[  894.170342][T11156] PPP generic driver version 2.4.2
[  894.176687][T11156] NET: Registered PF_PPPOX protocol family
[  894.195105][T11156] l2tp_core: L2TP core driver, V2.0
[  894.201590][T11156] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  899.451574][    C0] ppp0: recursion detected
[  899.458924][T11236] ppp0: recursion detected
[  900.544828][T11196] ppp0: recursion detected