[ 1017.165353][T12128] netdevsim netdevsim489 eni489np1: renamed from eth0
[ 1017.263015][T12068] netdevsim netdevsim602 eni602np1: renamed from eth1
[ 1019.111678][T12453] Could not find device with ifindex 2000 in netnsfd 11
[ 1019.113272][T12453] Could not find netns with fd: 2000
[ 1019.114343][T12453] Cannot link a netdevsim to itself
[ 1019.115639][T12453] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).