diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh
index 403200394aa769..e603baa1d4a8c7 100755
--- a/tools/testing/selftests/net/mptcp/mptcp_join.sh
+++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh
@@ -3372,6 +3372,18 @@ userspace_pm_dump()
 	ip netns exec $1 ./pm_nl_ctl dump token $tk
 }
 
+# $1: ns ; $2: id
+userspace_pm_get_addr()
+{
+	local evts=$evts_ns1
+	local tk
+
+	[ "$1" == "$ns2" ] && evts=$evts_ns2
+	tk=$(mptcp_lib_evts_get_info token "$evts")
+
+	ip netns exec $1 ./pm_nl_ctl get $2 token $tk
+}
+
 check_output()
 {
 	local cmd="$1"
@@ -3602,6 +3614,8 @@ userspace_tests()
 		chk_subflows_total 2 2
 		chk_mptcp_info add_addr_signal 1 add_addr_accepted 1
 		local dump="id 10 flags signal 10.0.2.1"
+		check_output "userspace_pm_get_addr $ns1 10" \
+			     "$dump" "      get id 10 addr"
 		check_output "userspace_pm_dump $ns1" \
 			     "$dump" "      dump addrs signal"
 		kill_events_pids
@@ -3624,6 +3638,8 @@ userspace_tests()
 		chk_mptcp_info subflows 1 subflows 1
 		chk_subflows_total 2 2
 		local dump="id 20 flags subflow 10.0.3.2"
+		check_output "userspace_pm_get_addr $ns2 20" \
+			     "$dump" "      get id 20 addr"
 		check_output "userspace_pm_dump $ns2" \
 			     "$dump" "      dump addrs subflow"
 		kill_events_pids