Hi kbuild test robot, Thank you. The build error is due to "vsesr_el2" is armv8.2 register, I will change "vsesr_el2" to sysreg usage On 2017/3/21 21:51, kbuild test robot wrote: > Hi Dongjiu, > > [auto build test ERROR on arm64/for-next/core] > [also build test ERROR on v4.11-rc3 next-20170321] > [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] > > url: https://github.com/0day-ci/linux/commits/Dongjiu-Geng/kvm-pass-the-virtual-SEI-syndrome-to-guest-OS/20170321-152433 > base: https://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-next/core > config: arm64-allmodconfig (attached as .config) > compiler: aarch64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 > reproduce: > wget https://raw.githubusercontent.com/01org/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # save the attached .config to linux build tree > make.cross ARCH=arm64 > > All errors (new ones prefixed by >>): > > /tmp/ccWmLqCE.s: Assembler messages: >>> /tmp/ccWmLqCE.s:677: Error: selected processor does not support system register name 'vsesr_el2' > > --- > 0-DAY kernel test infrastructure Open Source Technology Center > https://lists.01.org/pipermail/kbuild-all Intel Corporation >