runtime: check for pause pid existence

check that the pause pid exists before trying to move it to a separate
scope.

Closes: https://github.com/containers/podman/issues/12065

Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>

1 files changed, 5 insertions, 1 deletions

diff --git a/libpod/runtime.go b/libpod/runtime.go
index 855f3a9f9..950ac65eb 100644
--- a/libpod/runtime.go
+++ b/libpod/runtime.go
@@ -543,7 +543,11 @@ func makeRuntime(ctx context.Context, runtime *Runtime) (retErr error) {
 				return err
 			}
 			if became {
-				utils.MovePauseProcessToScope(pausePid)
+				// Check if the pause process was created.  If it was created, then
+				// move it to its own systemd scope.
+				if _, err = os.Stat(pausePid); err == nil {
+					utils.MovePauseProcessToScope(pausePid)
+				}
 				os.Exit(ret)
 			}
 		}