[ 1019.680364][T12735] netdevsim netdevsim276 eni276np1: renamed from eth0
[ 1019.785455][T12686] netdevsim netdevsim715 eni715np1: renamed from eth1
[ 1021.683057][T12730] Could not find device with ifindex 2000 in netnsfd 11
[ 1021.684061][T12730] Could not find netns with fd: 2000
[ 1021.684816][T12730] Cannot link a netdevsim to itself
[ 1021.685916][T12730] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).