make -C tools/testing/selftests TARGETS="net" TEST_PROGS=cmsg_time.sh TESTT_GEN_PROGS="" run_tests
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: cmsg_time.sh
# 2.54 [+2.54]   Case ICMPv4  - TXTIME rel returned '8084us - 7343us < 4000', expected 'OK'
# 5.59 [+3.05] FAIL - 1/36 cases failed
not ok 1 selftests: net: cmsg_time.sh # exit=1
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__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
xx__->