From: Stephen Hemminger <stephen@networkplumber•org>
To: Rafael Cepeda <rcepeda1993@gmail•com>
Cc: netdev@vger•kernel.org
Subject: Re: NULL pointer deref bring up interfaces
Date: Sun, 6 Aug 2017 13:54:37 -0700 [thread overview]
Message-ID: <20170806135437.23330bbf@xeon-e3> (raw)
In-Reply-To: <CAEMnpcuw8Ow37_amPQtm66EkLwEpTDHWQFoe5UmFXzczYeQ-1w@mail.gmail.com>
On Sun, 6 Aug 2017 12:29:13 -0500
Rafael Cepeda <rcepeda1993@gmail•com> wrote:
> Just upgraded to 4.13rc2, rebooted, and my system crashed at my
> netmount init script; says RIP is NULL, I am guessing a bad func call.
> I immediately thought missing firmware in kernel, my kernel builds
> firmware in it, so I upgraded my firmware to latest on git.kernel and
> made sure I had no warnings in dmesg about missing firmware. Still, I
> receive this NULL pointer in the IP. If I disable my netmount on boot,
> I can login, but can not bring up my interfaces, still get a RIP err
> in kernel logs and cpu load sky-rockets...the issue still exists on
> rc3.
>
> Linux-Regression-ID: lr#084be9
>
> I am willing to help and provide as much info as possible, thank you.
You need to post:
1. Kernel config -- since you are building your own kernel.
2. Hardware -- lspci output
3. Kernel log if possible (use serial console).
Ideally, you can bisect it down to the commit that causes the problem.
prev parent reply other threads:[~2017-08-06 20:54 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-06 17:29 NULL pointer deref bring up interfaces Rafael Cepeda
2017-08-06 20:54 ` Stephen Hemminger [this message]
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