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
# 2.18 [+2.18] 
# 2.18 [+0.00] SO_TXTIME ipv4 clock monotonic
# 2.18 [+0.00] payload:a delay:1654 expected:0 (us)
# 2.53 [+0.35] 
# 2.53 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.53 [+0.00] payload:a delay:1488 expected:0 (us)
# 2.86 [+0.33] 
# 2.86 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.98 [+0.12] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 3.21 [+0.24] 
# 3.21 [+0.00] SO_TXTIME ipv4 clock monotonic
# 3.22 [+0.01] payload:a delay:10374 expected:10000 (us)
# 3.23 [+0.01] payload:b delay:20215 expected:20000 (us)
# 3.59 [+0.35] 
# 3.59 [+0.00] SO_TXTIME ipv6 clock monotonic
# 3.61 [+0.02] payload:b delay:43249 expected:20000 (us)
# 3.61 [+0.00] exceeds variance (4000 us)
# 3.61 [+0.00] payload:a delay:43418 expected:20000 (us)
# 3.61 [+0.00] exceeds variance (4000 us)
# 4.31 [+0.70] 
# 4.31 [+0.00] SO_TXTIME ipv4 clock tai
# 4.31 [+0.00] send: pkt a at -1752025848084ms dropped: invalid txtime
# 4.42 [+0.10] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.66 [+0.24] 
# 4.66 [+0.00] SO_TXTIME ipv6 clock tai
# 4.66 [+0.00] send: pkt a at 0ms dropped: invalid txtime
# 4.74 [+0.09] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.99 [+0.24] 
# 4.99 [+0.00] SO_TXTIME ipv6 clock tai
# 5.00 [+0.01] payload:a delay:10037 expected:10000 (us)
# 5.34 [+0.34] 
# 5.34 [+0.00] SO_TXTIME ipv4 clock tai
# 5.35 [+0.01] payload:a delay:26471 expected:10000 (us)
# 5.35 [+0.00] exceeds variance (4000 us)
# 5.36 [+0.01] payload:b delay:36128 expected:20000 (us)
# 5.36 [+0.00] exceeds variance (4000 us)
# 5.72 [+0.36] 
# 5.72 [+0.00] SO_TXTIME ipv6 clock tai
# 5.73 [+0.01] payload:b delay:10009 expected:10000 (us)
# 5.74 [+0.01] payload:a delay:19975 expected:20000 (us)
# 5.85 [+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__->