diff --git a/WHATS_NEW b/WHATS_NEW
index 19f24f73c..793063151 100644
--- a/WHATS_NEW
+++ b/WHATS_NEW
@@ -1,5 +1,6 @@
 Version 2.02.135 - 
 ====================================
+  Do not deref NULL pointer in debug message for _match_pv_tags().
   Drop unneeded stat() call when checking for sysfs file.
   Fix memory leak on error path of failing thin-pool percentage check.
   Add missing test for failing node allocation in lvmetad.
diff --git a/lib/metadata/lv_manip.c b/lib/metadata/lv_manip.c
index 3c72c0886..e23a8b93b 100644
--- a/lib/metadata/lv_manip.c
+++ b/lib/metadata/lv_manip.c
@@ -2114,7 +2114,7 @@ static int _match_pv_tags(const struct dm_config_node *cling_tag_list_cn,
 			else {
 				if (!pv_tags)
 					log_debug_alloc("Matched allocation PV tag %s on existing %s with free space on %s.",
-							tag_matched, pv_dev_name(pv1), pv_dev_name(pv2));
+							tag_matched, pv_dev_name(pv1), pv2 ? pv_dev_name(pv2) : "-");
 				else
 					log_debug_alloc("Eliminating allocation area %" PRIu32 " at PV %s start PE %" PRIu32
 							" from consideration: PV tag %s already used.",