Re: PROBLEM: kernel BUG at mm/rmap.c:486 - kernel 2.6.15-r1

[Jesper Juhl <jesper.juhl@gmail.com>]

On 1/28/06, Ken MacFerrin <lists@macferrin.com> wrote:
> I started getting hard lockups on my desktop PC with the error "kernel
> BUG at mm/rmap.c:487" starting with kernel 2.6.13 and continuing through
> 2.6.14.  After switching to 2.6.15 the lockups have continued with the
> message "kernel BUG at mm/rmap.c:486".
>
> The frequency and circumstance are completely random which originally
> had me suspecting bad memory but after running Memtest86+ for over 12
> hours without error I'm at a loss.
>
> I'm running the binary Nvidia driver so I'll understand if I can't get
> help here but in searching through the list archives it would seem I'm
> not alone and I am willing to try any patches that may help diagnose the
> issue.  The crash happens at least daily and I've seen no difference in
> running kernels with or without PREEMPT enabled.
>
If you don't actually *need* accelerated 3D (or if you could do
without it for a while), switching to the "nv" driver for a few
days/weeks would be interresting. If the crashes go away that would
point towards the nvidia driver, if they don't go away we'll get a
nice untainted crash report.

--
Jesper Juhl <jesper.juhl@gmail.com>
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