Re: [netfilter] e32a4dc651: BUG:using_smp_processor_id()in_preemptible

From: Stefano Brivio
Date: Thu Jun 04 2020 - 18:23:43 EST


Hi,

On Wed, 3 Jun 2020 16:49:34 +0800
kernel test robot <lkp@xxxxxxxxx> wrote:

> Greeting,
>
> FYI, we noticed the following commit (built with gcc-7):
>
> commit: e32a4dc6512ce3c1a1920531246e7037896e510a ("netfilter: nf_tables: make sets built-in")
> https://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git master
>
> in testcase: kernel-selftests
> with following parameters:
>
> group: kselftests-netfilter

I couldn't find this information in the report. Would it be possible to
have here an indication of what kselftest specifically is failing?
There are a number of tests in that group. I have an obvious suspicion
here (nft_concat_range.sh), but it would be nice to know, in general.

> [...]
>
> [ 165.316525] BUG: using smp_processor_id() in preemptible [00000000] code: nft/6247
> [ 165.319547] caller is nft_pipapo_insert+0x464/0x610 [nf_tables]

I'll take care of this, thanks Florian for forwarding.

--
Stefano