[ 1269.374256][T12753] netdevsim netdevsim765 eni765np1: renamed from eth1
[ 1269.473313][T12751] netdevsim netdevsim288 eni288np1: renamed from eth0
[ 1272.149788][T12739] Could not find device with ifindex 2000 in netnsfd 11
[ 1272.151523][T12739] Could not find netns with fd: 2000
[ 1272.152826][T12739] Cannot link a netdevsim to itself
[ 1272.154320][T12739] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).