make -C tools/testing/selftests TARGETS="net" TEST_PROGS=so_txtime.sh TESTT_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing/wt-3/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing/wt-3/tools/testing/selftests/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing/wt-3/tools/testing/selftests/net'
make[1]: Entering directory '/home/virtme/testing/wt-3/tools/testing/selftests/net/lib'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing/wt-3/tools/testing/selftests/net/lib'
make[1]: Entering directory '/home/virtme/testing/wt-3/tools/testing/selftests/net'
TAP version 13
1..1
# overriding timeout to 7200
# selftests: net: so_txtime.sh
# 2.04 [+2.04] 
# 2.04 [+0.00] SO_TXTIME ipv4 clock monotonic
# 2.05 [+0.00] payload:a delay:30349 expected:0 (us)
# 2.05 [+0.00] exceeds variance (4000 us)
# 2.36 [+0.32] 
# 2.36 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.36 [+0.00] payload:a delay:3055 expected:0 (us)
# 2.71 [+0.34] 
# 2.71 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.72 [+0.01] payload:a delay:10170 expected:10000 (us)
# 3.06 [+0.35] 
# 3.07 [+0.00] SO_TXTIME ipv4 clock monotonic
# 3.08 [+0.01] payload:a delay:11323 expected:10000 (us)
# 3.08 [+0.01] payload:b delay:20823 expected:20000 (us)
# 3.42 [+0.34] 
# 3.42 [+0.00] SO_TXTIME ipv6 clock monotonic
# 3.44 [+0.02] payload:b delay:20696 expected:20000 (us)
# 3.45 [+0.00] payload:a delay:20768 expected:20000 (us)
# 4.12 [+0.67] 
# 4.12 [+0.00] SO_TXTIME ipv4 clock tai
# 4.12 [+0.00] send: pkt a at -1759703008463ms dropped: invalid txtime
# 4.22 [+0.10] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.46 [+0.24] 
# 4.46 [+0.00] SO_TXTIME ipv6 clock tai
# 4.46 [+0.00] send: pkt a at 0ms dropped: invalid txtime
# 4.57 [+0.11] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.79 [+0.23] 
# 4.79 [+0.00] SO_TXTIME ipv6 clock tai
# 4.80 [+0.01] payload:a delay:10865 expected:10000 (us)
# 5.12 [+0.32] 
# 5.12 [+0.00] SO_TXTIME ipv4 clock tai
# 5.14 [+0.02] payload:b delay:840 expected:10000 (us)
# 5.15 [+0.00] ./so_txtime: payload mismatch. expected a
# 5.38 [+0.23] 
# 5.38 [+0.00] SO_TXTIME ipv6 clock tai
# 5.39 [+0.01] payload:b delay:9816 expected:10000 (us)
# 5.40 [+0.01] payload:a delay:19786 expected:20000 (us)
# 5.51 [+0.11] Ignoring errors due to slow environment
ok 1 selftests: net: so_txtime.sh
make[1]: Leaving directory '/home/virtme/testing/wt-3/tools/testing/selftests/net'
make: Leaving directory '/home/virtme/testing/wt-3/tools/testing/selftests'
xx__-> echo $?
0
xx__-> echo scan > /sys/kernel/debug/kmemleak
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
xx__->