[ 1235.976922][T12778] netdevsim netdevsim734 eni734np1: renamed from eth1
[ 1235.999302][T12779] netdevsim netdevsim464 eni464np1: renamed from eth0
[ 1238.419908][T12771] Could not find device with ifindex 2000 in netnsfd 11
[ 1238.421718][T12771] Could not find netns with fd: 2000
[ 1238.423156][T12771] Cannot link a netdevsim to itself
[ 1238.424950][T12771] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).