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X-CSE-ConnectionGUID: QJnUMlFiToWsk8wmeuScmw== X-CSE-MsgGUID: gxsIyx1LTL6XmYy5LVO7EQ== X-IronPort-AV: E=McAfee;i="6600,9927,11039"; a="8259518" X-IronPort-AV: E=Sophos;i="6.07,190,1708416000"; d="scan'208";a="8259518" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orvoesa108.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Apr 2024 08:27:55 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,11039"; a="915436339" X-IronPort-AV: E=Sophos;i="6.07,190,1708416000"; d="scan'208";a="915436339" Received: from smile.fi.intel.com (HELO smile) ([10.237.72.54]) by fmsmga002.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Apr 2024 08:27:53 -0700 Received: from andy by smile with local (Exim 4.97) (envelope-from ) id 1ruZra-000000036LG-3g2d; Wed, 10 Apr 2024 18:27:50 +0300 Date: Wed, 10 Apr 2024 18:27:50 +0300 From: Andy Shevchenko To: kernel test robot Cc: Alexander Potapenko , oe-kbuild-all@lists.linux.dev, Linux Memory Management List , Yury Norov , Alexander Lobakin Subject: Re: [linux-next:master 2203/5042] WARNING: modpost: vmlinux: section mismatch in reference: bitmap_read+0x128 (section: .text.unlikely) -> __setup_str_initcall_blacklist (section: .init.rodata) Message-ID: References: <202404102353.Cv1gUjk3-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <202404102353.Cv1gUjk3-lkp@intel.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: 53A33A001C X-Stat-Signature: twwpca1wrotykk6zgfzubf7ic3npnpj9 X-Rspam-User: X-HE-Tag: 1712762876-313125 X-HE-Meta: U2FsdGVkX1+tNKRsWAcl+eGao7oWb6MF4Uvgk6W8HtetHQyas5xBn0vTZo4Dnw2O7DNmmc+9JFzTSQHoGvbAo9f6NCBuUtxlO+z6lWrQvAc1UXauFS7LoPta9U9f9joSxnfyUVvperoeGQQGcw/8XINiGyzal2w76yAUMrg1dhAmUj+gHZTp/raM6ME9KMt3y3egrw5uONvEVaA3QwJ6BNVGHA/SSia6gMtwGD5gE2AmOumVQ+zNlwctAnyaN9AnB9By1CkugVOuznb1eIqcygTIEGiioDfRyFF60sq3hBoAoMPNJGWypvcCk2Kg+KOGDD4ksGEOlWe/4zT2A2MgJ1apjhObfBpWl1BUJCsKtinSeKqQhkjno9gpJd0umPTtD1DlktnAmGtXTPbz07QdOsNE1OJYvK3/g93Ms8xMHQu6YV/P5ZQp7w9HisTT7QbUm6/UmWZ2I50QAnjPNSReydp15hfRCBtwHotEPTEzaUnEu4AWOHOK77p+60Nrd124vZoW0+B7K12LQyerfrG1uYtau6AQfENLvAUQ8/tlRoAFIfH0WPfydJZ33ztdSHcddia2vjotatx6nqX6UX4iIMG7GpvzgQ+mxO/d/UQqJueYrN3Ene+bB7W8b/KmAx4ua3Sds7UgHPW7PLwhPZ/4JeYphKujYZGDm4xgwoykJEl4rg9fnMBr1bU4+WFK0toWZOIqI3cM7tRbTyCju/6X1L+G2chc948PbljPxCAYKpk6qD8WRBrv13QuqHng+FVnC1oWby19hSarts7hM+m0MjAXT7pCcs6Rt54lsjWIhL0oGHa3vVrqXMjqQZIL3HnwkstjLkeswYpnJlCmxfxBR7J+rtFTJIp7V585nLHWlm6hrjhCHEyh3k7eAH3r/EWGWbpT3DGlCQq6sjZ8hG9PRWNGPMA6o8axltU3VRT8FPWSgHRwjE1ocFJ3EbRTujgQQTTAEjuWxuIVMvIBS6N Nm1LBTH5 KucI53oE6j5xIzug= 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 Wed, Apr 10, 2024 at 11:22:16PM +0800, kernel test robot wrote: > tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master > head: 6ebf211bb11dfc004a2ff73a9de5386fa309c430 > commit: 991e5583647d33ee3a9c89248974ef98b9f539a8 [2203/5042] lib/test_bitmap: add tests for bitmap_{read,write}() > config: xtensa-randconfig-r012-20230725 (https://download.01.org/0day-ci/archive/20240410/202404102353.Cv1gUjk3-lkp@intel.com/config) > compiler: xtensa-linux-gcc (GCC) 13.2.0 > reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240410/202404102353.Cv1gUjk3-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/202404102353.Cv1gUjk3-lkp@intel.com/ > > All warnings (new ones prefixed by >>, old ones prefixed by <<): > > WARNING: modpost: missing MODULE_DESCRIPTION() in vmlinux.o > >> WARNING: modpost: vmlinux: section mismatch in reference: bitmap_read+0x128 (section: .text.unlikely) -> __setup_str_initcall_blacklist (section: .init.rodata) > WARNING: modpost: vmlinux: section mismatch in reference: bitmap_allocate_region+0xb4 (section: .text.unlikely) -> __setup_str_initcall_blacklist (section: .init.rodata) As pointed out earlier, this is unconfirmed bug in GCC (GCC developers point a finger at kernel code and vice versa). Can you reproduce this with clang? -- With Best Regards, Andy Shevchenko