[ 1299.446813][T12060] netdevsim netdevsim668 eni668np1: renamed from eth1
[ 1299.452495][T12061] netdevsim netdevsim402 eni402np1: renamed from eth0
[ 1303.106204][T12053] Could not find device with ifindex 2000 in netnsfd 11
[ 1303.106967][T12053] Could not find netns with fd: 2000
[ 1303.107597][T12053] Cannot link a netdevsim to itself
[ 1303.108522][T12053] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).