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 19F9DD0EE17 for ; Fri, 11 Oct 2024 16:30:59 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 1F5146B0096; Fri, 11 Oct 2024 12:30:59 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 1CC8D6B00B4; Fri, 11 Oct 2024 12:30:59 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 045446B00B6; Fri, 11 Oct 2024 12:30:58 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0012.hostedemail.com [216.40.44.12]) by kanga.kvack.org (Postfix) with ESMTP id DAF8A6B0096 for ; Fri, 11 Oct 2024 12:30:58 -0400 (EDT) Received: from smtpin20.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id B550B161905 for ; Fri, 11 Oct 2024 16:30:53 +0000 (UTC) X-FDA: 82661860512.20.38294C2 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.17]) by imf17.hostedemail.com (Postfix) with ESMTP id 51F6440015 for ; Fri, 11 Oct 2024 16:30:53 +0000 (UTC) Authentication-Results: imf17.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=VISH0XU9; spf=pass (imf17.hostedemail.com: domain of dave.hansen@intel.com designates 192.198.163.17 as permitted sender) smtp.mailfrom=dave.hansen@intel.com; dmarc=pass (policy=none) header.from=intel.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1728664072; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=PilEVqpOkvgNpDHQRrJ9vgvLVfaH+g0M9UoNtV/JGuc=; b=uITcbE9ybYQeeyB+20C9CisOgs8XujecdQIiO9O5wj8n1moo8sHGnX6+fDx6DnJ9E85xhr 13AwllOqtIpKC0Mj8YaxxdKS0zPuHulq8qL6o29MCuh5ddVGDVSin/9b89vmJqXhTZ++ow JjE2YbGHfdIwFSCYquD9UwXBFdJ+ceA= ARC-Authentication-Results: i=1; imf17.hostedemail.com; dkim=pass header.d=intel.com header.s=Intel header.b=VISH0XU9; spf=pass (imf17.hostedemail.com: domain of dave.hansen@intel.com designates 192.198.163.17 as permitted sender) smtp.mailfrom=dave.hansen@intel.com; dmarc=pass (policy=none) header.from=intel.com ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1728664072; a=rsa-sha256; cv=none; b=0fHr4UB772GhnHqzuwxc6xqlCCuM6Tqfw8KxmjuRvJ2vb8CUp67Cazqu6+Fv77mX5meTJN fqG0ZmxiVUmDBUKCBd94x8+6N0WpWcMughfl26ttHBEn4Q792ooGPIa43yFJ31VI04H/He dEqpvZvjfEc3J0aITwrjjRyM+GmkjhM= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1728664255; x=1760200255; h=message-id:date:mime-version:subject:to:cc:references: from:in-reply-to:content-transfer-encoding; bh=D4wxdES45kD71OheLL1qDfAkH905UxGylZqnyrMIYHU=; b=VISH0XU9KHEWHFjU2EaOsaq+o1BsKyQ7FVwijeqLfkxGvYYtlmOxkbes spQT+D7nfqJiO+zTJ0jgZqIHCy3rX3UwsDZ+N+7RQzoeFoApwAt1Txx2N wmI9P6i0eeBJFzr0wqToW7VBFLivkLllL+DgdfQt8cwtzzACVnmdJ7EaC TDaUYlqnSAAWSz/2AX5hfo+P5uHG10ypyW6fWjlyodqGiSJsgEtGwRgnI npONtNiubtp/GA8J1EpUvsC9dmeQ8UBjmmN1xN+niVfOftN5ATaIdb7Eg wMugKsZvLfFyp5hQ6EoxI/6QRkxw3zp/FEsy8YM5OzIcDzBqkIBPyD8up A==; X-CSE-ConnectionGUID: doZWz502RTqTxGcYWir7cg== X-CSE-MsgGUID: 2LvupakJTfG445j9K+vanw== X-IronPort-AV: E=McAfee;i="6700,10204,11222"; a="27940518" X-IronPort-AV: E=Sophos;i="6.11,196,1725346800"; d="scan'208";a="27940518" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by fmvoesa111.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Oct 2024 09:30:48 -0700 X-CSE-ConnectionGUID: V08eUAAeTSOR/XzWSUDe6A== X-CSE-MsgGUID: hI/pOMU+T8mTVsdsA+wwQQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,196,1725346800"; d="scan'208";a="76966948" Received: from tfalcon-desk.amr.corp.intel.com (HELO [10.124.223.251]) ([10.124.223.251]) by fmviesa009-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Oct 2024 09:30:34 -0700 Message-ID: Date: Fri, 11 Oct 2024 09:30:33 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [linux-next:master] [x86/module] 6661cae1aa: WARNING:at_arch/x86/mm/pat/set_memory.c:#__cpa_process_fault To: Mike Rapoport Cc: kernel test robot , oe-lkp@lists.linux.dev, lkp@intel.com, Linux Memory Management List , Andrew Morton , Andreas Larsson , Andy Lutomirski , Ard Biesheuvel , Arnd Bergmann , Borislav Petkov , Brian Cain , Catalin Marinas , Christophe Leroy , Christoph Hellwig , Dave Hansen , Dinh Nguyen , Geert Uytterhoeven , Guo Ren , Helge Deller , Huacai Chen , Ingo Molnar , Johannes Berg , John Paul Adrian Glaubitz , Kent Overstreet , "Liam R. Howlett" , Luis Chamberlain , Mark Rutland , Masami Hiramatsu , Matt Turner , Max Filippov , Michael Ellerman , Michal Simek , Oleg Nesterov , Palmer Dabbelt , Peter Zijlstra , Richard Weinberger , Russell King , Song Liu , Stafford Horne , Steven Rostedt , Thomas Bogendoerfer , Thomas Gleixner , Uladzislau Rezki , Vineet Gupta , Will Deacon , linux-kernel@vger.kernel.org References: <202410111408.8fe6f604-lkp@intel.com> <73d5a6ed-da3c-448e-8cf8-6abb59cb2c36@intel.com> From: Dave Hansen Content-Language: en-US Autocrypt: addr=dave.hansen@intel.com; keydata= xsFNBE6HMP0BEADIMA3XYkQfF3dwHlj58Yjsc4E5y5G67cfbt8dvaUq2fx1lR0K9h1bOI6fC oAiUXvGAOxPDsB/P6UEOISPpLl5IuYsSwAeZGkdQ5g6m1xq7AlDJQZddhr/1DC/nMVa/2BoY 2UnKuZuSBu7lgOE193+7Uks3416N2hTkyKUSNkduyoZ9F5twiBhxPJwPtn/wnch6n5RsoXsb ygOEDxLEsSk/7eyFycjE+btUtAWZtx+HseyaGfqkZK0Z9bT1lsaHecmB203xShwCPT49Blxz VOab8668QpaEOdLGhtvrVYVK7x4skyT3nGWcgDCl5/Vp3TWA4K+IofwvXzX2ON/Mj7aQwf5W iC+3nWC7q0uxKwwsddJ0Nu+dpA/UORQWa1NiAftEoSpk5+nUUi0WE+5DRm0H+TXKBWMGNCFn c6+EKg5zQaa8KqymHcOrSXNPmzJuXvDQ8uj2J8XuzCZfK4uy1+YdIr0yyEMI7mdh4KX50LO1 pmowEqDh7dLShTOif/7UtQYrzYq9cPnjU2ZW4qd5Qz2joSGTG9eCXLz5PRe5SqHxv6ljk8mb ApNuY7bOXO/A7T2j5RwXIlcmssqIjBcxsRRoIbpCwWWGjkYjzYCjgsNFL6rt4OL11OUF37wL QcTl7fbCGv53KfKPdYD5hcbguLKi/aCccJK18ZwNjFhqr4MliQARAQABzUVEYXZpZCBDaHJp c3RvcGhlciBIYW5zZW4gKEludGVsIFdvcmsgQWRkcmVzcykgPGRhdmUuaGFuc2VuQGludGVs LmNvbT7CwXgEEwECACIFAlQ+9J0CGwMGCwkIBwMCBhUIAgkKCwQWAgMBAh4BAheAAAoJEGg1 lTBwyZKwLZUP/0dnbhDc229u2u6WtK1s1cSd9WsflGXGagkR6liJ4um3XCfYWDHvIdkHYC1t MNcVHFBwmQkawxsYvgO8kXT3SaFZe4ISfB4K4CL2qp4JO+nJdlFUbZI7cz/Td9z8nHjMcWYF IQuTsWOLs/LBMTs+ANumibtw6UkiGVD3dfHJAOPNApjVr+M0P/lVmTeP8w0uVcd2syiaU5jB aht9CYATn+ytFGWZnBEEQFnqcibIaOrmoBLu2b3fKJEd8Jp7NHDSIdrvrMjYynmc6sZKUqH2 I1qOevaa8jUg7wlLJAWGfIqnu85kkqrVOkbNbk4TPub7VOqA6qG5GCNEIv6ZY7HLYd/vAkVY E8Plzq/NwLAuOWxvGrOl7OPuwVeR4hBDfcrNb990MFPpjGgACzAZyjdmYoMu8j3/MAEW4P0z F5+EYJAOZ+z212y1pchNNauehORXgjrNKsZwxwKpPY9qb84E3O9KYpwfATsqOoQ6tTgr+1BR CCwP712H+E9U5HJ0iibN/CDZFVPL1bRerHziuwuQuvE0qWg0+0SChFe9oq0KAwEkVs6ZDMB2 P16MieEEQ6StQRlvy2YBv80L1TMl3T90Bo1UUn6ARXEpcbFE0/aORH/jEXcRteb+vuik5UGY 5TsyLYdPur3TXm7XDBdmmyQVJjnJKYK9AQxj95KlXLVO38lczsFNBFRjzmoBEACyAxbvUEhd GDGNg0JhDdezyTdN8C9BFsdxyTLnSH31NRiyp1QtuxvcqGZjb2trDVuCbIzRrgMZLVgo3upr MIOx1CXEgmn23Zhh0EpdVHM8IKx9Z7V0r+rrpRWFE8/wQZngKYVi49PGoZj50ZEifEJ5qn/H Nsp2+Y+bTUjDdgWMATg9DiFMyv8fvoqgNsNyrrZTnSgoLzdxr89FGHZCoSoAK8gfgFHuO54B lI8QOfPDG9WDPJ66HCodjTlBEr/Cwq6GruxS5i2Y33YVqxvFvDa1tUtl+iJ2SWKS9kCai2DR 3BwVONJEYSDQaven/EHMlY1q8Vln3lGPsS11vSUK3QcNJjmrgYxH5KsVsf6PNRj9mp8Z1kIG qjRx08+nnyStWC0gZH6NrYyS9rpqH3j+hA2WcI7De51L4Rv9pFwzp161mvtc6eC/GxaiUGuH BNAVP0PY0fqvIC68p3rLIAW3f97uv4ce2RSQ7LbsPsimOeCo/5vgS6YQsj83E+AipPr09Caj 0hloj+hFoqiticNpmsxdWKoOsV0PftcQvBCCYuhKbZV9s5hjt9qn8CE86A5g5KqDf83Fxqm/ vXKgHNFHE5zgXGZnrmaf6resQzbvJHO0Fb0CcIohzrpPaL3YepcLDoCCgElGMGQjdCcSQ+Ci FCRl0Bvyj1YZUql+ZkptgGjikQARAQABwsFfBBgBAgAJBQJUY85qAhsMAAoJEGg1lTBwyZKw l4IQAIKHs/9po4spZDFyfDjunimEhVHqlUt7ggR1Hsl/tkvTSze8pI1P6dGp2XW6AnH1iayn yRcoyT0ZJ+Zmm4xAH1zqKjWplzqdb/dO28qk0bPso8+1oPO8oDhLm1+tY+cOvufXkBTm+whm +AyNTjaCRt6aSMnA/QHVGSJ8grrTJCoACVNhnXg/R0g90g8iV8Q+IBZyDkG0tBThaDdw1B2l asInUTeb9EiVfL/Zjdg5VWiF9LL7iS+9hTeVdR09vThQ/DhVbCNxVk+DtyBHsjOKifrVsYep WpRGBIAu3bK8eXtyvrw1igWTNs2wazJ71+0z2jMzbclKAyRHKU9JdN6Hkkgr2nPb561yjcB8 sIq1pFXKyO+nKy6SZYxOvHxCcjk2fkw6UmPU6/j/nQlj2lfOAgNVKuDLothIxzi8pndB8Jju KktE5HJqUUMXePkAYIxEQ0mMc8Po7tuXdejgPMwgP7x65xtfEqI0RuzbUioFltsp1jUaRwQZ MTsCeQDdjpgHsj+P2ZDeEKCbma4m6Ez/YWs4+zDm1X8uZDkZcfQlD9NldbKDJEXLIjYWo1PH hYepSffIWPyvBMBTW2W5FRjJ4vLRrJSUoEfJuPQ3vW9Y73foyo/qFoURHO48AinGPZ7PC7TF vUaNOTjKedrqHkaOcqB185ahG2had0xnFsDPlx5y In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: 51F6440015 X-Stat-Signature: 5h6tdngwu63ozhi1oszkqxje1eormjfu X-Rspam-User: X-HE-Tag: 1728664253-866990 X-HE-Meta: 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 Oaym2dLN VBVYMAg9N5oraSBdYf37tzfblDyhbM4utvFiGn809M+YRsG/QC2mgkxblS0XHhtfcikH5lTzpZ8eH2iwOiY7BlkCehI/mhSdMo3N/P8WOprznc4daspfvu2bkaqnpuscmNVBzhrYqbZWjysxdTLS6hLf9RGjNPwkR4B/S+1T8sfhPKJzEN36v81KNJ6M53169knu3POzy3oACboRwxO9wee5O7YbrvaWftErb3yIVJh+9H+wJ1FcLW47yPSMqFy1+TfdN 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: List-Subscribe: List-Unsubscribe: On 10/11/24 08:40, Mike Rapoport wrote: > On Fri, Oct 11, 2024 at 07:00:01AM -0700, Dave Hansen wrote: >> On 10/11/24 06:08, Mike Rapoport wrote: >>> This patch disables ROX caches on 32-bit, it should fix the issue. >> While I'm not going to shed a tear for 32-bit, what's the actual >> compatibility issue with 32-bit? > From the stack trace it looks like execmem tries to update the direct map > for highmem memory, and cpa is not happy about it. First of all, if it's a highmem problem, shouldn't the check be for CONFIG_HIGHMEM and not on 32-bit vs. 64-bit? We do have non-highmem 32-bit configs. Also, where did the highmem come from? All of the execmem allocations look like they're some variant of PAGE_KERNEL, but no __GFP_HIGHMEM.