On 14 Jan 2026, at 0:52, Ilya Maximets wrote:

> On 1/12/26 12:21 PM, Eelco Chaudron wrote:
>> Real Ethernet devices require padding bytes to meet the minimum
>> 64-byte frame size. This change allows the test to pass by allowing
>> include zero or more padding bytes at the end of the packet.
>>
>> Acked-by: Eli Britstein <elibr.nvidia.com>
>> Signed-off-by: Eelco Chaudron <[email protected]>
>> ---
>>  tests/system-traffic.at | 2 +-
>>  1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/tests/system-traffic.at b/tests/system-traffic.at
>> index 58a46af0a..c7f082fb1 100644
>> --- a/tests/system-traffic.at
>> +++ b/tests/system-traffic.at
>> @@ -9893,7 +9893,7 @@ NS_CHECK_EXEC([at_ns0], [$PYTHON3 $srcdir/sendpkt.py 
>> p0 \
>>
>>  dnl Check the expected de-capsulated TCP packet on the egress interface
>>  OVS_WAIT_UNTIL([ovs-pcap p1.pcap | grep -q \
>> -    "^$(ovs-ofctl compose-packet --bare 'TCP_SYN_PKT')\$"])
>> +    "^$(ovs-ofctl compose-packet --bare 'TCP_SYN_PKT')0*\$"])
>
> Will it help if we provide --len 64 to the compose?

Yes, that would fix it. I’ll send a separate patch once the series is accepted.

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