[  840.978635][T10832] PPP generic driver version 2.4.2
[  840.985198][T10832] NET: Registered PF_PPPOX protocol family
[  841.007139][T10832] l2tp_core: L2TP core driver, V2.0
[  841.014051][T10832] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  846.291039][T10916] ppp0: recursion detected
[  847.381940][T10871] ppp0: recursion detected