diff --git a/scripts/known_good.json b/scripts/known_good.json
index 23ec3db9..50f4c951 100755
--- a/scripts/known_good.json
+++ b/scripts/known_good.json
@@ -6,7 +6,7 @@
             "sub_dir": "Vulkan-Headers",
             "build_dir": "Vulkan-Headers/build",
             "install_dir": "Vulkan-Headers/build/install",
-            "commit": "v1.3.279"
+            "commit": "v1.3.280"
         },
         {
             "name": "Vulkan-Utility-Libraries",
@@ -14,7 +14,7 @@
             "sub_dir": "Vulkan-Utility-Libraries",
             "build_dir": "Vulkan-Utility-Libraries/build",
             "install_dir": "Vulkan-Utility-Libraries/build/install",
-            "commit": "v1.3.279",
+            "commit": "v1.3.280",
             "deps": [
                 {
                     "var_name": "VULKAN_HEADERS_INSTALL_DIR",
diff --git a/utils/generated/vk_extension_helper.h b/utils/generated/vk_extension_helper.h
index 5ac5f927..011a055f 100644
--- a/utils/generated/vk_extension_helper.h
+++ b/utils/generated/vk_extension_helper.h
@@ -726,6 +726,7 @@ struct DeviceExtensions : public InstanceExtensions {
     ExtEnabled vk_nv_descriptor_pool_overallocation{kNotEnabled};
     ExtEnabled vk_nv_raw_access_chains{kNotEnabled};
     ExtEnabled vk_nv_shader_atomic_float16_vector{kNotEnabled};
+    ExtEnabled vk_nv_ray_tracing_validation{kNotEnabled};
     ExtEnabled vk_khr_acceleration_structure{kNotEnabled};
     ExtEnabled vk_khr_ray_tracing_pipeline{kNotEnabled};
     ExtEnabled vk_khr_ray_query{kNotEnabled};
@@ -1880,6 +1881,7 @@ struct DeviceExtensions : public InstanceExtensions {
             {VK_NV_RAW_ACCESS_CHAINS_EXTENSION_NAME, DeviceInfo(&DeviceExtensions::vk_nv_raw_access_chains, {})},
             {VK_NV_SHADER_ATOMIC_FLOAT16_VECTOR_EXTENSION_NAME,
              DeviceInfo(&DeviceExtensions::vk_nv_shader_atomic_float16_vector, {})},
+            {VK_NV_RAY_TRACING_VALIDATION_EXTENSION_NAME, DeviceInfo(&DeviceExtensions::vk_nv_ray_tracing_validation, {})},
             {VK_KHR_ACCELERATION_STRUCTURE_EXTENSION_NAME,
              DeviceInfo(&DeviceExtensions::vk_khr_acceleration_structure,
                         {{{&DeviceExtensions::vk_feature_version_1_1, "VK_VERSION_1_1"},
@@ -2334,6 +2336,7 @@ static const std::set<std::string> kDeviceExtensionNames = {
     VK_NV_DESCRIPTOR_POOL_OVERALLOCATION_EXTENSION_NAME,
     VK_NV_RAW_ACCESS_CHAINS_EXTENSION_NAME,
     VK_NV_SHADER_ATOMIC_FLOAT16_VECTOR_EXTENSION_NAME,
+    VK_NV_RAY_TRACING_VALIDATION_EXTENSION_NAME,
     VK_KHR_ACCELERATION_STRUCTURE_EXTENSION_NAME,
     VK_KHR_RAY_TRACING_PIPELINE_EXTENSION_NAME,
     VK_KHR_RAY_QUERY_EXTENSION_NAME,
diff --git a/utils/generated/vk_safe_struct.h b/utils/generated/vk_safe_struct.h
index bb97b6b8..c37b4314 100644
--- a/utils/generated/vk_safe_struct.h
+++ b/utils/generated/vk_safe_struct.h
@@ -18046,6 +18046,27 @@ struct safe_VkPhysicalDeviceShaderAtomicFloat16VectorFeaturesNV {
         return reinterpret_cast<VkPhysicalDeviceShaderAtomicFloat16VectorFeaturesNV const*>(this);
     }
 };
+struct safe_VkPhysicalDeviceRayTracingValidationFeaturesNV {
+    VkStructureType sType;
+    void* pNext{};
+    VkBool32 rayTracingValidation;
+
+    safe_VkPhysicalDeviceRayTracingValidationFeaturesNV(const VkPhysicalDeviceRayTracingValidationFeaturesNV* in_struct,
+                                                        PNextCopyState* copy_state = {}, bool copy_pnext = true);
+    safe_VkPhysicalDeviceRayTracingValidationFeaturesNV(const safe_VkPhysicalDeviceRayTracingValidationFeaturesNV& copy_src);
+    safe_VkPhysicalDeviceRayTracingValidationFeaturesNV& operator=(
+        const safe_VkPhysicalDeviceRayTracingValidationFeaturesNV& copy_src);
+    safe_VkPhysicalDeviceRayTracingValidationFeaturesNV();
+    ~safe_VkPhysicalDeviceRayTracingValidationFeaturesNV();
+    void initialize(const VkPhysicalDeviceRayTracingValidationFeaturesNV* in_struct, PNextCopyState* copy_state = {});
+    void initialize(const safe_VkPhysicalDeviceRayTracingValidationFeaturesNV* copy_src, PNextCopyState* copy_state = {});
+    VkPhysicalDeviceRayTracingValidationFeaturesNV* ptr() {
+        return reinterpret_cast<VkPhysicalDeviceRayTracingValidationFeaturesNV*>(this);
+    }
+    VkPhysicalDeviceRayTracingValidationFeaturesNV const* ptr() const {
+        return reinterpret_cast<VkPhysicalDeviceRayTracingValidationFeaturesNV const*>(this);
+    }
+};
 struct safe_VkAccelerationStructureGeometryTrianglesDataKHR {
     VkStructureType sType;
     const void* pNext{};
diff --git a/utils/generated/vk_safe_struct_utils.cpp b/utils/generated/vk_safe_struct_utils.cpp
index 4a97249c..97b6c078 100644
--- a/utils/generated/vk_safe_struct_utils.cpp
+++ b/utils/generated/vk_safe_struct_utils.cpp
@@ -1790,6 +1790,9 @@ void *SafePnextCopy(const void *pNext, PNextCopyState* copy_state) {
             case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_ATOMIC_FLOAT16_VECTOR_FEATURES_NV:
                 safe_pNext = new safe_VkPhysicalDeviceShaderAtomicFloat16VectorFeaturesNV(reinterpret_cast<const VkPhysicalDeviceShaderAtomicFloat16VectorFeaturesNV *>(pNext), copy_state, false);
                 break;
+            case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_RAY_TRACING_VALIDATION_FEATURES_NV:
+                safe_pNext = new safe_VkPhysicalDeviceRayTracingValidationFeaturesNV(reinterpret_cast<const VkPhysicalDeviceRayTracingValidationFeaturesNV *>(pNext), copy_state, false);
+                break;
             case VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET_ACCELERATION_STRUCTURE_KHR:
                 safe_pNext = new safe_VkWriteDescriptorSetAccelerationStructureKHR(reinterpret_cast<const VkWriteDescriptorSetAccelerationStructureKHR *>(pNext), copy_state, false);
                 break;
@@ -3583,6 +3586,9 @@ void FreePnextChain(const void *pNext) {
         case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_SHADER_ATOMIC_FLOAT16_VECTOR_FEATURES_NV:
             delete reinterpret_cast<const safe_VkPhysicalDeviceShaderAtomicFloat16VectorFeaturesNV *>(header);
             break;
+        case VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_RAY_TRACING_VALIDATION_FEATURES_NV:
+            delete reinterpret_cast<const safe_VkPhysicalDeviceRayTracingValidationFeaturesNV *>(header);
+            break;
         case VK_STRUCTURE_TYPE_WRITE_DESCRIPTOR_SET_ACCELERATION_STRUCTURE_KHR:
             delete reinterpret_cast<const safe_VkWriteDescriptorSetAccelerationStructureKHR *>(header);
             break;
diff --git a/utils/generated/vk_safe_struct_vendor.cpp b/utils/generated/vk_safe_struct_vendor.cpp
index 25931a9a..fdb3d000 100644
--- a/utils/generated/vk_safe_struct_vendor.cpp
+++ b/utils/generated/vk_safe_struct_vendor.cpp
@@ -15365,4 +15365,54 @@ void safe_VkPhysicalDeviceShaderAtomicFloat16VectorFeaturesNV::initialize(
     pNext = SafePnextCopy(copy_src->pNext);
 }
 
+safe_VkPhysicalDeviceRayTracingValidationFeaturesNV::safe_VkPhysicalDeviceRayTracingValidationFeaturesNV(
+    const VkPhysicalDeviceRayTracingValidationFeaturesNV* in_struct, [[maybe_unused]] PNextCopyState* copy_state, bool copy_pnext)
+    : sType(in_struct->sType), rayTracingValidation(in_struct->rayTracingValidation) {
+    if (copy_pnext) {
+        pNext = SafePnextCopy(in_struct->pNext, copy_state);
+    }
+}
+
+safe_VkPhysicalDeviceRayTracingValidationFeaturesNV::safe_VkPhysicalDeviceRayTracingValidationFeaturesNV()
+    : sType(VK_STRUCTURE_TYPE_PHYSICAL_DEVICE_RAY_TRACING_VALIDATION_FEATURES_NV), pNext(nullptr), rayTracingValidation() {}
+
+safe_VkPhysicalDeviceRayTracingValidationFeaturesNV::safe_VkPhysicalDeviceRayTracingValidationFeaturesNV(
+    const safe_VkPhysicalDeviceRayTracingValidationFeaturesNV& copy_src) {
+    sType = copy_src.sType;
+    rayTracingValidation = copy_src.rayTracingValidation;
+    pNext = SafePnextCopy(copy_src.pNext);
+}
+
+safe_VkPhysicalDeviceRayTracingValidationFeaturesNV& safe_VkPhysicalDeviceRayTracingValidationFeaturesNV::operator=(
+    const safe_VkPhysicalDeviceRayTracingValidationFeaturesNV& copy_src) {
+    if (&copy_src == this) return *this;
+
+    FreePnextChain(pNext);
+
+    sType = copy_src.sType;
+    rayTracingValidation = copy_src.rayTracingValidation;
+    pNext = SafePnextCopy(copy_src.pNext);
+
+    return *this;
+}
+
+safe_VkPhysicalDeviceRayTracingValidationFeaturesNV::~safe_VkPhysicalDeviceRayTracingValidationFeaturesNV() {
+    FreePnextChain(pNext);
+}
+
+void safe_VkPhysicalDeviceRayTracingValidationFeaturesNV::initialize(
+    const VkPhysicalDeviceRayTracingValidationFeaturesNV* in_struct, [[maybe_unused]] PNextCopyState* copy_state) {
+    FreePnextChain(pNext);
+    sType = in_struct->sType;
+    rayTracingValidation = in_struct->rayTracingValidation;
+    pNext = SafePnextCopy(in_struct->pNext, copy_state);
+}
+
+void safe_VkPhysicalDeviceRayTracingValidationFeaturesNV::initialize(
+    const safe_VkPhysicalDeviceRayTracingValidationFeaturesNV* copy_src, [[maybe_unused]] PNextCopyState* copy_state) {
+    sType = copy_src->sType;
+    rayTracingValidation = copy_src->rayTracingValidation;
+    pNext = SafePnextCopy(copy_src->pNext);
+}
+
 // NOLINTEND