netdev - Re: [PATCH 5.10 000/106] 5.10.159-rc1 review

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Date:   Tue, 13 Dec 2022 15:35:44 +0530
From:   Naresh Kamboju <naresh.kamboju@...aro.org>
To:     Arnd Bergmann <arnd@...db.de>
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        YueHaibing <yuehaibing@...wei.com>,
        Netdev <netdev@...r.kernel.org>, stable@...r.kernel.org,
        patches@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Linus Torvalds <torvalds@...ux-foundation.org>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Guenter Roeck <linux@...ck-us.net>, shuah@...nel.org,
        patches@...nelci.org, lkft-triage@...ts.linaro.org,
        Pavel Machek <pavel@...x.de>,
        Jon Hunter <jonathanh@...dia.com>,
        Florian Fainelli <f.fainelli@...il.com>,
        Sudip Mukherjee <sudipm.mukherjee@...il.com>,
        srw@...dewatkins.net, rwarsow@....de,
        Jakub Kicinski <kuba@...nel.org>,
        Anders Roxell <anders.roxell@...aro.org>
Subject: Re: [PATCH 5.10 000/106] 5.10.159-rc1 review

On Tue, 13 Dec 2022 at 14:50, Arnd Bergmann <arnd@...db.de> wrote:
>
> On Tue, Dec 13, 2022, at 08:48, Naresh Kamboju wrote:
> > On Mon, 12 Dec 2022 at 18:43, Greg Kroah-Hartman
> > <gregkh@...uxfoundation.org> wrote:
> >
> > Regression detected on arm64 Raspberry Pi 4 Model B the NFS mount failed.
> >
> > Reported-by: Linux Kernel Functional Testing <lkft@...aro.org>
> >
> > Following changes have been noticed in the Kconfig file between good and bad.
> > The config files attached to this email.
> >
> > -CONFIG_BCMGENET=y
> > -CONFIG_BROADCOM_PHY=y
> > +# CONFIG_BROADCOM_PHY is not set
> > -CONFIG_BCM7XXX_PHY=y
> > +# CONFIG_BCM7XXX_PHY is not set
> > -CONFIG_BCM_NET_PHYLIB=y
>
> > Full test log details,
> >  - https://lkft.validation.linaro.org/scheduler/job/5946533#L392
> >  -
> > https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.10.y/build/v5.10.158-107-gd2432186ff47/testrun/13594402/suite/log-parser-test/tests/
> >  -
> > https://qa-reports.linaro.org/lkft/linux-stable-rc-linux-5.10.y/build/v5.10.158-107-gd2432186ff47/testrun/13594402/suite/log-parser-test/test/check-kernel-panic/history/
>
> Where does the kernel configuration come from? Is this
> a plain defconfig that used to work, or do you have
> a board specific config file?
>
> This is most likely caused by the added dependency on
> CONFIG_PTP_1588_CLOCK that would lead to the BCMGENET
> driver not being built-in if PTP support is in a module.

Here is the build command which is the same for working and not working
kernels.

# tuxmake --runtime podman --target-arch arm64 --toolchain gcc-11
--kconfig defconfig
 --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-kernel/linux/files/lkft.config
 --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-kernel/linux/files/lkft-crypto.config
 --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-kernel/linux/files/distro-overrides.config
 --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-kernel/linux/files/systemd.config
 --kconfig-add https://raw.githubusercontent.com/Linaro/meta-lkft/kirkstone/meta/recipes-kernel/linux/files/virtio.config
 --kconfig-add CONFIG_ARM64_MODULE_PLTS=y
 --kconfig-add CONFIG_SYN_COOKIES=y
 --kconfig-add CONFIG_SCHEDSTATS=y CROSS_COMPILE_COMPAT=arm-linux-gnueabihf-

- Naresh

>
>      Arnd