diff --git a/src/gfxstream/guest/vulkan/gfxstream_vk_device.cpp b/src/gfxstream/guest/vulkan/gfxstream_vk_device.cpp
index 4c022e8e35c..5b51e508762 100644
--- a/src/gfxstream/guest/vulkan/gfxstream_vk_device.cpp
+++ b/src/gfxstream/guest/vulkan/gfxstream_vk_device.cpp
@@ -99,6 +99,18 @@ static VkResult SetupInstanceForProcess(void) {
     return VK_SUCCESS;
 }
 
+#if defined(END2END_TESTS)
+static VkResult vkInitializeKumquat(uint32_t descriptor) {
+    HostConnection* hostCon = HostConnection::getWithDescriptor(kCapsetGfxStreamVulkan, descriptor);
+    if (!hostCon) {
+        mesa_loge("failed to get kumquat connection");
+        return VK_ERROR_INITIALIZATION_FAILED;
+    }
+
+    return VK_SUCCESS;
+}
+#endif
+
 static bool isMesaOnlyInstanceExtension(const char* name) {
     for (auto mesaExt : kMesaOnlyInstanceExtension) {
         if (!strncmp(mesaExt, name, VK_MAX_EXTENSION_NAME_SIZE)) return true;
@@ -634,6 +646,13 @@ PFN_vkVoidFunction vk_icdGetPhysicalDeviceProcAddr(VkInstance _instance, const c
 
 PFN_vkVoidFunction gfxstream_vk_GetInstanceProcAddr(VkInstance _instance, const char* pName) {
     VK_FROM_HANDLE(gfxstream_vk_instance, instance, _instance);
+
+#if defined(END2END_TESTS)
+    if (strcmp(pName, "vkInitializeKumquat") == 0) {
+        return (PFN_vkVoidFunction)vkInitializeKumquat;
+    }
+#endif
+
     return vk_instance_get_proc_addr(&instance->vk, &gfxstream_vk_instance_entrypoints, pName);
 }