[  638.764389][T10249] PPP generic driver version 2.4.2
[  638.768661][T10249] NET: Registered PF_PPPOX protocol family
[  638.779805][T10249] l2tp_core: L2TP core driver, V2.0
[  638.790492][T10249] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  646.712574][T10427] ppp0: recursion detected
[  647.753353][T10282] ppp0: recursion detected