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Date:   Fri, 15 Oct 2021 19:56:57 +0800
From:   kernel test robot <>
To:     "Chang S. Bae" <>
        Thomas Gleixner <>
Subject: [tglx-devel:x86/fpu 81/82] ld:
 arch/x86/kernel/fpu/core.o:(__jump_table+0x44): undefined reference to

tree: x86/fpu
head:   fbeb78415a1b32f890fa49e4355faa02bb0c0602
commit: 57e37526099d33c397f7a6bb1a0198ba1e148478 [81/82] x86/fpu: Add XFD handling for dynamic states
config: i386-buildonly-randconfig-r005-20211014 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-22) 9.3.0
reproduce (this is a W=1 build):
        git remote add tglx-devel
        git fetch --no-tags tglx-devel x86/fpu
        git checkout 57e37526099d33c397f7a6bb1a0198ba1e148478
        # save the attached .config to linux build tree
        mkdir build_dir
        make 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 <>

All errors (new ones prefixed by >>):

>> ld: arch/x86/kernel/fpu/core.o:(__jump_table+0x44): undefined reference to `__fpu_state_size_dynamic'
>> ld: arch/x86/kernel/fpu/xstate.o:(__jump_table+0x38): undefined reference to `__fpu_state_size_dynamic'

0-DAY CI Kernel Test Service, Intel Corporation

Download attachment ".config.gz" of type "application/gzip" (29584 bytes)

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