[ 1301.277213][T13029] netdevsim netdevsim497 eni497np1: renamed from eth0
[ 1301.393201][T13025] netdevsim netdevsim749 eni749np1: renamed from eth1
[ 1304.006203][T13016] Could not find device with ifindex 2000 in netnsfd 11
[ 1304.008250][T13016] Could not find netns with fd: 2000
[ 1304.009219][T13016] Cannot link a netdevsim to itself
[ 1304.010312][T13016] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).