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
# 2.06 [+2.06] 
# 2.07 [+0.01] SO_TXTIME ipv4 clock monotonic
# 2.17 [+0.11] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 2.42 [+0.25] 
# 2.42 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.42 [+0.00] payload:a delay:1542 expected:0 (us)
# 2.76 [+0.34] 
# 2.77 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.78 [+0.01] payload:a delay:10297 expected:10000 (us)
# 3.12 [+0.35] 
# 3.12 [+0.00] SO_TXTIME ipv4 clock monotonic
# 3.13 [+0.01] payload:a delay:10900 expected:10000 (us)
# 3.14 [+0.01] payload:b delay:20383 expected:20000 (us)
# 3.47 [+0.33] 
# 3.47 [+0.00] SO_TXTIME ipv6 clock monotonic
# 3.49 [+0.02] payload:b delay:24998 expected:20000 (us)
# 3.49 [+0.00] exceeds variance (4000 us)
# 3.49 [+0.00] payload:a delay:25060 expected:20000 (us)
# 3.49 [+0.00] exceeds variance (4000 us)
# 4.20 [+0.71] 
# 4.20 [+0.00] SO_TXTIME ipv4 clock tai
# 4.20 [+0.00] send: pkt a at -1759994601635ms dropped: invalid txtime
# 4.30 [+0.10] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.55 [+0.25] 
# 4.55 [+0.00] SO_TXTIME ipv6 clock tai
# 4.55 [+0.00] send: pkt a at 0ms dropped: invalid txtime
# 4.66 [+0.11] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.89 [+0.23] 
# 4.89 [+0.00] SO_TXTIME ipv6 clock tai
# 4.90 [+0.01] payload:a delay:11629 expected:10000 (us)
# 5.25 [+0.35] 
# 5.25 [+0.00] SO_TXTIME ipv4 clock tai
# 5.26 [+0.01] payload:a delay:10225 expected:10000 (us)
# 5.27 [+0.01] payload:b delay:19706 expected:20000 (us)
# 5.62 [+0.35] 
# 5.62 [+0.00] SO_TXTIME ipv6 clock tai
# 5.63 [+0.01] payload:b delay:11397 expected:10000 (us)
# 5.64 [+0.01] payload:a delay:20392 expected:20000 (us)
# 5.75 [+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__->