[ 1222.754516][T11146] netdevsim netdevsim427 eni427np1: renamed from eth0
[ 1222.765221][T11144] netdevsim netdevsim611 eni611np1: renamed from eth1
[ 1225.887628][T11138] Could not find device with ifindex 2000 in netnsfd 11
[ 1225.888361][T11138] Could not find netns with fd: 2000
[ 1225.889016][T11138] Cannot link a netdevsim to itself
[ 1225.889729][T11138] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).