make -C tools/testing/selftests TARGETS="net" TEST_PROGS=tcp_fastopen_backkup_key.sh TEST_GEN_PROGS="" run_tests

DETECTED CRASH, lowering timeout
make: Entering directory '/home/virtme/testing-3/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
TAP version 13
1..1
# overriding timeout to 7200
# selftests: net: tcp_fastopen_backup_key.sh
# 29.82 [+29.82] PASS
# 58.86 [+29.04] PASS
# 88.78 [+29.92] PASS
# 117.88 [+29.11] PASS
# 147.76 [+29.87] PASS
# 177.61 [+29.85] PASS
# 207.28 [+29.67] PASS
# 236.56 [+29.28] PASS
# 266.78 [+30.22] PASS
# 296.63 [+29.86] PASS
# 326.05 [+29.42] PASS
# 356.03 [+29.98] PASS
# 386.04 [+30.01] PASS
# 416.10 [+30.06] PASS
# 445.71 [+29.61] PASS
# 475.66 [+29.95] PASS
# 475.94 [+0.28] all tests done
ok 1 selftests: net: tcp_fastopen_backup_key.sh
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make: Leaving directory '/home/virtme/testing-3/tools/testing/selftests'
xx__-> echo $?
0
xx__->