diff --git a/mm/cma.c b/mm/cma.c
index 5c96d7a3ba9c5599fea43fcc717018bde0baca81..f8917629cbdd43da2bb4d0392f5f9198701e9cd7 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -33,6 +33,7 @@
 #include <linux/log2.h>
 #include <linux/cma.h>
 #include <linux/highmem.h>
+#include <linux/io.h>
 
 struct cma {
 	unsigned long	base_pfn;
@@ -324,6 +325,11 @@ int __init cma_declare_contiguous(phys_addr_t base,
 			}
 		}
 
+		/*
+		 * kmemleak scans/reads tracked objects for pointers to other
+		 * objects but this address isn't mapped and accessible
+		 */
+		kmemleak_ignore(phys_to_virt(addr));
 		base = addr;
 	}