diff --git a/fs/exec.c b/fs/exec.c
index da94a6f..fd92343 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -610,7 +610,7 @@
 	bprm->exec -= stack_shift;
 
 	down_write(&mm->mmap_sem);
-	vm_flags = vma->vm_flags;
+	vm_flags = VM_STACK_FLAGS;
 
 	/*
 	 * Adjust stack execute permissions; explicitly enable for