[ 1241.417001][T11133] netdevsim netdevsim754 eni754np1: renamed from eth1
[ 1241.426414][T11134] netdevsim netdevsim391 eni391np1: renamed from eth0
[ 1244.844747][T11126] Could not find device with ifindex 2000 in netnsfd 11
[ 1244.845911][T11126] Could not find netns with fd: 2000
[ 1244.846876][T11126] Cannot link a netdevsim to itself
[ 1244.854307][T11126] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).