[ 1028.908581][T12584] netdevsim netdevsim490 eni490np1: renamed from eth0
[ 1029.018105][T12650] netdevsim netdevsim767 eni767np1: renamed from eth1
[ 1030.798621][T12729] Could not find device with ifindex 2000 in netnsfd 11
[ 1030.799704][T12729] Could not find netns with fd: 2000
[ 1030.800495][T12729] Cannot link a netdevsim to itself
[ 1030.801305][T12729] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).