[  901.255429][T11244] PPP generic driver version 2.4.2
[  901.262860][T11244] NET: Registered PF_PPPOX protocol family
[  901.281632][T11244] l2tp_core: L2TP core driver, V2.0
[  901.294713][T11244] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  906.509699][T11323] ppp0: recursion detected
[  906.590382][    C3] ppp0: recursion detected
[  907.562843][T11281] ppp0: recursion detected