[rcu:dev.2019.08.01b 66/72] ERROR: "rcu_momentary_dyntick_idle" [kernel/rcu/rcutorture.ko] undefined!

From: kbuild test robot
Date: Fri Aug 09 2019 - 19:04:39 EST


tree: https://kernel.googlesource.com/pub/scm/linux/kernel/git/paulmck/linux-rcu.git dev.2019.08.01b
head: 6c92be8b1b81158f48ab0cb00d34d451dae1fa3c
commit: 5f4264e33ca4e7cee035cee5bfa62f6d1bbf2cda [66/72] rcutorture: Emulate dyntick aspect of userspace nohz_full sojourn
config: x86_64-randconfig-g001-201931 (attached as .config)
compiler: gcc-7 (Debian 7.4.0-10) 7.4.0
reproduce:
git checkout 5f4264e33ca4e7cee035cee5bfa62f6d1bbf2cda
# 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: "tick_nohz_dep_clear_task" [kernel/rcu/rcutorture.ko] undefined!
ERROR: "tick_nohz_dep_set_task" [kernel/rcu/rcutorture.ko] undefined!
ERROR: "tick_nohz_full_running" [kernel/rcu/rcutorture.ko] undefined!
>> ERROR: "rcu_momentary_dyntick_idle" [kernel/rcu/rcutorture.ko] undefined!

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