netdev - Re: [PATCH v2 net] ip6_gre: use skb_vlan_inet_prepare() instead of pskb_inet_may

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Message-ID: <20260106123151.03a984bb@kernel.org>
Date: Tue, 6 Jan 2026 12:31:51 -0800
From: Jakub Kicinski <kuba@...nel.org>
To: Eric Dumazet <edumazet@...gle.com>
Cc: "David S . Miller" <davem@...emloft.net>, Paolo Abeni
 <pabeni@...hat.com>, Simon Horman <horms@...nel.org>, Florian Westphal
 <fw@...len.de>, netdev@...r.kernel.org, eric.dumazet@...il.com,
 syzbot+6023ea32e206eef7920a@...kaller.appspotmail.com, Mazin Al Haddad
 <mazin@...state.dev>
Subject: Re: [PATCH v2 net] ip6_gre: use skb_vlan_inet_prepare() instead of
 pskb_inet_may_pull()

On Tue, 6 Jan 2026 20:33:40 +0100 Eric Dumazet wrote:
> For some reason I am unable to run this test from a virtme-ng instance.
> 
> I guess I wlll not make a new version of this patch, maybe Florian can
> take over.

Hm, no complications seen here:

$ vng -r --user root
..
prompt# cd tools/testing/selftests/net/
prompt# ./gre_gso.sh 

    TEST: GREv6/v4 - copy file w/ TSO                                   [ OK ]
    TEST: GREv6/v4 - copy file w/ GSO                                   [ OK ]
2026/01/06 15:30:35 socat[1704] W exiting on signal 15
    TEST: GREv6/v6 - copy file w/ TSO                                   [ OK ]
    TEST: GREv6/v6 - copy file w/ GSO                                   [ OK ]
2026/01/06 15:30:35 socat[1721] W exiting on signal 15

Tests passed:   4
Tests failed:   0

Happy to give you access to the netdev machine to experiment there
if that helps, just send me an SSH key.