[  932.542710][T11240] PPP generic driver version 2.4.2
[  932.549469][T11240] NET: Registered PF_PPPOX protocol family
[  932.567972][T11240] l2tp_core: L2TP core driver, V2.0
[  932.574623][T11240] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  937.790877][T11319] ppp0: recursion detected
[  937.823737][    C2] ppp0: recursion detected
[  938.857914][T11275] ppp0: recursion detected
[  939.073658][T11275] xl2tpd (11275) used greatest stack depth: 22720 bytes left