diff --git a/kernel/fork.c b/kernel/fork.c index 5a547a59a38a..aff84f84b0d3 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -374,6 +374,11 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm) */ down_write_nested(&mm->mmap_sem, SINGLE_DEPTH_NESTING); + mm->total_vm = oldmm->total_vm; + mm->shared_vm = oldmm->shared_vm; + mm->exec_vm = oldmm->exec_vm; + mm->stack_vm = oldmm->stack_vm; + rb_link = &mm->mm_rb.rb_node; rb_parent = NULL; pprev = &mm->mmap;