diff --git a/hw/i386/pc.c b/hw/i386/pc.c
index be5e3bbafd..c9d888fac6 100644
--- a/hw/i386/pc.c
+++ b/hw/i386/pc.c
@@ -59,6 +59,7 @@
 #include "hw/pci/pci_host.h"
 #include "acpi-build.h"
 #include "hw/mem/pc-dimm.h"
+#include "trace.h"
 
 /* debug PC/ISA interrupts */
 //#define DEBUG_IRQ
@@ -1572,6 +1573,7 @@ static void pc_dimm_plug(HotplugHandler *hotplug_dev,
     if (local_err) {
         goto out;
     }
+    trace_mhp_pc_dimm_assigned_address(addr);
 
     slot = object_property_get_int(OBJECT(dev), PC_DIMM_SLOT_PROP, &local_err);
     if (local_err) {
@@ -1587,6 +1589,7 @@ static void pc_dimm_plug(HotplugHandler *hotplug_dev,
     if (local_err) {
         goto out;
     }
+    trace_mhp_pc_dimm_assigned_slot(slot);
 
     memory_region_add_subregion(&pcms->hotplug_memory,
                                 addr - pcms->hotplug_memory_base, mr);
diff --git a/trace-events b/trace-events
index d7d6a10b56..ba01ad52cf 100644
--- a/trace-events
+++ b/trace-events
@@ -1285,6 +1285,10 @@ mhp_acpi_write_ost_ev(uint32_t slot, uint32_t ev) "slot[0x%"PRIx32"] OST EVENT:
 mhp_acpi_write_ost_status(uint32_t slot, uint32_t st) "slot[0x%"PRIx32"] OST STATUS: 0x%"PRIx32
 mhp_acpi_clear_insert_evt(uint32_t slot) "slot[0x%"PRIx32"] clear insert event"
 
+#hw/i386/pc.c
+mhp_pc_dimm_assigned_slot(int slot) "0x%d"
+mhp_pc_dimm_assigned_address(uint64_t addr) "0x%"PRIx64
+
 # target-s390x/kvm.c
 kvm_enable_cmma(int rc) "CMMA: enabling with result code %d"
 kvm_clear_cmma(int rc) "CMMA: clearing with result code %d"