[ 1053.134084][T12760] netdevsim netdevsim306 eni306np1: renamed from eth0
[ 1053.136283][T12757] netdevsim netdevsim726 eni726np1: renamed from eth1
[ 1055.003908][T12752] Could not find device with ifindex 2000 in netnsfd 11
[ 1055.005156][T12752] Could not find netns with fd: 2000
[ 1055.005844][T12752] Cannot link a netdevsim to itself
[ 1055.006640][T12752] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).