linux-kernel - Re: [lkp] [x86] 784d5699ed: kmsg.ip_tables:no_symbol_version_for_copy_from

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Date:   Fri, 30 Sep 2016 09:26:58 +1000
From:   Stephen Rothwell <sfr@...b.auug.org.au>
To:     Al Viro <viro@...iv.linux.org.uk>
Cc:     LKML <linux-kernel@...r.kernel.org>, lkp@...org,
        Michal Marek <mmarek@...e.cz>
Subject: Re: [lkp] [x86]  784d5699ed:
 kmsg.ip_tables:no_symbol_version_for_copy_from_user

Hi all,

On Tue, 20 Sep 2016 10:55:32 +0800 kernel test robot <xiaolong.ye@...el.com> 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