1 files changed, 6 insertions, 0 deletions

diff --git a/kernel/trace/trace_uprobe.c b/kernel/trace/trace_uprobe.c
index 930e51462dc8..c082a7441345 100644
--- a/kernel/trace/trace_uprobe.c
+++ b/kernel/trace/trace_uprobe.c
@@ -732,9 +732,15 @@ static int uprobe_buffer_enable(void)
 
 static void uprobe_buffer_disable(void)
 {
+        int cpu;
+
         BUG_ON(!mutex_is_locked(&event_mutex));
 
         if (--uprobe_buffer_refcnt == 0) {
+                for_each_possible_cpu(cpu)
+                        free_page((unsigned long)per_cpu_ptr(uprobe_cpu_buffer,
+                                                             cpu)->buf);
+
                 free_percpu(uprobe_cpu_buffer);
                 uprobe_cpu_buffer = NULL;
         }