diff --git a/src/locking/domain_lock.c b/src/locking/domain_lock.c
index ba49f9c367..4ac16f2b57 100644
--- a/src/locking/domain_lock.c
+++ b/src/locking/domain_lock.c
@@ -160,6 +160,9 @@ int virDomainLockProcessStart(virLockManagerPluginPtr plugin,
     int ret;
     int flags = VIR_LOCK_MANAGER_ACQUIRE_RESTRICT;
 
+    VIR_DEBUG("plugin=%p dom=%p paused=%d fd=%p",
+              plugin, dom, paused, fd);
+
     if (!(lock = virDomainLockManagerNew(plugin, dom, true)))
         return -1;
 
@@ -180,6 +183,9 @@ int virDomainLockProcessPause(virLockManagerPluginPtr plugin,
     virLockManagerPtr lock;
     int ret;
 
+    VIR_DEBUG("plugin=%p dom=%p state=%p",
+              plugin, dom, state);
+
     if (!(lock = virDomainLockManagerNew(plugin, dom, true)))
         return -1;
 
@@ -196,6 +202,9 @@ int virDomainLockProcessResume(virLockManagerPluginPtr plugin,
     virLockManagerPtr lock;
     int ret;
 
+    VIR_DEBUG("plugin=%p dom=%p state=%s",
+              plugin, dom, NULLSTR(state));
+
     if (!(lock = virDomainLockManagerNew(plugin, dom, true)))
         return -1;
 
@@ -212,6 +221,9 @@ int virDomainLockProcessInquire(virLockManagerPluginPtr plugin,
     virLockManagerPtr lock;
     int ret;
 
+    VIR_DEBUG("plugin=%p dom=%p state=%p",
+              plugin, dom, state);
+
     if (!(lock = virDomainLockManagerNew(plugin, dom, true)))
         return -1;
 
@@ -229,6 +241,9 @@ int virDomainLockDiskAttach(virLockManagerPluginPtr plugin,
     virLockManagerPtr lock;
     int ret = -1;
 
+    VIR_DEBUG("plugin=%p dom=%p disk=%p",
+              plugin, dom, disk);
+
     if (!(lock = virDomainLockManagerNew(plugin, dom, false)))
         return -1;
 
@@ -253,6 +268,9 @@ int virDomainLockDiskDetach(virLockManagerPluginPtr plugin,
     virLockManagerPtr lock;
     int ret = -1;
 
+    VIR_DEBUG("plugin=%p dom=%p disk=%p",
+              plugin, dom, disk);
+
     if (!(lock = virDomainLockManagerNew(plugin, dom, false)))
         return -1;
 
@@ -278,6 +296,9 @@ int virDomainLockLeaseAttach(virLockManagerPluginPtr plugin,
     virLockManagerPtr lock;
     int ret = -1;
 
+    VIR_DEBUG("plugin=%p dom=%p lease=%p",
+              plugin, dom, lease);
+
     if (!(lock = virDomainLockManagerNew(plugin, dom, false)))
         return -1;
 
@@ -302,6 +323,9 @@ int virDomainLockLeaseDetach(virLockManagerPluginPtr plugin,
     virLockManagerPtr lock;
     int ret = -1;
 
+    VIR_DEBUG("plugin=%p dom=%p lease=%p",
+              plugin, dom, lease);
+
     if (!(lock = virDomainLockManagerNew(plugin, dom, false)))
         return -1;