[  849.207549][T11247] PPP generic driver version 2.4.2
[  849.213440][T11247] NET: Registered PF_PPPOX protocol family
[  849.247164][T11247] l2tp_core: L2TP core driver, V2.0
[  849.254465][T11247] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  854.374403][T11326] ppp0: recursion detected
[  855.440407][T11285] ppp0: recursion detected
[  855.601546][T11285] xl2tpd (11285) used greatest stack depth: 22672 bytes left