1 files changed, 2 insertions, 0 deletions

diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c
index 963d63dde457..fa1837088ca8 100644
--- a/tools/perf/util/evlist.c
+++ b/tools/perf/util/evlist.c
@@ -563,6 +563,8 @@ int perf_evlist__mmap(struct perf_evlist *evlist, unsigned int pages,
         /* 512 kiB: default amount of unprivileged mlocked memory */
         if (pages == UINT_MAX)
                 pages = (512 * 1024) / page_size;
+        else if (!is_power_of_2(pages))
+                return -EINVAL;
 
         mask = pages * page_size - 1;