[ 1446.470767][T12816] netdevsim netdevsim590 eni590np1: renamed from eth1
[ 1446.566876][T12815] netdevsim netdevsim511 eni511np1: renamed from eth0
[ 1450.106302][T12809] Could not find device with ifindex 2000 in netnsfd 11
[ 1450.107057][T12809] Could not find netns with fd: 2000
[ 1450.112604][T12809] Cannot link a netdevsim to itself
[ 1450.113639][T12809] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).