[  821.551433][T10384] PPP generic driver version 2.4.2
[  821.558278][T10384] NET: Registered PF_PPPOX protocol family
[  821.585764][T10384] l2tp_core: L2TP core driver, V2.0
[  821.593427][T10384] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  826.719617][T10454] ppp0: recursion detected
[  827.779801][T10416] ppp0: recursion detected