[ 1316.825725][T13024] netdevsim netdevsim315 eni315np1: renamed from eth0
[ 1316.964840][T13021] netdevsim netdevsim610 eni610np1: renamed from eth1
[ 1319.604673][T13011] Could not find device with ifindex 2000 in netnsfd 11
[ 1319.608164][T13011] Could not find netns with fd: 2000
[ 1319.609646][T13011] Cannot link a netdevsim to itself
[ 1319.611449][T13011] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).