[  889.017930][T12961] PPP generic driver version 2.4.2
[  889.027379][T12961] NET: Registered PF_PPPOX protocol family
[  889.047571][T12961] l2tp_core: L2TP core driver, V2.0
[  889.055048][T12961] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  894.541051][T13040] ppp0: recursion detected
[  895.604501][T12998] ppp0: recursion detected