[ 1242.420593][T11143] netdevsim netdevsim649 eni649np1: renamed from eth1
[ 1242.446000][T11144] netdevsim netdevsim365 eni365np1: renamed from eth0
[ 1245.787711][T11136] Could not find device with ifindex 2000 in netnsfd 11
[ 1245.788478][T11136] Could not find netns with fd: 2000
[ 1245.789064][T11136] Cannot link a netdevsim to itself
[ 1245.794957][T11136] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).