Commits on May 25, 2022

1. archive: add human-readable hint to Lchown error …

   Before:
   ```
   $ nerdctl pull gcr.io/kubeflow-images-public/tensorflow-1.14.0-notebook-cpu:v0.7.0
   FATA[0026] failed to extract layer sha256:f8a604834d388fd3d04c26e4ed832b36b617ea8a4e0b1665b9199bd10cfcb171: mount callback failed on /var/lib/containerd/tmpmounts/containerd-mount1818823128:
   lchown /var/lib/containerd/tmpmounts/containerd-mount1818823128/usr/local/bin/docker-credential-gcr: invalid argument: unknown
   ```
   
   After:
   ```
   $ nerdctl pull gcr.io/kubeflow-images-public/tensorflow-1.14.0-notebook-cpu:v0.7.0
   FATA[0027] failed to extract layer sha256:f8a604834d388fd3d04c26e4ed832b36b617ea8a4e0b1665b9199bd10cfcb171: mount callback failed on /var/lib/containerd/tmpmounts/containerd-mount3521205359:
   failed to Lchown "/var/lib/containerd/tmpmounts/containerd-mount3521205359/usr/local/bin/docker-credential-gcr" for UID 205001, GID 5000:
   lchown /var/lib/containerd/tmpmounts/containerd-mount3521205359/usr/local/bin/docker-credential-gcr: invalid argument
   (Hint: try increasing the number of subordinate IDs in /etc/subuid and /etc/subgid): unknown
   ```
   
   Related to moby/moby issue 43576 but for containerd
   
   Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>
   (cherry picked from commit d2f3015)
   Signed-off-by: Akihiro Suda <akihiro.suda.cz@hco.ntt.co.jp>

   

   AkihiroSuda committed May 25, 2022
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