[ 1021.338090][T12479] netdevsim netdevsim605 eni605np1: renamed from eth1
[ 1021.367518][T12482] netdevsim netdevsim264 eni264np1: renamed from eth0
[ 1023.198465][T12474] Could not find device with ifindex 2000 in netnsfd 11
[ 1023.199480][T12474] Could not find netns with fd: 2000
[ 1023.200203][T12474] Cannot link a netdevsim to itself
[ 1023.201026][T12474] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).