1 files changed, 1 insertions, 0 deletions

diff --git a/tools/perf/util/event.c b/tools/perf/util/event.c
index 5b81bb29a07a..8151d23664c7 100644
--- a/tools/perf/util/event.c
+++ b/tools/perf/util/event.c
@@ -456,6 +456,7 @@ static int event__process_kernel_mmap(event_t *self,
                         goto out_problem;
 
                 map->dso->short_name = name;
+                map->dso->sname_alloc = 1;
                 map->end = map->start + self->mmap.len;
         } else if (is_kernel_mmap) {
                 const char *symbol_name = (self->mmap.filename +