diff --git a/kernel/common/inc/nv.h a/kernel/common/inc/nv.h
index 2ddaa25..40a3fd5 100644
--- a/kernel/common/inc/nv.h
+++ a/kernel/common/inc/nv.h
@@ -17,13 +17,15 @@
 #include <nvlimits.h>
 
 #if defined(NV_KERNEL_INTERFACE_LAYER) && defined(__FreeBSD__)
-  #include <sys/stddef.h> // NULL
+  #include <sys/stddef.h>   // NULL
+#elif defined(NV_KERNEL_INTERFACE_LAYER) && defined(NV_LINUX)
+  #include <linux/stddef.h> // NULL
 #else
-  #include <stddef.h>     // NULL
+  #include <stddef.h>       // NULL
 #endif
 
 #include <nvstatus.h>
-#include <stdarg.h>
+#include "nv_stdarg.h"
 #include <nv-caps.h>
 #include <nv-ioctl.h>
 #include <nvmisc.h>
diff --git a/kernel/common/inc/nv_stdarg.h a/kernel/common/inc/nv_stdarg.h
new file mode 100644
index 0000000..4b63340
--- /dev/null
+++ a/kernel/common/inc/nv_stdarg.h
@@ -0,0 +1,39 @@
+/*
+ * SPDX-FileCopyrightText: Copyright (c) 2021 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
+ * SPDX-License-Identifier: MIT
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+
+#ifndef _NV_STDARG_H_
+#define _NV_STDARG_H_
+
+#if defined(NV_KERNEL_INTERFACE_LAYER) && defined(NV_LINUX)
+   #include "conftest.h"
+   #if defined(NV_LINUX_STDARG_H_PRESENT)
+     #include <linux/stdarg.h>
+   #else
+     #include <stdarg.h>
+   #endif   
+#else
+   #include <stdarg.h>
+#endif   
+
+#endif // _NV_STDARG_H_
diff --git a/kernel/common/inc/os-interface.h a/kernel/common/inc/os-interface.h
index b615773..dd3e7a8 100644
--- a/kernel/common/inc/os-interface.h
+++ a/kernel/common/inc/os-interface.h
@@ -24,7 +24,7 @@
 
 #include <nvtypes.h>
 #include <nvstatus.h>
-#include <stdarg.h>
+#include "nv_stdarg.h"
 #include <nv-kernel-interface-api.h>
 #include <os/nv_memory_type.h>
 
diff --git a/kernel/common/inc/rm-gpu-ops.h a/kernel/common/inc/rm-gpu-ops.h
index 67b252e..3302e72 100644
--- a/kernel/common/inc/rm-gpu-ops.h
+++ a/kernel/common/inc/rm-gpu-ops.h
@@ -16,7 +16,7 @@
 
 #include <nvtypes.h>
 #include <nvCpuUuid.h>
-#include <stdarg.h>
+#include "nv_stdarg.h"
 #include <nv-caps.h>
 #include <nv-ioctl.h>
 #include <nvmisc.h>
diff --git a/kernel/conftest.sh a/kernel/conftest.sh
index 1a1f89c..4ae52c7 100755
--- a/kernel/conftest.sh
+++ a/kernel/conftest.sh
@@ -163,6 +163,7 @@ test_headers() {
     FILES="$FILES sound/hda_codec.h"
     FILES="$FILES linux/dma-buf.h"
     FILES="$FILES linux/time.h"
+    FILES="$FILES linux/stdarg.h"
 
     translate_and_preprocess_header_files $FILES
 }
diff --git a/kernel/nvidia-modeset/nvidia-modeset-os-interface.h a/kernel/nvidia-modeset/nvidia-modeset-os-interface.h
index 65130fd..720e0d2 100644
--- a/kernel/nvidia-modeset/nvidia-modeset-os-interface.h
+++ a/kernel/nvidia-modeset/nvidia-modeset-os-interface.h
@@ -16,8 +16,14 @@
 #if !defined(_NVIDIA_MODESET_OS_INTERFACE_H_)
 #define _NVIDIA_MODESET_OS_INTERFACE_H_
 
-#include <stddef.h>  /* size_t */
-#include <stdarg.h>  /* va_list */
+#if defined(NV_KERNEL_INTERFACE_LAYER) && defined(__FreeBSD__)
+  #include <sys/stddef.h>   // NULL
+#elif defined(NV_KERNEL_INTERFACE_LAYER) && defined(NV_LINUX)
+  #include <linux/stddef.h> // NULL
+#else
+  #include <stddef.h>       // NULL
+#endif
+#include "nv_stdarg.h"  /* va_list */
 
 #include "nvtypes.h" /* NvU8 */
 
diff --git a/kernel/nvidia-modeset/nvkms.h a/kernel/nvidia-modeset/nvkms.h
index d46f97d..4180ed6 100644
--- a/kernel/nvidia-modeset/nvkms.h
+++ a/kernel/nvidia-modeset/nvkms.h
@@ -9,7 +9,13 @@
 #define __NV_KMS_H__
 
 #include "nvtypes.h"
-#include <stddef.h> /* size_t */
+#if defined(NV_KERNEL_INTERFACE_LAYER) && defined(__FreeBSD__)
+  #include <sys/stddef.h>   // NULL
+#elif defined(NV_KERNEL_INTERFACE_LAYER) && defined(NV_LINUX)
+  #include <linux/stddef.h> // NULL
+#else
+  #include <stddef.h>       // NULL
+#endif
 
 #include "nvkms-kapi.h"
 
diff --git a/kernel/nvidia-uvm/uvm_mmu.c a/kernel/nvidia-uvm/uvm_mmu.c
index 68c77be..333da8b 100644
--- a/kernel/nvidia-uvm/uvm_mmu.c
+++ a/kernel/nvidia-uvm/uvm_mmu.c
@@ -32,7 +32,7 @@
 #include "uvm_push.h"
 #include "uvm_mem.h"
 #include "uvm_va_space.h"
-#include <stdarg.h>
+#include "nv_stdarg.h"
 
 
 
diff --git a/kernel/nvidia/export_nvswitch.h a/kernel/nvidia/export_nvswitch.h
index e45666c..618a3e7 100644
--- a/kernel/nvidia/export_nvswitch.h
+++ a/kernel/nvidia/export_nvswitch.h
@@ -28,7 +28,7 @@
 extern "C" {
 #endif
 
-#include <stdarg.h>
+#include "nv_stdarg.h"
 #include "nvlink_common.h"
 #include "ioctl_common_nvswitch.h"