Re: Please apply commit 9990ddf47d41 ("net: tunnel: make skb_vlan_inet_prepare() return drop reasons") down to 6.1.y at least

[Greg Kroah-Hartman <gregkh@linuxfoundation.org>]

On Tue, Feb 17, 2026 at 11:28:20AM +0100, Salvatore Bonaccorso wrote:
> Hi stable maintainers,
> 
> 9990ddf47d41 ("net: tunnel: make skb_vlan_inet_prepare() return drop
> reasons") was alrady backported as well to 6.12.71 to address a
> regression when backporting 81c734dae203 ("ip6_tunnel: use
> skb_vlan_inet_prepare() in __ip6_tnl_rcv()") (this one was backported
> without the prequisite commit to 6.12.67, 6.6.122, 6.1.162, 5.15.199
> and 5.10.249).
> 
> Can you pick please as well 9990ddf47d41 for the other stable series
> as needed? I can only give a confirmation that it works as exepcted
> for the 6.1.y series as per https://bugs.debian.org/1127823#36 .

it does not apply to any of those older kernels, which is probably why
it didn't get added there.  I tried to do the backport myself, but the
changes to drivers/net/vxlan/vxlan_core.c doesn't make sense to me, so I
can't do it, sorry.

Do you have a working backport anywhere?

thanks,

greg k-h