csky/kprobe: reclaim insn_slot on kprobe unregistration
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.63 by commit 3645ed60ac07982b549ffa2d3717971ec73033c2. For more details please see the references link.