From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-il1-f199.google.com (mail-il1-f199.google.com [209.85.166.199]) (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 7EEEC1386C9 for ; Thu, 31 Oct 2024 16:16:04 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.199 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730391366; cv=none; b=BOishx3wHe06g6OlHyark1iJXifNiLe0LKcTG5rxI/U8rt051oT7+UgV1e0kvIA5Rdpl5G6C7txQofiGrutbbC7lIjHC1GMvpXEZ/TfGsxi0qS+QdDAVP4YmY1HFY9q/vJkkfV1bQryxeZC2qPEhuVVgFKzGnJav9AXr3EEglGs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1730391366; c=relaxed/simple; bh=r+qpItkb7jm3sKFuN1I9GGI0Fhr/LaXcPgtKZHcJsRg=; h=MIME-Version:Date:In-Reply-To:Message-ID:Subject:From:To: Content-Type; b=Yp7L+iLprZ/c1pMcCO3mTZxwdPFID8WZxEvgjs5AVkV+wtmTgo3rEdnbU5e9cwmFtB5H3qEd5SbQWquGRY0A8/Di381JqB9UGSeBQ+7ktNU4ib91eifRn35rSjq9M1dyh8JQ3XN9XgVR9AcesUC2AMh1BSI9+GUuVHd9iz8E/i0= 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=209.85.166.199 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-f199.google.com with SMTP id e9e14a558f8ab-3a3c9886eccso10740735ab.2 for ; Thu, 31 Oct 2024 09:16:04 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1730391363; x=1730996163; 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=eIuVMfyhxzO9ySVh89pLxrqcHKyp4GLyv7o9dDWPSok=; b=C/6iiAb/N0zRhYLdY/f5ASp4zIr9uHNsS82BQ51n0Q2HFMl3cNKA1gRMQaHHsHL34a vTSMNTLEXnG5NhBG2J7UkB+JfspOfm84CYPkQg2rw9TjKY762N+gXcBaBJejMSZOc8Bk VaWqYg9fMvZw7kUTUfLY5VzHkVfx/lHT6wzYmnpE9mHoYbwZjI1VINjQG07+26aVDs9D iIbP/BMszn6yMdCZPc72rttZboyugAgEsYS83S+KUAFIvL3sSGnDIIvx8ihCrfa5Q/ol +cyJXlZyTnsLeC4OLc9vUbiNI2WvP4ToO4/MgDkele62Msc54Q3eutggxcTHr+8Wnc7F oreg== X-Forwarded-Encrypted: i=1; AJvYcCWnCqAc7rVXiUwCwIuMRSnoE05aAATP+RkFp24FIfU/eNJCDRpzJSlD0n09L2zUVB4yxSr0NRr9AfpE3Vs=@vger.kernel.org X-Gm-Message-State: AOJu0YysWOCFSYI+retFMUbwxbCn1x7gsZVxbiIaysuc4FPza4CqCAQP BTKj2+N/0wPsocdPVwg9mq7MN4dBx/bSalOX1fPIaOHDPF4+DVkilN5o0S4RT3WFpO758Dcdkfn pACEp+8k3FXpS+ys3VCWaPIw6J9pnSgzbefqrZypnVpTasOGXkJKggzE= X-Google-Smtp-Source: AGHT+IEo/BGyXLAGCx+OHQi/PphSmBFD0XQ1zxoj+oxbaX2jSHcfpLjchrLJjoGsgRrvwCssJHcn4+0zJ2VdguwL1Tmp6iICzfx1 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1525:b0:3a4:e2f1:936b with SMTP id e9e14a558f8ab-3a609a2afcamr39097855ab.5.1730391363755; Thu, 31 Oct 2024 09:16:03 -0700 (PDT) Date: Thu, 31 Oct 2024 09:16:03 -0700 In-Reply-To: <20241031111732.2607-1-hdanton@sina.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6723ad43.050a0220.35b515.0162.GAE@google.com> Subject: Re: [syzbot] [mm?] kernel BUG in __page_table_check_zero (2) From: syzbot To: hdanton@sina.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+ccc0e1cfdb72b664f0d8@syzkaller.appspotmail.com Tested-by: syzbot+ccc0e1cfdb72b664f0d8@syzkaller.appspotmail.com Tested on: commit: cffcc47b mm/mlock: set the correct prev on failure git tree: git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git/ mm-hotfixes-unstable console output: https://syzkaller.appspot.com/x/log.txt?x=1548a630580000 kernel config: https://syzkaller.appspot.com/x/.config?x=4aec7739e14231a7 dashboard link: https://syzkaller.appspot.com/bug?extid=ccc0e1cfdb72b664f0d8 compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.