[ 1056.909590][T12760] netdevsim netdevsim273 eni273np1: renamed from eth0
[ 1056.921711][T12759] netdevsim netdevsim589 eni589np1: renamed from eth1
[ 1058.926234][T12752] Could not find device with ifindex 2000 in netnsfd 11
[ 1058.927200][T12752] Could not find netns with fd: 2000
[ 1058.928113][T12752] Cannot link a netdevsim to itself
[ 1058.929346][T12752] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).