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]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 1C3E5C88E7E for ; Mon, 26 Jan 2026 09:16:57 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id 6ED316B009B; Mon, 26 Jan 2026 04:16:56 -0500 (EST) Received: by kanga.kvack.org (Postfix, from userid 40) id 69B256B009D; Mon, 26 Jan 2026 04:16:56 -0500 (EST) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 5A6FC6B009E; Mon, 26 Jan 2026 04:16:56 -0500 (EST) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) by kanga.kvack.org (Postfix) with ESMTP id 45BCD6B009B for ; Mon, 26 Jan 2026 04:16:56 -0500 (EST) Received: from smtpin08.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id DDD22160640 for ; Mon, 26 Jan 2026 09:16:55 +0000 (UTC) X-FDA: 84373560390.08.E02A3B3 Received: from invmail4.hynix.com (exvmail4.hynix.com [166.125.252.92]) by imf09.hostedemail.com (Postfix) with ESMTP id B0AF1140009 for ; Mon, 26 Jan 2026 09:16:51 +0000 (UTC) Authentication-Results: imf09.hostedemail.com; spf=pass (imf09.hostedemail.com: domain of byungchul@sk.com designates 166.125.252.92 as permitted sender) smtp.mailfrom=byungchul@sk.com ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1769419014; 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: in-reply-to:in-reply-to:references:references; bh=z3yuS2RWD2DS7ylhisA1mm6557h1K5XVtnYxf5BpIXc=; b=4Sb41ceu492y6lVT4xWSeaaweQVPRlA/HwyZiuuTh+1W6UOHTE90rmlw1G3fxFpUvgyUuU L9W/Fzs8VN6cEj77RjeDR9wj39u0MPauVpLLaG6Pc7YUXP4CwUInNjdWvjHFHL33egDhHl j/+jkaH4nw7GHpWGGkMYyaWzJRPJseU= ARC-Authentication-Results: i=1; imf09.hostedemail.com; dkim=none; spf=pass (imf09.hostedemail.com: domain of byungchul@sk.com designates 166.125.252.92 as permitted sender) smtp.mailfrom=byungchul@sk.com; dmarc=none ARC-Seal: i=1; s=arc-20220608; d=hostedemail.com; t=1769419014; a=rsa-sha256; cv=none; b=iRcefpk2dnAg+Edzz+ZjH5gqrKvHKcpDMSdzqzXImUKziLJGGUSR+7SdkL4y86t3Xgu8Ro cwUHrQL7VpdlogoTJkBLJoLmwqfw1D2ppe79MIDwuOIiIuHkF2MGjH8vqrQsnhMkWzJJO5 MRonrY2QYew4RO5laqMns59v5Aff7G8= X-AuditID: a67dfc5b-c2dff70000001609-18-697730ff2573 Date: Mon, 26 Jan 2026 18:16:42 +0900 From: Byungchul Park To: Andrew Morton Cc: kernel test robot , oe-kbuild-all@lists.linux.dev, David Hildenbrand , Linux Memory Management List , Pavel Begunkov , Toke =?iso-8859-1?Q?H=F8iland-J=F8rgensen?= , kernel_team@skhynix.com Subject: Re: [akpm-mm:mm-unstable /301] net/core/page_pool.c:713:71: sparse: sparse: incorrect type in argument 1 (different base types) Message-ID: <20260126091642.GA62597@system.software.com> References: <202601161606.8RuyUh2k-lkp@intel.com> <20260116151500.b56d0cc2525072123ad2d86d@linux-foundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260116151500.b56d0cc2525072123ad2d86d@linux-foundation.org> User-Agent: Mutt/1.9.4 (2018-02-28) X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFnrILMWRmVeSWpSXmKPExsXC9ZZnoe5/g/JMg8YTqhZz1q9hs5izahuj xfOtvxgt7q35z2rxqvkRm8WhlVeYLC4dfsTiwO6xc9Zddo/Fe14yeWxa1cnmsenTJHaPEzN+ s3i82DyT0eP9vqtsAexRXDYpqTmZZalF+nYJXBmn7neyFlwUrvje28vewLhMoIuRk0NCwERi 7q8Z7DD2vEMfmUBsFgFViSlLu8HibALqEjdu/GQGsUUEdCVWPd8FZHNxMAusYJLYv/svG4gj DDRO4sX+e0AOBwevgIXE7amhIA1CAkUSf95PYgGxeQUEJU7OfAJmMwtoSdz495IJpJxZQFpi +T8OEJNTwFviydJwkApRAWWJA9uOM4FMlxA4wCZx6PpcJog7JSUOrrjBMoFRYBaSqbOQTJ2F MHUBI/MqRqHMvLLcxMwcE72MyrzMCr3k/NxNjMCAX1b7J3oH46cLwYcYBTgYlXh4f5iVZQqx JpYVV+YeYpTgYFYS4eVfVpopxJuSWFmVWpQfX1Sak1p8iFGag0VJnNfoW3mKkEB6Yklqdmpq QWoRTJaJg1OqgdFiVs7t+1s+f/d/tsXi1yylrU2bJF+def/sSuFtqx2Tbe5rnY39z2wZwlUy q7eYpyFCWc7+x/N1osL3GKTZHh2fr7Dij/CP4JdvLMuznq588/+nf1biMr4vr3ct0la/cH6f zbf2lTeX7Q3R6vPhbXncIrF42qElE4R1EiceXO9ad2pOxQ2zw6t5lFiKMxINtZiLihMBMNsw nXQCAAA= X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFjrBLMWRmVeSWpSXmKPExsXC5WfdrPvfoDzT4PgTcYs569ewWcxZtY3R 4vnWX4wWh+eeZLW4t+Y/q8Wr5kdsFodWXmGyuHT4EYsDh8fOWXfZPRbvecnksWlVJ5vHpk+T 2D1OzPjN4vFi80xGj/f7rrJ5LH7xgSmAI4rLJiU1J7MstUjfLoEr49T9TtaCi8IV33t72RsY lwl0MXJySAiYSMw79JEJxGYRUJWYsrSbHcRmE1CXuHHjJzOILSKgK7Hq+S4gm4uDWWAFk8T+ 3X/ZQBxhoBESL/bfA3I4OHgFLCRuTw0FaRASKJL4834SC4jNKyAocXLmEzCbWUBL4sa/l0wg 5cwC0hLL/3GAmJwC3hJPloaDVIgKKEsc2HacaQIj7ywkzbOQNM9CaF7AyLyKUSQzryw3MTPH VK84O6MyL7NCLzk/dxMjMHyX1f6ZuIPxy2X3Q4wCHIxKPLwf9MsyhVgTy4orcw8xSnAwK4nw 8i8rzRTiTUmsrEotyo8vKs1JLT7EKM3BoiTO6xWemiAkkJ5YkpqdmlqQWgSTZeLglGpg7Kj8 lt1i+df/0wKF9/WOD/dKRu96aP1dNnHGup2XvJ9OW5Jeknrt+caDFxaHme8yzDoXUfKAp3rB seN9cjW2yw5dEOBdO6fvdJP0006xQnarzJB5yckKd2yeLzno6W/FvmLdqyoTjxNOmiZrIheG Fa7eW/+8TDIymnXSc+uvcsKGIveUn9zxV2Ipzkg01GIuKk4EAH1IdQxbAgAA X-CFilter-Loop: Reflected X-Rspam-User: X-Rspamd-Queue-Id: B0AF1140009 X-Rspamd-Server: rspam07 X-Stat-Signature: 3ebf5hg9idzo5kpu8759oty44s48u6mg X-HE-Tag: 1769419011-163278 X-HE-Meta: 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 xGwsI1tx J1bMuiG9yOubntWnjuEhSRWg1R/nMPKMMZKeLU9Ef6duSHpsyhXkU7XR8dlu0ZzWP10xz0wBxQxE7UJC8AxVHrHAgwRcHSJ7DwftNBgN4Biw4uoRnCFvCel2yvOZ+J57HTSABbSmpG4rrNhmGJbAEOrdu3YY1e2tb+ojXl7aoWYDCt92z1+40e2wEpdMr1osTjH7X 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 Fri, Jan 16, 2026 at 03:15:00PM -0800, Andrew Morton wrote: > On Fri, 16 Jan 2026 16:41:32 +0800 kernel test robot wrote: > > > tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-unstable > > head: fe2c34b6ea5a0e1175c30d59bc1c28caafb02c62 > > commit: 7699fe82442a62ea29a3745b29dbb8ef8c42d8db [/301] mm: introduce a new page type for page pool in page type > > config: x86_64-randconfig-122-20260115 (https://download.01.org/0day-ci/archive/20260116/202601161606.8RuyUh2k-lkp@intel.com/config) > > compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 > > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260116/202601161606.8RuyUh2k-lkp@intel.com/reproduce) > > > > If you fix the issue in a separate patch/commit (i.e. not just a new version of > > the same patch/commit), kindly add following tags > > | Reported-by: kernel test robot > > | Closes: https://lore.kernel.org/oe-kbuild-all/202601161606.8RuyUh2k-lkp@intel.com/ > > > > sparse warnings: (new ones prefixed by >>) > > >> net/core/page_pool.c:713:71: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected restricted netmem_ref [usertype] netmem @@ got unsigned long @@ > > net/core/page_pool.c:713:71: sparse: expected restricted netmem_ref [usertype] netmem > > net/core/page_pool.c:713:71: sparse: got unsigned long > > net/core/page_pool.c:734:73: sparse: sparse: incorrect type in argument 1 (different base types) @@ expected restricted netmem_ref [usertype] netmem @@ got unsigned long @@ > > net/core/page_pool.c:734:73: sparse: expected restricted netmem_ref [usertype] netmem > > net/core/page_pool.c:734:73: sparse: got unsigned long > > Oh, OK. > > Byungchul, please remind me why I'm carrying a page-pool patch? I > applied it because email headers and because Suggested-by:David, but > these things are usually carried in the networking tree. Sorry for late reply. This patch changes both mm and network, but I aimed at mm tree since I thought it's more about mm - Jakub also think so. See the following link: https://lore.kernel.org/all/20250813075212.051b5178@kernel.org/ > And I never applied [patch 2/2] > (https://lkml.kernel.org/r/20251215071001.78263-3-byungchul@sk.com) > because "kernel test robot" reported a build error. > > In fact, I'll drop the patch - please let's have a redo. Okay. I will retry. Thanks. Byungchul