Re: NetBSD/hpcmips userland crashes (Re: IBM Workpad z50 dmesg collection)

[Warner Losh <imp%bsdimp.com@localhost>]

On Fri, Mar 24, 2023, 10:27 PM David Brownlee <abs%absd.org@localhost> wrote:

> On Fri, 24 Mar 2023 at 14:50, Michael <allstarzero%gmail.com@localhost> wrote:
> >
> > Hi! I have a MobilePro 780 and a MobilePro 790 I can test on.


> Hi Michael - that could definitely be two useful data points :)
>
> Could I ask if netbsd-7 ran without issues on them, and from netbsd-8
> they started showing random binary crashes and core dumps?
>

I have this machine... but I stopped running it around NetBSD 4 or 5... it
worked fine, but 8 did not when I pulled it out of mothballs and tried to
upgrade...

Warner

If so, then they may be showing similar behaviour to the z50 (which is
> useful as a confirmation). If not, then that's different (but also
> useful :) data.
>
> If they are showing similar behaviour to the z50 then it might also be
> good to confirm if the 2016-07-01 and 2016-08-01 kernels from
> https://sync.absd.org/hpcmips/ boot fine when used with a standard
> netbsd-7 install.
>
> My build box now has an old enough gcc added (gcc7), so I can run
> through build.sh for the intervening days to try to narrow down which
> specific change introduced the issues. (I spent 30 seconds looking at
> the output of './build.sh -h' trying to work out how to tell it to use
> a different initial compiler to start its cross compile build before
> realising "Ah, just set PATH" - it's been a long (unrelated) week...)
>
> Thanks
>
> David
>