diff --git a/core/libs/prx/libSceLibcInternal/Export.cpp b/core/libs/prx/libSceLibcInternal/Export.cpp
index 7541f8ed1..6597f5f5b 100644
--- a/core/libs/prx/libSceLibcInternal/Export.cpp
+++ b/core/libs/prx/libSceLibcInternal/Export.cpp
@@ -1,14 +1,9 @@
-#include <cstdint>
-#include <cstddef>
-#include "SceTypes.hpp"
-#include "prx/libc/include/General.hpp"
+#include "prx/libc/include/HeapDiagnostics.hpp"
 
 extern "C" {
 
-
 void APS5_VABI sceLibcHeapGetTraceInfo_nid_postfix(Info* info) {
- (void)info;
- NotImplemented_nid_no_patch(__func__);
+    LibcHeapTraceInfo_nid_no_patch(info);
 }
 
 }
diff --git a/core/libs/prx/libc/Export.cpp b/core/libs/prx/libc/Export.cpp
index a7bacbfde..4e0c3813a 100644
--- a/core/libs/prx/libc/Export.cpp
+++ b/core/libs/prx/libc/Export.cpp
@@ -2,6 +2,7 @@
 #include <cstddef>
 #include "SceTypes.hpp"
 #include "prx/libc/include/General.hpp"
+#include "prx/libc/include/HeapDiagnostics.hpp"
 
 uint32_t Need_sceLibc = 1;
 
@@ -39,8 +40,7 @@ extern "C" {
     }
 
     void APS5_VABI LibcHeapGetTraceInfo_nid_postfix(LibcHeapInfo* info) {
-        (void)info;
-        NotImplemented_nid_no_patch(__func__);
+        LibcHeapTraceInfo_nid_no_patch(info);
     }
 
     int APS5_VABI LibcInternalExtCxaThreadAtexit_nid_postfix(void (*destructor)(void*), void* object, void* module_id) {
diff --git a/core/libs/prx/libc/include/HeapDiagnostics.hpp b/core/libs/prx/libc/include/HeapDiagnostics.hpp
new file mode 100644
index 000000000..7d3d62454
--- /dev/null
+++ b/core/libs/prx/libc/include/HeapDiagnostics.hpp
@@ -0,0 +1,8 @@
+#ifndef CORE_LIBS_PRX_LIBC_INCLUDE_HEAPDIAGNOSTICS_HPP
+#define CORE_LIBS_PRX_LIBC_INCLUDE_HEAPDIAGNOSTICS_HPP
+
+#include "SceTypes.hpp"
+
+extern "C" void LibcHeapTraceInfo_nid_no_patch(LibcHeapInfo* info);
+
+#endif
diff --git a/core/libs/prx/libc/src/HeapDiagnostics.cpp b/core/libs/prx/libc/src/HeapDiagnostics.cpp
index fc9dd761f..39aaf3951 100644
--- a/core/libs/prx/libc/src/HeapDiagnostics.cpp
+++ b/core/libs/prx/libc/src/HeapDiagnostics.cpp
@@ -1,8 +1,33 @@
 #include "prx/libc/include/General.hpp"
+#include "prx/libc/include/HeapDiagnostics.hpp"
+#include <array>
+#include <cstddef>
 #include <cstdint>
+#include <stdexcept>
+
+namespace {
+
+std::uint64_t mspaceAtomicIdMask = 0;
+std::array<std::uint64_t, 64> mstateTable{};
+
+static_assert(sizeof(LibcHeapInfo) == 32);
+static_assert(offsetof(LibcHeapInfo, mspace_atomic_id_mask) == 16);
+static_assert(offsetof(LibcHeapInfo, mstate_table) == 24);
+
+}
 
 extern "C" {
 
+void LibcHeapTraceInfo_nid_no_patch(LibcHeapInfo* info) {
+    if (info == nullptr)
+        throw std::invalid_argument("heap trace info: null output");
+    if (info->size != sizeof(LibcHeapInfo))
+        throw std::invalid_argument("heap trace info: unsupported structure size");
+    info->unknown2 = 0;
+    info->mspace_atomic_id_mask = &mspaceAtomicIdMask;
+    info->mstate_table = mstateTable.data();
+}
+
 // unknown signature
 void APS5_VABI sceLibcInternalBacktraceForGame_nid_postfix(const char* heapName) {
     (void)heapName;