diff --git a/include/osmocom/bsc/gsm_data.h b/include/osmocom/bsc/gsm_data.h
index 276fc02fb..a2e103d2e 100644
--- a/include/osmocom/bsc/gsm_data.h
+++ b/include/osmocom/bsc/gsm_data.h
@@ -1412,6 +1412,7 @@ enum bts_counter_id {
 	BTS_CTR_PAGING_ALREADY,
 	BTS_CTR_PAGING_RESPONDED,
 	BTS_CTR_PAGING_EXPIRED,
+	BTS_CTR_PAGING_NO_ACTIVE_PAGING,
 	BTS_CTR_CHAN_ACT_TOTAL,
 	BTS_CTR_CHAN_ACT_NACK,
 	BTS_CTR_RSL_UNKNOWN,
@@ -1457,6 +1458,7 @@ static const struct rate_ctr_desc bts_ctr_description[] = {
 	[BTS_CTR_PAGING_ALREADY] = 		{"paging:already", "Paging attempts ignored as subscriber was already being paged."},
 	[BTS_CTR_PAGING_RESPONDED] = 		{"paging:responded", "Paging attempts with successful paging response."},
 	[BTS_CTR_PAGING_EXPIRED] = 		{"paging:expired", "Paging Request expired because of timeout T3113."},
+	[BTS_CTR_PAGING_NO_ACTIVE_PAGING] =	{"paging:no_active_paging", "Paging response without an active paging request (arrived after paging expiration?)."},
 	[BTS_CTR_CHAN_ACT_TOTAL] =		{"chan_act:total", "Total number of Channel Activations."},
 	[BTS_CTR_CHAN_ACT_NACK] =		{"chan_act:nack", "Number of Channel Activations that the BTS NACKed"},
 	[BTS_CTR_RSL_UNKNOWN] =			{"rsl:unknown", "Number of unknown/unsupported RSL messages received from BTS"},
@@ -1552,6 +1554,7 @@ enum {
 	BSC_CTR_PAGING_ATTEMPTED,
 	BSC_CTR_PAGING_DETACHED,
 	BSC_CTR_PAGING_RESPONDED,
+	BSC_CTR_PAGING_NO_ACTIVE_PAGING,
 	BSC_CTR_UNKNOWN_UNIT_ID,
 };
 
@@ -1596,6 +1599,7 @@ static const struct rate_ctr_desc bsc_ctr_description[] = {
 	[BSC_CTR_PAGING_ATTEMPTED] = 		{"paging:attempted", "Paging attempts for a subscriber."},
 	[BSC_CTR_PAGING_DETACHED] = 		{"paging:detached", "Paging request send failures because no responsible BTS was found."},
 	[BSC_CTR_PAGING_RESPONDED] = 		{"paging:responded", "Paging attempts with successful response."},
+	[BSC_CTR_PAGING_NO_ACTIVE_PAGING] =	{"paging:no_active_paging", "Paging response without an active paging request (arrived after paging expiration?)."},
 
 	[BSC_CTR_UNKNOWN_UNIT_ID] = 		{"abis:unknown_unit_id", "Connection attempts from unknown IPA CCM Unit ID."},
 };
diff --git a/src/osmo-bsc/gsm_08_08.c b/src/osmo-bsc/gsm_08_08.c
index 4f9c69eb6..8a4b1c5fe 100644
--- a/src/osmo-bsc/gsm_08_08.c
+++ b/src/osmo-bsc/gsm_08_08.c
@@ -388,6 +388,8 @@ static int handle_page_resp(struct gsm_subscriber_connection *conn, struct msgb
 
 	if (!subscr) {
 		LOGP(DMSC, LOGL_ERROR, "Non active subscriber got paged.\n");
+		rate_ctr_inc(&conn->lchan->ts->trx->bts->bts_ctrs->ctr[BTS_CTR_PAGING_NO_ACTIVE_PAGING]);
+		rate_ctr_inc(&conn->network->bsc_ctrs->ctr[BSC_CTR_PAGING_NO_ACTIVE_PAGING]);
 		return -1;
 	}