[ 1308.205566][T11140] netdevsim netdevsim687 eni687np1: renamed from eth1
[ 1308.311835][T11142] netdevsim netdevsim422 eni422np1: renamed from eth0
[ 1312.062448][T11134] Could not find device with ifindex 2000 in netnsfd 11
[ 1312.063244][T11134] Could not find netns with fd: 2000
[ 1312.063855][T11134] Cannot link a netdevsim to itself
[ 1312.064582][T11134] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).