[ 1297.203247][T11144] netdevsim netdevsim687 eni687np1: renamed from eth1
[ 1297.317059][T11146] netdevsim netdevsim355 eni355np1: renamed from eth0
[ 1300.827006][T11138] Could not find device with ifindex 2000 in netnsfd 11
[ 1300.827831][T11138] Could not find netns with fd: 2000
[ 1300.828460][T11138] Cannot link a netdevsim to itself
[ 1300.829620][T11138] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).