netdev - Re: [TEST] virtio tests need veth?

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Date: Tue, 18 Jun 2024 13:46:03 +0200
From: Jiri Pirko <jiri@...nulli.us>
To: Matthieu Baerts <matttbe@...nel.org>
Cc: Jakub Kicinski <kuba@...nel.org>,
	"netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [TEST] virtio tests need veth?

Tue, Jun 18, 2024 at 10:21:54AM CEST, matttbe@...nel.org wrote:
>Hi Jiri,
>
>On 18/06/2024 09:15, Jiri Pirko wrote:
>> Tue, Jun 18, 2024 at 08:36:13AM CEST, jiri@...nulli.us wrote:
>>> Mon, Jun 17, 2024 at 04:26:14PM CEST, kuba@...nel.org wrote:
>>>> Hi Jiri!
>>>>
>>>> I finally hooked up the virtio tests to NIPA.
>>>> Looks like they are missing CONFIG options?
>>>>
>>>> https://netdev-3.bots.linux.dev/vmksft-virtio/results/643761/1-basic-features-sh/stdout
>>>
>>> Checking that out. Apparently sole config is really missing.
>>> Also, looks like for some reason veth is used instead of virtio_net.
>>> Where do you run this command? Do you have 2 virtio_net interfaces
>>> looped back together on the system?
>> 
>> I guess you have custom
>> tools/testing/selftests/net/forwarding/forwarding.config.
>> Can you send it here?
>
>According to the logs from the parent directory [1], the "build/stdout"
>file shows that only this config file has been used:
>
>  tools/testing/selftests/drivers/net/virtio_net/config
>
>(see the 'vng -b' command)
>
>> CONFIG_NET_L3_MASTER_DEV=y
>> CONFIG_IPV6_MULTIPLE_TABLES=y
>> CONFIG_NET_VRF=m
>> CONFIG_BPF_SYSCALL=y
>> CONFIG_CGROUP_BPF=y
>> CONFIG_IPV6=y
>
>The "config" file from [1] seems to indicate that all these kconfig are
>missing, except the BPF ones.
>
>Note that if you want to check locally, virtme-ng helps to reproduce the
>issues reported by the CI, see [2].
>
>[1] https://netdev-3.bots.linux.dev/vmksft-virtio/results/643761/

Hmm, looking here, I see only command outputs. Would be actually good to
see what commands were run to produce those outputs.


>[2]
>https://github.com/linux-netdev/nipa/wiki/How-to-run-netdev-selftests-CI-style
>
>Cheers,
>Matt
>-- 
>Sponsored by the NGI0 Core fund.
>