diff --git a/arch/sandbox/cpu/os.c b/arch/sandbox/cpu/os.c
index a8d01e4..c204914 100644
--- a/arch/sandbox/cpu/os.c
+++ b/arch/sandbox/cpu/os.c
@@ -786,3 +786,40 @@
 
 	return mprotect(start, len, PROT_READ | PROT_WRITE);
 }
+
+void *os_find_text_base(void)
+{
+	char line[500];
+	void *base = NULL;
+	int len;
+	int fd;
+
+	/*
+	 * This code assumes that the first line of /proc/self/maps holds
+	 * information about the text, for example:
+	 *
+	 * 5622d9907000-5622d9a55000 r-xp 00000000 08:01 15067168   u-boot
+	 *
+	 * The first hex value is assumed to be the address.
+	 *
+	 * This is tested in Linux 4.15.
+	 */
+	fd = open("/proc/self/maps", O_RDONLY);
+	if (fd == -1)
+		return NULL;
+	len = read(fd, line, sizeof(line));
+	if (len > 0) {
+		char *end = memchr(line, '-', len);
+
+		if (end) {
+			unsigned long long addr;
+
+			*end = '\0';
+			if (sscanf(line, "%llx", &addr) == 1)
+				base = (void *)addr;
+		}
+	}
+	close(fd);
+
+	return base;
+}
diff --git a/arch/sandbox/cpu/start.c b/arch/sandbox/cpu/start.c
index 2f5e6e9..e22d65f 100644
--- a/arch/sandbox/cpu/start.c
+++ b/arch/sandbox/cpu/start.c
@@ -328,6 +328,10 @@
 	gd_t data;
 	int ret;
 
+	memset(&data, '\0', sizeof(data));
+	gd = &data;
+	gd->arch.text_base = os_find_text_base();
+
 	ret = state_init();
 	if (ret)
 		goto err;
@@ -340,8 +344,6 @@
 	if (ret)
 		goto err;
 
-	memset(&data, '\0', sizeof(data));
-	gd = &data;
 #if CONFIG_VAL(SYS_MALLOC_F_LEN)
 	gd->malloc_base = CONFIG_MALLOC_F_ADDR;
 #endif
@@ -350,6 +352,12 @@
 #endif
 	setup_ram_buf(state);
 
+	/*
+	 * Set up the relocation offset here, since sandbox symbols are always
+	 * relocated by the OS before sandbox is entered.
+	 */
+	gd->reloc_off = (ulong)gd->arch.text_base;
+
 	/* Do pre- and post-relocation init */
 	board_init_f(0);
 
diff --git a/arch/sandbox/include/asm/global_data.h b/arch/sandbox/include/asm/global_data.h
index f6a6a34..f4ce72d 100644
--- a/arch/sandbox/include/asm/global_data.h
+++ b/arch/sandbox/include/asm/global_data.h
@@ -12,6 +12,7 @@
 /* Architecture-specific global data */
 struct arch_global_data {
 	uint8_t		*ram_buf;	/* emulated RAM buffer */
+	void		*text_base;	/* pointer to base of text region */
 };
 
 #include <asm-generic/global_data.h>