[tglx-devel:x86/fpu 81/82] ld.lld: error: undefined symbol: __fpu_state_size_dynamic

From: kernel test robot
Date: Fri Oct 15 2021 - 04:43:30 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git x86/fpu
head: fbeb78415a1b32f890fa49e4355faa02bb0c0602
commit: 57e37526099d33c397f7a6bb1a0198ba1e148478 [81/82] x86/fpu: Add XFD handling for dynamic states
config: i386-randconfig-r024-20211014 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project acb3b187c4c88650a6a717a1bcb234d27d0d7f54)
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/tglx/devel.git/commit/?id=57e37526099d33c397f7a6bb1a0198ba1e148478
git remote add tglx-devel https://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git
git fetch --no-tags tglx-devel x86/fpu
git checkout 57e37526099d33c397f7a6bb1a0198ba1e148478
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>

All errors (new ones prefixed by >>):

>> ld.lld: error: undefined symbol: __fpu_state_size_dynamic
>>> referenced by core.c
>>> kernel/fpu/core.o:(__jump_table+0x38) in archive arch/x86/built-in.a
>>> referenced by xstate.c
>>> kernel/fpu/xstate.o:(__jump_table+0x2C) in archive arch/x86/built-in.a

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx

Attachment: .config.gz
Description: application/gzip