[  839.847552][T10373] PPP generic driver version 2.4.2
[  839.855900][T10373] NET: Registered PF_PPPOX protocol family
[  839.881471][T10373] l2tp_core: L2TP core driver, V2.0
[  839.891723][T10373] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  848.227204][T10554] ppp0: recursion detected
[  849.290128][T10412] ppp0: recursion detected