[rcu:dev.2019.04.23b 71/75] ERROR: "sched_setaffinity" [kernel/rcu/rcutorture.ko] undefined!

[kbuild test robot]

tree:   https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2019.04.23b
head:   8e806a0113086a48fbe9a733acf50612bd9d5a6f
commit: d45103067cfccb0b9443a506c21e68a0bf07d357 [71/75] rcutorture: Add trivial RCU implementation
config: x86_64-kexec (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
reproduce:
        git checkout d45103067cfccb0b9443a506c21e68a0bf07d357
        # save the attached .config to linux build tree
        make ARCH=x86_64 

If you fix the issue, kindly add following tag
Reported-by: kbuild test robot <lkp@xxxxxxxxx>
All errors (new ones prefixed by >>):

>> ERROR: "sched_setaffinity" [kernel/rcu/rcutorture.ko] undefined!

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0-DAY kernel test infrastructure                Open Source Technology Center
https://lists.01.org/pipermail/kbuild-all                   Intel Corporation

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