From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-io1-f70.google.com (mail-io1-f70.google.com [209.85.166.70]) (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 5E1EF2D97B8 for ; Wed, 22 Oct 2025 04:48:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.70 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761108485; cv=none; b=dNKg2xj3s55SiDPoV1JPQx7MDeKrlcp/ii1euhy5uksKXq2RUSveqi9sXueUYgtqoqM5wGr2BeEog+PFdfhq5mPUSCAjIH1lxPUqwBS/wjRboVrGV6jfWLl6FCDuBc1MnJjxBM1VIb+g1QtXbHc4IMS5h6WCSON9VXkzngKnk94= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1761108485; c=relaxed/simple; bh=8me1NOBdMkZ8W6KiE2Z5EFwDzA7nqvNZzcJL2aXnWeg=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=KFtX8s9rBprsMd1W4QgzvsOpwMV3UyzVMu8aO46HKAeHCqsuh1rK1P74eI6dUTmSXa05j+dpt/ScV4lXbvxJPHB7se1r0th0V1jqIP922ZDC9ogHR2YampsF7DOxf/jVHnM79dWbhLBk26z4/ecQ5BQur9jeJcDFsyqJzusVwIc= 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=209.85.166.70 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-io1-f70.google.com with SMTP id ca18e2360f4ac-8870219dce3so682377239f.0 for ; Tue, 21 Oct 2025 21:48:03 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1761108482; x=1761713282; 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=rGJbGP6HSExn3OFh5coEO210b/kwCxD/DWfGK8+Iqxw=; b=uw9q095B4R2uuobozqYtga03256BkcbbAfsYs3q9k+PQ+OEiMNEDgttvhWe85pNvJU lvue8Ap/4L/muBOhCbFIT3XzjrJ+ept8r2TOjOhoz3rNru+Dy2D3sb3Fg01aqqFOXE/0 FAsFBOPFf5jYeLVTQKk1qIyMb6rZHpHAFs8aakFLVg9tQMYKnp4bvPGgRVZc6hqV4YTL +XG5RLyaq92cvqMGgJ2+48522ijTr6rv2k4LV2sUFeV54qQgQ8oUazgRMGYymfPK4a5+ OYYTGb88ftLbV3zLVb9gE2byrwFn0MKii9r4j84/7XVmEYUGQx4cNqXq1PbVtEwvUb5Q OaYw== X-Forwarded-Encrypted: i=1; AJvYcCVNker6OurLomo0saOziRfUgfym1Fuho6fNOm1h/QdXHCvXsTJ/yhq9YVRW13nPXuST0p9yvg8tNPGLo58=@vger.kernel.org X-Gm-Message-State: AOJu0YxJ0YZ/JYAf0Hvcm1UilgWO9W71jl12gp3avEsVYdIj2NyXYj6e +SFgBaI8zCCu6WGKOns2od81kjS28pK7DWnKNVWjzh9vhqKF8/AyMcJJ5nrY/PGyZmJXfhUxWRT dJbK4Sf20ks/ut8yuf8cWwux3W6irJZVwdAbtuFLFevCUyjPgwQxZfu88Ri8= X-Google-Smtp-Source: AGHT+IF9oPWKkDUOteEUy3jL74Mz0URO0/ArLBGt57BGmHyjtwRCtxvu3LROu/TzTH0l4z79H0ZLFkecLyTIWykcDTpRO2MeFHBN Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a5d:8742:0:b0:8d4:2004:ce3 with SMTP id ca18e2360f4ac-93e7627d018mr2441080339f.4.1761108482539; Tue, 21 Oct 2025 21:48:02 -0700 (PDT) Date: Tue, 21 Oct 2025 21:48:02 -0700 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <68f86202.050a0220.346f24.0031.GAE@google.com> Subject: Re: [syzbot] [mm] KMSAN: uninit-value in sw842_compress From: syzbot To: glider@google.com, kubik.bartlomiej@gmail.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+17cae3c0a5b0acdc327d@syzkaller.appspotmail.com Tested-by: syzbot+17cae3c0a5b0acdc327d@syzkaller.appspotmail.com Tested on: commit: d1d7f15c DO-NOT-SUBMIT: kmsan: add the kmsan_exceed_ma.. git tree: https://github.com/google/kmsan.git master console output: https://syzkaller.appspot.com/x/log.txt?x=10eb63e2580000 kernel config: https://syzkaller.appspot.com/x/.config?x=87f87e008168c835 dashboard link: https://syzkaller.appspot.com/bug?extid=17cae3c0a5b0acdc327d 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=124803e2580000 Note: testing is done by a robot and is best-effort only.