Re: Kernel stack read with PTRACE_EVENT_EXIT and io_uring threads

Finn Thain
2021-06-16T00:23:54Z

On Wed, 16 Jun 2021, Michael Schmitz wrote:

> >
> > Do you happen to know if there is userspace that will run in
> > qemu-system-m68k that can be used for testing?
>
> I surmise so. I don't use qemu myself - either ARAnyM, or actual
> hardware. Hardware is limited to 14 MB RAM, which has prevented me from
> using more than simple regression testing. In particular, I can't test
> sys_io_uring_setup there.
>
> Adrian uses qemu a lot, and has supplied disk images to work from on
> occasion. Maybe he's got something recent enough to support
> sys_io_uring_setup ... I've CC:ed him in, as I'd love to do some more
> testing as well.
>

As well as Debian/m68k, there is also a Gentoo/m68k stage3 rootfs
available here:
https://sourceforge.net/projects/linux-mac68k/files/Gentoo%20m68k%20unauthorized/

I built that rootfs last year using Catalyst. Some background (including
the qemu-system-m68k command-line) can be found here: