[ 1219.278459][T11140] netdevsim netdevsim738 eni738np1: renamed from eth1
[ 1219.312711][T11142] netdevsim netdevsim403 eni403np1: renamed from eth0
[ 1222.624428][T11134] Could not find device with ifindex 2000 in netnsfd 11
[ 1222.625610][T11134] Could not find netns with fd: 2000
[ 1222.626761][T11134] Cannot link a netdevsim to itself
[ 1222.627757][T11134] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).