diff --git a/kernel/stacktrace.c b/kernel/stacktrace.c
index 9ed5ce989415..4f65824879ab 100644
--- a/kernel/stacktrace.c
+++ b/kernel/stacktrace.c
@@ -151,6 +151,7 @@ unsigned int stack_trace_save_tsk(struct task_struct *tsk, unsigned long *store,
 	put_task_stack(tsk);
 	return c.len;
 }
+EXPORT_SYMBOL_GPL(stack_trace_save_tsk);
 
 /**
  * stack_trace_save_regs - Save a stack trace based on pt_regs into a storage array
@@ -301,6 +302,7 @@ unsigned int stack_trace_save_tsk(struct task_struct *task,
 	save_stack_trace_tsk(task, &trace);
 	return trace.nr_entries;
 }
+EXPORT_SYMBOL_GPL(stack_trace_save_tsk);
 
 /**
  * stack_trace_save_regs - Save a stack trace based on pt_regs into a storage array