在Linux内核模块（驱动程序）中等待用户空间输入的关键部分

I'm new to kernel programming and I was making changes in a Linux Driver. I want to block/wait in a Critical Section for user input(The communication between the Driver and the user-space Application work). The Problem is that when I used wait_event_timeout() the System is being crashed and I am getting I'm new to kernel programming and I was making