[  830.460770][T10702] PPP generic driver version 2.4.2
[  830.466836][T10702] NET: Registered PF_PPPOX protocol family
[  830.484425][T10702] l2tp_core: L2TP core driver, V2.0
[  830.495497][T10702] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  835.662479][T10783] ppp0: recursion detected
[  836.719229][T10741] ppp0: recursion detected