[ 1221.699280][T11140] netdevsim netdevsim661 eni661np1: renamed from eth1
[ 1221.810966][T11141] netdevsim netdevsim324 eni324np1: renamed from eth0
[ 1225.135207][T11133] Could not find device with ifindex 2000 in netnsfd 11
[ 1225.136317][T11133] Could not find netns with fd: 2000
[ 1225.150887][T11133] Cannot link a netdevsim to itself
[ 1225.152098][T11133] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).