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
# 2.00 [+2.00] 
# 2.00 [+0.00] SO_TXTIME ipv4 clock monotonic
# 2.00 [+0.00] payload:a delay:2000 expected:0 (us)
# 2.33 [+0.33] 
# 2.34 [+0.01] SO_TXTIME ipv6 clock monotonic
# 2.34 [+0.00] payload:a delay:1536 expected:0 (us)
# 2.67 [+0.32] 
# 2.67 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.68 [+0.01] payload:a delay:10528 expected:10000 (us)
# 3.01 [+0.33] 
# 3.01 [+0.00] SO_TXTIME ipv4 clock monotonic
# 3.02 [+0.01] payload:a delay:17889 expected:10000 (us)
# 3.02 [+0.00] exceeds variance (4000 us)
# 3.03 [+0.01] payload:b delay:27502 expected:20000 (us)
# 3.03 [+0.00] exceeds variance (4000 us)
# 3.37 [+0.34] 
# 3.37 [+0.00] SO_TXTIME ipv6 clock monotonic
# 3.39 [+0.02] payload:b delay:34452 expected:20000 (us)
# 3.39 [+0.00] exceeds variance (4000 us)
# 3.39 [+0.00] payload:a delay:34713 expected:20000 (us)
# 3.39 [+0.00] exceeds variance (4000 us)
# 4.08 [+0.69] 
# 4.09 [+0.00] SO_TXTIME ipv4 clock tai
# 4.09 [+0.00] send: pkt a at -1749379666988ms dropped: invalid txtime
# 4.19 [+0.11] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.42 [+0.23] 
# 4.42 [+0.00] SO_TXTIME ipv6 clock tai
# 4.42 [+0.00] send: pkt a at 0ms dropped: invalid txtime
# 4.53 [+0.11] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.77 [+0.24] 
# 4.77 [+0.00] SO_TXTIME ipv6 clock tai
# 4.78 [+0.01] payload:a delay:9947 expected:10000 (us)
# 5.09 [+0.31] 
# 5.09 [+0.00] SO_TXTIME ipv4 clock tai
# 5.10 [+0.01] payload:a delay:10346 expected:10000 (us)
# 5.11 [+0.01] payload:b delay:20055 expected:20000 (us)
# 5.44 [+0.34] 
# 5.44 [+0.00] SO_TXTIME ipv6 clock tai
# 5.45 [+0.01] payload:b delay:25814 expected:10000 (us)
# 5.45 [+0.00] exceeds variance (4000 us)
# 5.46 [+0.01] payload:a delay:35674 expected:20000 (us)
# 5.46 [+0.00] exceeds variance (4000 us)
# 5.58 [+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__->