From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f72.google.com (mail-io1-f72.google.com [209.85.166.72]) (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 719771DD3A8 for ; Wed, 7 Aug 2024 12:12:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.72 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723032727; cv=none; b=epGZoAGvxPKIkEYS9kC4QJ5fRDdEq1uR3qjbApYG5Ol0Cv8AGls1LyGFk5lGmMhvNgiHgTLcYbI+3sEUOVGkxhe4ykrWGEYQzr0sZO+jJyhPKNeD35bWzPzs43TDCPIWI3eil2V0ZCCEgrajzVcX+fx2Ddqb8VgK6/VhYRB4+Ts= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1723032727; c=relaxed/simple; bh=JvSJVocl5RvIt6PoDWmD0hbrDICVsMmYgrEnprGyLA0=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=sf+0MGvaUQampl0qO60r75RwGThlg0ytW3F+ktA4FKoXc4KwKDVD7Zt9oQ0ubH9yHCUgHOZVKMR7Jj6jIHE7ZQExtwiqfA7Wunn+X2xkAyTfIHnpMl8490ZCP4BWZTKk0ui84CoejO7f2DT5CyF2UlyuGOrPm0LA62eZ5ScLWcE= 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=209.85.166.72 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-f72.google.com with SMTP id ca18e2360f4ac-81fa12a11b7so236648839f.1 for ; Wed, 07 Aug 2024 05:12:05 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1723032724; x=1723637524; 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=BDzNgwBWcDzLpU99qB7hx8oirDTkQ9ASFrDNIxpBh/4=; b=B253ICT4H159DpQHPFjyW15XMvdbwdNCey5y0nMjvwSRL2+gD6aCfdEnvWGqr+uVmK N1mm3lWGdxGYWL0ohEDAOIJI3J/lx7Pd7En8ome8gKF2bLrI+BnFP33yZ1dS29QUxQfI NKiyFS31bLb9TYcr2jr7KWWmx1L0ndeCBr+YEiWt/DSrbAR/Si24np0iygGPczPoAXBP R5Y4TVHBDWplH9D0vCmfATSbnxK9u3IPVF1HbV8jg2MXuIsqPLN5UJX8r6Ctljy5CYSj LCNuPHnONc4OXy7vhTMInaIghpWoNdzeh6FBaNLab+z8W4fdxNzoyxdR6ct0V80Lo/PG 90Bg== X-Forwarded-Encrypted: i=1; AJvYcCVPlr+tTTvNyIWyu2FMwXPNCfNZMaXKWvhdblrE5Uloa2t493VtNcHlTEoCzQMeWOmiNmThfPptKRlukBhfW/v1Ncjf/oSU6UwGz+6t X-Gm-Message-State: AOJu0YxZIH7ioiOZ2ztMKojHptW0CkSgmjsk54eW8H5kEPH4HXWrJVEx Tko/Uf9OTitK1f/EJ66AHy3xsZ7IBD68QDvlFlKSyhfpFUCi7UYNWQx/9yuvVorYvbVupccPo2C liAW7rhADnL/4w8/VblIr1igtgr7/iB5OGXiNKoQfqkVfs9fzwpHsAG0= X-Google-Smtp-Source: AGHT+IHhtzRZpMjztEyHbzij+7Ag8ItpOfEoGd7p6xxIWeq2mg4orbl9PyPLmaiOt7aenXHJRgdxk17Gm7yA4HnAZSzWpu01g2uj Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1561:b0:397:2946:c83c with SMTP id e9e14a558f8ab-39b1fc4cdf8mr15738045ab.4.1723032724527; Wed, 07 Aug 2024 05:12:04 -0700 (PDT) Date: Wed, 07 Aug 2024 05:12:04 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000007b73ef061f16d1bc@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=15c1865d980000 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=13d6bd73980000 Note: testing is done by a robot and is best-effort only.