next: 32-bit: ERROR: modpost: "__aeabi_uldivmod" [fs/btrfs/btrfs.ko] undefined!

next: 32-bit: ERROR: modpost: "__aeabi_uldivmod" [fs/btrfs/btrfs.ko] undefined!

[Naresh Kamboju]

[Please ignore this email if it is already reported]

Following build error noticed on 32bit arm and i386 with kselftest merge
configs with gcc-10/12 on today's Linux next-20230220 tag.

Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>

Build regression:
  - gcc-10-lkftconfig-kselftest
  - gcc-12-lkftconfig-kselftest

Build error:
ERROR: modpost: "__aeabi_uldivmod" [fs/btrfs/btrfs.ko] undefined!
make[2]: *** [scripts/Makefile.modpost:136: Module.symvers] Error 1
make[2]: Target '__modpost' not remade because of errors.
make[1]: *** [Makefile:1980: modpost] Error 2


Build details,
https://qa-reports.linaro.org/lkft/linux-next-master/build/next-20230220/testrun/14861694/suite/build/test/gcc-10-lkftconfig-kselftest/details/
config: https://storage.tuxsuite.com/public/linaro/lkft/builds/2LzUSQ9Y7f1N6Op0juNKcpbfGiM/config


# To install tuxmake on your system globally:
# sudo pip3 install -U tuxmake
#
# See https://docs.tuxmake.org/ for complete documentation.
# Original tuxmake command with fragments listed below.
# tuxmake  \
 --runtime podman  \
 --target-arch arm  \
 --toolchain gcc-10  \
 --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_ARM_TI_CPUFREQ=y  \
 --kconfig-add CONFIG_SERIAL_8250_OMAP=y  \
 --kconfig-add CONFIG_POSIX_MQUEUE=y  \
 --kconfig-add CONFIG_OF=y  \
 --kconfig-add make:kselftest-merge  \
 --kconfig-add CONFIG_KFENCE=n  \
 --kconfig-add CONFIG_AHCI_DWC=y debugkernel dtbs dtbs-legacy headers
kernel kselftest modules


--
Linaro LKFT
https://lkft.linaro.org

Re: next: 32-bit: ERROR: modpost: "__aeabi_uldivmod" [fs/btrfs/btrfs.ko] undefined!

[Naresh Kamboju]

On Mon, 20 Feb 2023 at 16:14, Naresh Kamboju <naresh.kamboju@linaro.org> wrote:
>
> [Please ignore this email if it is already reported]
>
> Following build error noticed on 32bit arm and i386 with kselftest merge
> configs with gcc-10/12 on today's Linux next-20230220 tag.
>
> Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
>
> Build regression:
>   - gcc-10-lkftconfig-kselftest
>   - gcc-12-lkftconfig-kselftest
>
> Build error:
> ERROR: modpost: "__aeabi_uldivmod" [fs/btrfs/btrfs.ko] undefined!
> make[2]: *** [scripts/Makefile.modpost:136: Module.symvers] Error 1
> make[2]: Target '__modpost' not remade because of errors.
> make[1]: *** [Makefile:1980: modpost] Error 2

Anders ran the bisect and found the first bad commit,

# first bad commit:
  [4a8c6e8a6dc8ae4ce2adb1f807b61b6d99088293]
  btrfs: replace btrfs_io_context::raid_map with a fixed u64 value

The reported build issues still noticed on today's Linux next-20230221.

Related threads are found in lore,
https://lore.kernel.org/lkml/CAMuHMdVwXB4YsCFEpLoTm8pxyjMty6tAT7joNj2EME4ynY8keQ@mail.gmail.com/

- Naresh

Re: next: 32-bit: ERROR: modpost: "__aeabi_uldivmod" [fs/btrfs/btrfs.ko] undefined!

[David Sterba]

On Tue, Feb 21, 2023 at 01:47:24PM +0530, Naresh Kamboju wrote:
> On Mon, 20 Feb 2023 at 16:14, Naresh Kamboju <naresh.kamboju@linaro.org> wrote:
> >
> > [Please ignore this email if it is already reported]
> >
> > Following build error noticed on 32bit arm and i386 with kselftest merge
> > configs with gcc-10/12 on today's Linux next-20230220 tag.
> >
> > Reported-by: Linux Kernel Functional Testing <lkft@linaro.org>
> >
> > Build regression:
> >   - gcc-10-lkftconfig-kselftest
> >   - gcc-12-lkftconfig-kselftest
> >
> > Build error:
> > ERROR: modpost: "__aeabi_uldivmod" [fs/btrfs/btrfs.ko] undefined!
> > make[2]: *** [scripts/Makefile.modpost:136: Module.symvers] Error 1
> > make[2]: Target '__modpost' not remade because of errors.
> > make[1]: *** [Makefile:1980: modpost] Error 2
> 
> Anders ran the bisect and found the first bad commit,
> 
> # first bad commit:
>   [4a8c6e8a6dc8ae4ce2adb1f807b61b6d99088293]
>   btrfs: replace btrfs_io_context::raid_map with a fixed u64 value
> 
> The reported build issues still noticed on today's Linux next-20230221.
> 
> Related threads are found in lore,
> https://lore.kernel.org/lkml/CAMuHMdVwXB4YsCFEpLoTm8pxyjMty6tAT7joNj2EME4ynY8keQ@mail.gmail.com/

The for-next from today does not contain the patches anymore, they
weren't intended for this merge window but were left there from last
week.