[ 1282.539374][T13023] netdevsim netdevsim657 eni657np1: renamed from eth1
[ 1282.683193][T13025] netdevsim netdevsim435 eni435np1: renamed from eth0
[ 1285.142229][T13012] Could not find device with ifindex 2000 in netnsfd 11
[ 1285.143904][T13012] Could not find netns with fd: 2000
[ 1285.144846][T13012] Cannot link a netdevsim to itself
[ 1285.146801][T13012] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).