[ 1359.280225][T13037] netdevsim netdevsim491 eni491np1: renamed from eth0
[ 1359.381092][T13038] netdevsim netdevsim536 eni536np1: renamed from eth1
[ 1362.019189][T13024] Could not find device with ifindex 2000 in netnsfd 11
[ 1362.021760][T13024] Could not find netns with fd: 2000
[ 1362.023197][T13024] Cannot link a netdevsim to itself
[ 1362.024971][T13024] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).