1 files changed, 2 insertions, 1 deletions

diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index 7a3ae56b3a7f..4f8df01dbe51 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -386,7 +386,8 @@ static int save_trace(struct stack_trace *trace)
          * complete trace that maxes out the entries provided will be reported
          * as incomplete, friggin useless </rant>
          */
-        if (trace->entries[trace->nr_entries-1] == ULONG_MAX)
+        if (trace->nr_entries != 0 &&
+            trace->entries[trace->nr_entries-1] == ULONG_MAX)
                 trace->nr_entries--;
 
         trace->max_entries = trace->nr_entries;