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
# 2.30 [+2.30] 
# 2.30 [+0.00] SO_TXTIME ipv4 clock monotonic
# 2.30 [+0.00] payload:a delay:1431 expected:0 (us)
# 2.64 [+0.34] 
# 2.66 [+0.01] SO_TXTIME ipv6 clock monotonic
# 2.66 [+0.00] payload:a delay:2448 expected:0 (us)
# 2.98 [+0.33] 
# 2.98 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.99 [+0.01] payload:a delay:10423 expected:10000 (us)
# 3.35 [+0.35] 
# 3.35 [+0.00] SO_TXTIME ipv4 clock monotonic
# 3.36 [+0.01] payload:a delay:9574 expected:10000 (us)
# 3.37 [+0.01] payload:b delay:19316 expected:20000 (us)
# 3.71 [+0.34] 
# 3.71 [+0.00] SO_TXTIME ipv6 clock monotonic
# 3.73 [+0.02] payload:b delay:20415 expected:20000 (us)
# 3.73 [+0.00] payload:a delay:20497 expected:20000 (us)
# 4.51 [+0.78] 
# 4.51 [+0.00] SO_TXTIME ipv4 clock tai
# 4.51 [+0.00] send: pkt a at -1749510066030ms dropped: invalid txtime
# 4.63 [+0.12] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.92 [+0.30] 
# 4.92 [+0.00] SO_TXTIME ipv6 clock tai
# 4.92 [+0.00] send: pkt a at 0ms dropped: invalid txtime
# 5.00 [+0.08] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 5.24 [+0.24] 
# 5.24 [+0.00] SO_TXTIME ipv6 clock tai
# 5.25 [+0.01] payload:a delay:169 expected:10000 (us)
# 5.25 [+0.00] exceeds variance (4000 us)
# 5.62 [+0.36] 
# 5.62 [+0.00] SO_TXTIME ipv4 clock tai
# 5.63 [+0.01] payload:a delay:37926 expected:10000 (us)
# 5.63 [+0.00] exceeds variance (4000 us)
# 5.64 [+0.01] payload:b delay:47649 expected:20000 (us)
# 5.64 [+0.00] exceeds variance (4000 us)
# 5.98 [+0.34] 
# 5.98 [+0.00] SO_TXTIME ipv6 clock tai
# 6.00 [+0.01] send: pkt b at 10ms dropped: missed txtime
# 6.11 [+0.11] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 6.11 [+0.01] 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__->