[ 1231.454703][T11152] netdevsim netdevsim350 eni350np1: renamed from eth0
[ 1231.476904][T11151] netdevsim netdevsim733 eni733np1: renamed from eth1
[ 1234.689959][T11144] Could not find device with ifindex 2000 in netnsfd 11
[ 1234.690700][T11144] Could not find netns with fd: 2000
[ 1234.691284][T11144] Cannot link a netdevsim to itself
[ 1234.691944][T11144] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).