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Mon, 21 Mar 2022 01:31:21 +0000 Date: Mon, 21 Mar 2022 09:30:33 +0800 From: kernel test robot To: Arnd Bergmann Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Daniel Vetter , Kees Cook Subject: arch/xtensa/boot/boot-elf/bootstrap.S:56: Error: invalid register 'atomctl' for 'wsr' instruction Message-ID: <202203210945.7IEjQF7k-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Arnd, First bad commit (maybe != root cause): tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: f443e374ae131c168a065ea1748feac6b2e76613 commit: 606b102876e3741851dfb09d53f3ee57f650a52c drm: fb_helper: fix CONFIG_FB dependency date: 6 months ago config: xtensa-randconfig-r011-20220321 (https://download.01.org/0day-ci/archive/20220321/202203210945.7IEjQF7k-lkp@intel.com/config) compiler: xtensa-linux-gcc (GCC) 11.2.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=606b102876e3741851dfb09d53f3ee57f650a52c git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 606b102876e3741851dfb09d53f3ee57f650a52c # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=xtensa SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): arch/xtensa/boot/boot-elf/bootstrap.S: Assembler messages: >> arch/xtensa/boot/boot-elf/bootstrap.S:56: Error: invalid register 'atomctl' for 'wsr' instruction arch/xtensa/boot/boot-elf/bootstrap.S:66: Warning: value 0x1a0003000 truncated to 0xa0003000 vim +56 arch/xtensa/boot/boot-elf/bootstrap.S e85e335f8ff615 Max Filippov 2012-12-03 42 e85e335f8ff615 Max Filippov 2012-12-03 43 .align 4 e85e335f8ff615 Max Filippov 2012-12-03 44 _SetupMMU: e85e335f8ff615 Max Filippov 2012-12-03 45 movi a0, 0 e85e335f8ff615 Max Filippov 2012-12-03 46 wsr a0, windowbase e85e335f8ff615 Max Filippov 2012-12-03 47 rsync e85e335f8ff615 Max Filippov 2012-12-03 48 movi a0, 1 e85e335f8ff615 Max Filippov 2012-12-03 49 wsr a0, windowstart e85e335f8ff615 Max Filippov 2012-12-03 50 rsync e85e335f8ff615 Max Filippov 2012-12-03 51 movi a0, 0x1F e85e335f8ff615 Max Filippov 2012-12-03 52 wsr a0, ps e85e335f8ff615 Max Filippov 2012-12-03 53 rsync e85e335f8ff615 Max Filippov 2012-12-03 54 e85e335f8ff615 Max Filippov 2012-12-03 55 #ifndef CONFIG_INITIALIZE_XTENSA_MMU_INSIDE_VMLINUX e85e335f8ff615 Max Filippov 2012-12-03 @56 initialize_mmu :::::: The code at line 56 was first introduced by commit :::::: e85e335f8ff615f74e29e09cc2599f095600114b xtensa: add MMU v3 support :::::: TO: Max Filippov :::::: CC: Chris Zankel -- 0-DAY CI Kernel Test Service https://01.org/lkp