diff --git a/compiler-rt/lib/hwasan/scripts/hwasan_symbolize b/compiler-rt/lib/hwasan/scripts/hwasan_symbolize
--- a/compiler-rt/lib/hwasan/scripts/hwasan_symbolize
+++ b/compiler-rt/lib/hwasan/scripts/hwasan_symbolize
@@ -195,7 +195,7 @@
 args = parser.parse_args()
 
 # Unstripped binaries location.
-binary_prefixes = args.symbols or []
+binary_prefixes = args.symbols or ['/']
 if not binary_prefixes:
   if 'ANDROID_PRODUCT_OUT' in os.environ:
     product_out = os.path.join(os.environ['ANDROID_PRODUCT_OUT'], 'symbols')