[ 1261.148914][T12745] netdevsim netdevsim497 eni497np1: renamed from eth0
[ 1261.163051][T12742] netdevsim netdevsim532 eni532np1: renamed from eth1
[ 1263.788816][T12732] Could not find device with ifindex 2000 in netnsfd 11
[ 1263.791383][T12732] Could not find netns with fd: 2000
[ 1263.792355][T12732] Cannot link a netdevsim to itself
[ 1263.793435][T12732] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).