[ 381.732353] PPP generic driver version 2.4.2 [ 381.733061] NET: Registered PF_PPPOX protocol family [ 381.735240] l2tp_core: L2TP core driver, V2.0 [ 381.736234] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 386.064303] ppp0: recursion detected [ 386.188095] ppp0: recursion detected [ 387.074984] ppp0: recursion detected