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
# 2.29 [+2.29] 
# 2.29 [+0.00] SO_TXTIME ipv4 clock monotonic
# 2.29 [+0.00] payload:a delay:2332 expected:0 (us)
# 2.64 [+0.35] 
# 2.64 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.65 [+0.00] payload:a delay:18032 expected:0 (us)
# 2.65 [+0.00] exceeds variance (4000 us)
# 3.00 [+0.36] 
# 3.00 [+0.00] SO_TXTIME ipv6 clock monotonic
# 3.01 [+0.01] payload:a delay:10907 expected:10000 (us)
# 3.35 [+0.34] 
# 3.35 [+0.00] SO_TXTIME ipv4 clock monotonic
# 3.36 [+0.01] payload:a delay:10649 expected:10000 (us)
# 3.37 [+0.01] payload:b delay:20530 expected:20000 (us)
# 3.72 [+0.35] 
# 3.73 [+0.00] SO_TXTIME ipv6 clock monotonic
# 3.75 [+0.02] payload:b delay:20491 expected:20000 (us)
# 3.75 [+0.00] payload:a delay:20567 expected:20000 (us)
# 4.50 [+0.75] 
# 4.50 [+0.00] SO_TXTIME ipv4 clock tai
# 4.50 [+0.00] send: pkt a at -1751010602723ms dropped: invalid txtime
# 4.60 [+0.10] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.84 [+0.24] 
# 4.84 [+0.00] SO_TXTIME ipv6 clock tai
# 4.84 [+0.00] send: pkt a at 0ms dropped: invalid txtime
# 4.96 [+0.11] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 5.19 [+0.24] 
# 5.19 [+0.00] SO_TXTIME ipv6 clock tai
# 5.20 [+0.01] payload:a delay:35405 expected:10000 (us)
# 5.20 [+0.00] exceeds variance (4000 us)
# 5.57 [+0.36] 
# 5.57 [+0.00] SO_TXTIME ipv4 clock tai
# 5.58 [+0.01] payload:a delay:9995 expected:10000 (us)
# 5.59 [+0.01] payload:b delay:19868 expected:20000 (us)
# 5.91 [+0.33] 
# 5.91 [+0.00] SO_TXTIME ipv6 clock tai
# 5.93 [+0.02] payload:b delay:20455 expected:10000 (us)
# 5.93 [+0.00] exceeds variance (4000 us)
# 5.94 [+0.01] payload:a delay:30273 expected:20000 (us)
# 5.94 [+0.00] exceeds variance (4000 us)
# 6.05 [+0.11] OK. All tests passed
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__->