On Sun, Dec 20, 2020 at 01:37:07AM +0800, kernel test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git
> dev.2020.12.15b
> head: f895a17eec290b0038a6294d884a9cc92d7d6e80
> commit: 892f898ac8cfffe89e3c7fd483c8eaf71b3f12aa [128/134] rcutorture: Test
> runtime toggling of CPUs' callback offloading
> config: x86_64-rhel (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
> reproduce (this is a W=1 build):
> #
> https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git/commit/?id=892f898ac8cfffe89e3c7fd483c8eaf71b3f12aa
> git remote add rcu
> https://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git
> git fetch --no-tags rcu dev.2020.12.15b
> git checkout 892f898ac8cfffe89e3c7fd483c8eaf71b3f12aa
> # save the attached .config to linux build tree
> make W=1 ARCH=x86_64
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <l...@intel.com>
>
> All errors (new ones prefixed by >>, old ones prefixed by <<):
>
> >> ERROR: modpost: "rcu_nocb_cpu_deoffload" [kernel/rcu/rcutorture.ko]
> >> undefined!
Good catch! I have queued a fix to be squashed into the original
with attribution.
Thanx, Paul
