From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f200.google.com (mail-il1-f200.google.com [209.85.166.200]) (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 CED513D6F for ; Sat, 11 Oct 2025 06:52:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760165527; cv=none; b=uUrJWQnWNNc7wPd6y/ljmg2PlzHqwPQuetO1PnfJ2Hl9Hx1q0q7zNy6E/D7Y1oN8hwvDuw8EKSGPxCli1GzKYJ9BaFDseUX6/ZFYBcVSHVxZscVAwvrhkXua5gnfxl4Vy/x4zNqj0xTe2h8SENfMrQk8RnZC9r2VvUuaPdZA+3A= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760165527; c=relaxed/simple; bh=hQodxI56GXZhXXsn1t/LSw5kX99EnYpr7QJS/GLaz0k=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=V/tTMiUnC/7VkpdPDlcG3suhpPum145S5ZnMrSnOHSmpgvTKOwfI9R9G2iXeychx4wrTBBt+bQD48RB+kEhPSsbDHOuF6cSIGB1+j6mX/u+yJXjAoHyD5HWRvYO+Cf54XCNVegqx934KLKlx6Z+uLV/yKswUVKuTyv56d/vO1nM= 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=209.85.166.200 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-f200.google.com with SMTP id e9e14a558f8ab-42486b1d287so220887975ab.0 for ; Fri, 10 Oct 2025 23:52:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1760165524; x=1760770324; 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=JLm7A6hf1W4lXH1uuIDcogesc/sbx+V1jAWgILy6mCA=; b=tkS9TdHyvjlASyFVrBU0vC++d3TOKOA09IdrWGustZYQt32LhKiG/a8ZXm81EJfLe1 Z9MNuPpC/+Wm13UG8CkByHKvFqwqgACYZ5X6aKbGc6l4wkguZGRBOeaMRZZKtytoQLev tpvs0hXQfa+n56L6SEaNYL3mo6Djmf2lE3kRuvMGe2iUrnMc0cxVN4tMZa5v7LXDGb54 g66NBfGakDIGW5GwxhCcSHjykHmOhaM9tndObvIrovGLwEIpCyWmKQyPPMNaLKHk//8l CFzGsez2mh7CbCj13tw0Qbvlfz+6Hq365FETL3rWKh9HfVmtmOaTJn8BQdLGW8FVj2u6 qH4g== X-Forwarded-Encrypted: i=1; AJvYcCUJwHK2UQirDncWu6xsLvGGTLnBIdao8iz9SqTW3D5RxBtUijy3x+L56wJn8se2p9n07qIqJPv1k6cH+RU=@vger.kernel.org X-Gm-Message-State: AOJu0YzseSIUXmq9tdumBDXXkSkoXdipEa+QmG/6F8eqLsgiY9SJjjh8 6gZbOHm7JdOPKBFptzY5/AyC76m9e+yiLUYGbVolhIRRPp1fd1No/tzTqp70LDfKLSKRIxAdScZ c0ccRu8FNwMCvhxPpdkBIQB4NGdEw3AG74V/CsiTrHhT3ny81cI/tQsVJNCA= X-Google-Smtp-Source: AGHT+IFoeXimuKuU8VmJ8GaCureNJChkiLIhKaffDqOxisGeqWHM1vEKnXovKi5m+rBvCpqWnERfApUHoi3UR9YwEf/+lZH0kUre Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:270a:b0:42e:72b5:f900 with SMTP id e9e14a558f8ab-42f872c0da6mr165813055ab.0.1760165523816; Fri, 10 Oct 2025 23:52:03 -0700 (PDT) Date: Fri, 10 Oct 2025 23:52:03 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68e9fe93.a70a0220.b3ac9.0003.GAE@google.com> Subject: Re: [syzbot] [virt?] upstream test error: KMSAN: use-after-free in vring_map_one_sg From: syzbot To: jasowang@redhat.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+ac856b8b866cca41352c@syzkaller.appspotmail.com Tested-by: syzbot+ac856b8b866cca41352c@syzkaller.appspotmail.com Tested on: commit: 07394736 Merge tag 'for-6.18/hpfs-changes' of git://gi.. git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=60ff1a9f60b0f77d dashboard link: https://syzkaller.appspot.com/bug?extid=ac856b8b866cca41352c compiler: Debian clang version 20.1.8 (++20250708063551+0c9f909b7976-1~exp1~20250708183702.136), Debian LLD 20.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=11361b34580000 Note: testing is done by a robot and is best-effort only.