[  905.501840][T12965] PPP generic driver version 2.4.2
[  905.509129][T12965] NET: Registered PF_PPPOX protocol family
[  905.530615][T12965] l2tp_core: L2TP core driver, V2.0
[  905.537953][T12965] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  910.972174][T13037] ppp0: recursion detected
[  912.037460][T12997] ppp0: recursion detected