diff --git a/libcontainer/cgroups/utils.go b/libcontainer/cgroups/utils.go index 13ebf52abe4..b32af4ee530 100644 --- a/libcontainer/cgroups/utils.go +++ b/libcontainer/cgroups/utils.go @@ -55,12 +55,12 @@ func IsCgroup2HybridMode() bool { var st unix.Statfs_t err := unix.Statfs(hybridMountpoint, &st) if err != nil { - if os.IsNotExist(err) { - // ignore the "not found" error - isHybrid = false - return + isHybrid = false + if !os.IsNotExist(err) { + // Report unexpected errors. + logrus.WithError(err).Debugf("statfs(%q) failed", hybridMountpoint) } - panic(fmt.Sprintf("cannot statfs cgroup root: %s", err)) + return } isHybrid = st.Type == unix.CGROUP2_SUPER_MAGIC })