diff --git a/pkg/libcontainer/nsinit/mount.go b/pkg/libcontainer/nsinit/mount.go index 61a90125e0..19dacfaa17 100644 --- a/pkg/libcontainer/nsinit/mount.go +++ b/pkg/libcontainer/nsinit/mount.go @@ -31,11 +31,6 @@ func setupNewMountNamespace(rootfs string, bindMounts []libcontainer.Mount, cons if err := system.Mount(rootfs, rootfs, "bind", syscall.MS_BIND|syscall.MS_REC, ""); err != nil { return fmt.Errorf("mouting %s as bind %s", rootfs, err) } - if readonly { - if err := system.Mount(rootfs, rootfs, "bind", syscall.MS_BIND|syscall.MS_REMOUNT|syscall.MS_RDONLY|syscall.MS_REC, ""); err != nil { - return fmt.Errorf("mounting %s as readonly %s", rootfs, err) - } - } if err := mountSystem(rootfs); err != nil { return fmt.Errorf("mount system %s", err) } @@ -81,6 +76,12 @@ func setupNewMountNamespace(rootfs string, bindMounts []libcontainer.Mount, cons } } + if readonly { + if err := system.Mount("/", "/", "bind", syscall.MS_BIND|syscall.MS_REMOUNT|syscall.MS_RDONLY|syscall.MS_REC, ""); err != nil { + return fmt.Errorf("mounting %s as readonly %s", rootfs, err) + } + } + system.Umask(0022) return nil