diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index 0c9f9d386a00..48d4f785e311 100644
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -279,10 +279,10 @@ static void show_data(unsigned long addr, int nbytes, const char *name)
 	 * don't attempt to dump non-kernel addresses or
 	 * values that are probably just small negative numbers
 	 */
-	if (addr < PAGE_OFFSET || addr > -256UL)
+	if (addr < PAGE_OFFSET || addr > -4096UL)
 		return;
 
-	printk("\n%s: %#lx:\n", name, addr);
+	printk("\n%s: %#lx:\n", name, addr + nbytes / 2);
 
 	/*
 	 * round address down to a 32 bit boundary
@@ -298,7 +298,11 @@ static void show_data(unsigned long addr, int nbytes, const char *name)
 		 * just display low 16 bits of address to keep
 		 * each line of the dump < 80 characters
 		 */
-		printk("%04lx ", (unsigned long)p & 0xffff);
+		if (i == (nlines / 2))
+			printk("%04lx*", (unsigned long)p & 0xffff);
+		else
+			printk("%04lx ", (unsigned long)p & 0xffff);
+
 		for (j = 0; j < 8; j++) {
 			u32	data;
 
@@ -383,7 +387,7 @@ void show_regs(struct pt_regs * regs)
 	dump_backtrace(regs, NULL, KERN_DEFAULT);
 
 	if (!user_mode(regs))
-		show_extra_register_data(regs, 256);
+		show_extra_register_data(regs, 512);
 }
 EXPORT_SYMBOL_GPL(show_regs);