[  820.726742][T10382] PPP generic driver version 2.4.2
[  820.733578][T10382] NET: Registered PF_PPPOX protocol family
[  820.752994][T10382] l2tp_core: L2TP core driver, V2.0
[  820.773505][T10382] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  829.074784][T10567] ppp0: recursion detected
[  830.130762][T10419] ppp0: recursion detected