linux-kernel - Re: BUG warnings in 4.14.9

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Message-ID: <CAK2bqVLitGjXfrfT7WseTgawi_uDozpVj4JddgdAwfLkG7gv6w@mail.gmail.com>
Date:   Tue, 26 Dec 2017 09:54:04 +0000
From:   Chris Rankin <rankincj@...il.com>
To:     linux-kernel@...r.kernel.org, stable@...r.kernel.org
Subject: Re: BUG warnings in 4.14.9

Hi,

Reverting this patch seems to have fixed things.

Thanks,
Chris

On 26 December 2017 at 06:21, Willy Tarreau <w@....eu> wrote:
> Hi Chris,
>
> On Tue, Dec 26, 2017 at 01:49:59AM +0000, Chris Rankin wrote:
> (...)
>> [   35.100181] Call Trace:
>> [   35.102709]  dump_stack+0x46/0x59
>> [   35.106095]  check_preemption_disabled+0xca/0xda
>> [   35.110786]  ip6_pol_route+0x46b/0x509 [ipv6]
> (...)
>
> One patch touched this area between 4.14.8 and 4.14.9, you may try
> to revert it to see if it fixes the issue :
>
>     9704f81 ("ipv6: grab rt->rt6i_ref before allocating pcpu rt")
>
> Willy