[ 1230.853072][T12602] netdevsim netdevsim322 eni322np1: renamed from eth0
[ 1230.963260][T12598] netdevsim netdevsim531 eni531np1: renamed from eth1
[ 1233.439823][T12594] Could not find device with ifindex 2000 in netnsfd 11
[ 1233.441038][T12594] Could not find netns with fd: 2000
[ 1233.441951][T12594] Cannot link a netdevsim to itself
[ 1233.443326][T12594] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).