[ 1031.253584][T12584] netdevsim netdevsim542 eni542np1: renamed from eth1
[ 1031.355911][T12585] netdevsim netdevsim342 eni342np1: renamed from eth0
[ 1033.218620][T12577] Could not find device with ifindex 2000 in netnsfd 11
[ 1033.219623][T12577] Could not find netns with fd: 2000
[ 1033.220316][T12577] Cannot link a netdevsim to itself
[ 1033.221070][T12577] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).