[  848.687591][T12973] PPP generic driver version 2.4.2
[  848.709674][T12973] NET: Registered PF_PPPOX protocol family
[  848.746723][T12973] l2tp_core: L2TP core driver, V2.0
[  848.755516][T12973] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  854.298519][T13045] ppp0: recursion detected
[  854.386594][    C3] ppp0: recursion detected
[  855.358373][T13006] ppp0: recursion detected