[  901.228819][T11255] PPP generic driver version 2.4.2
[  901.235329][T11255] NET: Registered PF_PPPOX protocol family
[  901.253179][T11255] l2tp_core: L2TP core driver, V2.0
[  901.259750][T11255] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  906.636188][    C3] ppp0: recursion detected
[  906.672270][T11333] ppp0: recursion detected
[  907.733562][T11288] ppp0: recursion detected