make -C tools/testing/selftests TARGETS="net" TEST_PROGS=big_tcp.sh TEST_GGEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-1/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-1/tools/testing/selftests/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-1/tools/testing/selftests/net'
make[1]: Entering directory '/home/virtme/testing-1/tools/testing/selftests/net'
TAP version 13
1..1
# timeout set to 3600
# selftests: net: big_tcp.sh
# Error: Unknown device type.
# Error: Unknown device type.
# Cannot find device "link0"
# Cannot find device "link0"
# Cannot find device "link0"
# Cannot find device "link0"
# Cannot find device "link0"
# Cannot find device "link0"
# Cannot find device "link0"
# Cannot find device "link0"
# Cannot find device "link1"
# Cannot find device "link2"
# Cannot find device "link1"
# Cannot find device "link1"
# Cannot find device "link2"
# Cannot find device "link2"
# Cannot find device "link1"
# Cannot find device "link2"
# Cannot find device "link1"
# Cannot find device "link2"
# Cannot find device "link1"
# Cannot find device "link1"
# Cannot find device "link1"
# sysctl: cannot stat /proc/sys/net/ipv6/conf/all/forwarding: No such file or directory
# Cannot find device "link3"
# Cannot find device "link3"
# Cannot find device "link3"
# Cannot find device "link3"
# Cannot find device "link3"
# Cannot find device "link3"
# Cannot find device "link3"
# Testing for BIG TCP:
# CLI GSO | GW GRO | GW GSO | SER GRO
# netlink error: no device matches name (offset 24)
# netlink error: No such device
# netlink error: no device matches name (offset 24)
# netlink error: No such device
# netlink error: no device matches name (offset 24)
# netlink error: No such device
# netlink error: no device matches name (offset 24)
# netlink error: No such device
# iptables: Failed to initialize nft: Protocol not supported
# iptables: Failed to initialize nft: Protocol not supported
# iptables: Failed to initialize nft: Protocol not supported
# ./big_tcp.sh: line 107: test: !=: unary operator expected
# iptables: Failed to initialize nft: Protocol not supported
# iptables: Failed to initialize nft: Protocol not supported
# on        on       on       on      : [FAIL_on_link1]
# Cannot find device "link1"
# Cannot find device "link2"
not ok 1 selftests: net: big_tcp.sh # exit=1
make[1]: Leaving directory '/home/virtme/testing-1/tools/testing/selftests/net'
make: Leaving directory '/home/virtme/testing-1/tools/testing/selftests'
xx__-> echo $?
0
xx__->