net:udpgro_fwd.sh in ubuntu_kernel_selftests failed with J-oem-6.5 (received 1 packets, expected 10)

[Po-Hsu Lin]

Issue found with J-oem-6.5.0-1002

IPv4 / IPv6 No GRO tests failed with:

 # IPv4
 # No GRO fail - received 1 packets, expected 10
 ...
 # IPv6
 # No GRO fail - received 1 packets, expected 10

Test output:
 Running 'make run_tests -C net TEST_PROGS=udpgro_fwd.sh TEST_GEN_PROGS='' TEST_CUSTOM_PROGS='''
 make: Entering directory '/home/ubuntu/autotest/client/tmp/ubuntu_kernel_selftests/src/linux/tools/testing/selftests/net'
 TAP version 13
 1..1
 # timeout set to 0
 # selftests: net: udpgro_fwd.sh
 # IPv4
 # No GRO fail - received 1 packets, expected 10
 # GRO frag list ok
 # GRO fwd ok
 # UDP fwd perf udp rx: 8 MB/s 6579 calls/s
 # udp tx: 3329 MB/s 56476 calls/s 56476 msg/s
 # udp rx: 2 MB/s 1665 calls/s
 # udp tx: 3365 MB/s 57077 calls/s 57077 msg/s
 # udp rx: 6 MB/s 5120 calls/s
 # udp tx: 3286 MB/s 55733 calls/s 55733 msg/s
 # UDP GRO fwd perf udp rx: 1 MB/s 1323 calls/s
 # udp tx: 3339 MB/s 56638 calls/s 56638 msg/s
 # udp rx: 1 MB/s 1519 calls/s
 # udp tx: 3336 MB/s 56581 calls/s 56581 msg/s
 # udp rx: 2 MB/s 1628 calls/s
 # udp tx: 3342 MB/s 56690 calls/s 56690 msg/s
 # GRO frag list over UDP tunnel ok
 # GRO fwd over UDP tunnel ok
 # UDP tunnel fwd perf udp rx: 4 MB/s 4061 calls/s
 # udp tx: 3094 MB/s 52480 calls/s 52480 msg/s
 # udp tx: 3070 MB/s 52083 calls/s 52083 msg/s
 # udp rx: 2 MB/s 2007 calls/s
 # udp tx: 3090 MB/s 52423 calls/s 52423 msg/s
 # udp rx: 2 MB/s 2156 calls/s
 # UDP tunnel GRO fwd perf udp tx: 3060 MB/s 51913 calls/s 51913 msg/s
 # udp rx: 1 MB/s 1519 calls/s
 # udp tx: 3093 MB/s 52475 calls/s 52475 msg/s
 # udp tx: 2997 MB/s 50846 calls/s 50846 msg/s
 # udp rx: 1 MB/s 844 calls/s
 # IPv6
 # No GRO fail - received 1 packets, expected 10
 # GRO frag list ok
 # GRO fwd ok
 # UDP fwd perf udp rx: 6 MB/s 5181 calls/s
 # udp tx: 3322 MB/s 56356 calls/s 56356 msg/s
 # udp tx: 3382 MB/s 57366 calls/s 57366 msg/s
 # udp rx: 5 MB/s 4340 calls/s
 # udp tx: 3341 MB/s 56682 calls/s 56682 msg/s
 # udp rx: 0 MB/s 637 calls/s
 # UDP GRO fwd perf udp tx: 3323 MB/s 56364 calls/s 56364 msg/s
 # udp rx: 0 MB/s 501 calls/s
 # udp tx: 3364 MB/s 57061 calls/s 57061 msg/s
 # udp rx: 1 MB/s 1029 calls/s
 # udp tx: 3324 MB/s 56386 calls/s 56386 msg/s
 # GRO frag list over UDP tunnel ok
 # GRO fwd over UDP tunnel ok
 # UDP tunnel fwd perf udp tx: 3124 MB/s 52989 calls/s 52989 msg/s
 # udp rx: 3 MB/s 2497 calls/s
 # udp tx: 3152 MB/s 53461 calls/s 53461 msg/s
 # udp rx: 2 MB/s 2009 calls/s
 # udp tx: 3130 MB/s 53101 calls/s 53101 msg/s
 # UDP tunnel GRO fwd perf udp tx: 3137 MB/s 53209 calls/s 53209 msg/s
 # udp rx: 1 MB/s 1470 calls/s
 # udp tx: 3143 MB/s 53315 calls/s 53315 msg/s
 # udp rx: 1 MB/s 1274 calls/s
 # udp tx: 2842 MB/s 48219 calls/s 48219 msg/s
 # udp rx: 1 MB/s 1176 calls/s
 not ok 1 selftests: net: udpgro_fwd.sh # exit=1