diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index 8e3a5da24d5946e9fa50e5bb291a998a8d867818..3f15edf25a0d69baaf6c0479fa6ce21ec9da590e 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -35,6 +35,7 @@
 #include <linux/profile.h>
 #include <linux/processor.h>
 #include <linux/random.h>
+#include <linux/stackprotector.h>
 
 #include <asm/ptrace.h>
 #include <linux/atomic.h>
@@ -1014,16 +1015,9 @@ static void cpu_idle_thread_init(unsigned int cpu, struct task_struct *idle)
 {
 	struct thread_info *ti = task_thread_info(idle);
 
-#ifdef CONFIG_STACKPROTECTOR
-	idle->stack_canary = get_random_canary();
-#endif
-
 #ifdef CONFIG_PPC64
 	paca_ptrs[cpu]->__current = idle;
 	paca_ptrs[cpu]->kstack = (unsigned long)ti + THREAD_SIZE - STACK_FRAME_OVERHEAD;
-#ifdef CONFIG_STACKPROTECTOR
-	paca_ptrs[cpu]->canary = idle->stack_canary;
-#endif
 #endif
 	ti->cpu = cpu;
 	secondary_ti = current_set[cpu] = ti;
@@ -1316,6 +1310,8 @@ void start_secondary(void *unused)
 	notify_cpu_starting(cpu);
 	set_cpu_online(cpu, true);
 
+	boot_init_stack_canary();
+
 	local_irq_enable();
 
 	/* We can enable ftrace for secondary cpus now */