[  840.758731][T10261] PPP generic driver version 2.4.2
[  840.764384][T10261] NET: Registered PF_PPPOX protocol family
[  840.785602][T10261] l2tp_core: L2TP core driver, V2.0
[  840.791592][T10261] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  845.956930][T10334] ppp0: recursion detected
[  847.009539][T10294] ppp0: recursion detected
[  847.149018][T10294] xl2tpd (10294) used greatest stack depth: 22504 bytes left