[ 1235.006392][T11143] netdevsim netdevsim683 eni683np1: renamed from eth1
[ 1235.109151][T11144] netdevsim netdevsim492 eni492np1: renamed from eth0
[ 1238.410641][T11136] Could not find device with ifindex 2000 in netnsfd 11
[ 1238.411382][T11136] Could not find netns with fd: 2000
[ 1238.411956][T11136] Cannot link a netdevsim to itself
[ 1238.412603][T11136] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).