Description of problem

Use ctr to re-produce, if hypervisor(qemu here) exit unexpectly, shim will leak

1. ctr -a /run/containerd.sock  run -d  --runtime=kata.v2  docker.io/library/busybox:latest test-kata-2  
2. kill 119490   -> kill qemu

kata shim v2 will leak

Expected result

(replace this text with an explanation of what you thought would happen)

Actual result

(replace this text with details of what actually happened)