bpf.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Jakub Sitnicki <jakub@cloudflare.com>
To: Andrii Nakryiko <andrii.nakryiko@gmail.com>
Cc: bpf <bpf@vger.kernel.org>, Networking <netdev@vger.kernel.org>,
	kernel-team <kernel-team@cloudflare.com>,
	Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	"David S. Miller" <davem@davemloft.net>,
	Jakub Kicinski <kuba@kernel.org>
Subject: Re: [PATCH bpf-next v5 15/15] selftests/bpf: Tests for BPF_SK_LOOKUP attach point
Date: Wed, 29 Jul 2020 10:57:19 +0200	[thread overview]
Message-ID: <87lfj2wvf4.fsf@cloudflare.com> (raw)
In-Reply-To: <CAEf4BzZHf7838t88Ed3Gzp32UFMq2o2zryL3=hjAL4mELzUC+w@mail.gmail.com>

Hi Andrii,

On Tue, Jul 28, 2020 at 10:13 PM CEST, Andrii Nakryiko wrote:

[...]

> We are getting this failure in Travis CI when syncing libbpf [0]:
>
> ```
> ip: either "local" is duplicate, or "nodad" is garbage
>
> switch_netns:PASS:unshare 0 nsec
>
> switch_netns:FAIL:system failed
>
> (/home/travis/build/libbpf/libbpf/travis-ci/vmtest/bpf-next/tools/testing/selftests/bpf/prog_tests/sk_lookup.c:1310:
> errno: No such file or directory) system(ip -6 addr add dev lo
> fd00::1/128 nodad)
>
> #73 sk_lookup:FAIL
> ```
>
>
> Can you please help fix it so that it works in a Travis CI environment
> as well? For now I disabled sk_lookup selftests altogether. You can
> try to repro it locally by forking https://github.com/libbpf/libbpf
> and enabling Travis CI for your account. See [1] for the PR that
> disabled sk_lookup.
>
>
>   [0] https://travis-ci.com/github/libbpf/libbpf/jobs/365878309#L5408
>   [1] https://github.com/libbpf/libbpf/pull/182/commits/78368c2eaed8b0681381fc34d6016c9b5a443be8
>
>
> Thanks for your help!

"nodad is garbage" message smells like old iproute2. I will take a look.

Thanks for letting me know.

  parent reply	other threads:[~2020-07-29  8:57 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-17 10:35 [PATCH bpf-next v5 00/15] Run a BPF program on socket lookup Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 01/15] bpf, netns: Handle multiple link attachments Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 02/15] bpf: Introduce SK_LOOKUP program type with a dedicated attach point Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 03/15] inet: Extract helper for selecting socket from reuseport group Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 04/15] inet: Run SK_LOOKUP BPF program on socket lookup Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 05/15] inet6: Extract helper for selecting socket from reuseport group Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 06/15] inet6: Run SK_LOOKUP BPF program on socket lookup Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 07/15] udp: Extract helper for selecting socket from reuseport group Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 08/15] udp: Run SK_LOOKUP BPF program on socket lookup Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 09/15] udp6: Extract helper for selecting socket from reuseport group Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 10/15] udp6: Run SK_LOOKUP BPF program on socket lookup Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 11/15] bpf: Sync linux/bpf.h to tools/ Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 12/15] libbpf: Add support for SK_LOOKUP program type Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 13/15] tools/bpftool: Add name mappings for SK_LOOKUP prog and attach type Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 14/15] selftests/bpf: Add verifier tests for bpf_sk_lookup context access Jakub Sitnicki
2020-07-17 10:35 ` [PATCH bpf-next v5 15/15] selftests/bpf: Tests for BPF_SK_LOOKUP attach point Jakub Sitnicki
2020-07-28 20:13   ` Andrii Nakryiko
2020-07-28 20:47     ` Daniel Borkmann
2020-07-29  8:55       ` Jakub Sitnicki
2020-07-31  0:04         ` Daniel Borkmann
2020-07-29  8:57     ` Jakub Sitnicki [this message]
2020-07-30 13:10       ` Jakub Sitnicki
2020-07-30 19:43         ` Andrii Nakryiko
2020-07-17 16:40 ` [PATCH bpf-next v5 00/15] Run a BPF program on socket lookup Lorenz Bauer
2020-07-18  3:25   ` Alexei Starovoitov
2020-08-18 15:49 ` BPF sk_lookup v5 - TCP SYN and UDP 0-len flood benchmarks Jakub Sitnicki
2020-08-18 18:19   ` Alexei Starovoitov
2020-08-20 10:29     ` Jakub Sitnicki
2020-08-20 12:20       ` David Laight
2020-08-20 22:18       ` Alexei Starovoitov
2020-08-21 10:22         ` Jakub Sitnicki
2020-08-24  8:17     ` Paolo Abeni

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=87lfj2wvf4.fsf@cloudflare.com \
    --to=jakub@cloudflare.com \
    --cc=andrii.nakryiko@gmail.com \
    --cc=ast@kernel.org \
    --cc=bpf@vger.kernel.org \
    --cc=daniel@iogearbox.net \
    --cc=davem@davemloft.net \
    --cc=kernel-team@cloudflare.com \
    --cc=kuba@kernel.org \
    --cc=netdev@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).