[ 1289.002491][T13021] netdevsim netdevsim666 eni666np1: renamed from eth1
[ 1289.126325][T13024] netdevsim netdevsim323 eni323np1: renamed from eth0
[ 1291.766102][T13011] Could not find device with ifindex 2000 in netnsfd 11
[ 1291.767832][T13011] Could not find netns with fd: 2000
[ 1291.768745][T13011] Cannot link a netdevsim to itself
[ 1291.770026][T13011] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).