Description

docker run busybox true does not work with io.containerd.runc.v2.

Regression in 4b05d03 (#4538). This commit only exists in master and isn't cherry-picked to v1.4/v1.3 as of writing.

Steps to reproduce the issue:

1. Install Docker 20.10.0-rc1. This version uses io.containerd.runc.v2 by default
2. Install containerd from master
3. Run docker run --name tmp busybox true; echo $

Describe the results you received:
137

Describe the results you expected:
0

Output of containerd --version:

containerd github.com/containerd/containerd v1.4.0-64-g4b05d0390 4b05d039035b8f62c83e292c6451e0e6dd26930a

Any other relevant information:
moby/moby#41710