Symbol: call_rcu_chain_cb
kernel/locking/locktorture.c
1120
call_rcu(&crcp->crc_rh, call_rcu_chain_cb); // ... and later start another.
kernel/locking/locktorture.c
1137
call_rcu(&call_rcu_chain_list[i].crc_rh, call_rcu_chain_cb);