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-rw-r--r--kernel/rcu/tree.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/rcu/tree.c b/kernel/rcu/tree.c
index 86fc087c7777..4d7c727020f0 100644
--- a/kernel/rcu/tree.c
+++ b/kernel/rcu/tree.c
@@ -1350,6 +1350,7 @@ static void rcu_check_gp_kthread_starvation(struct rcu_state *rsp)
rsp->gp_kthread ? rsp->gp_kthread->state : ~0,
rsp->gp_kthread ? task_cpu(rsp->gp_kthread) : -1);
if (rsp->gp_kthread) {
+ pr_err("RCU grace-period kthread stack dump:\n");
sched_show_task(rsp->gp_kthread);
wake_up_process(rsp->gp_kthread);
}