Re: DDD locked up kernel :o(

Stephen C. Tweedie (sct@redhat.com)
Mon, 25 Jan 1999 17:15:46 GMT


Hi,

On Sun, 24 Jan 1999 19:44:40 -0500 (EST), Alex Buell
<alex.buell@tahallah.demon.co.uk> said:

> I was using DDD - just started it up and started debugging when it locked
> up the kernel really solidly, I *mean* SOLID, such that I couldn't use the
> SAK, had to reset the machine. I wasn't even root!

> I found this item in the logs:
> Jan 24 19:33:34 tahallah kernel: Bad pmd in pte_alloc: 000001e3

> What does that mean? I'm assuming this caused my machine to lock up.
> See signature below for system details.

Most of the time it is bad hardware. pte/pmd errors tend to be CPU or
cache more often than ram errors for some reason (dead CPU fans and
overclocking lead to these quite often).

--Stephen

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