbxyOnksMBMDGE8oHR5Gm9DjCbMO7p7 npTleN88JzdJ8H0KfrZCUs4K6h066XOC9JxMpfdBc7RC31qXHKc53ALc= X-Google-Smtp-Source: AGHT+IEApL7+tBTTM3/AYmjFUw2oyXy+24vzKRuL5QFleomUWv+TfmCZZ8M0Kz2xXcWYob1yS+NvoqfHAmDxj9IcA/hPSIfMGIXL Precedence: bulk X-Mailing-List: netdev@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1fe7:b0:3d5:bdee:8a8 with SMTP id e9e14a558f8ab-3d6ec52d113mr84753915ab.3.1744037642206; Mon, 07 Apr 2025 07:54:02 -0700 (PDT) Date: Mon, 07 Apr 2025 07:54:02 -0700 In-Reply-To: <20250407141747.92874-1-contact@arnaud-lcm.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <67f3e70a.050a0220.107db6.059f.GAE@google.com> Subject: Re: [syzbot] [ppp?] KMSAN: uninit-value in ppp_sync_send (2) From: syzbot To: andrew@lunn.ch, contact@arnaud-lcm.com, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, linux-kernel@vger.kernel.org, linux-ppp@vger.kernel.org, netdev@vger.kernel.org, pabeni@redhat.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+29fc8991b0ecb186cf40@syzkaller.appspotmail.com Tested-by: syzbot+29fc8991b0ecb186cf40@syzkaller.appspotmail.com Tested on: commit: 0af2f6be Linux 6.15-rc1 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=11f81b4c580000 kernel config: https://syzkaller.appspot.com/x/.config?x=2a6e21b5ffe4f6eb dashboard link: https://syzkaller.appspot.com/bug?extid=29fc8991b0ecb186cf40 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=105b3b4c580000 Note: testing is done by a robot and is best-effort only.