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'
TAP version 13
1..1
# overriding timeout to 7200
# selftests: net: so_txtime.sh
# 1.99 [+1.99] 
# 1.99 [+0.00] SO_TXTIME ipv4 clock monotonic
# 2.11 [+0.12] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 2.34 [+0.23] 
# 2.34 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.34 [+0.00] payload:a delay:2450 expected:0 (us)
# 2.67 [+0.33] 
# 2.67 [+0.00] SO_TXTIME ipv6 clock monotonic
# 2.82 [+0.15] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 3.05 [+0.23] 
# 3.05 [+0.00] SO_TXTIME ipv4 clock monotonic
# 3.06 [+0.01] payload:a delay:11286 expected:10000 (us)
# 3.07 [+0.01] payload:b delay:20996 expected:20000 (us)
# 3.42 [+0.35] 
# 3.42 [+0.00] SO_TXTIME ipv6 clock monotonic
# 3.44 [+0.02] payload:b delay:40000 expected:20000 (us)
# 3.44 [+0.00] exceeds variance (4000 us)
# 3.44 [+0.00] payload:a delay:40205 expected:20000 (us)
# 3.44 [+0.00] exceeds variance (4000 us)
# 4.15 [+0.71] 
# 4.16 [+0.00] SO_TXTIME ipv4 clock tai
# 4.16 [+0.00] send: pkt a at -1745146114929ms dropped: invalid txtime
# 4.25 [+0.10] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.50 [+0.24] 
# 4.50 [+0.00] SO_TXTIME ipv6 clock tai
# 4.50 [+0.00] send: pkt a at 0ms dropped: invalid txtime
# 4.58 [+0.08] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 4.82 [+0.24] 
# 4.82 [+0.00] SO_TXTIME ipv6 clock tai
# 4.83 [+0.01] payload:a delay:10153 expected:10000 (us)
# 5.15 [+0.32] 
# 5.15 [+0.00] SO_TXTIME ipv4 clock tai
# 5.28 [+0.13] ./so_txtime: recv: timeout: Resource temporarily unavailable
# 5.53 [+0.25] 
# 5.53 [+0.00] SO_TXTIME ipv6 clock tai
# 5.54 [+0.01] payload:b delay:35861 expected:10000 (us)
# 5.54 [+0.00] exceeds variance (4000 us)
# 5.55 [+0.01] payload:a delay:45711 expected:20000 (us)
# 5.55 [+0.00] exceeds variance (4000 us)
# 5.66 [+0.10] 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__->