[  754.933735][T10183] l2tp_core: L2TP core driver, V2.0
[  754.940443][T10183] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  760.142997][T10257] ppp0: recursion detected
[  760.179602][    C3] ppp0: recursion detected
[  761.196881][T10217] ppp0: recursion detected