On 2022-03-01 18:43:02 [+0100], To rcu@xxxxxxxxxxxxxxx wrote: > --- a/kernel/rcu/tasks.h > +++ b/kernel/rcu/tasks.h > @@ -1659,9 +1659,10 @@ static void test_rcu_tasks_callback(struct rcu_head *rhp) > pr_info("Callback from %s invoked.\n", rttd->name); > > rttd->notrun = true; > + WARN_ON(1); Please ignore this piece, it sneaked in during testing. > } > Sebastian