Re: [lkp] [x86] 784d5699ed: kmsg.ip_tables:no_symbol_version_for_copy_from_user

From: Stephen Rothwell
Date: Thu Sep 29 2016 - 19:27:11 EST


Hi all,

On Tue, 20 Sep 2016 10:55:32 +0800 kernel test robot <xiaolong.ye@xxxxxxxxx> wrote:
>
> FYI, we noticed the following commit:
>
> https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master
> commit 784d5699eddc55878627da20d3fe0c8542e2f1a2 ("x86: move exports to actual definitions")
>
> in testcase: boot
>
> on test machine: qemu-system-x86_64 -enable-kvm -cpu host -smp 2 -m 4G
>
> caused below changes:
>
> [ 4.386609] ip_tables: no symbol version for _copy_from_user
> [ 4.387902] ip_tables: Unknown symbol _copy_from_user (err -22)
> [ 4.389219] ip_tables: no symbol version for __put_user_2
> [ 4.390473] ip_tables: Unknown symbol __put_user_2 (err -22)
> [ 4.391760] ip_tables: no symbol version for __sw_hweight32
> [ 4.393031] ip_tables: Unknown symbol __sw_hweight32 (err -22)
> [ 4.394332] ip_tables: no symbol version for memcpy
> [ 4.395508] ip_tables: Unknown symbol memcpy (err -22)
> [ 4.396729] ip_tables: no symbol version for __fentry__
> [ 4.397937] ip_tables: Unknown symbol __fentry__ (err -22)
> [ 4.399234] ip_tables: no symbol version for _copy_to_user
> [ 4.400488] ip_tables: Unknown symbol _copy_to_user (err -22)
> [ 4.405835] systemd[1]: Failed to insert module 'ip_tables': Invalid argument
>
>
>
> Thanks,
> Xiaolong

Do we have any resolution of this?

--
Cheers,
Stephen Rothwell