make -C tools/testing/selftests TARGETS=net TEST_PROGS=msg_zerocopy.sh TESST_GEN_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: msg_zerocopy.sh # ipv4 tcp -t 1 # tx=57510 (3588 MB) txc=0 zc=n # rx=53470 (3588 MB) # ipv4 tcp -z -t 1 # tx=36788 (2295 MB) txc=36788 zc=n # rx=36529 (2295 MB) # ok [ 6.492133] ip (260) used greatest stack depth: 12056 bytes left # ipv6 tcp -t 1 # ./msg_zerocopy: connect: Connection timed out WAIT TIMEOUT stdout Ctrl-C stdout Ctrl-C stdout ^Cmake[1]: *** [../lib.mk:102: run_tests] Interrupt make: *** [Makefile:191: run_tests] Interrupt xx__->