diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 5e4b34f094d93d4fa9f2d14ae22a5015e823c1b0..e3ffa384e60160ef5fc2353c6d969551cdf86a40 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -3037,6 +3037,9 @@ int trace_array_printk(struct trace_array *tr,
 	if (!(global_trace.trace_flags & TRACE_ITER_PRINTK))
 		return 0;
 
+	if (!tr)
+		return -ENOENT;
+
 	va_start(ap, fmt);
 	ret = trace_array_vprintk(tr, ip, fmt, ap);
 	va_end(ap);
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 6d5f46e0a1483307a43eae069aeed39fc1777c20..08d937cea81b30ab0e37491bc247d137648b229a 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -800,6 +800,8 @@ static int ftrace_set_clr_event(struct trace_array *tr, char *buf, int set)
 	char *event = NULL, *sub = NULL, *match;
 	int ret;
 
+	if (!tr)
+		return -ENOENT;
 	/*
 	 * The buf format can be <subsystem>:<event-name>
 	 *  *:<event-name> means any event by that name.