diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 57a7b36..87c8e20 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -5454,11 +5454,11 @@
 		/* Check for ptracing, and update the task SID if ok.
 		   Otherwise, leave SID unchanged and fail. */
 		ptsid = 0;
-		task_lock(p);
+		rcu_read_lock();
 		tracer = ptrace_parent(p);
 		if (tracer)
 			ptsid = task_sid(tracer);
-		task_unlock(p);
+		rcu_read_unlock();
 
 		if (tracer) {
 			error = avc_has_perm(ptsid, sid, SECCLASS_PROCESS,