[ 1222.746731][T11145] netdevsim netdevsim410 eni410np1: renamed from eth0
[ 1222.759252][T11146] netdevsim netdevsim686 eni686np1: renamed from eth1
[ 1226.065624][T11137] Could not find device with ifindex 2000 in netnsfd 11
[ 1226.066322][T11137] Could not find netns with fd: 2000
[ 1226.066854][T11137] Cannot link a netdevsim to itself
[ 1226.074240][T11137] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).