[  853.594401][T10929] PPP generic driver version 2.4.2
[  853.600988][T10929] NET: Registered PF_PPPOX protocol family
[  853.618149][T10929] l2tp_core: L2TP core driver, V2.0
[  853.624523][T10929] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  858.769327][T11006] ppp0: recursion detected
[  859.841486][T10969] ppp0: recursion detected