--- zzzz-none-000/linux-4.4.271/arch/arm/include/asm/memory.h	2021-06-03 06:22:09.000000000 +0000
+++ hawkeye-5590-750/linux-4.4.271/arch/arm/include/asm/memory.h	2023-04-19 10:22:27.000000000 +0000
@@ -37,7 +37,11 @@
  * TASK_SIZE - the maximum size of a user space task.
  * TASK_UNMAPPED_BASE - the lower boundary of the mmap VM area
  */
+#ifndef CONFIG_KASAN
 #define TASK_SIZE		(UL(CONFIG_PAGE_OFFSET) - UL(SZ_16M))
+#else
+#define TASK_SIZE		(UL(CONFIG_PAGE_OFFSET) - UL(SZ_16M) - UL(SZ_512M))
+#endif
 #define TASK_UNMAPPED_BASE	ALIGN(TASK_SIZE / 3, SZ_16M)
 
 /*