From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DE137C433FE for ; Sun, 28 Nov 2021 09:39:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S239477AbhK1Jm5 (ORCPT ); Sun, 28 Nov 2021 04:42:57 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58646 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232449AbhK1Jk4 (ORCPT ); Sun, 28 Nov 2021 04:40:56 -0500 Received: from mail-wr1-x42f.google.com (mail-wr1-x42f.google.com [IPv6:2a00:1450:4864:20::42f]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 947D8C061574; Sun, 28 Nov 2021 01:37:40 -0800 (PST) Received: by mail-wr1-x42f.google.com with SMTP id i5so29585935wrb.2; Sun, 28 Nov 2021 01:37:40 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:message-id:in-reply-to:references:subject :mime-version:content-transfer-encoding; bh=yS8bp9p4OwbBcDXZwjKduN0ErmvAIr72SeQf1xhGQqA=; b=UoLCJ211PuMXgLgOHMXTlOMJQOtUGt+mwX1mOKYjSfUH1AfLHF+UmkiHWcUS5UF4AE ilwrZXuqrh3dTmCh5ZAqJdgbzLFK1QTjTpQGhjwzbhnwZXiN8hHE9zlt4gLVGpymLpTW b+hCTsRz5ZYjDHJsh3XBnCm5tu/XAI51E3A+ICn3jAqhgK4vMssfe77NHPntUTN66QkN KcOFfDJiIIYoUK8KBmkFZVbZB7xRAkVl4TU1X6Po+qXjL8kmCANov4PoeCedx4kmdMzE S9/tEr8L8CO0vTuo48oi18DyiX6UvDDXSSTNj46f4MJvVHloYyPyjm4+XUIZkVMdJZ/0 wSbw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:message-id:in-reply-to :references:subject:mime-version:content-transfer-encoding; bh=yS8bp9p4OwbBcDXZwjKduN0ErmvAIr72SeQf1xhGQqA=; b=Q7WrmpCuX5vLsUGlQRXFGWci+7Eu0yFBFiCUxyDGEjZs38DtbEYu6XL8ptWDCZumlz 0v/zo3TdmOGQ6lIOyYg94i7JTbu5h6162anCfvs9BHybzl35T2mW+oZ6+IY35xwknX+3 GkvhFMpVNTxRn4+GKWPaHav1wYZGd1aVKWAhp2/Gwg5LSklA3Rb1bftE/Jf/sKo4aUMX vVShDdGBWBsdcXcYrfKevk4mvkxkhPrrP+h3Wz93U6ag8dNWfNz1duyHrDfKMpbjyhNB Tu074tUX0AyBp8pcG2cpjAA/SZn52dDMdl6zSjXiXx99PdhdJa1GAPGHthkUUpSqBH3x 9Icw== X-Gm-Message-State: AOAM533d+eUPmhyp5/dpWVIklRjfZCui8LOOjyr3E2i0i+6mQD5jhHW/ 71LfN6d4K4ZohQBuQnC6Q6c= X-Google-Smtp-Source: ABdhPJwDPlBHu0ZPZo7nnrznGM1T0IOJ2mdNfzw9v4BO817dl5OZQrlSy0VbGE6/+AYX1FxdwinhWA== X-Received: by 2002:adf:fb4f:: with SMTP id c15mr26530815wrs.507.1638092258891; Sun, 28 Nov 2021 01:37:38 -0800 (PST) Received: from [127.0.0.1] (static.235.156.203.116.clients.your-server.de. [116.203.156.235]) by smtp.gmail.com with ESMTPSA id j17sm15530918wmq.41.2021.11.28.01.37.28 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 28 Nov 2021 01:37:38 -0800 (PST) Date: Sun, 28 Nov 2021 09:37:23 +0000 (UTC) From: Fusion To: Pasha Tatashin Cc: LKML , linux-mm , Linux Doc Mailing List , Andrew Morton , David Rientjes , Paul Turner , weixugc@google.com, Greg Thelen , Ingo Molnar , Jonathan Corbet , Will Deacon , Mike Rapoport , Kees Cook , Thomas Gleixner , Peter Zijlstra , masahiroy@kernel.org, Sami Tolvanen , Dave Hansen , "maintainer:X86 ARCHITECTURE " , frederic@kernel.org, "H. Peter Anvin" , "Aneesh Kumar K.V" Message-ID: <7d339956-27fb-4eb6-bd73-791807ddef56@gmail.com> In-Reply-To: References: <20211123214814.3756047-1-pasha.tatashin@soleen.com> <20211123214814.3756047-3-pasha.tatashin@soleen.com> <6d82e674-76dc-f3b0-2e53-a92eeb249eff@gmail.com> Subject: Re: [PATCH 2/3] mm: page table check MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Correlation-ID: <7d339956-27fb-4eb6-bd73-791807ddef56@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I ran journalctl -kf to see what happened when my system freezed. There are "IPV6 table full" error messages and khugepaged constantly reporting RIPs. So it could be when memory consumption is over a certain percent, the bug will be triggered.