Re: panic: data storage interrupt trap when building world on PowerMac G5

On Thu, 23 Jan 2020 12:32:03 +0100
Michael Tuexen <[email protected]> wrote:

> Dear all,
> 
> when trying to build world on a G5 with SMP disabled
> (kern.smp.disabled=1 in /boot/loader.conf), I get the following panic:
> 
> http://bsd14.fh-muenster.de/crash.jpeg
> 
> It looks like this happens when memory is getting low (top was
> running until the machine panics). The machine runs the kernel from
> r356950.
> 
> Any idea what is going wrong?
> 
> Best regards
> Michael

That fault address looks very suspicious.  Reading it as hex encoding
of ASCII we get " user ad".

Is there a reason you still have kern.smp.disabled=1?  I fixed the bug
for that (at least in head) back around May, or at least *a* bug for it.

- Justin
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