APPLIED: [SRU][N][PATCH 0/1] Upstream stable patch causes build failure when CONFIG_XFRM_MIGRATE is enabled

[Mehmet Basaran]

Applied to noble:linux master-next branch. Thanks.

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Manuel Diewald via kernel-team <kernel-team at lists.ubuntu.com> writes:

> BugLink: https://bugs.launchpad.net/bugs/2169329
>
> SRU Justification:
>
> [Impact]
>
> This upstream stable patch from v6.12.97
>
> 7c30d7f1ba651 ("xfrm: fix NAT-related field inheritance in SA migration")
>
> should not have been included in noble because we're missing
>
> f531d13bdfe3f ("xfrm: support sending NAT keepalives in ESP in UDP states")
>
> which causes the following build failure when CONFIG_XFRM_MIGRATE is
> turned on:
>
> error: 'struct xfrm_state' has no member named 'nat_keepalive_interval'
>
> This issue was initially overlooked because the patch applied cleanly
> and we have CONFIG_XFRM_MIGRATE turned off for the generic kernel in
> noble so build tests didn't trigger the problem. The mapping_maxage part
> of the patch is also technically applicable to noble but not worth
> keeping as a partial backport.
>
> [Fix]
>
> Revert the patch from the generic noble kernel.
>
> [Test Plan]
>
> Build the kernel with CONFIG_XFRM_MIGRATE enabled (or build
> noble:linux-xilinx)
>
> [Where problems could occur]
>
> Problems could be observed in the xfrm subsystem for deployments using
> SA migration with NAT traversal.
>
> Manuel Diewald (1):
>   UBUNTU: SAUCE: Revert "xfrm: fix NAT-related field inheritance in SA
>     migration"
>
>  net/xfrm/xfrm_state.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)
>
> --
> 2.34.1
>
>
> --
> kernel-team mailing list
> kernel-team at lists.ubuntu.com
> https://lists.ubuntu.com/mailman/listinfo/kernel-team
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