[ 1446.273751][T12509] netdevsim netdevsim569 eni569np1: renamed from eth1
[ 1446.394441][T12510] netdevsim netdevsim274 eni274np1: renamed from eth0
[ 1450.115144][T12502] Could not find device with ifindex 2000 in netnsfd 11
[ 1450.115940][T12502] Could not find netns with fd: 2000
[ 1450.116941][T12502] Cannot link a netdevsim to itself
[ 1450.118170][T12502] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).