[ 1222.097122][T11130] netdevsim netdevsim276 eni276np1: renamed from eth0
[ 1222.193846][T11128] netdevsim netdevsim669 eni669np1: renamed from eth1
[ 1225.533100][T11122] Could not find device with ifindex 2000 in netnsfd 11
[ 1225.533869][T11122] Could not find netns with fd: 2000
[ 1225.534494][T11122] Cannot link a netdevsim to itself
[ 1225.540985][T11122] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).