[ 1295.729410][T11137] netdevsim netdevsim622 eni622np1: renamed from eth1
[ 1295.746559][T11139] netdevsim netdevsim508 eni508np1: renamed from eth0
[ 1299.356495][T11131] Could not find device with ifindex 2000 in netnsfd 11
[ 1299.357253][T11131] Could not find netns with fd: 2000
[ 1299.359016][T11131] Cannot link a netdevsim to itself
[ 1299.359748][T11131] Format for linking two devices is "netnsfd_a:ifidx_a netnsfd_b:ifidx_b" (int uint int uint).