[ 1227.958056][T11144] netdevsim netdevsim457 eni457np1: renamed from eth0
[ 1228.061949][T11145] netdevsim netdevsim708 eni708np1: renamed from eth1
[ 1231.299115][T11136] Could not find device with ifindex 2000 in netnsfd 11
[ 1231.299861][T11136] Could not find netns with fd: 2000
[ 1231.300683][T11136] Cannot link a netdevsim to itself
[ 1231.301449][T11136] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).