[ 1219.236291][T11134] netdevsim netdevsim683 eni683np1: renamed from eth1
[ 1219.252509][T11136] netdevsim netdevsim294 eni294np1: renamed from eth0
[ 1222.545159][T11128] Could not find device with ifindex 2000 in netnsfd 11
[ 1222.545947][T11128] Could not find netns with fd: 2000
[ 1222.546506][T11128] Cannot link a netdevsim to itself
[ 1222.547480][T11128] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).