[  879.288725][T10386] PPP generic driver version 2.4.2
[  879.302488][T10386] NET: Registered PF_PPPOX protocol family
[  879.328538][T10386] l2tp_core: L2TP core driver, V2.0
[  879.336813][T10386] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  884.574615][    C2] ppp0: recursion detected
[  884.596624][T10457] ppp0: recursion detected
[  885.684555][T10418] ppp0: recursion detected