[ 1038.728794][T12749] netdevsim netdevsim307 eni307np1: renamed from eth0
[ 1038.870737][T12746] netdevsim netdevsim599 eni599np1: renamed from eth1
[ 1040.804710][T12741] Could not find device with ifindex 2000 in netnsfd 11
[ 1040.806347][T12741] Could not find netns with fd: 2000
[ 1040.807501][T12741] Cannot link a netdevsim to itself
[ 1040.808926][T12741] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).