[ 1007.808703][T12131] netdevsim netdevsim480 eni480np1: renamed from eth0
[ 1007.900189][T12134] netdevsim netdevsim523 eni523np1: renamed from eth1
[ 1009.693102][T12554] Could not find device with ifindex 2000 in netnsfd 11
[ 1009.694077][T12554] Could not find netns with fd: 2000
[ 1009.694746][T12554] Cannot link a netdevsim to itself
[ 1009.695537][T12554] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).