diff --git a/arch/x86_64/mm/fault.c b/arch/x86_64/mm/fault.c
index 99a8018..2074bdd 100644
--- a/arch/x86_64/mm/fault.c
+++ b/arch/x86_64/mm/fault.c
@@ -568,7 +568,7 @@
 	}
 	printk("VM: killing process %s\n", tsk->comm);
 	if (error_code & 4)
-		do_exit(SIGKILL);
+		do_group_exit(SIGKILL);
 	goto no_context;
 
 do_sigbus: