[  835.624662][T10380] PPP generic driver version 2.4.2
[  835.635067][T10380] NET: Registered PF_PPPOX protocol family
[  835.653929][T10380] l2tp_core: L2TP core driver, V2.0
[  835.663011][T10380] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  841.118993][T10458] ppp0: recursion detected
[  842.180048][T10419] ppp0: recursion detected