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Date:   Tue, 5 Feb 2019 14:54:29 -0800
From:   Maciej Żenczykowski <>
To:     Benedict Wong <>,
        Greg Kroah-Hartman <>,
        Greg Kroah-Hartman <>
Cc:     Linux NetDev <>,
        Nathan Harold <>,
        Lorenzo Colitti <>,
        Steffen Klassert <>,
        Eyal Birger <>,
Subject: Re: [xfrm, backport request] Request backport of e2612cd496e7 -
 set-mark backwards compatibility

> I propose backporting commit e2612cd496e7 ("xfrm: Make set-mark default
> behavior backward compatible") to 4.19 and 4.20 kernels to fix a backwards
> compatibility bug introduced in 9b42c1f179a6 (“xfrm: Extend the
> output_mark to support input direction and masking”).
> The fix is small, relatively simple, and has unit tests. :)
> Without this change, systems using mark-based routing on 4.19 or 4.20
> kernels will by fail to route IPsec tunnel mode packets correctly in the
> default case. This specifically affects Android devices.

Looks like it already includes a 'fixes: sha1' tag.
I'm not sure what causes these patches to get picked up for stable...
I'm guessing it's some sort of Greg-fu-style-magic...?

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