make -C tools/testing/selftests TARGETS="net" TEST_PROGS=so_txtime.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/lib'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net/lib'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
TAP version 13
1..1
# overriding timeout to 7200
# selftests: net: so_txtime.sh
# 2.16 [+2.16] 
# 2.16 [+0.00] SO_TXTIME ipv4 clock monotonic
# 2.16 [+0.00] payload:a delay:1728 expected:0 (us)
# 2.50 [+0.34] 
# 2.50 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.51 [+0.00] payload:a delay:1400 expected:0 (us)
# 2.84 [+0.33] 
# 2.84 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.85 [+0.01] payload:a delay:10650 expected:10000 (us)
# 3.18 [+0.33] 
# 3.18 [+0.00] SO_TXTIME ipv4 clock monotonic
# 3.19 [+0.01] payload:a delay:10279 expected:10000 (us)
# 3.20 [+0.01] payload:b delay:20224 expected:20000 (us)
# 3.56 [+0.36] 
# 3.56 [+0.00] SO_TXTIME ipv6 clock monotonic
# 3.58 [+0.02] payload:b delay:27995 expected:20000 (us)
# 3.58 [+0.00] exceeds variance (4000 us)
# 3.58 [+0.00] payload:a delay:28087 expected:20000 (us)
# 3.58 [+0.00] exceeds variance (4000 us)
# 4.32 [+0.74] 
# 4.32 [+0.00] SO_TXTIME ipv4 clock tai
# 4.35 [+0.03] send: pkt a at -1753095112072ms dropped: invalid txtime
# 4.42 [+0.07] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.65 [+0.23] 
# 4.65 [+0.00] SO_TXTIME ipv6 clock tai
# 4.65 [+0.00] send: pkt a at 0ms dropped: invalid txtime
# 4.75 [+0.10] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.97 [+0.22] 
# 4.97 [+0.00] SO_TXTIME ipv6 clock tai
# 5.12 [+0.15] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 5.37 [+0.25] 
# 5.37 [+0.00] SO_TXTIME ipv4 clock tai
# 5.38 [+0.01] payload:a delay:9229 expected:10000 (us)
# 5.39 [+0.01] payload:b delay:18946 expected:20000 (us)
# 5.74 [+0.35] 
# 5.74 [+0.00] SO_TXTIME ipv6 clock tai
# 5.75 [+0.01] payload:b delay:8091 expected:10000 (us)
# 5.76 [+0.01] payload:a delay:17983 expected:20000 (us)
# 5.87 [+0.11] Ignoring errors due to slow environment
ok 1 selftests: net: so_txtime.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__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
xx__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
xx__->