From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (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 4033A1DD387 for ; Wed, 7 Aug 2024 10:20:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723026004; cv=none; b=Bis9l8XVLsvOxOXKFricTqxIB10eQ6tBwX6J553Vxpx9EJKylr+8htUQWhlmceW8CqbZPor7TG6Bhd5mg3qlscjwgMkOpK6nIjKx6Zd3JsdX1oBnIh3KWAkYg36UjtcrlbcX3UWZ9UwhyZM6uTrvEeG12oFlmHQUasMdHdyEdwE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723026004; c=relaxed/simple; bh=keWIxLYhpORFuIJlvoSho+uC+SaNm4Bt2dkpXZsCPxM=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=d2qbcrI6Q5h3UU383tlQc2gdrOngildMQX2p9DQMlMP3NQvBazoMxbI26xKnQdawMJumDiLAqtKLthAZ5X8YtAs+jmlf/mvXK/4+TwytsskbniZG2bd/AR8RzUZLI76c6UulGIP7jAd46bC/ALDxT1Lv5GfQLEXdxH8MUfJCoYk= 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=209.85.166.199 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-f199.google.com with SMTP id e9e14a558f8ab-39ad7e6b4deso22359765ab.2 for ; Wed, 07 Aug 2024 03:20:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723026002; x=1723630802; 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=IIwxkFNanEIFzzrWq2pqvNKwPcjv5CCUa75gIxK31XM=; b=gaR3Gu1zzFjOqTAEv/kUvv5eNYaEtTOqav97r8/MO3uK7Q+pflCVvtTblRVcvIuoUl Rm2U10dcF3d2bIRKzVh9pLIRnfRgDNfgThGeb7vjPM736RZs998XhdXTIIuPTd22sQNE /BUiZIvPfyujR7PWqjaUKWqSwLnS3jF7kfcYBqQ2jX5JU2VXdZ3iMn0blG4jnxxhP0jG wckiZtcpfhCc6bRR9GXPTjTg7s7r/AFsPqxK2DP55fgpcz97+lAy8favUaf6oCdc59l5 M3q73o1wjTcO9fZk5vTMKZkNOnukc3Ml/2vMnChIniH1JmHQU9ePiURIDjkkn+/cMY1v 07Eg== X-Forwarded-Encrypted: i=1; AJvYcCVmPNWwdSvQMU2IiQZCGro3b8gRSoqK5Su4Y04WLwU7794mfrTsnpLjW6aTaEE5qQS9SqnFi7DgoqVNQoqVaT6FwI1Fp2PG5hZUX62B X-Gm-Message-State: AOJu0Yw90x4r8s0X5+o4+kh/5LCSZS23wlHHxAMQL7MAwyj9bNfjWLnv sz7LXXq0Lag0xpoamuj8f/woDiusAHY0IcMSQ1KC/XpYiXMWDYziF8JvLhCkxclOJ78bZIKoMEV JK6fF4NsOl6IvTF3aTU1VunMCpL5h6WnSoBY548uAlH7HUkccfb4Wn/c= X-Google-Smtp-Source: AGHT+IFo1Xuh/nJQvNs8e3WwTijwy+9At9EBsz1C/AFWpO8U47/KrAt95I71g6/Qc18m3H6sLDwL6GLCEpzI3YSNJLQUEuX/+Z3H Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:13a5:b0:39a:ea89:22e8 with SMTP id e9e14a558f8ab-39b1fb84174mr12483515ab.2.1723026002318; Wed, 07 Aug 2024 03:20:02 -0700 (PDT) Date: Wed, 07 Aug 2024 03:20:02 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000cea9a8061f15409b@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=10835911980000 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=11743f4b980000 Note: testing is done by a robot and is best-effort only.