3 files changed, 12 insertions, 0 deletions

diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index c35c3e67d09a..74fdfe9ed3db 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -4256,6 +4256,14 @@ unregister_ftrace_function_probe_func(char *glob, struct trace_array *tr,
         return ret;
 }
 
+void clear_ftrace_function_probes(struct trace_array *tr)
+{
+        struct ftrace_func_probe *probe, *n;
+
+        list_for_each_entry_safe(probe, n, &tr->func_probes, list)
+                unregister_ftrace_function_probe_func(NULL, tr, probe->probe_ops);
+}
+
 static LIST_HEAD(ftrace_commands);
 static DEFINE_MUTEX(ftrace_cmd_mutex);
 
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index cdf97ce8cff2..664c44a6d48f 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -7550,6 +7550,9 @@ static int instance_rmdir(const char *name)
         }
 
         tracing_set_nop(tr);
+#if defined(CONFIG_FUNCTION_TRACER) && defined(CONFIG_DYNAMIC_FTRACE)
+        clear_ftrace_function_probes(tr);
+#endif
         event_trace_del_tracer(tr);
         ftrace_clear_pids(tr);
         ftrace_destroy_function_files(tr);
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 291a1bca5748..98e0845f7235 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -980,6 +980,7 @@ register_ftrace_function_probe(char *glob, struct trace_array *tr,
 extern int
 unregister_ftrace_function_probe_func(char *glob, struct trace_array *tr,
                                       struct ftrace_probe_ops *ops);
+extern void clear_ftrace_function_probes(struct trace_array *tr);
 
 int register_ftrace_command(struct ftrace_func_command *cmd);
 int unregister_ftrace_command(struct ftrace_func_command *cmd);