[  923.261425][T12960] PPP generic driver version 2.4.2
[  923.268566][T12960] NET: Registered PF_PPPOX protocol family
[  923.291363][T12960] l2tp_core: L2TP core driver, V2.0
[  923.301883][T12960] l2tp_ppp: PPPoL2TP kernel driver, V2.0
[  928.566301][T13032] ppp0: recursion detected
[  928.626321][    C3] ppp0: recursion detected
[  929.624663][T12993] ppp0: recursion detected