diff --git a/t/t1014-read-tree-confusing.sh b/t/t1014-read-tree-confusing.sh
new file mode 100755
index 0000000000..7b31d53196
--- /dev/null
+++ b/t/t1014-read-tree-confusing.sh
@@ -0,0 +1,32 @@
+#!/bin/sh
+
+test_description='check that read-tree rejects confusing paths'
+. ./test-lib.sh
+
+test_expect_success 'create base tree' '
+	echo content >file &&
+	git add file &&
+	git commit -m base &&
+	blob=$(git rev-parse HEAD:file) &&
+	tree=$(git rev-parse HEAD^{tree})
+'
+
+while read path; do
+	test_expect_success "reject $path at end of path" '
+		printf "100644 blob %s\t%s" "$blob" "$path" >tree &&
+		bogus=$(git mktree <tree) &&
+		test_must_fail git read-tree $bogus
+	'
+
+	test_expect_success "reject $path as subtree" '
+		printf "040000 tree %s\t%s" "$tree" "$path" >tree &&
+		bogus=$(git mktree <tree) &&
+		test_must_fail git read-tree $bogus
+	'
+done <<-\EOF
+.
+..
+.git
+EOF
+
+test_done