[ 1031.163019][T12757] netdevsim netdevsim478 eni478np1: renamed from eth0
[ 1031.260774][T12756] netdevsim netdevsim601 eni601np1: renamed from eth1
[ 1033.091987][T12749] Could not find device with ifindex 2000 in netnsfd 11
[ 1033.093055][T12749] Could not find netns with fd: 2000
[ 1033.093761][T12749] Cannot link a netdevsim to itself
[ 1033.094552][T12749] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).