[  851.193429][T10363] PPP generic driver version 2.4.2
[  851.199366][T10363] NET: Registered PF_PPPOX protocol family
[  851.223539][T10363] l2tp_core: L2TP core driver, V2.0
[  851.234405][T10363] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  856.458174][T10439] ppp0: recursion detected
[  857.540847][T10400] ppp0: recursion detected