linux-kernel - RE: [PATCH 4.4 00/48] 4.4.226-rc1 review

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Date:   Tue, 2 Jun 2020 09:07:15 +0000
From:   Chris Paterson <Chris.Paterson2@...esas.com>
To:     Sasha Levin <sashal@...nel.org>
CC:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "torvalds@...ux-foundation.org" <torvalds@...ux-foundation.org>,
        "akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
        "linux@...ck-us.net" <linux@...ck-us.net>,
        "shuah@...nel.org" <shuah@...nel.org>,
        "patches@...nelci.org" <patches@...nelci.org>,
        "ben.hutchings@...ethink.co.uk" <ben.hutchings@...ethink.co.uk>,
        "lkft-triage@...ts.linaro.org" <lkft-triage@...ts.linaro.org>,
        "stable@...r.kernel.org" <stable@...r.kernel.org>
Subject: RE: [PATCH 4.4 00/48] 4.4.226-rc1 review

Hello Sasha,

> From: stable-owner@...r.kernel.org <stable-owner@...r.kernel.org> On
> Behalf Of Sasha Levin
> Sent: 02 June 2020 03:07
> 
> On Mon, Jun 01, 2020 at 10:14:20PM +0000, Chris Paterson wrote:
> >Hi Greg,
> >
> >> From: stable-owner@...r.kernel.org <stable-owner@...r.kernel.org> On
> >> Behalf Of Greg Kroah-Hartman
> >> Sent: 01 June 2020 18:53
> >>
> >> This is the start of the stable review cycle for the 4.4.226 release.
> >> There are 48 patches in this series, all will be posted as a response
> >> to this one.  If anyone has any issues with these being applied, please
> >> let me know.
> >
> >I'm seeing some issues with Linux 4.4.226-rc1 (dc230329b026).
> >
> >We have 4 configurations that fail, 2x Armv7 and 2x x86, whilst building the
> modules.
> >
> >Error message:
> >  ERROR: "pptp_msg_name" [net/netfilter/nf_conntrack_pptp.ko] undefined!
> >  ERROR: "pptp_msg_name" [net/ipv4/netfilter/nf_nat_pptp.ko] undefined!
> >
> >Relevant patches are:
> >  69969e0f7e37 ("netfilter: nf_conntrack_pptp: prevent buffer overflows in
> debug code")
> >  3441cc75e4d1 ("netfilter: nf_conntrack_pptp: fix compilation warning with
> W=1 build")
> >
> >I haven't had a chance to dig deeper yet but will do in the morning.
> >
> >Build/test pipeline/logs: https://gitlab.com/cip-project/cip-testing/linux-stable-
> rc-ci/pipelines/151700917
> >GitLab CI pipeline: https://gitlab.com/cip-project/cip-testing/linux-cip-
> pipelines/-/blob/master/trees/linux-4.4.y.yml
> >Relevant LAVA jobs:
> https://lava.ciplatform.org/scheduler/alljobs?length=25&search=dc2303#table
> 
> Thats and interesting one... I've queued fe22cd9b7c98 ("printk: help
> pr_debug and pr_devel to optimize out arguments") for 4.4 to address
> this.

This patch resolves the issue for me.

Test pipeline: https://gitlab.com/cip-project/cip-kernel/linux-cip/pipelines/151885545

Thanks, Chris

> 
> Thanks for the report Chris!
> 
> --
> Thanks,
> Sasha