[ 1227.614430][T11132] netdevsim netdevsim602 eni602np1: renamed from eth1
[ 1227.713380][T11133] netdevsim netdevsim437 eni437np1: renamed from eth0
[ 1231.155791][T11125] Could not find device with ifindex 2000 in netnsfd 11
[ 1231.156534][T11125] Could not find netns with fd: 2000
[ 1231.157105][T11125] Cannot link a netdevsim to itself
[ 1231.157781][T11125] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).