diff --git a/tests/golden/renameat2-noreplace b/tests/golden/renameat2-noreplace
new file mode 100644
index 00000000..0cf6e932
--- /dev/null
+++ b/tests/golden/renameat2-noreplace
@@ -0,0 +1,2 @@
+=== renameat2 noreplace flag test
+=== run two asynchronous calls to renameat2 NOREPLACE
diff --git a/tests/sequence b/tests/sequence
index 146fa047..a168e287 100644
--- a/tests/sequence
+++ b/tests/sequence
@@ -37,4 +37,5 @@ createmany-parallel-mounts.sh
 archive-light-cycle.sh
 block-stale-reads.sh
 inode-deletion.sh
+renameat2-noreplace.sh
 xfstests.sh
diff --git a/tests/tests/renameat2-noreplace.sh b/tests/tests/renameat2-noreplace.sh
new file mode 100644
index 00000000..78045e8a
--- /dev/null
+++ b/tests/tests/renameat2-noreplace.sh
@@ -0,0 +1,37 @@
+#
+# simple renameat2 NOREPLACE unit test
+#
+
+t_require_commands dumb_renameat2
+t_require_mounts 2
+
+echo "=== renameat2 noreplace flag test"
+
+# give each mount their own dir (lock group) to minimize create contention
+mkdir $T_M0/dir0
+mkdir $T_M1/dir1
+
+echo "=== run two asynchronous calls to renameat2 NOREPLACE"
+for i in $(seq 0 100); do
+        # prepare inputs in isolation
+        touch "$T_M0/dir0/old0"
+        touch "$T_M1/dir1/old1"
+
+        # race doing noreplace renames, both can't succeed
+        dumb_renameat2 -n "$T_M0/dir0/old0" "$T_M0/dir0/sharednew" 2> /dev/null &
+        pid0=$!
+        dumb_renameat2 -n "$T_M1/dir1/old1" "$T_M1/dir0/sharednew" 2> /dev/null &
+        pid1=$!
+
+        wait $pid0
+        rc0=$?
+        wait $pid1
+        rc1=$?
+
+        test "$rc0" == 0 -a "$rc1" == 0 && t_fail "both renames succeeded"
+
+        # blow away possible files for either race outcome
+        rm -f "$T_M0/dir0/old0" "$T_M1/dir1/old1" "$T_M0/dir0/sharednew" "$T_M1/dir1/sharednew"
+done
+
+t_pass