diff --git a/src/tests/vm/mmap-twice.ck b/src/tests/vm/mmap-twice.ck
new file mode 100644
index 0000000000000000000000000000000000000000..05e972459e7e83c9eea89a9c81153200a303873f
--- /dev/null
+++ b/src/tests/vm/mmap-twice.ck
@@ -0,0 +1,15 @@
+# -*- perl -*-
+use strict;
+use warnings;
+use tests::tests;
+check_expected (IGNORE_EXIT_CODES => 1, [<<'EOF']);
+(mmap-twice) begin
+(mmap-twice) open "sample.txt" #0
+(mmap-twice) mmap "sample.txt" #0 at 0x10000000
+(mmap-twice) open "sample.txt" #1
+(mmap-twice) mmap "sample.txt" #1 at 0x20000000
+(mmap-twice) compare mmap'd file 0 against data
+(mmap-twice) compare mmap'd file 1 against data
+(mmap-twice) end
+EOF
+pass;