[ 381.147588] PPP generic driver version 2.4.2 [ 381.148410] NET: Registered PF_PPPOX protocol family [ 381.152525] l2tp_core: L2TP core driver, V2.0 [ 381.153505] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 385.578950] ppp0: recursion detected [ 385.678273] ppp0: recursion detected [ 386.594816] ppp0: recursion detected