diff --git a/linux/linux.mk b/linux/linux.mk
index 0a213d17b518..126e92e84c11 100644
--- a/linux/linux.mk
+++ b/linux/linux.mk
@@ -163,6 +163,7 @@ endif
 LINUX_MAKE_FLAGS = \
 	HOSTCC="$(HOSTCC) $(subst -I/,-isystem /,$(subst -I /,-isystem /,$(HOST_CFLAGS))) $(HOST_LDFLAGS)" \
 	ARCH=$(KERNEL_ARCH) \
+	KCFLAGS="$(LINUX_CFLAGS)" \
 	INSTALL_MOD_PATH=$(TARGET_DIR) \
 	CROSS_COMPILE="$(TARGET_CROSS)" \
 	WERROR=0 \
@@ -184,7 +185,12 @@ endif
 # sanitize the arguments passed from user space in registers.
 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82435
 ifeq ($(BR2_TOOLCHAIN_GCC_AT_LEAST_8),y)
-LINUX_MAKE_ENV += KCFLAGS=-Wno-attribute-alias
+LINUX_CFLAGS += -Wno-attribute-alias
+endif
+
+# Disable FDPIC if enabled by default in toolchain
+ifeq ($(BR2_BINFMT_FDPIC),y)
+LINUX_CFLAGS += -mno-fdpic
 endif
 
 ifeq ($(BR2_LINUX_KERNEL_DTB_OVERLAY_SUPPORT),y)