[ 1225.234578][T11116] netdevsim netdevsim541 eni541np1: renamed from eth1
[ 1225.343084][T11115] netdevsim netdevsim393 eni393np1: renamed from eth0
[ 1228.584449][T11109] Could not find device with ifindex 2000 in netnsfd 11
[ 1228.585125][T11109] Could not find netns with fd: 2000
[ 1228.585736][T11109] Cannot link a netdevsim to itself
[ 1228.586392][T11109] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).