[  875.184503][T10385] PPP generic driver version 2.4.2
[  875.192046][T10385] NET: Registered PF_PPPOX protocol family
[  875.219741][T10385] l2tp_core: L2TP core driver, V2.0
[  875.227717][T10385] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  880.432680][T10458] ppp0: recursion detected
[  880.471557][    C0] ppp0: recursion detected
[  881.504259][T10419] ppp0: recursion detected