From: Ido Schimmel <idosch@nvidia.com>
To: Aleksei Oladko <aleksey.oladko@virtuozzo.com>
Cc: "David S . Miller" <davem@davemloft.net>,
Eric Dumazet <edumazet@google.com>,
Jakub Kicinski <kuba@kernel.org>, Paolo Abeni <pabeni@redhat.com>,
Simon Horman <horms@kernel.org>, Shuah Khan <shuah@kernel.org>,
Petr Machata <petrm@nvidia.com>, Amit Cohen <amcohen@nvidia.com>,
netdev@vger.kernel.org, linux-kselftest@vger.kernel.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH net v2 1/3] selftests: forwarding: vxlan_bridge_1d: fix test failure with br_netfilter enabled
Date: Sun, 15 Feb 2026 11:42:09 +0200 [thread overview]
Message-ID: <20260215094209.GA114305@shredder> (raw)
In-Reply-To: <20260213131907.43351-2-aleksey.oladko@virtuozzo.com>
On Fri, Feb 13, 2026 at 01:19:05PM +0000, Aleksei Oladko wrote:
> The test generates VXLAN traffic using mausezahn, where the encapsulated
> inner IPv4 packet contains a zero IP header checksum. After VXLAN
> decapsulation, such packets do not pass sanity checks in br_netfilter
> and are dropped, which causes the test to fail.
>
> Fix this by calculating and setting a valid IPv4 header checksum for the
> encapsulated packet generated by mausezahn, so that the packet is accepted
> by br_netfilter. Fixed by using the payload_template_calc_checksum() /
> payload_template_expand_checksum() helpers that are only available
> in v6.3 and newer kernels.
>
> Fixes: a0b61f3d8ebf ("selftests: forwarding: vxlan_bridge_1d: Add an ECN decap test")
> Signed-off-by: Aleksei Oladko <aleksey.oladko@virtuozzo.com>
Reviewed-by: Ido Schimmel <idosch@nvidia.com>
next prev parent reply other threads:[~2026-02-15 9:42 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-02-13 13:19 [PATCH net v2 0/3] selftests: forwarding: fix br_netfilter related test failures Aleksei Oladko
2026-02-13 13:19 ` [PATCH net v2 1/3] selftests: forwarding: vxlan_bridge_1d: fix test failure with br_netfilter enabled Aleksei Oladko
2026-02-15 9:42 ` Ido Schimmel [this message]
2026-02-13 13:19 ` [PATCH net v2 2/3] selftests: forwarding: vxlan_bridge_1d_ipv6: " Aleksei Oladko
2026-02-15 9:43 ` Ido Schimmel
2026-02-13 13:19 ` [PATCH net v2 3/3] selftests: forwarding: fix pedit tests " Aleksei Oladko
2026-02-15 9:45 ` Ido Schimmel
2026-02-17 12:33 ` Paolo Abeni
2026-02-17 12:40 ` [PATCH net v2 0/3] selftests: forwarding: fix br_netfilter related test failures patchwork-bot+netdevbpf
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=20260215094209.GA114305@shredder \
--to=idosch@nvidia.com \
--cc=aleksey.oladko@virtuozzo.com \
--cc=amcohen@nvidia.com \
--cc=davem@davemloft.net \
--cc=edumazet@google.com \
--cc=horms@kernel.org \
--cc=kuba@kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-kselftest@vger.kernel.org \
--cc=netdev@vger.kernel.org \
--cc=pabeni@redhat.com \
--cc=petrm@nvidia.com \
--cc=shuah@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