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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by smtp.lore.kernel.org (Postfix) with ESMTP id E16ADC433F5 for ; Sun, 28 Nov 2021 09:38:01 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 0225C6B0075; Sun, 28 Nov 2021 04:37:51 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id F13B96B0078; Sun, 28 Nov 2021 04:37:50 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id E035F6B007B; Sun, 28 Nov 2021 04:37:50 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0150.hostedemail.com [216.40.44.150]) by kanga.kvack.org (Postfix) with ESMTP id D115E6B0075 for ; Sun, 28 Nov 2021 04:37:50 -0500 (EST) Received: from smtpin14.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 8EB7C8C5B5 for ; Sun, 28 Nov 2021 09:37:40 +0000 (UTC) X-FDA: 78857836680.14.0AA376D Received: from mail-wr1-f50.google.com (mail-wr1-f50.google.com [209.85.221.50]) by imf13.hostedemail.com (Postfix) with ESMTP id 05EB8104628E for ; Sun, 28 Nov 2021 09:37:35 +0000 (UTC) Received: by mail-wr1-f50.google.com with SMTP id i5so29585937wrb.2 for ; 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=0CcInVCvzpAKUVXcb+Jwo1DIDH7FxizWlWjvDVWnfyCmZcKOEZ0ioO/hlZQ8ts+mDV y1C76fXYbpwpqqVNt8roj1ZABg7BAGaUuzWNFt6gA7p9LWMJIxujINBbjJbJsYMBQSKV UCyOz5Fy0hQVqhow9PGIrZeQUA0ykf/sXOmtsQML0w6uT30V22e9ZfH+rekQe0M9jLQS YpKwU1qkYJtGXUUsdSnSC+CkD2xOkuet5QaJu+O08w4MeCAHGLkKCOG0rm3XS+/8RuCc pmulGGrhXSw8xf0uXPjsNeHKIDWKXypSNoAAViahvePTBJ6+HlWDMOhmO8OCaQ8E9YA8 hDJQ== X-Gm-Message-State: AOAM532Ydcv2ubxWcCUn48EX1GdIp/g1ECsu4PLxUI/hTrCSPzCcNY4Z oAWqc841CghwipqlMGtw+zU= 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> X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 05EB8104628E X-Stat-Signature: ai3q18ridiy468qjqd5yfjd7xh63j4ii Authentication-Results: imf13.hostedemail.com; dkim=pass header.d=gmail.com header.s=20210112 header.b=UoLCJ211; spf=pass (imf13.hostedemail.com: domain of qydwhotmail@gmail.com designates 209.85.221.50 as permitted sender) smtp.mailfrom=qydwhotmail@gmail.com; dmarc=pass (policy=none) header.from=gmail.com X-HE-Tag: 1638092255-770662 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: 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.