[ 371.357395] PPP generic driver version 2.4.2 [ 371.358571] NET: Registered PF_PPPOX protocol family [ 371.360970] l2tp_core: L2TP core driver, V2.0 [ 371.361968] l2tp_ppp: PPPoL2TP kernel driver, V2.0 [ 375.752611] ppp0: recursion detected [ 376.448060] ppp0: recursion detected [ 376.759779] ppp0: recursion detected