[ 1027.162800][T12647] netdevsim netdevsim342 eni342np1: renamed from eth0
[ 1027.282875][T12649] netdevsim netdevsim623 eni623np1: renamed from eth1
[ 1028.979111][T12726] Could not find device with ifindex 2000 in netnsfd 11
[ 1028.980029][T12726] Could not find netns with fd: 2000
[ 1028.980697][T12726] Cannot link a netdevsim to itself
[ 1028.981472][T12726] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).