exec failed: container_linux.go:346: starting container process caused \"process_linux.go:93: starting setns process caused \\\"fork/exec /proc/self/exe: no such file or directory

[goranceko]

Hello,

I am facing below error on my environment:

time="2019-12-03T20:12:56Z" level=error msg="exec failed: container_linux.go:346: starting container process caused \"process_linux.go:93: starting setns process caused \\\"fork/exec /proc/self/exe: no such file or directory\\\"\""
exec failed: container_linux.go:346: starting container process caused "process_linux.go:93: starting setns process caused \"fork/exec /proc/self/exe: no such file or directory\""
FATA[0000] execing command in container failed: command terminated with exit code 1

when executing the following command inside a CRI-O container:
runc exec -- 50c0b94c43e25948cfc9d7dee83498a51c05b3a735ca20055ce3056a6422d1a8 /usr/sbin/mysqld -V

# runc --version
runc version commit: 425e105d5a03fabd737a126ad93d62a9eeede87f
spec: 1.0.1-dev

[goranceko]

https://github.com/opencontainers/runc/blob/master/libcontainer/process_linux.go#L93

[goranceko]

Closing this issue as it's solved by making /var/lib/containers/storage reachable.