From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-oo1-f70.google.com (mail-oo1-f70.google.com [209.85.161.70]) (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 0DD631E86E for ; Mon, 26 Jan 2026 03:10:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.161.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769397008; cv=none; b=CUnZGkEUC+R0Cd8RAQTBk+GRvcGLsFMH5/ztgblQt7GcJ0LggfxWjxO97lF38dAZmXkIgfJyVB8bUke+hkF8GZ+pZi4fMB3FCc8JR8NiYKIgeFcVH6Jyiwi9ebnCkFpfvdcBwfUG0CSdjpvXDiKFV6ENHsRmaajlSJQhS1xDv6U= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769397008; c=relaxed/simple; bh=er15hSOPF3WtlgZ4NSEVhtUkCCIePg6FBSgp+/V6djk=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=mzDRlrSaZUlaIHZ147OKrZ/Ol0HHFgogCN8f0cryYJnlKpd0YQvVS2SKUGQ4AJGY9vlsiP+Jl+gRSHKIXrrZjKJRdCYUOsOmw8oIavdpFyIVVlfKu0m/DYphK0LW9nTIVYvfNm1wyFSDO72I1M5S1roM6n02V7TAZbcSXRCaSvU= 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=209.85.161.70 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-oo1-f70.google.com with SMTP id 006d021491bc7-662c1759118so10117790eaf.0 for ; Sun, 25 Jan 2026 19:10:06 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769397006; x=1770001806; 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=ZKiPJjpg6FNke0HBOUqFE5pngpIRpB7no1eecJkZI0g=; b=vFz7IWEJRWnI5GPPlI7qiY0mCqfiLhXDKJbfYO/ZcTTa+fZ3ggTKmrmXUNl9pupiVm wKQYxoYNm3hhlTfAdynS2tiYtesxhXdonmnbvTi74SIfsXRHTcKknAGSVVreWNCQbP7v 6kgrQq5iq8cEwm7cO669GNVlCWf0H9VHXvzLIlYlqHP+VQ8CjZKNIW/P3HIX+5A94reZ THkLk0i7EeIcDx9YcigH1ds5dhwF7bxpY9W3bGJUqWLnPyv52lam17ZXMkmEaL7riVvE lOu3pSVKFxl+H7P+bdFuaq7FzBhjrciqHTEdXtZaAJ389tCy4UwiaaBXYGqwWclOcp8H BL3w== X-Forwarded-Encrypted: i=1; AJvYcCXURgz13F5OXL0J5bcW0H9GuLxIG9tQuI14z/XbFcd8q8/i7ovq58N79Q9XVQLakLvLdBwMGKsbBOkLH0A=@vger.kernel.org X-Gm-Message-State: AOJu0YzuJW5JtBuCLISzekgFzRc728pZsSS6gqUZi0G1+U7e1k+aEK17 8jLPOqF1C6wtT5+U8PG3zR3B3Kpvm6qi2STlKz2UPZlUVyneZjuJ3MwZZoF4Lh6jDMPV7FgRpau Z4culWBCtsZqovUKPD2RegD5OVhPH0ZV7OixAYd+A+gBx9g9nSplgnLbAp2E= Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6820:221a:b0:661:802:9d73 with SMTP id 006d021491bc7-662e0a01e52mr1754662eaf.9.1769397006053; Sun, 25 Jan 2026 19:10:06 -0800 (PST) Date: Sun, 25 Jan 2026 19:10:06 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6976db0e.050a0220.1d05e9.0008.GAE@google.com> Subject: Re: [syzbot] [iommu?] KMSAN: uninit-value in iopt_pages_unfill_xarray 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+a0c841e02f328005bbcc@syzkaller.appspotmail.com Tested-by: syzbot+a0c841e02f328005bbcc@syzkaller.appspotmail.com Tested on: commit: 63804fed Linux 6.19-rc7 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=172211b2580000 kernel config: https://syzkaller.appspot.com/x/.config?x=8bf02b9e495b9fcd dashboard link: https://syzkaller.appspot.com/bug?extid=a0c841e02f328005bbcc compiler: Debian clang version 21.1.8 (++20251221033036+2078da43e25a-1~exp1~20251221153213.50), Debian LLD 21.1.8 patch: https://syzkaller.appspot.com/x/patch.diff?x=1302205a580000 Note: testing is done by a robot and is best-effort only.