From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) (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 07062801 for ; Wed, 7 Aug 2024 08:20:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723018805; cv=none; b=jam8xA4nmTJzaPNBl4GuTTbwEu4t6qrW9WYT2pDWdVW7PbCSmTXPzBy3SEq6u2sEhHGQrBaeTkxJXyOVHR9uflKio1d4PCMu+4Fk5VzoHkpUzxKVMJUJSEKH5C/ZsKqlag4Oqlruf0QCqwEQABvorUKY106XUFkAjJJeZV713qs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723018805; c=relaxed/simple; bh=y0nLgbP6+lsqtOkDvKriTr5VZDQ01ZqKxNskY6l8tj4=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=Jrc0xTEC8ca4xH1B1H1JHl95OPdwYUPzwuUZCFQCp4xIKu3emTy02k/oJnzyFXSnaknn6xHYPtJ06sBBivYW1geQt0gUetRFDSyGcFmzVvwPkgUv+d4lzRX2pAJG1cqknVwspdVfDsRw7b0MemvAvYGOgjvRhRjCOk7zZFAxBSA= 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=209.85.166.70 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-io1-f70.google.com with SMTP id ca18e2360f4ac-81f9504974dso202933539f.2 for ; Wed, 07 Aug 2024 01:20:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723018803; x=1723623603; 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=L5T2A+UUesVETh06KL/V4sZRuvYzRGIN6q6zMcN/thU=; b=uyhgYusLrD6QfdZTzONbkoh0+Mmn/JD5WXu2mDpzu18xgw18O2qKZ2z07GKNwYcNZg Tr7ukJen0ZlQxw/YgNNxQBZoc4VtqmG0yah24LLcOZ0QUYrfh8GisQ7+cnWLseda1FEi TowVLqI/DlMxoJJZ5S5DLcNTIp+q0BhKj3mTKhTKqbbOXkAtCuVXBIXGhfHf/zAf0GQs 9/HlfIviyaWvazr3VG4hX36u/fIopg75j8GSp3E7+9blLUJy5rYOEAl0hCSIzpvjREw3 pwd6AxzJXecw+QeHYA/+/qpStaSAR4QnvHNTh6xJtLybFXzqG0WvL26YN593AvsCvHHa zDzQ== X-Forwarded-Encrypted: i=1; AJvYcCXm/L8ELL9UPk3E1CxZ1P7OiKNJ8gwCy8OTRkYJDYW0zdkbafE3/qYZBisDITEDJwdjnitzCAWTdWF/r3hnLnk+YguXAu7hW1dzaZLA X-Gm-Message-State: AOJu0Yw5/Gs9E1K85sdwGPBfSBijM4e3AxGMlZT6g707t3mm/OtJscw2 vaDedbuof8+LJDt5kvYZDY+3vgyIgfAJDq1pHCdfRecfEIV3gq4RErcfcgeySUj/Cr/xPL4wHq0 mcyuNC3ZWbxqpGjEQ6ipGWKZDm1wiMuSexdMeKSDDQ54N9eqahIIu2t4= X-Google-Smtp-Source: AGHT+IFaBFRGjjeniLeFbQYX1ffjHbY46uP5mBRmyYpenpnr48unkI/v/vNXBFTBvMvWagmHD8vwPP734rqwHGTrVBX0OYHssDC5 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1e06:b0:397:9426:e7fc with SMTP id e9e14a558f8ab-39b1f79cfa0mr11525425ab.0.1723018803107; Wed, 07 Aug 2024 01:20:03 -0700 (PDT) Date: Wed, 07 Aug 2024 01:20:03 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000b36953061f1393da@google.com> Subject: Re: [syzbot] [can?] WARNING: refcount bug in j1939_session_put From: syzbot To: eadavis@qq.com, linux-kernel@vger.kernel.org, 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+ad601904231505ad6617@syzkaller.appspotmail.com Tested-by: syzbot+ad601904231505ad6617@syzkaller.appspotmail.com Tested on: commit: 743ff021 ethtool: Don't check for NULL info in prepare.. git tree: git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next.git console output: https://syzkaller.appspot.com/x/log.txt?x=1255b2bd980000 kernel config: https://syzkaller.appspot.com/x/.config?x=5efb917b1462a973 dashboard link: https://syzkaller.appspot.com/bug?extid=ad601904231505ad6617 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=14f2a005980000 Note: testing is done by a robot and is best-effort only.