From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f198.google.com (mail-il1-f198.google.com [209.85.166.198]) (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 7E88520FB for ; Sun, 31 Dec 2023 02:15:03 +0000 (UTC) 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-f198.google.com with SMTP id e9e14a558f8ab-35fd46fe86aso97341035ab.1 for ; Sat, 30 Dec 2023 18:15:03 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1703988902; x=1704593702; 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=7Tzz2GtFrkOgXzeYUvw50nmgvRrC1drHiZnZIOoJ1+A=; b=RLIPFPg3vxq5ycHM/uS0i5I2cS4+QDHEXxLLlxKZjKy4MvnDa9Vylww92j/01S5eIb YBPszoHvcfoi5ePbKhItEmOmLRalKOx1E7tL8z4CxE9y12XxWepn317LNHvY4kdZUJWS 4zVjpY551zJrKrDtiVFO/FmEqSEuWZqK1yunhc0Daf+rPLka+YMHmTqtfpCUlDAT7j1u LiUHyR8XENKmfHxYN6mG7iB5ASz/cuuNpRLtVIrjxJ3t/CWhbEOiOcfh1KGgPg1DDGyK qjT9gdGB1r2JRbWPRXeXOp2jKd3kDmMs2X4fj1EUqKGCVZK7u3EQxyqFdnhRQWJmvQ0R lSUw== X-Gm-Message-State: AOJu0YxZKGZSB9scxWLcREMLVy1a6HKVRi2CrNAkgWO86zXfNcDWNfqQ xEEemu36K7XPR+N3ZzY7KBjk6HW0l+WrUeNeM8PutH0uuPh7 X-Google-Smtp-Source: AGHT+IFg5uw64E+lUC8v/SoG8OSTPMpz9C2zyBqhtnLUjBMPGu53G/YEP7dngx/g7COTfbl697mH00Y5jghBZIO5GTdwUMyIqP4B Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:2191:b0:360:9dc:888b with SMTP id j17-20020a056e02219100b0036009dc888bmr1046913ila.0.1703988902743; Sat, 30 Dec 2023 18:15:02 -0800 (PST) Date: Sat, 30 Dec 2023 18:15:02 -0800 In-Reply-To: X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <0000000000003fd613060dc4d5cd@google.com> Subject: Re: [syzbot] [kernel?] KMSAN: kernel-infoleak-after-free in copy_siginfo_to_user (2) 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-and-tested-by: syzbot+cfc08744435c4cf94a40@syzkaller.appspotmail.com Tested on: commit: 861deac3 Linux 6.7-rc7 git tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git console output: https://syzkaller.appspot.com/x/log.txt?x=13c1bf11e80000 kernel config: https://syzkaller.appspot.com/x/.config?x=e0c7078a6b901aa3 dashboard link: https://syzkaller.appspot.com/bug?extid=cfc08744435c4cf94a40 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 patch: https://syzkaller.appspot.com/x/patch.diff?x=13310ef9e80000 Note: testing is done by a robot and is best-effort only.