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 F00BCC8E0 for ; Wed, 7 Aug 2024 01:22:04 +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=1722993726; cv=none; b=NnmlGMnHpzV8J6dSQI3p7f8MSQPnLfj8i6pvGVo3kzIS4SwyvXZg3eO53Lh1RDeVN0CJrVIx0mfUXlB8o4DT7YXP+cdMu1nUYZr+NEhvL6+JCjVZwUy4pQX3ItzbiMRFVwXdAzjP8vVQttzLBD7qXEVkM3kfcXrK/BpqSR13lGg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722993726; c=relaxed/simple; bh=lNQmyI3szFaQOfmQtO0YuI3h4GOrATDpsdyHPYzq1iY=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=a+JonycTXfsWzw+TnapYUTQDG9TJVDXn1VLijpOyHauQWUCIVj2jclI+PHLNcqlVtlBDHlVWwlOPpcBNBple1m35Whly3TPu2CVclRgh6lXk0fNrd+i7F+Vkwfe/dvJsoi7XTpCMbBOJtm4t76T7ngFc/3puyaVmR8lIjnKp5tE= 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-81f99189f5fso180598339f.3 for ; Tue, 06 Aug 2024 18:22:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1722993724; x=1723598524; 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=JqkjxPdbFznXGXTnCeFHcKTFCWkzVKxwzRGAlqKPb18=; b=dbCrzcpf9GTUhsVj7trAwLkmNR/Qg1J2Oc0ednEmL+dmdaZm1qTTTKfVhiNF0vwn7Z G/2OVQfQ9vWa6nFzk/QCOSD1VyIeVbsagwsJrz9pj/bFxeVEPMYC7IZPtWtE1oxekr+m SejDrjkvlPbfQYGP7N8vkoVC0zQ/7qGCdgTeZEToZchFOmypJuvNZQfV94cgyHhdBvTo GJOY6etkAYAHihv5TWGx8fGNAIKOoeSu8qdlRBa4Nhj0EYS0gJT1gc21u5RifiluWJvu +knYeeaAskE7J10LjDTOrmJjbBxwiuV+vJomIQDxVww+MyojexgZJdg9TwIrYAiM6d3Y 02bA== X-Forwarded-Encrypted: i=1; AJvYcCVWCSjUNQjpO4XdYpObsBK1yJm12vrocpqYAbZ5dFxcNQ93Bg3NSViLekdi8DT7uklViclkfa6ZuVl6gNpIT/a0g+2PwfjAhuTIeoeJ X-Gm-Message-State: AOJu0Yy47tjLQbkx/0iQNs9F6knLP90/VxbD74zIWpBxkd226S6cq0fT UDvj6cPVW75F4Xl0vZ0c575T2NKJ8utgZcdSLIdD36598m9P5vExcCEfrDP1OwWDpPuA4SFHjEd cnnWS9U1mZePDTrM/wfb08rD4LE1/jMXK8iy0cklDNsiQQLt8ZTKDUJA= X-Google-Smtp-Source: AGHT+IEyc3ELMgf/Nq3156UOnN5FSmHIoGVjFTmZoYObQsZ/cuYMVtxhpBMjLc09fM6tYo0WE5//tH0ClyU601+C12ZYHtgPRlge Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1988:b0:39a:ea7d:2a9a with SMTP id e9e14a558f8ab-39b1fc7d74cmr14208155ab.6.1722993724042; Tue, 06 Aug 2024 18:22:04 -0700 (PDT) Date: Tue, 06 Aug 2024 18:22:04 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000df4c76061f0dbc17@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=136c665d980000 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=133521c9980000 Note: testing is done by a robot and is best-effort only.